4-Nitrobenzyl 2-chloro-2-oxoacetate CAS 81779-73-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 81779-73-9 |
| Molecular Formula | C9H6ClNO5 |
| Molecular Weight | 243.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-Nitrobenzyl 2-chloro-2-oxoacetate (CAS 81779-73-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C9H6ClNO5. Molecular weight: 243.60 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C9H6ClNO5 |
| Molecular Weight | 243.60 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 4-Chloro-2-(difluoromethyl)pyrido[3,2-d]pyrimidine-7-carbaldehyde (CAS 2770027-15-9)
- Azilsartan Impurity 90 (CAS 73833-13-3)
- 3-(5-Chloro-2-nitrophenyl)-2-oxopropanoic acid (CAS 36255-90-0)
- 4H-Cyclopenta[2,1-b:3,4-c']dithiophene (CAS 17965-50-3)
- N-(4-aminophenyl)-2-(4-methoxyphenyl)acetamide (CAS 1016764-21-8)
- 3,9-Diethyl-5,11-bis(4-octylphenyl)-5,11-dihydroindolo[3,2-b]carbazole (CAS 919513-72-7)
- 5-Methyl-3-(1,2,2,2-tetrafluoro-1-(perfluoropropoxy)ethyl)-1H-pyrazole (CAS 229957-00-0)
- 4-(4-Chlorophenyl)-5-[(4-chlorophenyl)sulfanyl]pyrimidin-2-amine (CAS 338417-73-5)
- 4-Chloro-5-fluoro-2-(trifluoromethyl)pyridine (CAS 1807146-15-1)
- Semaglutide impurity 57 (CAS 2773558-06-6)
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