| Identification | ||
| Name | Nicotinic acid | |
| Synonyms | Niacin; Vitamin PP; 3-Pyridinecarboxylic acid; 3-Carboxypyridine | |
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| Molecular Structure |
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| Molecular Formula | C6H5NO2 | |
| Molecular Weight | 123.11 | |
| CAS Registry Number | 59-67-6 | |
| EINECS | 200-441-0 | |
| Properties | ||
| Density | 1.473 | |
| Melting point | 234-238 ºC | |
| Water solubility | 1-5 g/100 mL at 17 ºC | |