5a(H)-Pregnane CAS 641-85-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 641-85-0 |
| Molecular Formula | C21H36 |
| Molecular Weight | 288.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 5a(H)-Pregnane (CAS 641-85-0) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C21H36. Molecular weight: 288.51 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C21H36 |
| Molecular Weight | 288.51 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 |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Recommended Standards
- 2-Chloro-6-iodonaphthalene (CAS 858024-79-0)
- 5B(H)-Pregnane (CAS 481-26-5)
- 2-Chloro-3-iodonaphthalene (CAS 91799-72-3)
- G-749 (CAS 1457983-28-6)
- 1-((2-Methoxy-5-methylphenyl)sulfonyl)-1,2,5,6-tetrahydropyridine-3-carboxylic acid (CAS 1373247-60-9)
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- 4-(Allyloxy)-4-oxobutanoic acid (CAS 3882-09-5)
- N-((1H-Benzo[d][1,2,3]triazol-1-yl)(phenyl)methyl)pivalamide (CAS 141178-29-2)
- 4,7-Dichloro-6-fluoro-1H-indole-2-carboxylic acid (CAS 2755783-53-8)
- Tirzepatide Impurity 36 (CAS CATO-C4X-324036)
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)
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