Remimazolam Impurity 2 CAS 960305-91-3
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 960305-91-3 |
| Molecular Formula | C20H17BrN4O2 |
| Molecular Weight | 425.28 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Remimazolam Impurity 2 (CAS 960305-91-3) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C20H17BrN4O2. Molecular weight: 425.28 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C20H17BrN4O2 |
| Molecular Weight | 425.28 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
Related Remimazolam Standards
- Remimazolam Impurity 17 (CAS CATO-C4X-282317)
- Remimazolam Impurity 5 (CAS 1276185-51-3)
- Remimazolam Impurity 12 (CAS 308243-65-4)
- Remimazolam Impurity 11 (CAS CATO-C4X-282311)
- Remimazolam Impurity 1 (CAS 1275616-59-5)
- Remimazolam Impurity 4 (CAS 308242-23-1)
- Remimazolam Impurity 6 (CAS 1449295-47-9)
- Remimazolam Impurity 1 (CAS CATO-C4X-28231)
Recommended Standards
- 1,3-diethyl 2-[(5-bromo-1H-indol-3-yl)methyl]-2-acetamidopropanedioate (CAS 75816-14-7)
- 5-(4-Bromophenyl)-1-(4-(difluoromethoxy)phenyl)-2-(ethylthio)-1H-imidazole (CAS 1226453-04-8)
- 1-(Tert-butyl) 2-methyl (2S,4S)-4-(3-bromo-5-cyanophenoxy)pyrrolidine-1,2-dicarboxylate (CAS 2442510-60-1)
- Cefotiam Impurity 39 (CAS CATO-C4X-120439)
- Iodixanol EP Impurity H (CAS CATO-C4X-166312)
- 5,7-Dibromoquinazolin-4(3H)-one (CAS 860192-99-0)
- (2S,3R)-Methyl 3-(benzyloxy)-2-((tert-butoxycarbonyl)amino)butanoate (CAS 137719-70-1)
- Bis(2-[(piperidin-4-yl)methoxy]pyridine-3-carbonitrile) trihydrochloride (CAS 2097893-65-5)
- 1-(1-Methylpiperidin-4-yl)-N-(pyridin-3-ylmethyl)ethan-1-amine (CAS 1095594-58-3)
- Biotinyl-Neuropeptide W-23 (human) (CAS 1815618-09-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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