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Vitamin D3 Cholecalciferol is a naturally occurring form of vitamin D which is obtained from dietary sources, such as fish, or through the conversion of 7-dehydrocholesterol by ultraviolet light. It is subsequently metabolized to 25-hydroxyvitamin D3 and the active form 1,25-dihydroxyvitamin D3 by cytochrome P450 isoforms in the liver. It could prevent proliferation of cancer cells. Vitamin supplement in health care products. Uses: Ingredient of health care products. Synonyms: (3β,5Z,7E)-9,10-Secocholesta-5,7,10(19)-trien-3-ol; Cholecalciferol; Duphafral D3 1000; Delsterol; Deparal; Ebivit; Oleovitamin D3; Provitina; Ricketon; Vi-De3; Videkhol; Vigorsan; Vitinc Dan-Dee-3; Colecalciferol. Grades: >98%. CAS No. 67-97-0. Molecular formula: C27H44O. Mole weight: 384.64. BOC Sciences 6
Vitamin D3 The vitamin that mediates intestinal calcium absorbtion, bone calcium metabolism and probably, muscle activity. Occurs in and is isolated from fish liver oils. Vitamin D acts through a receptor that is a member of the ligand-dependent transcription factor superfamily. Modulates the proliferation and differentiation of both normal and cancer cells. Has antiproliferative and antimetastatic effects on breast, colon, and prostate cancer cells. Activated vitamin D receptors in intestine and bone maintain calcium absorbance and homeostasis. Group: Biochemicals. Alternative Names: (3 β,5Z,7E)-9,10-Secocholesta-5,7,10(19)-trien-3-ol; Cholecalciferol; Duphafral D3 1000; Delsterol; Deparal. Grades: Highly Purified. CAS No. 67-97-0. Pack Sizes: 1g. US Biological Life Sciences. USBiological 3
Worldwide
Vitamin D3 Vitamin D3 (Cholecalciferol; Colecalciferol) is a naturally occuring form of vitamin D. Vitamin D3 induces cell differentiation and prevents proliferation of cancer cells. Uses: Scientific research. Group: Natural products. Alternative Names: Cholecalciferol; Colecalciferol. CAS No. 67-97-0. Pack Sizes: 100 mg; 1 g; 5 g. Product ID: HY-15398. MedChemExpress MCE
Vitamin D3 100,000 IU/g & 500,000 IU/g Vitamin D3 100,000 IU/g & 500,000 IU/g. Pharma Resources International LLC
CA, FL & NJ
vitamin D3 24-hydroxylase This mitochondrial cytochrome P-450 enzyme requires adrenodoxin. The enzyme can perform up to 6 rounds of hydroxylation of the substrate calcitriol leading to calcitroic acid. The human enzyme also shows 23-hydroxylating activity leading to 1,25 dihydroxyvitamin D3-26,23-lactone as end product while the mouse and rat enzymes do not. The initial source of the electrons is NADPH, which transfers the electrons to the adrenodoxin via EC 1.18.1.6, adrenodoxin-NADP+ reductase. Group: Enzymes. Synonyms: CYP24A1. Enzyme Commission Number: EC 1.14.15.16. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-0941; vitamin D3 24-hydroxylase; EC 1.14.15.16; CYP24A1. Cat No: EXWM-0941. Creative Enzymes
Vitamin D3 β-D-Glucuronide A metabolite of Vitamin D3. Group: Biochemicals. Alternative Names: (3 β,5Z,7E)-9,10-Secocholesta-5,7,10(19)-trien-3-yl. Grades: Highly Purified. CAS No. 57918-08-8. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 3
Worldwide
Vitamin D3 Caprate One of the derivatives of Vitamin D3, which has been found to be effective in mediating intestinal calcium absorbtion and bone calcium metabolism. Molecular formula: C37H62O2. Mole weight: 538.91. BOC Sciences 7
Vitamin D3 (Cholecalciferol) 1g Pack Size. Group: Analytical Reagents, Biochemicals. Formula: C27H44O. CAS No. 67-97-0. Prepack ID 28904887-1g. Molecular Weight 384.64. See USA prepack pricing. Molekula Americas
Vitamin D3 (Cholecalciferol) Vitamin D3 (Cholecalciferol). Uses: For analytical and research use. Group: Impurity standards. CAS No. 67-97-0. Molecular Formula: C27H44O. Mole Weight: 384.65. Catalog: APB67970. Alfa Chemistry Analytical Products 3
Vitamin D3 Cholecalciferol 100,000 iu/g Powder from Lichen Algae (VegD3) Vitamin D3 Cholecalciferol 100,000 iu/g Powder from Lichen Algae (VegD3). Pharma Resources International LLC
CA, FL & NJ
Vitamin D3 (Cholecalciferol) (26,26,26,27,27,27-D6) Isotope-labeled Vitamins2H Labeled Compounds. Alternative Names: VD3-D6; Cholecalciferol D6. CAS No. 118584-54-6. Molecular formula: C27H38D6O. Mole weight: 390.67. Appearance: Colorless liquid. IUPACName: (1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-7a-methyl-1-[(2R)-7,7,7-trideuterio-6-(trideuteriomethyl)heptan-2-yl]-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol. Density: 0.789 g/mL at 25 °C (77 °F). Catalog: ACM118584546. Alfa Chemistry. 2
