Pravastatin Impurity 59 CAS 81131-74-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 81131-74-0 |
| Molecular Formula | C23H36O7 |
| Molecular Weight | 424.53 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Pravastatin Impurity 59 (CAS 81131-74-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C23H36O7. Molecular weight: 424.53 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C23H36O7 |
| Molecular Weight | 424.53 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
Related Pravastatin Standards
- Pravastatin (CAS 81093-37-0)
- Pravastatin EP Impurity C (CAS 159345-66-1)
- Pravastatin Methyl Ester (CAS 81131-72-8)
- 6'-Epi pravastatin Lactone (CAS 85956-23-6)
- Pravastatin 3-beta-Hydroxy Lactone (CAS 87984-67-6)
- Pravastatin EP Impurity D (CAS 85956-22-5)
- Pravastatin Diol Lactone (CAS 159345-93-4)
- Pravastatin EP Impurity G (CAS 136590-28-8)
Recommended Standards
- Repaglinide Impurity 21 (CAS CATO-C4X-118621)
- α,α,α'-Tris(4-hydroxyphenyl)-1-ethyl-4-isopropylbenzene (CAS 110726-28-8)
- Alvimopan Impurity 8 (CAS 342639-35-4)
- Calcitriol Impurity 13 (CAS 169900-32-7)
- Ornidazole impurity 50 (CAS CATO-C4X-133150)
- n-(1-(2,5-Dichlorophenyl)ethyl)propan-2-amine (CAS 1019528-82-5)
- 3-Amino-N-(3,4-dichlorophenyl)-2-methylpropanamide hydrochloride (CAS 1828950-29-3)
- 3-(2,4-Dimethoxyphenyl)-N-(2-fluorophenyl)-2-(2H-1,2,3,4-tetrazol-5-yl)propanamide (CAS 483995-01-3)
- 2-Amino-5,6,7,8-tetrahydro-4-quinazolinecarboxylic acid (CAS 51640-97-2)
- Semaglutide impurity 202 (CAS CATO-C4X-2226202)
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