Estazolam Impurity 9 CAS 31709-27-0
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 31709-27-0 |
| Molecular Formula | C15H10ClN3O |
| Molecular Weight | 283.71 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Estazolam Impurity 9 (CAS 31709-27-0) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C15H10ClN3O. Molecular weight: 283.71 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C15H10ClN3O |
| Molecular Weight | 283.71 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Estazolam Standards
Recommended Standards
- Paliperidone Impurity 152 (CAS CATO-C4X-1724152)
- Ruxolitinib Impurity 225 (CAS CATO-C4X-2058225)
- 391873-67-9 Ethyl 4-acetyl-6-chloro-3,4-dihydro-2H-1,4-benzoxazine-2-carboxylate MFCD15732148 (CAS 391873-67-9)
- Tetracaine Impurity 29 (CAS CATO-C4X-192329)
- Finerenone Impurity 211 (CAS CATO-C4X-2880211)
- N-(1-benzyl-3-cyano-4,5-dimethyl-1H-pyrrol-2-yl)-2-methoxybenzamide (CAS 478032-93-8)
- 1-Cyclobutyl-2-methyl-1h-benzo[d]imidazole-4-carboxylic acid (CAS 1550440-58-8)
- 4-Amino-3,5-difluorophenol (CAS 135086-76-9)
- Benzyl 4-(benzo[d][1,3]dioxol-5-yl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 296262-59-4)
- Semaglutide (CAS CATO-C4X-2226105)
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