Vitamin D3-Cholecalciferol 40,000,000 IU/g Vitamin D3-Cholecalciferol 40,000,000 IU/g. Pharma Resources International LLC
CA, FL & NJ
Vitamin D3-Cholecalfiferol 1,000,000 IU/GM Corn Oil Vitamin D3-Cholecalfiferol 1,000,000 IU/GM Corn Oil. Pharma Resources International LLC
CA, FL & NJ
Vitamin D3-d3 Vitamin D3-d 3 is the deuterium labeled Vitamin D3. Vitamin D3 (Cholecalciferol; Colecalciferol) is a naturally occuring form of vitamin D. Vitamin D3 induces cell differentiation and prevents proliferation of cancer cells. Uses: Scientific research. Group: Isotope-labeled compounds. Alternative Names: Cholecalciferol-d3; Colecalciferol-d3. CAS No. 80666-48-4. Pack Sizes: 100 μg; 1 mg. Product ID: HY-15398S3. MedChemExpress MCE
Vitamin D3-d7 The vitamin that mediates intestinal calcium absorbtion, bone calcium metabolism and probably, muscle activity. Occurs in and is isolated from fish liver oils. Vitamin D acts through a receptor that is a member of the ligand-dependent transcription factor superfamily. Modulates the proliferation and differentiation of both normal and cancer cells. Has antiproliferative and antimetastatic effects on breast, colon, and prostate cancer cells. Activated vitamin D receptors in intestine and bone maintain calcium absorbance and homeostasis. Group: Biochemicals. Alternative Names: (3 β,5Z,7E)-9,10-Secocholesta-5,7,10(19)-trien-3-ol-d7; Cholecalciferol-d7; Duphafral D3 1000-d7; Delsterol-d7; Deparal-d7. Grades: Highly Purified. Pack Sizes: 500ug. US Biological Life Sciences. USBiological 3
Worldwide
Vitamin D3 MCT Oil 1 MIU/g Vitamin D3 MCT Oil 1 MIU/g. Pharma Resources International LLC
CA, FL & NJ
Vitamin D3 Octanoate One of the derivatives of Vitamin D3, which has been found to be effective in mediating intestinal calcium absorbtion and bone calcium metabolism. Synonyms: Vitamin D3 Octanoate; 927822-16-0; HY-N8357; AKOS040758463; CS-0143537. Molecular formula: C35H58O2. Mole weight: 510.85. BOC Sciences 7
Vitamin D3 Sulfate Synonyms: Cholecalciferol sulfate; AC1O5U9F; 9,10-Secocholesta-5,7,10(19)-trien-3-ol, hydrogen sulfate, (3beta,5Z,7E)-; [(1R,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-7a-methyl-1-[(2R)-6-methylheptan-2-yl]-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexyl] hydrogen sulfate. Grades: ≥98%. CAS No. 10529-43-8. Molecular formula: C27H44O4S. Mole weight: 464.70. BOC Sciences 7
Vitamin D3 Sulfate Sodium Salt The main metabolite of Vitamin D3. It has potent biological activity. Vitamin D3-sulfate had <5% of the activity of vitamin D3 to mobilize Ca from bone and.apprx.1% of the ability of Vitamin D3 to stimulate Ca transport, elevate serum P, or support bone calcification. Group: Biochemicals. Alternative Names: (1S, 3Z) -3- [ (2E) -2- [ (1R, 3aS, 7aR) -1- [ (1R) -1, 5-Dimethylhexyl] octahydro-7a-methyl-4H-inden-4-ylidene] ethylidene] -4-methylenecyclohexanol Sodium Salt; (3 β,5Z,7E)-9,10-Secocholesta-5,7,10(19)-trien-3-ol ?ydrogen Sulfate Sodium Salt; Cholecalciferol Sulfate Sodium Salt; Vitamin D3 3 β-Sulfate Sodium Salt. Grades: Highly Purified. CAS No. 78392-27-5. Pack Sizes: 1mg. Molecular Formula: C??H??NaO?S, Molecular Weight: 486.68. US Biological Life Sciences. USBiological 3
Worldwide
Vitamin D3 Sulfate Triethylamine Salt The sulfate triethylamine salt form of Vitamin D3, which has been found to be effective in mediating intestinal calcium absorbtion and bone calcium metabolism. Synonyms: (1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-1-[(1R)-1,5-Dimethylhexyl]octahydro-7a-methyl-4H-inden-4-ylidene]ethylidene]-4-methylenecyclohexanol Sulfate Triethylamine Salt; (3β,5Z,7E)-9,10-Secocholesta-5,7,10(19)-trien-3-ol Ηydrogen Sulfate Triethylamine salt. Molecular formula: C27H44O4S.C6H15N. Mole weight: 565.9. BOC Sciences
1,25-Dihydroxy vitamin D2-d3 Isotope-labeled Vitamins2H Labeled Compounds. Alternative Names: 1,25-Dihydroxyvitamin D2-[D3]. CAS No. 1261254-46-9. Molecular formula: C28H41D3O3. IUPACName: (1R, 3S, 5Z)-5-[ (2E)-2-[ (1R, 3aS, 7aR)-1-[ (E, 2R, 5S)-6-hydroxy-5, 6-dimethylhept-3-en-2-yl]-7a-methyl-2, 3, 3a, 5, 6, 7-hexahydro-1H-inden-4-ylidene]-1-deuterioethylidene]-4- (dideuteriomethylidene)cyclohexane-1, 3-diol. Catalog: ACM1261254469. Alfa Chemistry. 4
1,25-Dihydroxyvitamin D3 (6,19,19-D3) Isotope-labeled Vitamins2H Labeled Compounds. Alternative Names: Deuterated 1-α25-dihydroxyvitamin D3. CAS No. 128723-16-0. Molecular formula: C27H41D3O3. Mole weight: 419.66. Appearance: White solid. IUPACName: 1R, 3S, 5Z)-5-[ (2E)-2-[ (1R, 3aS, 7aR)-1-[ (2R)-6-hydroxy-6-methylheptan-2-yl]-7a-methyl-2, 3, 3a, 5, 6, 7-hexahydro-1H-inden-4-ylidene]-1-deuterioethylidene]-4- (dideuteriomethylidene)cyclohexane-1, 3-diol. Catalog: ACM128723160. Alfa Chemistry. 4
