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| Product | Description | |
|---|---|---|
| Calcifediol | Calcifediol (25-hydroxy Vitamin D3) is an effective VDR ligand and VD supplement. Calcifediol is a prohormone of the vitamin D endocrine system (VDES) and is hydroxylated in the liver to produce the active form, calcitriol. Calcifediol can rapidly increase serum VD levels [1] [2] [3]. Uses: Scientific research. Group: Natural products. Alternative Names: 25-hydroxy Vitamin D3. CAS No. 19356-17-3. Pack Sizes: 1 mg; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-32351. |  |
| Calcifediol | Calcifediol is a major circulating metabolite of vitamin D3 and acts as a competitive inhibitor with an apparent Ki of 3.9 μM. It also suppresses PTH secretion and mRNA (ED50=2 nM). Uses: Treatment of osteoporosis. Synonyms: (3β,5Z,7E)-9,10-Secocholesta-5,7,10(19)-triene-3,25-diol; 25-Hydroxycholecalciferol; 25-Hydroxyvitamin D; 25-Hydroxyvitamin D3; Calcidiol; Didrogyl; Hidroferol; Ro 8-8892; U 32070E; 25-OH Vitamin D3; Rayaldee; 5,6-cis-25-Hydroxyvitamin D3; (3S,5Z,7E,20R)-9,10-Secocholesta-5,7,10-triene-3,25-diol; 1H-Indene-1-pentanol, octahydro-4-[(2Z)-2-[(5S)-5-hydroxy-2-methylenecyclohexylidene]ethylidene]-α,α,ε,7a-tetramethyl-, (εR,1R,3aS,4E,7aR)-. Grades: >98%. CAS No. 19356-17-3. Molecular formula: C27H44O2. Mole weight: 400.64. |  |
| Calcifediol | Calcifediol. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S,Z)-3-((E)-2-((1R,3aS,7aR)-1-((R)-6-hydroxy-6-methylheptan-2-yl)-7a-methylhexahydro-1H-inden-4(2H)-ylidene)ethylidene)-4-methylenecyclohexanol. CAS No. 19356-17-3. Molecular Formula: C27H44O2. Mole Weight: 400.64. Catalog: APB19356173. |  |
| Calcifediol-d6 | 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-d6; 25-Hydroxycholecalciferol-d6; 25-Hydroxyvitamin D-d6; 25-Hydroxyvitamin D3-d6; Calcidiol-d6; Didrogyl-d6; Hidroferol-d6; Ro 8-8892-d6. Grades: Highly Purified. CAS No. 78782-98-6. Pack Sizes: 500ug. US Biological Life Sciences. |  Worldwide |
| Calcifediol-d6 | Calcifediol-d6. Uses: For analytical and research use. Group: Chiral molecules. CAS No. 78782-98-6. IUPAC Name: (1S,3Z)-3-[(2E)-2-[(1R,3aS,7aR)-7a-methyl-1-[(2R)-7,7,7-trideuterio-6-hydroxy-6-(trideuteriomethyl)heptan-2-yl]-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexan-1-ol. Molecular Formula: C272H6H38O2. Mole Weight: 406.67. Catalog: APS78782986. SMILES: [2H]C ([2H]) ([2H])C (O) (CCC[C@@H] (C)[C@H]1CC[C@H]2\C (=C\C=C/3\C[C@@H] (O)CCC3=C)\CCC[C@]12C)C ([2H]) ([2H])[2H]. Format: Neat. | |
| Calcifediol EP Impurity A | Calcifediol EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3S,9R,10S,13R)-17-((R)-6-hydroxy-6-methylheptan-2-yl)-10,13-dimethyl-2,3,4,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol. CAS No. 61585-29-3. Molecular Formula: C27H44O2. Mole Weight: 400.64. Catalog: APB61585293. | |
| Calcifediol EP Impurity B | Calcifediol EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (3S,9S,10R,13R)-17-((R)-6-hydroxy-6-methylheptan-2-yl)-10,13-dimethyl-2,3,4,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol. CAS No. 22145-68-2. Molecular Formula: C27H44O2. Mole Weight: 400.64. Catalog: APB22145682. | |
