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An impurity of Norethindrone, which is an oral contraceptive involved in the inhibition of cytosolic sulfotransferases. Synonyms: 10β-Hydroxy Norethindrone; (17α)-10,17-Dihydroxy-19-norpregn-4-en-20-yn-3-one; 10,17-Dihydroxy-19-nor-17α-pregn-4-en-20-yn-3-one. Grades: > 95%. CAS No. 1236-00-6. Molecular formula: C20H26O3. Mole weight: 314.43.
(11 β,16α)-11-Hydroxy-16-methyl-17,21-bis(1-oxoacetoxy)-pregna-1,4-diene-3,20-dione is an intermediate in the synthesis of (16 β)-17,21-Dihydroxy-16 β-methyl-pregna-1,4,9(11)-triene-3,20-dione whi is used in biological studies to perform preclinical characterization of VBP15, a novel anti-inflammatory delta 9,11 steroid. This compound is also used in analytical studies to determine the stability from reversed-phase high performance liquid chromatography (RP-HPLC) to separate low levels of dexamethasone and other related compounds from betametasone, which is an active pharmaceutical ingredient. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10mg, 25mg. Molecular Formula: C26H34O7, Molecular Weight: 458.54. US Biological Life Sciences.
(11α, 16α, 17 β)- Androsta-1,4-diene-17-carboxylic acid, 9-fluoro-11-hydroxy-16-methyl-3-oxo-methyl ester is the 11-BETA compound of CAS#85617-70-5, which is an impurity of Desoxymetasone (D296970). Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 5mg. Molecular Formula: C22H29FO4, Molecular Weight: 376.46. US Biological Life Sciences.
Worldwide
11-beta-Hydroxy Etiocholanolone
A derivative of Etiocholanolone. Synonyms: 3-alpha,11-beta-dihydroxy-5-beta-androstan-17-one. Grades: > 95%. CAS No. 739-26-4. Molecular formula: C19H30O3. Mole weight: 306.45.
11beta-Hydroxyprogesterone
11beta-Hydroxyprogesterone is a potent inhibitors of 11β-Hydroxysteroid dehydrogenase and can confer mineralocorticoid activity on corticosterone in the rat in vivo. 11beta-Hydroxyprogesterone also activates human mineralocorticoid receptor in COS-7 cells with anED50of 10 nM. Synonyms: (8S,9S,10R,11S,13S,14S,17S)-17-acetyl-11-hydroxy-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one; 11OHP compound; Duralutin; Gesterol; Hy-Gestrone; Hylutin; Hyprogest; Pergestron; pregn-4-ene-11 beta-ol-3,20-dione; Pro-Depo; Prodrox; 11β-Hydroxyprogesterone. CAS No. 600-57-7. Molecular formula: C21H30O3. Mole weight: 330.46.
16Alpha,17-[(1RS)-Butylidenebis(oxy)]-11Beta-hydroxy-17-(hydroxymethyl)-D-homoandrosta-1,4-diene-3,17a-dione (Mixture of Diastereomers)
16Alpha,17-[(1RS)-Butylidenebis(oxy)]-11Beta-hydroxy-17-(hydroxymethyl)-D-homoandrosta-1,4-diene-3,17a-dione (Mixture of Diastereomers). Uses: For analytical and research use. Group: Impurity standards. CAS No. 1040085-99-1. Pack Sizes: 10MG. Molecular Formula: C25H34O6. Mole Weight: 430.53. Catalog: APS1040085991. Format: Neat. Shipping: Room Temperature.
An impurities of Progesterone.Progesterone is an endogenous steroid and progestogen sex hormone involved in the menstrual cycle, pregnancy, and embryogenesis of humans and other species. Progesterone is also a crucial metabolic intermediate in the production of other endogenous steroids, including the sex hormones and the corticosteroids, and plays an important role in brain function as a neurosteroid. Grades: > 95%. Molecular formula: C22H32O3. Mole weight: 344.5.
17-alfa,20-beta-Dihydroxy Progesterone
17-alfa,20-beta-Dihydroxy Progesterone. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (8R,9S,10R,13S,14S,17R)-17-hydroxy-17-((R)-1-hydroxyethyl)-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one. CAS No. 1662-06-2. Molecular Formula: C21H32O3. Mole Weight: 332.48. Catalog: APB1662062.
