21-Bromo-progesterone CAS 26987-66-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 26987-66-6 |
| Molecular Formula | C21H29BrO2 |
| Molecular Weight | 393.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 21-Bromo-progesterone (CAS 26987-66-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H29BrO2. Molecular weight: 393.36 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H29BrO2 |
| Molecular Weight | 393.36 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Br-containing |
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Recommended Standards
- tert-Butyldimethyl(2-nitro-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyloxy)silane (CAS 1452556-16-9)
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- (R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5,5,5-trifluoropentanoic acid (CAS 144207-42-1)
- 4-((4-(Dimethylamino)benzylidene)amino)-3-(2-methoxyphenyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 478256-88-1)
- 5-(5,5-Dimethyl-1,3-dioxan-2-YL)-4'-iodovalerophenone (CAS 898785-64-3)
- (1E)-N’-hydroxy-2-(4-methyl-1,3-thiazol-2-yl)ethanimidamide (CAS 875164-25-3)
- Methyl 3,3,3-trifluoro-2-(2-fluoroacetamido)-2-hydroxypropanoate (CAS 326879-67-8)
- 2-Bromocyclopentane-1,3-dione (CAS 14203-24-8)
- (3-(Difluoromethoxy)-5-fluorophenyl)boronic acid (CAS 2055539-69-8)
- Semaglutide impurity 84 (CAS CATO-C4X-222684)
Why CATO?
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