7β,17α-Dimethyl-5β-androstane-3α,17β-diol CAS 153546-23-7
| CAS No. | 153546-23-7 |
| Molecular Formula | C21H36O2 |
| Molecular Weight | 320.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 320.51 g/mol gives 7β,17α-Dimethyl-5β-androstane-3α,17β-diol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 7β,17α-Dimethyl-5β-androstane-3α,17β-diol (CAS 153546-23-7), a certified reference material (molecular formula C21H36O2, MW 320.51 g/mol) for analytical method development and quality control.
7β,17α-Dimethyl-5β-androstane-3α,17β-diol (C21H36O2) contains a steroid core, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
CATO manufactures 7β,17α-Dimethyl-5β-androstane-3α,17β-diol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C21H36O2 |
| Molecular Weight | 320.51 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
Related Dimethyl Standards
- 7α,17α-Dimethyl-5β-androstane-3α,17β-diol (CAS 13611-10-4)
- 7β,17α-Dimethyl-5β-androstane-3α,17β-diol (CAS 73245-61-1)
- 2-(5,9-Dimethyl-decyl)-6-hydroxy-benzoic acid methyl ester (CAS 1171921-46-2)
- 5,7-Dimethyl-3-[(2-m-tolyl-ethylamino)-methyl]-1H-quinolin-2-one (CAS 917562-13-1)
- 4-(5,5-Dimethyl-1,3-dioxan-2-yl)-1-(4-methoxy-3,5-dimethylphenyl)butan-1-one (CAS 898786-75-9)
- 4-(5,5-Dimethyl-1,3-dioxan-2-yl)-4-isopropoxybutyrophenone (CAS 898755-81-2)
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Recommended Standards
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- 3-(4-Fluorophenyl)-1-methyl-1,4,7-triazaspiro[4.4]non-3-en-2-one (CAS 1710674-60-4)
- 6-(2-Methoxyethoxy)-4-methylpyridin-3-amine (CAS 1544844-77-0)
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- Axitinib Impurity 73 (CAS CATO-C4X-107173)
- Semaglutide Impurity 176 (CAS CATO-C4X-2226176)
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