A derivative of Exemestane. Exemestaneis a third generation, irreversible steroidal aromatase inhibitor that induces aromatase degradation leading to a decrease in estrogen levels in plasma. Synonyms: 17β-Hydroxy Exemestane; (17β)-17-Hydroxy-6-methyleneandrosta-1,4-dien-3-one; Methylene Boldenone. Grades: > 95%. CAS No. 122370-91-6. Molecular formula: C20H26O2. Mole weight: 298.43.
17-beta-Hydroxy Exemestane Epoxide
A derivative of Exemestane. Exemestaneis a third generation, irreversible steroidal aromatase inhibitor that induces aromatase degradation leading to a decrease in estrogen levels in plasma. Synonyms: 6-Oxirane Boldenone; (6α,17β)- 17-Hydroxyspiro[androsta-1,4-diene-6,2'-oxiran]-3-one; 17β-Hydroxy-6α-spiro[androsta-1,4-diene-6,2'-oxiran]-3-one. Grades: > 95%. CAS No. 1331732-05-8. Molecular formula: C20H26O3. Mole weight: 314.43.
(1 β,?11 β,?16 β ) ? -1, ? 11-? Epoxy-? 9-? fluoro-? 17-? hydroxy-? 16-? methyl-? 21-? (phosphonooxy) ? pregn-? 4-? ene-? 2, ? 20-? dione Sodium Salt is an impurity of Betamethasone Phosphate. It was used to demonstrate the loss of anti-inflammatory activity of betamethasone, when modified by UVB light. Group: Biochemicals. Grades: Highly Purified. CAS No. 1215720-30-1. Pack Sizes: 1mg, 5mg. Molecular Formula: C22H28FNa2O8P, Molecular Weight: 516.4. US Biological Life Sciences.
(1r*,2s*)-16-Ethyl-3,7-dihydroxy-1,2,6,10,12-pentamethyl-5,14-dioxo-15,17-octadecadienyl 2,5-dihydro-β-hydroxy-4-methyl-2,5-dioxo-3-furanpropanoic ac
21-Acetoxy-9-fluoro-11 β-hydroxy-16-methylpregna-1,4,16-triene-3,20-dione is an Betamethasome (B327000) related compound. Group: Biochemicals. Grades: Highly Purified. CAS No. 1526-69-8. Pack Sizes: 25mg, 250mg. Molecular Formula: C24H29FO5. US Biological Life Sciences.
(2-Hydroxy-3-N,N,N-trimethylamino)propyl-beta-cyclodextrin chloride is a molecular carrier typically used in biomedical applications. Its unique structure allows enhanced solubility of poorly soluble drugs, thus used in drug delivery systems for medications treating various diseases. Molecular formula: C42H70-nO35·(C6H15ONCl)n.
3-(2,3-Dihydro-1,4-benzodioxin-6-yl)-1-[4-ethyl-2-(β-D-glucopyranosyloxy)-6-hydroxyphenyl]-1-propanone is a glycosylated dihydrochalcone and is a potent and selective sodium glucose co-transporter 2 inhibitor. Synonyms: 3-(2,3-Dihydro-1,4-benzodioxin-6-yl)-1-[4-ethyl-2-(beta-D-glucopyranosyloxy)-6-hydroxyphenyl]-1-propanone; 3-(2,3-dihydro-1,4-benzodioxin-6-yl)-1-[4-ethyl-2-hydroxy-6-[(2S,5S)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]propan-1-one. CAS No. 794564-44-6. Molecular formula: C25H30O10. Mole weight: 490.5.
4-[(5R)-5-Hydroxy-7-(4-hydroxyphenyl)?heptyl]?phenyl-beta D-glucopyranoside, an advanced biomedical innovation renowned for its remarkable efficacy in addressing a range of inflammatory and neurodegenerative ailments, including renowned cases like Alzheimer's and Parkinson's disease. Transcending conventional treatments, this compound showcases exceptional antioxidant and anti-inflammatory attributes, elevating its significance as an optimal therapeutic alternative for combating these debilitating conditions. Synonyms: Aceroside XIII. CAS No. 156312-15-1. Molecular formula: C25H34O8. Mole weight: 462.54.
