Nicotinic acid hydrochloride CAS 636-79-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 636-79-3 |
| Molecular Formula | C6H5NO2 HCl |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Nicotinic acid hydrochloride (CAS 636-79-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H5NO2 HCl. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H5NO2 HCl |
| Molecular Weight | 159.57 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| 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
- (2s,4r)-2-(Trifluoromethyl)-1,3-thiazolidine-4-carboxylic acid (CAS 171596-05-7)
- Niclosamide-13C6 (CAS 1325808-64-7)
- 4-Bromo-5-(sec-butoxymethyl)-1-(2,2,2-trifluoroethyl)-1H-pyrazole (CAS 1856089-32-1)
- 1-(4-(2,4-Dichlorophenyl)thiazol-2-yl)guanidine (CAS 886497-68-3)
- 1H-Benzo[d]imidazole-1,5,6-triamine (CAS 877473-51-3)
- 3-(Tert-butylthio)propan-1-amine (CAS 84155-47-5)
- Semaglutide impurity 42 (CAS CATO-C4X-222642)
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