1,25-Dihydroxy vitamin D3-d3 Isotope-labeled Vitamins2H Labeled Compounds. CAS No. 128726-16-0. Molecular formula: C27H41D3O3. Mole weight: 419.65. Appearance: Solid. Catalog: ACM128726160. Alfa Chemistry. 4
1α,26-Dihydroxy Vitamin D3 One of the metabolite of Vitamin D3, which has been found to be effective in mediating intestinal calcium absorbtion and bone calcium metabolism. Synonyms: (1α,3β,5Z,7E)-9,10-Secocholesta-5,7,10(19)-triene-1,3,26-triol; (1S,3R,5Z,7E)-9,10-Secocholesta-5,7,10-triene-1,3,26-triol; 1,3-Cyclohexanediol, 4-methylene-5-[(2E)-2-[(1R,3aS,7aR)-octahydro-1-[(1R)-6-hydroxy-1,5-dimethylhexyl]-7a-methyl-4H-inden-4-ylidene]ethylidene]-, (1R,3S,5Z)-; 1a,26-Dihydroxy Vitamin D3. Grades: ≥95%. CAS No. 300692-92-6. Molecular formula: C27H44O3. Mole weight: 416.65. BOC Sciences 7
1α-Hydroxy Vitamin D2-d3 Synthetic labeled vitamin D prohormone. A new active Vitamin D analog which inhibits growth of human neuroblastoma. Group: Biochemicals. Alternative Names: (1α,3 β,5Z,7E,22E)-. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
Worldwide
22-(4-Hydroxyphenyl)-23,24,25,26,27-pentanor Vitamin D3 22-(4-Hydroxyphenyl)-23,24,25,26,27-pentanor Vitamin D3 is an analogue of Vitamin D3 (V676045), which is fat-soluable vitamin that mediates intestinal calcium absorbtion, and bone calcium metabolism. Vitamin D acts through a receptor that is a member of the ligand-dependent transcription factor superfamily. It modulates the proliferation and differentiation of both normal and cancer cells. It also has antiproliferative and antimetastatic effects on breast, colon, and prostate cancer cells. Activated vitamin D receptors in intestine and bone maintain calcium absorbance and homeostasis. Group: Biochemicals. Grades: Highly Purified. CAS No. 168408-60-4. Pack Sizes: 1mg, 2.5mg. Molecular Formula: C28H38O2, Molecular Weight: 406.6. US Biological Life Sciences. USBiological 10
Worldwide
23, 25-Dihydroxy Vitamin D3 One of the metabolite of Vitamin D3, which has been found to be effective in mediating intestinal calcium absorbtion and bone calcium metabolism. Synonyms: (6R)-2-Methyl-6-[(1R,3aS,4E,7aR)-octahydro-4-[(2Z)-2-[(5S)-5-hydroxy-2-methylenecyclohexylidene]ethylidene]-7a-methyl-1H-inden-1-yl]-2,4-heptanediol; (3β,5Z,7E)-9,10-Secocholesta-5,7,10(19)-triene-3,23,25-triol; 23,25-Dihydroxy- cholecalciferol; 23,25-Hydroxycalcidiol. CAS No. 77733-16-5. Molecular formula: C27H44O3. Mole weight: 416.65. BOC Sciences 7
24,25-Dihydroxy vitamin D2-d3 Isotope-labeled Vitamins2H Labeled Compounds. CAS No. 118584-50-2. Molecular formula: C28H41D3O3. Mole weight: 431.67. Appearance: Off-white solid. IUPACName: (E, 6R) -6- [ (1R, 3aS, 4E, 7aR) -4- [ (2Z) -2- [ (5S) -5-hydroxy-2-methylidenecyclohexylidene] ethylidene] -7a-methyl-2, 3, 3a, 5, 6, 7-hexahydro-1H-inden-1-yl] -2-methyl-3- (trideuteriomethyl) hept-4-ene-2, 3-diol. Catalog: ACM118584502. Alfa Chemistry. 2
24, 25-Dihydroxy Vitamin D3 24, 25-Dihydroxy VD3 is a compound which is closely related to 1,25-dihydroxyvitamin D3, the active form of vitamin D3, but like vitamin D3 itself and 25-hydroxyvitamin D3 is inactive as a hormone both in vitro and in vivo. Uses: Vitamins. Synonyms: (6R) -6- [ (1R, 3aS, 4E, 7aR) -4- [ (2Z) -2- [ (5S) -5-hydroxy-2-methylidenecyclohexylidene] ethylidene] -7a-methyl-2, 3, 3a, 5, 6, 7-hexahydro-1H-inden-1-yl] -2-methylheptane-2, 3-diol. Grades: >98%. CAS No. 40013-87-4. Molecular formula: C27H44O3. Mole weight: 416.64. BOC Sciences 7
(24S)-24,25-Dihydroxyvitamin D3 (24S)-24,25-Dihydroxycholecalciferol is an inactive form of vitamin D3 which undergoes various levels of hydroxylation to form active vitamin D3 analogs. Synonyms: (24S)-24,25-Dihydroxyvitamin D3; 55700-58-8; (24S)-Secalciferol; 24S,25-Dihydroxycholecalciferol; (24S)-24,25-dihydroxyvitamin D3 / (24S)-24,25-dihydroxycholecalciferol; (5Z,7E)-(3S,24S)-9,10-seco-5,7,10(19)-cholestatriene-3,24,25-triol; EVQ6RX7DAN; Secalciferol, (24S)-; 24S,25-Dihydroxyvitamin D3; (3S, 6R) -6- [ (1R, 3aS, 4E, 7aR) -4- [ (2Z) -2- [ (5S) -5-hydroxy-2-methylidenecyclohexylidene] ethylidene] -7a-methyl-2, 3, 3a, 5, 6, 7-hexahydro-1H-inden-1-yl] -2-methylheptane-2, 3-diol; 24(S),25-Dihydroxyvitamin D3; PRI-1202; LMST03020274; MFCD11114064; AKOS030526847; CS-0931; HY-15439; MS-27263; (24S)-24,25-Dihydroxyvitamin D3, >=95.0% (HPLC); 2,3-HEPTANEDIOL, 2-METHYL-6-((1R,3AS,4E,7AR)-OCTAHYDRO-4-((2Z)-2-((5S)-5-HYDROXY-2-METHYLENECYCLOHEXYLIDENE)ETHYLIDENE)-7A-METHYL-1H-INDEN-1-YL)-, (3S,6R)-. Grades: >98%. CAS No. 55700-58-8. Molecular formula: C27H44O3. Mole weight: 416.64. BOC Sciences 10