4-beta-Hydroxy Cholesterol
4-beta-Hydroxy Cholesterol is a metabolite of Cholesterol. It is formed from Cholesterol by the drug-metabolizing enzyme cytochrome P 450 3A4. It is also a potential ligand for the nuclear receptor LXR and also a new endogenous CYP3A marker. Synonyms: (3β,4β)-Cholest-5-ene-3,4-diol; Cholest-5-ene-3β,4β-diol; 3β,4β-Dihydroxycholest-5-ene; cis-3,4-Dihydroxy-5-cholestene; cis-5-Cholestene-3,4-diol. Grades: > 95%. CAS No. 17320-10-4. Molecular formula: C27H46O2. Mole weight: 402.65.
4-Hydroxy-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-2(1H)-pyridinone is a protected intermediate in the synthesis of 3-Deazauridine, a structural analog of uridine shown to inhibit the biosynthesis of Cytidine-5'-Triphosphate by competitive inhibition of Cytidine Triphosphate synthetase which is considered to be the primary mode of action of this nucleoside analog. Synonyms: 2',3',5'-Tri-O-benzoyl-3-deazauridine; (2R,3R,4R,5R)-2-((benzoyloxy)methyl)-5-(4-hydroxy-2-oxopyridin-1(2H)-yl)tetrahydrofuran-3,4-diyl dibenzoate; 4-Hydroxy-1-(2-O,3-O,5-O-tribenzoyl-beta-D-ribofuranosyl)pyridin-2(1H)-one; NSC 133121. Grades: ≥95%. CAS No. 23220-74-8. Molecular formula: C31H25NO9. Mole weight: 555.53.
4-Hydroxy Ramelteon beta-D-Glucuronide is an impurity of Ramelteon. Ramelteon is a potent and selective agonist at melatonin MT1/MT2 receptor. Ramelteon is a sleep agent medication used to treat sleeplessness (insomnia). Synonyms: 4-Hydroxy Ramelteon ?-D-Glucuronide; 4-Hydroxy Ramelteon beta-D-Glucuronide. Molecular formula: C22H29NO9. Mole weight: 451.47.
An impurity of Norethindrone, which is an oral contraceptive involved in the inhibition of cytosolic sulfotransferases. Synonyms: 6-Beta-Hydroxy-19-Norandrostenedione; 6beta-Hydroxyestr-4-ene-3,17-dione; Estr-4-ene-3,17-dione, 6-hydroxy-, (6beta)-. Grades: > 95%. CAS No. 5949-49-5. Molecular formula: C18H24O3. Mole weight: 288.39.
An impurity of Norethindrone, which is an oral contraceptive involved in the inhibition of cytosolic sulfotransferases. Synonyms: (6β,17α)-17-(Acetyloxy)-6-hydroxy-19-norpregn-4-en-20-yn-3-one; 6β,17-Dihydroxy-19-nor-17α-pregn-4-en-20-yn-3-one 17-Acetate. Grades: > 95%. CAS No. 6856-27-5. Molecular formula: C22H28O4. Mole weight: 356.47.
An impurity of Norethindrone, which is an oral contraceptive involved in the inhibition of cytosolic sulfotransferases. Synonyms: 6β-Hydroxy Norethindrone; (6β,17α)-6,17-Dihydroxy-19-norpregn-4-en-20-yn-3-one; 6β,17β-Dihydroxy-17α-ethynylestr-4-en-3-one; 6β,17β-Dihydroxy-19-nor-17α-pregn-4-en-20-yn-3-one; 6β-Hydroxynorethindrone; 6β-Hydroxynorethisterone. Grades: > 95%. CAS No. 51724-44-8. Molecular formula: C20H26O3. Mole weight: 314.45.
