2-Chloro-4-Nitrophenol CAS 619-08-9
Purity >95%In StockPharmaceutical Standards
| CAS No. | 619-08-9 |
| Molecular Formula | C6H4ClNO3 |
| Molecular Weight | 173.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloro-4-Nitrophenol (CAS 619-08-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H4ClNO3. Molecular weight: 173.55 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H4ClNO3 |
| Molecular Weight | 173.55 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | >95% |
| 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, water |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- Avatrombopag Impurity 40 (CAS 54127-63-8)
- 5-Chloro-2-nitrophenol (CAS 611-07-4)
- 3-Chloro-2,6-difluorobenzonitrile 3475AC 86225-73-2 C7H2ClF2N (CAS 86225-73-2)
- 950455-12-6 N-(2-Methylbenzyl)-1'H-spiro[piperidine-4,2'-quinoxalin]-3'-amine MFCD14281799 (CAS 950455-12-6)
- 2,3-Dibromobenzo[b]thiophene 2,3-Dibromothianaphthene 6287-82-7 (CAS 6287-82-7)
- Ethyl 1-(4-methyl-6-(trifluoromethyl)pyrimidin-2-yl)piperidine-4-carboxylate (CAS 832740-03-1)
- 2-Oxo-3-(o-tolyl)propanoic acid (CAS 61676-24-2)
- 1-(3-Amino-1H-pyrrol-2-yl)ethan-1-one (CAS 63385-08-0)
- tert-Butyl 4-amino-2-oxo-5,6-dihydropyridine-1(2H)-carboxylate (CAS 1333319-62-2)
- Semaglutide Impurity 189 (CAS CATO-C4X-2226189)
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