5-chloro-3-nitro-pyridine-2-carboxylic acid CAS 899423-94-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 899423-94-0 |
| Molecular Formula | C6H9ClN2O4 |
| Molecular Weight | 208.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-chloro-3-nitro-pyridine-2-carboxylic acid (CAS 899423-94-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H9ClN2O4. Molecular weight: 208.60 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H9ClN2O4 |
| Molecular Weight | 208.60 g/mol |
| Appearance | 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, 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 5-Chloro-2-(1H-tetrazol-1-yl)benzaldehyde (CAS 879016-22-5)
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- 5-(Pyridin-2-yl)isoxazole-3-carbonyl chloride (CAS 88958-32-1)
- 3-(4-Sulfamoylphenyl)prop-2-enoic acid (CAS 156572-77-9)
- 6-Bromo-4-methoxy-1H-indazole (CAS 885519-21-1)
- 4-chloro-1-N-cyclopropylbenzene-1,2-diamine (CAS 1092286-35-5)
- 7-Bromo-2-(trifluoromethyl)imidazo[1,2-a]pyridin-6-amine (CAS 2091897-13-9)
- 5-[3-[(Aminoiminomethyl)amino]-1-propynyl]-2'-deoxy-uridine 5'-(tetrahydrogen triphosphate) (CAS 402932-20-1)
- 1-(5-Bromo-1H-pyrrolo[2,3-c]pyridin-3-yl)ethan-1-one (CAS 1427504-22-0)
- Des-Tyr10-Tirzepatide (CAS CATO-CPTD788680)
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