25, 26-Dihydroxy Vitamin D3 Α hydroxylated metabolite of Vitamin D3. Synonyms: (6R)-2-methyl-6-[(1R,3aS,4E,7aR)-octahydro-4-[(2Z)-2-[(5S)-5-hydroxy-2-methylenecyclohexylidene]ethylidene]-7a-methyl-1H-inden-1-yl]-1,2-Heptanediol; (3β,5Z,7E)-9,10-Secocholesta-5,7,10(19)-triene-3,25,26-triol; 9,10-Secocholesta-5,7,10(19)-triene-3β,25,26-triol; 25,26-Dihydroxycholecalciferol; 25,26-Dihydroxyvitamin D. Grades: >98%. CAS No. 29261-12-9. Molecular formula: C27H44O3. Mole weight: 416.64. BOC Sciences 7
25-Hydroxyprovitamin D3 25-Hydroxyprovitamin D3 is a derivative of vitamin D3 and an impurity of calcifediol. Calcifediol is a prehormone produced in the liver from vitamin D3. Synonyms: Calcifediol EP Impurity B; 25-Hydroxy-7-dehydrocholesterol; cholesta-5,7-diene-3β,25-diol; 7-Dehydro-25-hydroxycholesterol. CAS No. 22145-68-2. Molecular formula: C27H44O2. Mole weight: 400.645. BOC Sciences 8
25-Hydroxy Vitamin D3 3, 3’- (4-Maleimidopropanamide) propyl Ether 25-Hydroxy Vitamin D3 3, 3’- (4-Maleimidopropanamide) propyl Ether is an analog of Vitamin D3 (V676045), a vitamin that mediates intestinal calcium absorbtion, bone calcium metabolism and probably, muscle activity. Occurs in and is isolated from fish liver oils. Vitamin D acts through a receptor that is a member of the ligand-dependent transcription factor superfamily. Modulates the proliferation and differentiation of both normal and cancer cells. Has antiproliferative and antimetastatic effects on breast, colon, and prostate cancer cells. Activated vitamin D receptors in intestine and bone maintain calcium absorbance and homeostasis. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg, 25mg. Molecular Formula: C37H56N2O5, Molecular Weight: 608.85. US Biological Life Sciences. USBiological 10
Worldwide
25-Hydroxy Vitamin D3 3,3'-Aminopropyl Ether 25-Hydroxy Vitamin D3 3,3'-Aminopropyl Ether is a vitamin D3 analog. Synonyms: 3'-O-Aminopropyl-25-hydroxyvitamin D3; (5Z,7E)-(3S)-3-(3'-O-amino-propyl)-9,10-seco-5,7,10(19)-cholestatriene-3,25-triol; 1H-Indene-1-pentanol, 4- [ (2Z) -2- [ (5S) -5- (3-aminopropoxy) -2-methylenecyclohexylidene] ethylidene] octahydro-α , α , ε , 7a-tetramethyl-, (εR,1R,3aS,4E,7aR)-; (ε R, 1R, 3aS, 4E, 7aR) -4- [ (2Z) -2- [ (5S) -5- (3-Aminopropoxy) -2-methylenecyclohexylidene] ethylidene] octahydro-α , α , ε , 7a-tetramethyl-1H-indene-1-pentanol; 9,10-Secocholesta-5,7,10(19)-trien-25-ol, 3-(3-aminopropoxy)-, (3β,5Z,7E)-; 3-O-(2-Aminoethyl)-25-hydroxyvitamin D3. Grades: >98%. CAS No. 163018-26-6. Molecular formula: C30H51NO2. Mole weight: 457.73. BOC Sciences 8
25-Hydroxy Vitamin D3 3,3’-Aminopropyl Ether Vitamin D3 analog. Calcifediol (INN), also known as calcidiol, 25-hydroxycholecalcifero l, or 25-hydroxyvitamin D (abbreviated 25(OH)D),[1] is a prehormone that is produced in the liver by hydroxylation of vitamin D3(cholecalciferol) by the enzyme cholecalciferol 25-hydroxylase which was isolated by Michael F. Holick. Physicians worldwide measure this metabolite to determine a patient's vitamin D status.[2] At a typical daily intake of vitamin D3, its full conversion to calcifediol takes approximately 7 days.[3] Calcifediol is then converted in the kidneys (by the enzyme 25(OH)D-1α-hydroxylase) into calcitriol (1,25-(OH)2D3), a secosteroid hormone that is the active form of vitamin D. It can also be converted into 24-hydroxycalcidiol in the kidneys via 24-hydroxylation.[4][5]. Group: Biochemicals. Alternative Names: ( ε R, 1R, 3aS, 4E, 7aR) -4- [ (2Z) -2- [ (5S) -5- (3-Aminopropoxy) -2- methyl enecyclohexylidene] ethylidene] octahydro- α , α , ε , 7a-tetra methyl -1H-indene-1-pentanol; (3 β,5Z,7E)-3-(3-Aminopropoxy)-9,10-secocholesta-5,7,10(19)-trien-25-ol; 3-O-(2-Aminoethyl)-25-hydroxyvitamin D3. Grades: Highly Purified. CAS No. 163018-26-6. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 2
Worldwide
25-Hydroxy Vitamin D3 3,3'-Biotinylaminopropyl Ether 25-Hydroxy Vitamin D3 3,3'-Biotinylaminopropyl Ether. Group: Biochemicals. Alternative Names: [3aS-(3aα,4 β,6aα)]-Hexahydro-N-[3-[[(3 β,5Z,7E)-25-hydroxy-9,10-secocholesta-5,7,10(19)-trien-3-yl]oxy]propyl]-2-oxo-1H-thieno[3,4-d]imidazole-4-pentanamide. Grades: Highly Purified. CAS No. 193278-59-0. Pack Sizes: 1mg, 2.5mg. US Biological Life Sciences. USBiological 3
Worldwide