| Calcifediol EP Impurity C | Calcifediol EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (1S)-3-((E)-2-((7aR)-1-((R)-6-hydroxy-6-methylheptan-2-yl)-7a-methyl-2,3,3a,6,7,7a-hexahydro-1H-inden-4-yl)vinyl)-4-methylcyclohex-3-enol. CAS No. 39932-44-0. Molecular Formula: C27H44O2. Mole Weight: 400.64. Catalog: APB39932440. | |
| Calcifediol EP Impurity D | Calcifediol EP Impurity D. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (S,E)-3-((E)-2-((1R,3aS,7aR)-1-((R)-6-hydroxy-6-methylheptan-2-yl)-7a-methylhexahydro-1H-inden-4(2H)-ylidene)ethylidene)-4-methylenecyclohexanol. CAS No. 1233749-00-2. Molecular Formula: C27H44O2. Mole Weight: 400.64. Catalog: APB1233749002. | |
| Calcifediol Impurity 1 | An impurity of Vitamin D3. Vitamin D3 is a type of vitamin D found to be effective in mediating intestinal calcium absorbtion and bone calcium metabolism. Vitamin D3 is used for the prevention and treatment of vitamin D deficiency and associated disease including rickets, and also used for familial hypophosphatemia, hypoparathyroidism and Fanconi syndrome. Synonyms: 9,10-Secocholesta-5(10),6,8-triene-3,25-diol, (3b,6Z)-. CAS No. 23357-18-8. Molecular formula: C27H44O2. Mole weight: 400.645. | |
| Calcifediol Intermediate | A derivative of vitamin D3 and an intermediate of calcifediol. Calcifediol is a prehormone produced in the liver from vitamin D3. Molecular formula: C33H56O3Si. Mole weight: 528.891. | |
| Calcifediol monohydrate | Calcifediol monohydrate (25-hydroxy Vitamin D3 monohydrate), is an effective VDR ligand and VD supplement. Calcifediol is a prohormone of the vitamin D endocrine system (VDES) and is hydroxylated in the liver to produce the active form, calcitriol. Calcifediol can rapidly increase serum VD levels [1] [2] [3]. Uses: Scientific research. Group: Natural products. Alternative Names: 25-hydroxy Vitamin D3 monohydrate. CAS No. 63283-36-3. Pack Sizes: 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-32351A. | |
| Calcifediol monohydrate | Calcifediol monohydrate is a prehormone that is produced in the liver by hydroxylation of vitamin D3 (cholecalciferol) by the enzyme cholecalciferol 25-hydroxylase. It can be converted into 24-hydroxycalcidiol in the kidneys via 24-hydroxylation. Uses: Bone density conservation agents. Synonyms: 25-hydroxy Vitamin D3 monohydrate. Grades: >98%. CAS No. 63283-36-3. Molecular formula: C27H46O3. Mole weight: 418.65. | |
| 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. | Worldwide |
| 3-O-tert-Butyldimethylsilyl Calcifediol | An impurity of Vitamin D3. Vitamin D3 is a type of vitamin D found to be effective in mediating intestinal calcium absorbtion and bone calcium metabolism. Vitamin D3 is used for the prevention and treatment of vitamin D deficiency and associated disease including rickets, and also used for familial hypophosphatemia, hypoparathyroidism and Fanconi syndrome. Synonyms: 3-O-TBDMS 25-OH Vitamin D3. CAS No. 140710-90-3. Molecular formula: C33H58O2Si. Mole weight: 514.92. | |
| 3-TBS-trans-Calcifediol | 3-TBS-trans-Calcifediol is a derivative of vitamin D3 and an impurity of calcifediol. Calcifediol is a prehormone produced in the liver from vitamin D3. Molecular formula: C33H58O2Si. Mole weight: 514.908. | |
