Description

Name:Nicotinic acid;
Alias:Niacin; Vitamin PP; *-Pyridinecarboxylic acid; *-Carboxypyridine;
Molecular formula:C6H5NO2;
Molecular weight:**3.*1;
CAS:******6;
EINECS:********0;
Density:1.**3;
Melting point:******8°C;
Water solubility:**5 g/**0 mL at *7°C;
Properties: Colourless needle like crystallization;
Solubility: soluble in boiling water and boiling alcohol, insoluble in propylene glycol, chloroform and alkali solution, insoluble in ether and lipid solvents;
Features: heat resistance, sublimation, odorless, sour taste;
Application:
1. Pharmaceutical intermediates: isoniazid, nicotinamide, niacin, nicotinic acid inositol ester, vitamin drugs, etc;
2. Food feed: additive.