25-Hydroxy Vitamin D3 3, 3'- (Carboxyfluorescein) aminopropyl Ether 25-Hydroxy Vitamin D3 3, 3'- (Carboxyfluorescein) aminopropyl Ether. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 3
Worldwide
25-Hydroxyvitamin D3 3-Glucuronide 25-Hydroxyvitamin D3 3-Glucuronide is an glucuronidated conjugate of 5-Hydroxyvitamin D3, the principal circulating form of vitamin D3, formed in the liver by hydroxylation at C-25. Calcium regulator. Group: Biochemicals. Alternative Names: (3 β,5Z,7E)-25-Hydroxy-9,10-secocholesta-5,7,10(19)-trien-3-yl β-D-Glucopyranosiduronic Acid. Grades: Purified. CAS No. 170512-14-8. Pack Sizes: 500ug. Molecular Formula: C??H??O?, Molecular Weight: 576.76. US Biological Life Sciences. USBiological 3
Worldwide
25-Hydroxyvitamin D3 3-Hemisuccinate 25-Hydroxyvitamin D3 3-Hemisuccinate is a conjugate of 5-Hydroxyvitamin D3 (C125700), the principal circulating form of vitamin D3, formed in the liver by hydroxylation at C-25. Calcium regulator. Also used in the preparation and synthesis of antisera to be used in the immunoassay of 25-Hydroxyvitamin D3. Group: Biochemicals. Alternative Names: (3 β,5Z,7E)-3-(Hydrogen Butanedioate)-9,10-Secocholesta-5,7,10(19)-triene-3,25-diol; 25-Hydroxycholecalciferol-3-hemisuccinate; Calcidiol 3-Hemisuccinate. Grades: Highly Purified. CAS No. 69511-19-9. Pack Sizes: 2.5mg. US Biological Life Sciences. USBiological 3
Worldwide
25-Hydroxyvitamin D3 3-Hemisuccinate-d6 25-Hydroxyvitamin D3 3-Hemisuccinate-d6 is the isotope labelled analog of 25-Hydroxyvitamin D3 3-Hemisuccinate (H995855); a conjugate of 5-Hydroxyvitamin D3 (C125700) which is the principal circulating form of vitamin D3 formed in the liver by hydroxylation at C-25. Calcium regulator. Also used in the preparation and synthesis of antisera to be used in the immunoassay of 25-Hydroxyvitamin D3. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 500ug, 5mg. Molecular Formula: C31H42D6O5, Molecular Weight: 506.75. US Biological Life Sciences. USBiological 10
Worldwide
25-Hydroxy Vitamin D3 3-Sulfate Sodium Salt 25-Hydroxyvitamin D3 3-Sulfate is a metabolite of 24,25-Dihydroxyvitamin D3 and 25-Hydroxyvitamin D3. Calcifediol (INN), also known as calcidiol, 25-hydroxycholecalcifero l, or 25-hydroxyvitamin D (abbreviated 25(OH)D),is a prehormone that is produced in the liver by hydroxylation of vitamin D3(cholecalciferol) by the enzyme cholecalciferol 25-hydroxylase which was isolated by Michael F. Holick. Physicians worldwide measure this metabolite to determine a patient's vitamin D status.At a typical daily intake of vitamin D3, its full conversion to calcifediol takes approximately 7 days. Calcifediol is then converted in the kidneys (by the enzyme 25(OH)D-1α-hydroxylase) into calcitriol (1,25-(OH)2D3), a secosteroid hormone that is the active form of vitamin D. It can also be converted into 24-hydroxycalcidiol in the kidneys via 24-hydroxylation. Group: Biochemicals. Alternative Names: (3 β,5Z,7E)-9,10-Secocholesta-5,7,10(19)-triene-3,25-diol 3-(Hydrogen Sulfate) Sodium Salt; 25-Hydroxyvitamin D3 3-Sulfate Sodium Salt; 25-Hydroxyvitamin D3 3 β-Sulfate Sodium Salt; Calcifediol 3-Sulfate Sodium Salt. Grades: Purified. Pack Sizes: 2.5mg. Molecular Formula: C??H??NaO?S, Molecular Weight: 502.68. US Biological Life Sciences. USBiological 2
Worldwide
25-Hydroxy-Vitamin-D3 (antigen) 25-Hydroxy-Vitamin-D3 (antigen). Uses: For analytical and research use. Group: Impurity standards. CAS No. 932023-09-1. Molecular Formula: C35H51NO7. Mole Weight: 597.79. Catalog: APB932023091. Alfa Chemistry Analytical Products 3
25-Hydroxyvitamin D3 (Calcifediol) A metabolite of Vitamin D. The principal circulating form of vitamin D3, formed in the liver by hydroxylation at C-25. Calcium regulator. Group: Biochemicals. Alternative Names: (3 β,5Z,7E)-9,10-Secocholesta-5,7,10(19)-triene-3,25-diol; 25-hydroxycholecalcifero l; 25-Hydroxyvitamin D; 25-Hydroxyvitamin D3; Calcidiol; Didrogyl; Hidroferol; Ro 8-8892. Grades: Highly Purified. CAS No. 19356-17-3. Pack Sizes: 10mg, 25mg. Molecular Formula: C??H??O?, Molecular Weight: 400.64. US Biological Life Sciences. USBiological 2
Worldwide
3-(25-Hydroxy Vitamin D3)propylamino-PEG12-Biotin 3-(25-Hydroxy Vitamin D3)propylamino-PEG12-Biotin is a vitamin D3 biotin derivative. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 10mg. Molecular Formula: C67H118N4O17S, Molecular Weight: 1283.74. US Biological Life Sciences. USBiological 10
Worldwide
