Hydrocortisone Acetate EP Impurity G CAS 81968-66-3
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 81968-66-3 |
| Molecular Formula | C25H34O7 |
| Molecular Weight | 446.53 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Hydrocortisone Acetate EP Impurity G (CAS 81968-66-3) pharmacopoeial impurity standards reference standard. Molecular formula: C25H34O7. Molecular weight: 446.53 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C25H34O7 |
| Molecular Weight | 446.53 g/mol |
| Appearance | Pale yellow to 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
Related Hydrocortisone Standards
- Hydrocortisone Impurity N1 (CAS 3331-69-9)
- Hydrocortisone Impurity D (Na) (CAS 70795-33-4)
- Hydrocortisone Impurity N2 (CAS 13609-63-7)
- Hydrocortisone-21-valerate (CAS 6678-00-8)
- Hydrocortisone Impurity 59 (CAS CATO-C4X-140159)
- Hydrocortisone 17-Valerate (CAS 57524-89-7)
- Hydrocortisone Impurity 72 (CAS CATO-C4X-140172)
- Hydrocortisone 21-phosphate (CAS 3863-59-0)
Recommended Standards
- Acetylstrophanthidin (CAS 60-38-8)
- 22S-6β-Hydroxy Budesonide (CAS 93861-51-9)
- 22R-6β-Hydroxy Budesonide (CAS 93861-52-0)
- Roflumilast Impurity 42 (CAS CATO-C4X-108442)
- Vilanterol Impurity 55 (CAS CATO-C4X-193555)
- cis-1,2,3,4,4a,5,6,7,8,8a-decahydro-1,5-naphthyridine (CAS 13623-83-1)
- 3-Amino-1-[4-(dimethylamino)phenyl]thiourea (CAS 76609-49-9)
- 2-(3-Chlorophenyl)-1-methyl-5-oxopyrrolidine-3-carboxylic acid (CAS 1266978-22-6)
- 3-(6-Amino-8-bromo-9H-purin-9-yl)propyl acetate (CAS 839725-89-2)
- Semaglutide impurity 25 (CAS CATO-C4X-222625)
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