| [1R-[1α(R*),3a β,7aα]]-Octahydro-δ,7a-dimethyl-4-oxo-1H-indene-1-pentanoic Acid Methyl Ester | An intermediate in the preparation of Calcifediol. Group: Biochemicals. Grades: Highly Purified. CAS No. 135359-41-0. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| (1R,3aR,4S,7aR)-Octahydro-1-[(1S)-2-iodo-1-methylethyl]-7a-methyl-1H-inden-4-ol | Intermediate in the preparation of Calcifediol. Group: Biochemicals. Alternative Names: [1R-[1α(S*),3a β, 4α, 7aα]]-Octahydro-1-(2-iodo-1-methylethyl)-7a-methyl-1H-inden-4-ol. Grades: Highly Purified. CAS No. 116535-65-0. Pack Sizes: 50mg. US Biological Life Sciences. | Worldwide |
| 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. | |
| 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. | 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. | Worldwide |
| 25-Hydroxyvitamin D3 Monohydrate | 25-Hydroxyvitamin D3 Monohydrate. Group: Biochemicals. Alternative Names: 9,10-Secocholesta-5,7,10(19)-triene-3,25-diol, monohydrate;25-Hydroxycholecalciferol monohydrate; Calcifediol monohydrate. Grades: Highly Purified. CAS No. 63283-36-3. Pack Sizes: 5mg, 10mg, 25mg. US Biological Life Sciences. | Worldwide |
| (2Z) -2- [ (5S) -O-tert-Butyldi methyl silyl-2- methyl enecyclohexylidene] ethanol | Intermediate in the preparation of Calcifediol. Group: Biochemicals. Alternative Names: (2Z) -2- [ (5S) -5- [ [ (1, 1-di methyl ethyl) di methyl silyl] oxy] -2- methyl enecyclohexylidene] ethanol. Grades: Highly Purified. CAS No. 96685-53-9. Pack Sizes: 50mg. US Biological Life Sciences. | Worldwide |
| 3,25-Dihydroxy-(3beta,5z,7e)-9,10-secoergosta-5,7,10(19)-trien-1-one | Heterocyclic Organic Compound. Alternative Names: Carcinomedin, 1-Keto-24-methylcalcifediol, 1-Ceto-24-methyl-calcifediol, CID6439174, 1-Keto-24-methyl-25-hydroxycholecalciferol, 9,10-Secoergosta-5,7,10(19)-trien-1-one, 3,25-dihydroxy-, (3beta,5Z,7E)-, 108387-51-5. CAS No. 108387-51-5. Molecular formula: C28H44O3. Mole weight: 428.647160 [g/mol]. Purity: 0.96. IUPACName: (3Z,5S)-3-[(2E)-2-[(1S,3aS,7aR)-1-[(2R,5S)-6-hydroxy-5,6-dimethylheptan-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-5-hydroxy-2-methylidenecyclohexan-1-one. Canonical SMILES: CC (CCC (C)C (C) (C)O)C1CCC2C1 (CCCC2=CC=C3CC (CC (=O)C3=C)O)C. Density: 1.05g/cm³. Catalog: ACM108387515. |  |
| 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. | Worldwide |
| 9β,10α-cholesta-5,7-diene-3β,25-diol | 9β,10α-cholesta-5,7-diene-3β,25-diol 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 A. CAS No. 61585-29-3. Molecular formula: C27H44O2. Mole weight: 400.645. | |
| Calcioic Acid | Calcioic Acid is the end product of metabolism of Calcifediol (C125700), which is a metabolite of Vitamin D. Calcifedio is the main circulating form of vitamin D3, formed in the liver by hydroxylation at C-25. Group: Biochemicals. Grades: Highly Purified. CAS No. 76794-34-8. Pack Sizes: 100ug, 250ug. Molecular Formula: C23H34O3, Molecular Weight: 358.51. US Biological Life Sciences. | Worldwide |
| (δR, 1R, 3aR, 4S, 7aR)-Octahydro-4-hydroxy-δ, 7a-dimethyl-1H-indene-1-pentanoic Acid Methyl Ester | An intermediate in the preparation of Calcifediol. Group: Biochemicals. Alternative Names: [1R-[1α(R*),3a β, 4α, 7aα]-Octahydro-4-hydroxy-δ, 7a-dimethyl-1H-indene-1-pentanoic Acid Methyl Ester. Grades: Highly Purified. CAS No. 135359-40-9. Pack Sizes: 25mg. US Biological Life Sciences. | Worldwide |
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