3- (4-Maleimidoacetamido) propyl-25-Hydroxy-Vitamin D3 3- (4-Maleimidoacetamido) propyl-25-Hydroxy-Vitamin D3 is a derivative of Vitamin D3, the vitamin that mediates intestinal calcium absorbtion, bone calcium metabolism and probably, muscle activity. It occurs in and is isolated from fish liver oils. Vitamin D acts through a receptor that is a member of the ligand-dependent transcription factor superfamily. It modulates the proliferation and differentiation of both normal and cancer cells. It also has antiproliferative and antimetastatic effects on breast, colon, and prostate cancer cells. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg, 5mg. Molecular Formula: C36H54N2O5, Molecular Weight: 594.82. US Biological Life Sciences. USBiological 10
Worldwide
3-Aminopropyl-24,25-dihydroxy Vitamin D3 3-Aminopropyl-24,25-dihydroxy Vitamin D3 is a derivative of Vitamin D3 (V676045), an important factor in maintaining bone health, and has also been associated with cardiovascular health in humans. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 250ug, 1mg. Molecular Formula: C30H51NO3. US Biological Life Sciences. USBiological 10
Worldwide
3-Dehydroxy-3-ene-25-ol Vitamin D3 Vitamin D3 derivative. Group: Biochemicals. Alternative Names: (5Z,7E)-9,10-Secocholesta-3,5,7,10(19)-tetraen-25-ol, 3-Dehydroxy 25-Hydroxy-Vitamin D3-3-ene. Grades: Highly Purified. CAS No. 106361-90-4. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
Worldwide
3-Dehydroxy-3-ene-25-ol Vitamin D3-d6 Vitamin D3 derivative. Group: Biochemicals. Alternative Names: (5Z,7E)-9,10-Secocholesta-3,5,7,10(19)-tetraen-25-ol-d6, 3-Dehydroxy 25-Hydroxy-Vitamin D3-3-ene-d6. Grades: Highly Purified. Pack Sizes: 250ug. US Biological Life Sciences. USBiological 2
Worldwide
3-epi-24R 25-Dihydroxy Vitamin D3 3-epi-24R 25-Dihydroxy Vitamin D3. Group: Biochemicals. Alternative Names: (3α,5Z,7E,24R)-9,10-Secocholesta-5,7,10(19)-triene-3,24,25-triol. Grades: Highly Purified. CAS No. 272776-87-1. Pack Sizes: 250ug. Molecular Formula: C27H44O3, Molecular Weight: 416.64. US Biological Life Sciences. USBiological 3
Worldwide
3-epi-24R 25-Dihydroxy Vitamin D3-d6 3-epi-24R 25-Dihydroxy Vitamin D3-d6. Group: Biochemicals. Alternative Names: (3α,5Z,7E,24R)-9,10-Secocholesta-5,7,10(19)-triene-3,24,25-triol-d6. Grades: Highly Purified. Pack Sizes: 250ug. Molecular Formula: C27H38D6O3, Molecular Weight: 422.67. US Biological Life Sciences. USBiological 3
Worldwide
3-epi-25-Hydroxy Vitamin D3 The epimer metabolite of Calcifediol or 25-hydroxyvitamin D3. Calcifediol (INN), also known as calcidiol, 25-hydroxycholecalcifero l, or 25-hydroxyvitamin D (abbreviated 25(OH)D),[1] is a prehormone that is produced in the liver by hydroxylation of vitamin D3(cholecalciferol) by the enzyme cholecalciferol 25-hydroxylase which was isolated by Michael F. Holick. Physicians worldwide measure this metabolite to determine a patient's vitamin D status.[2] At a typical daily intake of vitamin D3, its full conversion to calcifediol takes approximately 7 days.[3] Calcifediol is then converted in the kidneys (by the enzyme 25(OH)D-1α-hydroxylase) into calcitriol (1,25-(OH)2D3), a secosteroid hormone that is the active form of vitamin D. It can also be converted into 24-hydroxycalcidiol in the kidneys via 24-hydroxylation.[4][5]. Group: Biochemicals. Alternative Names: ( ε R, 1R, 3aS, 4E, 7aR) -Octahydro-4- [ (2Z) -2- [ (5R) -5-hydroxy-2- methyl enecyclohexylidene] ethylidene] - α , α , ε , 7a-tetra methyl -H-indene-1-pentanol; (3α,5Z,7E)-9,10-Seco-cholesta-5,7,10(19)-triene-3,25-diol; 3-epi-25-Hydroxyvitamin D3. Grades: Highly Purified. CAS No. 73809-05-9. Pack Sizes: 250ug. US Biological Life Sciences. USBiological 2
Worldwide
3-epi-Vitamin D3 3-epi-Vitamin D3 (Epicholecalciferol) (Compound 4), a Vitamin D3 analogue, is a Hedgehog pathway inhibitor with an IC 50 of 39.2 μM measured in U87MG cells [1]. Uses: Scientific research. Group: Signaling pathways. Alternative Names: Epicholecalciferol. CAS No. 57651-82-8. Pack Sizes: 1 mg; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-15398C. MedChemExpress MCE
5,6-trans-Vitamin D3 5,6-trans-Vitamin D3 (5,6-trans-Cholecalciferol;5,6-trans-Colecalciferol) is a photoproduct of vitamin D3 [1]. Vitamin D3 is a naturally occuring form of vitamin D. Vitamin D3 induces cell differentiation and prevents proliferation of cancer cells. Uses: Scientific research. Group: Signaling pathways. Alternative Names: 5,6-trans-Cholecalciferol; 5,6-trans-Colecalciferol; Cholecalciferol EP Impurity A. CAS No. 22350-41-0. Pack Sizes: 5 mg; 10 mg. Product ID: HY-15398A. MedChemExpress MCE