Intermediate in the production of Betamethasone. Group: Biochemicals. Alternative Names: (9 β,11 β,16 β)-21-(Acetyloxy)-9,11-epoxy-17-hydroxy-16-methyl-pregna-1,4-diene-3,20-dione. Grades: Highly Purified. CAS No. 912-38-9. Pack Sizes: 1mg. US Biological Life Sciences.
(αR,βS)-β-(Acetylamino)-α-hydroxy-4-(phenylmethoxy)-benzenepropanoic Acid Ethyl Ester is one of Paclitaxel impurities. Paclitaxel is a tetracyclic diterpenoid isolated originally from the Pacific yew tree Taxus brevifolia. It is a mitotic inhibitor used in cancer chemotherapy. It has a role as a microtubule-stabilising agent, a metabolite, a human metabolite and an antineoplastic agent. Uses: Used in the synthesis of paclitaxel metabolite. Synonyms: (alphaR,betaS)-beta-(Acetylamino)-alpha-hydroxy-4-(phenylmethoxy)-benzenepropanoic Acid Ethyl Ester. Grades: > 98%. CAS No. 382596-25-0. Molecular formula: C20H23NO5. Mole weight: 357.40.
An impurity of Clobetasol propionate. Clobetasol propionate is a corticosteroid of the glucocorticoid class used to treat various skin disorders including eczema and psoriasis. It is also highly effective for contact dermatitis caused by exposure to poison ivy/oak. Synonyms: MK8RHF5SQO; Pregna-1,4,16-triene-3,20-dione, 9-fluoro-11,21-dihydroxy-16-methyl-, (11beta)-; (8S,9R,10S,11S,13S,14S)-9-fluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-7,8,11,12,14,15-hexahydro-6H-cyclopenta[a]phenanthren-3-one; (11beta)-9-Fluoro-11,21-dihydroxy-16-methyl-pregna-1,4,16-triene-3,20-dione; 16delta-Betamethasone; UNII-MK8RHF5SQO; 16.DELTA.-BETAMETHASONE; SCHEMBL20199966; DTXSID90208578; 9-Fluoro-11beta,21-dihydroxy-16-methylpregna-1,4,16-triene-3,20-dione; (11.BETA.)-9-FLUORO-11,21-DIHYDROXY-16-METHYLPREGNA-1,4,16-TRIENE-3,20-DIONE; PREGNA-1,4,16-TRIENE-3,20-DIONE, 9-FLUORO-11,21-DIHYDROXY-16-METHYL-, (11.BETA.); Pregna-1,4,16-triene-3,20-dione, 9-fluoro-11,21-dihydroxy-16-methyl-, (11?)-; (11?)-9-Fluoro-11,21-dihydroxy-16-methylpregna-1,4,16-triene-3,20-dione; 9-Fluoro-11?,21-dihydroxy-16-methylpregna-1,4,16-triene-3,20-dione; 9-Fluoro-11beta,21-dihydroxy-16-methylpregna-1,4,16-triene-3,20-dione. Grades: > 95%. CAS No. 59860-99-0. Molecular formula: C22H27FO4. Mole weight: 374.46.
Cyclic-3-(1,2-ethanediylacetal)-17beta-cyano-17alpha-hydroxy-estra-5(10),9(11)-dien-3-one. Group: Biochemicals. Grades: Highly Purified. CAS No. 33300-19-5. Pack Sizes: 100mg, 250mg, 500mg, 1g, 2g. Molecular Formula: C21H27NO3. US Biological Life Sciences.
Worldwide
Desogestrel Related Compound B (3-beta-Hydroxy Desogestrel)
3β-Hydroxydesogestrel is a metabolite of Desogestrel, a progestogen with low androgenic potency. Synonyms: USP Desogestrel Related Compound B; (3β,17α)-13-Ethyl-11-methylene-18,19-dinorpregn-4-en-20-yne-3,17-diol. Grades: > 95%. CAS No. 70805-85-5. Molecular formula: C22H30O2. Mole weight: 326.48.
Dienogest Impurity A (11-beta-Hydroxy Dienogest)
A metabolite of Dienogest. Synonyms: (11β,17α)-11,17-Dihydroxy-3-oxo-19-norpregna-4,9-diene-21-nitrile; 11β-Hydroxy-STS 557; 17β-Dihydroxyestra-4,9-dien-3-one 17α-Cyanomethyl-11&beta. Grades: > 95%. CAS No. 86153-39-1. Molecular formula: C20H25NO3. Mole weight: 327.43.
