2β-Hydroxy Testosterone 2,17-Diacetate (1.0mg/ml in Acetonitrile) CAS 21936-10-7
| CAS No. | 21936-10-7 |
| Molecular Formula | C23H32O5 |
| Molecular Weight | 388.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2β-Hydroxy Testosterone 2,17-Diacetate (1.0mg/ml in Acetonitrile) is closely related to a flavonoid core, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2β-Hydroxy Testosterone 2,17-Diacetate (1.0mg/ml in Acetonitrile) (CAS 21936-10-7), molecular formula C23H32O5 and molecular weight 388.50 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2β-Hydroxy Testosterone 2,17-Diacetate (1.0mg/ml in Acetonitrile) (C23H32O5) contains a flavonoid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 388.50 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C23H32O5 |
| Molecular Weight | 388.50 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
Related Hydroxy Standards
- 2α-Hydroxy Testosterone 2,17-Diacetate (1.0mg/ml in Acetonitrile) (CAS 21936-08-3)
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- N-Hydroxy-2-(5-methoxy-2-oxo-3,3-diphenylindolin-1-yl)acetamide (CAS 72935-75-2)
- N-Hydroxy-2-(6-(pyrrolidin-1-yl)-2-(3,4,5-trimethoxyphenyl)pyrimidin-4-yl)acetamide (CAS 42055-66-3)
- 3-Hydroxy-4,5-bis(hydroxymethyl)-2-(3-methylbut-2-en-1-yl)phenyl 2,4-dihydroxy-6-methylbenzoate (CAS 58265-74-0)
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Recommended Standards
- 3-((4-Fluorobenzyl)thio)-1-(p-tolyl)-5,6,7,8-tetrahydroisoquinoline-4-carbonitrile (CAS 691868-94-7)
- 2-[4-Methyl-3-(1-piperidylsulfonyl)phenyl]benzisothiazol-3(2H)-one (CAS 716376-21-5)
- 3-(3,4-Dimethoxyphenethyl)-2-mercapto-3,5,6,7-tetrahydro-4h-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4-one (CAS 735322-59-5)
- 2-(1-((4-Methoxyphenyl)sulfonyl)piperidin-4-yl)benzo[d]thiazole (CAS 605628-21-5)
- 2-Chloro-5-m-tolylsulfamoyl-benzoic acid (CAS 311800-51-8)
- 4-Amino-1,5-naphthyridine-3-carboxylic acid (CAS 83068-00-2)
- ([1,1′-Biphenyl]-2-yldicyclohexylphosphine)[1,1,1-trifluoro-N-[(trifluoromethyl)sulfonyl]methanesulfonamidato-κN]gold (CAS 1016161-75-3)
- 3-(5-Aminothiophen-3-yl)benzoic acid (CAS 1823321-24-9)
- Methyl (4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)carbamate (CAS 844500-75-0)
- Tirofiban Impurity 120 HCl (CAS CATO-C4X-1254127)
- 1-[(oxan-4-yl)carbonyl]piperazine hydrochloride (CAS 1311317-59-5)
- 5-Chloro-2-hydroxybenzenesulfonamide (CAS 82020-64-2)
- n-Methyl-1-phenylcyclopropane-1-carboxamide (CAS 1198225-52-3)
- Semaglutide impurity 65 (CAS CATO-C4X-222665)
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