5,6-trans-Vitamin D3 5,6-trans-Vitamin D3 is the major photoisomer of Vitamin D3 analog, as an impurity. Group: Biochemicals. Alternative Names: (1S, 3E) -3- [ (2E) -2- [ (1R, 3aS, 7aR) -1- [ (1R) -1, 5-Dimethylhexyl] octahydro-7a-methyl-4H-inden-4-ylidene] ethylidene] -4-methylenecyclohexanol; (3 β,5E,7E)-9,10-Secocholesta-5,7,10(19)-trien-3-ol; (E,E)-9,10-Secocholesta-5,7,10(19)-trien-3 β-ol; 5,6-trans-Cholecalciferol; trans-Vitamin D3; Cholecalciferol EP Impurity A. Grades: Highly Purified. CAS No. 22350-41-0. Pack Sizes: 2.5mg. Molecular Formula: C27H44O, Molecular Weight: 384.64. US Biological Life Sciences. USBiological 3
Worldwide
5-Hydroxyvitamin D3 25-glucuronide 5-Hydroxyvitamin D3 25-glucuronide is an esteemed and formidable biomolecule harnessed within the biomedical arena, used to study ailments stemming from vitamin D inadequacy, including osteoporosis, rickets and osteomalacia. Emanating from the glucuronidation process of 5-Hydroxyvitamin D3, this compound assumes a paramount role in governing the intricate balance of calcium and phosphate metabolism, fostering unyielding fortitude in skeletal architecture and augmenting the holistic fortification of the immune system. CAS No. 84344-78-5. Molecular formula: C33H52O8. Mole weight: 576.76. BOC Sciences 11
Alfacalcidol (1-alpha-hydroxycholecalcifero l, 1-alpha-Hydroxyvitamin D, Alfarol, Alpha D3, Etalpha.) A synthetic analog of calcitiol (the hormonal form of vitamin D3). Group: Biochemicals. Alternative Names: 1-alpha-hydroxycholecalcifero l, 1-alpha-Hydroxyvitamin D, Alfarol, Alpha D3, Etalpha. Grades: Highly Purified. CAS No. 41294-56-8. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 1
Worldwide
Calcitriol (Vitamin D3) The biologically active form of Vitamin D3. Calcium regulator; vitamin (antirachitic); antihyperparathyroid; antineoplastic; antipsoriatic. Group: Biochemicals. Alternative Names: (1R,3S,5Z)-4-Methylene-5-[(2E)-2-[(1R,3aS,7aS)-octahydro-1-[(1R)-5-hydroxy-1,5-dimethylhexyl]-7a-methyl-4H-inden-4-ylidene]ethylidene]-1,3-cyclohexanediol; (1α,3 β,5Z,7E)- 9,10-Secocholesta-5,7,10(19)-triene-1,3,25-triol,; 1 α , 25-Di hydroxycholecalcife rol; 1α,25-Dihydroxyvitamin D3; Calcijex; Dihydroxyvitamin D3; Panbonis; Ro 21-5535; Rocaltrol; Silkis; Solbone P; Soltriol; Topitriol; Toptriol. Grades: Highly Purified. CAS No. 32222-06-3. Pack Sizes: 1mg, 5mg, 10mg. Molecular Formula: C??H??O?, Molecular Weight: 416.64. US Biological Life Sciences. USBiological 2
Worldwide
Calcitriol, Vitamine D3 Calcitriol, Vitamine D3. Pack Sizes: 100 mg. Product ID: PE-0317. Molecular formula: C27H44O2. Mole weight: 416.64 g/mol. Category: Active Pharmaceutical Ingredient. Product Keywords: Pharmaceutical Excipients; Active Pharmaceutical Ingredient; Calcitriol, Vitamine D3; PE-0317; C27H44O2. CD Formulation
Cholecalciferol (Vitamin D3, Activated 7-dehydrocholesterol) Vitamin D3 is cholecalciferol, one of the vitamin D family. Vitamin D3 has been used to prevent and treat breast cancer, prostate and possibly other cancers and Vitamin D3 is essential to maintain bone density. Vitamin D3 is necessary for the ultilization of Calcium and Phosphorus, and for the assimilation of Vitamin A. It also has a strong immune enhancing effect. In many ways vitamin D acts as a hormone and is potent in minute quantities. One microgram of cholecalciferol has 40 IU of vitamin D activity. Vitamin D is necessary for utilization of calcium and phosphorus. Activated 7-dehydrocholesterol, cholecalciferol, also called activated 7-dehydrocholesterol, cholecalciferol. The biologically active form of Vitamin D. It is transported by the blood and the liver converts it to 25-Hydroxycholecalciferol (25-Hydroxyvitamin D, Calcidiol) which is converted in the kidneys to 1, 25-Di hydroxycholecalciferol (1,25-Dihydroxyvitamin D, Calcitriol). Group: Biochemicals. Alternative Names: Vitamin D3; Activated 7-dehydrocholesterol. Grades: Cell Culture Grade. CAS No. 67-97-0. Pack Sizes: 1g, 5x1g. US Biological Life Sciences. USBiological 1
Worldwide
Previtamin D3 Vitamin D3 isomer. Vitamin D3 mediates intestinal calcium absorbtion, bone calcium metabolism and many other processes. During exposure to sunlight 7-dehydrocholesterol in converted to pre-vitamin D3, which undergoes a rapid transformation within the plasma membrane to vitamin D3. Group: Biochemicals. Alternative Names: Precalciferol3; Precholecalciferol; Previtamin D; Precalciferol; (3 β,6Z)-9,10-Secocholesta-5(10),6,8-trien-3-ol; 9,10-Secocholesta-5(10),6,8-trien-3 β-ol; (1S)-3-[(1Z)-2-[(1R,3aR,7aR)-1-[(1R)-1,5-Dimethylhexyl]-2,3,3a,6,7,7a-hexahydro-7a-methyl-1H-inden-4-yl]ethenyl]-4-methyl-3-Cyclohexen-1-ol. Grades: Highly Purified. CAS No. 1173-13-3. Pack Sizes: 1mg. US Biological Life Sciences. USBiological 2