Dl-beta-hydroxybutyryl coenzyme a lithium salt
Heterocyclic Organic Compound. Alternative Names: DL-BETA-HYDROXYBUTYRYL COENZYME A LITHIUM SALT;HMG COENZYME A;DL-B-HYDROXYBUTYRYL COENZYME A LITHIUM;dl-β-hydroxybutyryl coenzyme a lithium salt;coenzyme A DL-beta-hydroxybutyryl derivative, lithium salt;DL-3- Hydroxybutyryl coenzyme A lithium salt. CAS No. 103404-51-9. Molecular formula: C25H41LiN7O18P3S. Mole weight: 859.56. Appearance: White powder. Purity: 0.96. IUPACName: S- [2- [3- [ [4- [ [ [5- (6-aminopurin-9-yl) -4-hydroxy-3-phosphonooxyoxolan-2-yl] methoxy-hydroxyphosphoryl] oxy-hydroxyphosphoryl] oxy-2-hydroxy-3, 3-dimethylbutanoyl] amino] propanoylamino] ethyl] 3-hydroxybutanethioate;lithium. Catalog: ACM103404519.
5g Pack Size. Group: Biochemicals, Research Organics & Inorganics. Formula: C19H30O2. CAS No. 481-29-8. Prepack ID 38816451-5g. Molecular Weight 290.44. See USA prepack pricing.
GABOB (beta-hydroxy-GABA)
GABOB, also known as γ-Amino-β-hydroxybutyric acid, β-hydroxy-γ-aminobutyric acid, β-hydroxy-GABA, is an anticonvulsant. It is also an endogenous active metabolite and analogue of the neurotransmitter γ-aminobutyric acid (GABA), and for this reason, may function as a neurotransmitter itself. Synonyms: GABOB; β-hydroxy-GABA; beta-hydroxy-GABA; γ-Amino-β-hydroxybutyric acid; brand names Gamibetal, Gabomade, Aminoxan, Bogil, Diastal, Gabimex, Gaboril, Kolpo. Grades: 98%. CAS No. 7013-05-0. Molecular formula: C4H9NO3. Mole weight: 119.12.
Hydroxy-beta-sanshool
Hydroxy-beta-sanshool is a compound isolated from the genus Zanthoxylum. Synonyms: (2E,6E,8E,10E)-N-(2-hydroxy-2-methylpropyl)dodeca-2,6,8,10-tetraenamide. CAS No. 97465-69-5. Molecular formula: C16H25NO2. Mole weight: 263.381.
L-threo-β-Hydroxyaspartic acid is an amino acid antibiotic produced by Arthrinium phaeospermum T-53 and Streptomyces sp. 7540-MC1. It has the activity of inhibiting Bacillus subtilis, Xanthomonas oryzae, Mycobacterium phlei and Botrytis cinerea. Synonyms: (3R)-3-hydroxy-L-aspartic acid; Erythro-beta-hydroxy-L-aspartic acid; erythro-beta-Hydroxyaspartic acid; (3R)-3-Hydroxyaspartate. Grades: 95%. CAS No. 7298-98-8. Molecular formula: C4H7NO5. Mole weight: 149.10.
A metabolite of Progesterone.Progesterone is an endogenous steroid and progestogen sex hormone involved in the menstrual cycle, pregnancy, and embryogenesis of humans and other species. Progesterone is also a crucial metabolic intermediate in the production of other endogenous steroids, including the sex hormones and the corticosteroids, and plays an important role in brain function as a neurosteroid. Synonyms: (6β)-6-Hydroxypregn-4-ene-3,20-dione; 4-Pregnen-6β-ol-3,20-dione; 6β-Hydroxypregn-4-en-3,20-dione; 6β-Hydroxypregn-4-ene-3,20-dione; 6β-Hydroxyprogesterone; U 27605. Grades: > 95%. CAS No. 604-19-3. Molecular formula: C21H30O3. Mole weight: 330.47.