Drospirenone EP Impurity H CAS 932388-89-1
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 932388-89-1 |
| Molecular Formula | C24H31ClO3 |
| Molecular Weight | 402.95 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Drospirenone EP Impurity H (CAS 932388-89-1), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C24H31ClO3. Molecular weight: 402.95 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C24H31ClO3 |
| Molecular Weight | 402.95 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
Related Drospirenone Standards
- Drospirenone EP Impurity G (CAS 932388-90-4)
- Drospirenone Impurity 12 (CAS 82543-18-8)
- Drospirenone 3,5,5-Triol (CAS 1079392-41-8)
- Drospirenone Impurity 13(Mixture of Diastereomers) (CAS CATO-C4X-162413)
- Drospirenone 5,5-Diol (CAS 863329-70-8)
- Drospirenone Impurity 17 (CAS 82543-17-7)
- Drospirenone AcidDISCONTINUED, offer stable alternates (CAS 776251-13-9)
- Drospirenone EP Impurity B (CAS CATO-C4X-16242)
Recommended Standards
- Methyl 4-amino-3,5-diiodobenzoate (CAS 131755-87-8)
- 2-[(4-Chlorophenyl)sulfanyl]-4-(4-cyclohexylphenyl)-4-oxobutanoic acid (CAS 329703-21-1)
- 1-(4-(Benzo[d]thiazol-2-yl)piperidin-1-yl)-2-((2-chlorophenyl)thio)ethan-1-one (CAS 477847-56-6)
- Calcitonin Impurity 4 (CAS CATO-C4X-22184)
- Dotinurad Impurity 44 (CAS CATO-C4X-249444)
- N-(3,3-Dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)methanesulfonamide (CAS 921998-59-6)
- N-(2,5-dimethylphenyl)-2-((2-methoxyethyl)amino)acetamide hydrochloride (CAS 1572317-62-4)
- 1-(Difluoromethyl)-3,5-dimethoxybenzene (CAS 1130808-88-6)
- Resmetirom Impurity 28 (CAS CATO-C4X-291228)
- Peptide YY (3-36) (human) (CAS 123583-37-9)
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