Worldwide
Vitamin B6 (Pyridoxal) (Methyl-D3) Isotope-labeled Vitamins2H Labeled Compounds. Alternative Names: Pyridoxal-D3 hydrochloride; Pyridoxal-D3 HCl; Deuterated pyridoxal. CAS No. 1173023-49-8. Molecular formula: C8H6D3NO3. Mole weight: 170.18. Appearance: Off-white powder. IUPACName: 3-hydroxy-5-(hydroxymethyl)-2-(trideuteriomethyl)pyridine-4-carbaldehyde;hydrochloride. Catalog: ACM1173023498. Alfa Chemistry. 2
Vitamin B6 (Pyridoxamine:2HCl) (Methyl-D3) Isotope-labeled Vitamins2H Labeled Compounds. Alternative Names: Pyridoxamine-methyl-D3 dihydrochloride. CAS No. 1173023-45-4. Molecular formula: C8H11D3N2O2Cl. Mole weight: 244.13. Appearance: Light brown powder. IUPACName: 4-(aminomethyl)-5-(hydroxymethyl)-2-(trideuteriomethyl)pyridin-3-ol;dihydrochloride. Catalog: ACM1173023454. Alfa Chemistry. 2
Vitamin B6 (Pyridoxine:HCl) (Methyl-D3) Isotope-labeled Vitamins2H Labeled Compounds. Alternative Names: Pyridoxine-D3 HCl. CAS No. 1189921-12-7. Molecular formula: C8H9D3NO3Cl. Mole weight: 208.66. Appearance: White powder. IUPACName: 4,5-bis(hydroxymethyl)-2-(trideuteriomethyl)pyridin-3-ol;hydrochloride. Catalog: ACM1189921127. Alfa Chemistry. 2
Vitamin D2-d3 Vitamin D2-d 3 (Ergocalciferol-d 3 ) is the deuterium labeled vitamin D2. Uses: Scientific research. Group: Isotope-labeled compounds. Alternative Names: Ergocalciferol-d3; Calciferol-d3; VD2-d3. CAS No. 1217448-46-8. Pack Sizes: 1 mg; 5 mg. Product ID: HY-15330. MedChemExpress MCE
Vitamin D2 (Ergocalciferol) (6,19,19-D3) Isotope-labeled Vitamins2H Labeled Compounds. Alternative Names: VD2-D3; Vitamin D2 (6,19,19-D3). CAS No. 1217448-46-8. Molecular formula: C28H41D3O. Mole weight: 399.67. Appearance: White powder. IUPACName: (1S, 3Z)-3-[ (2E)-2-[ (1R, 3aS, 7aR)-1-[ (E, 2R, 5R)-5, 6-dimethylhept-3-en-2-yl]-7a-methyl-2, 3, 3a, 5, 6, 7-hexahydro-1H-inden-4-ylidene]-1-deuterioethylidene]-4- (dideuteriomethylidene)cyclohexan-1-ol. Catalog: ACM1217448468. Alfa Chemistry. 3
Vitamin E (Alpha-tocopherol) (5-Methyl-D3,7-methyl-D3) Isotope-labeled Vitamins2H Labeled Compounds. Alternative Names: α-Tocopherol-[D6]; Vitamin E-[D6]. CAS No. 113892-08-3. Molecular formula: C29H44D6O2. Mole weight: 436.74. IUPACName: (2R)-2,8-dimethyl-5,7-bis(trideuteriomethyl)-2-[(4R,8R)-4,8,12-trimethyltridecyl]-3,4-dihydrochromen-6-ol. Density: 0.95 g/mL at 25 °C (77 °F). Catalog: ACM113892083. Alfa Chemistry.
(11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione (11α,16α)-9,11-Epoxy-17,21-dihydroxy-16-methylpregna-1,4-diene-3,20-dione, can be used for the synthesis of Calicoferol E, a vitamin D3 analogues. Group: Biochemicals. Grades: Highly Purified. CAS No. 14622-47-0. Pack Sizes: 5mg, 25mg. Molecular Formula: C22H28O5, Molecular Weight: 372.45. US Biological Life Sciences. USBiological 9
Worldwide
11-Cis-Acitretin-d3 Isotope-labeled Vitamins2H Labeled Compounds. Alternative Names: (2E,4Z,6E,8E)-9-(4-Methoxy-d3-2,3,6-trimethylphenyl)-3,7-dimethyl-2,4,6,8-nonatetraenoic acid-d3. CAS No. 1185241-03-5. Molecular formula: C21H23D3O3. Mole weight: 329.45. Appearance: Yellow solid. IUPACName: (2E,4E,6E,8E)-3,7-dimethyl-9-[2,3,6-trimethyl-4-(trideuteriomethoxy)phenyl]nona-2,4,6,8-tetraenoic acid. Catalog: ACM1185241035. Alfa Chemistry. 2
1,3-bi-TBS-trans-Alfacalcidol 1,3-bi-TBS-trans-Alfacalcidol is an intermediate of alfacalcidol, which is an active metabolite of vitamin D3. Vitamin D3 has been found to be effective in mediating intestinal calcium absorbtion and bone calcium metabolism. Synonyms: [(1S,3Z,5R)-3-[(2E)-2-[(1R,3aS,7aR)-7a-methyl-1-[(2R)-6-methylheptan-2-yl]-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-5-[tert-butyl(dimethyl)silyl]oxy-2-methylidenecyclohexyl]oxy-tert-butyl-dimethylsilane. CAS No. 112670-85-6. Molecular formula: C39H72O2Si2. Mole weight: 629.173. BOC Sciences 8
1,3-bi-TBS-trans-Calcipotriol 1,3-bi-TBS-trans-Calcipotriol is an intermediate of calcipotriol synthesis. Calcipotriol is a vitamin D3 analogue used for psoriasis treatment. Synonyms: (5E,24R)-1,3-Bis-O-(tert-Butyldimethylsilyl)-calcipotriene; (E, 1R, 4R) -4- [ (1R, 3aS, 4E, 7aR) -4- [ (2E) -2- [ (3S, 5R) -3, 5-bis [ [tert-butyl (dimethyl) silyl] oxy] -2-methylidenecyclohexylidene] ethylidene] -7a-methyl-2, 3, 3a, 5, 6, 7-hexahydro-1H-inden-1-yl] -1-cyclopropylpent-2-en-1-ol. CAS No. 112849-26-0. Molecular formula: C39H68O3Si2. Mole weight: 641.14. BOC Sciences 9

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