17α-Methyl-5β-androstane-3α，17β-diol CAS 641-84-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 641-84-9 |
| Molecular Formula | C20H34O2 |
| Molecular Weight | 306.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 17α-Methyl-5β-androstane-3α，17β-diol (CAS 641-84-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H34O2. Molecular weight: 306.48 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H34O2 |
| Molecular Weight | 306.48 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.) | 1957 |
Related Methyl Standards
- (5|A)-Androstane-3,11,17-trione 1482-70-8 5|A-Androstane-3,11,17-trione (CAS 1482-70-8)
- 5α-Androstane-3α，17β-diol-[d3]100ug/ml in Methanol (CAS 79037-33-5)
- 5α-Androstane-3β,17β-diol-d3 (CAS 79037-32-4)
- 5beta-Androstane-3alpha,17beta-diol (CAS 19767-69-2)
- 5β-Androstane-3α,17α-diol (CAS 5856-10-0)
- 5β-Androstane-3β,17β-diol (CAS 6038-31-9)
- 17-Methyl-5α-androstane-3β,16α,17β-triol (CAS 188525-77-1)
- 17-Methyl-5α-androstane-3β,16β,17β-triol (CAS 38863-74-0)
Recommended Standards
- 17a-Methyl-5a-androstan-3a,17B-diol (CAS 641-82-7)
- 1Alpha-Methyl-5Alpha-androstane-3Beta,17Beta-diol (CAS 4011-44-3)
- 17alpha-Ethyl-5beta-estrane-3alpha,17beta-diol (CAS 31658-50-1)
- 2-(Chloromethyl)benzo[d]oxazol-4-amine (CAS 1159528-30-9)
- 4-Chloro-2-methoxy-6-methylpyridine (CAS 1227594-01-5)
- 5-((4-Chlorophenoxy)methyl)-N-(3-methoxyphenyl)furan-2-carboxamide (CAS 879565-87-4)
- (4-Chloro-5,5-dimethyl-2-oxotetrahydrofuran-3-yl)methyl benzenesulfonate (CAS 154750-28-4)
- 88847-11-4 1,2,4-Tri-O-galloyl-3,6-hexahydroxydiphenoylglucose beta-D-Glucopyranose, cyclic 3,6-(4,4',5,5',6,6')-hexahydroxy(1,1'-biphenyl)-2,2'-dicarboxylate) 1,2,4-tris(3,4,5-trihydroxybenzoate), (R)- Punicafolin (CAS 88847-11-4)
- Nonyl Glycidyl Ether (CAS 10580-65-1)
- Semaglutide Impurity 18 (CAS 1671100-14-3)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com