5-Chloro-4-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile CAS 1708370-71-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1708370-71-1 |
| Molecular Formula | C7H5ClN2O |
| Molecular Weight | 168.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chloro-4-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 1708370-71-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H5ClN2O. Molecular weight: 168.58 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H5ClN2O |
| Molecular Weight | 168.58 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 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 2-((3-Chloropyrazin-2-yl)amino)acetonitrile (CAS 1708178-97-5)
- 2-Chloroisophthalaldehyde (CAS 170879-73-9)
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- 4,6-Dichloro-5-nitropyrimidin-2-amine (CAS 134716-82-8)
- (S)-2-amino-N-(2-chlorobenzyl)-N,3-dimethylbutanamide (CAS 1307222-47-4)
- 2-[3-(2-methylphenyl)-1,2,4-oxadiazol-5-yl]acetonitrile (CAS 851208-00-9)
- 2-Chloro-5-methoxy-4-(pyrrolidin-1-yl)benzaldehyde (CAS 946686-51-7)
- 5-Chloro-7-(5,5,7,7-tetramethyloctan-3-yl)quinolin-8-ol (CAS 60877-71-6)
- 1-{2-[(3-fluorophenyl)methyl]-1,2,3,4-tetrahydroisoquinolin-5-yl}-5-methyl-1H-1,2,3-triazole-4-carboxylic acid hydrochloride (CAS 1306605-80-0)
- Semaglutide Impurity 75 (CAS CATO-C4X-2226175)
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