Nicotinamide

Nicotinamide is an organic compound with the molecular formula C6H6N2O.

Formula
C6H6N2O
Molar mass
122.12 g/mol
Also known as
pyridine-3-carboxamide, niacinamide, 3-Pyridinecarboxamide, Nicotinic acid amide, Aminicotin, Amixicotyn

Overview

Nicotinamide is an organic compound with the molecular formula C6H6N2O.

Identifiers

Formula
C6H6N2O
Molar mass
122.12 g/mol
Also known as
pyridine-3-carboxamide, niacinamide, 3-Pyridinecarboxamide, Nicotinic acid amide, Aminicotin, Amixicotyn
Chemical identifiers
SMILES
C1=CC(=CN=C1)C(=O)N
InChI
InChI=1S/C6H6N2O/c7-6(9)5-2-1-3-8-4-5/h1-4H,(H2,7,9)
PubChem CID
936

Properties

Melting Point
128.8 °C
Sublimation
BP: 150-160 at 0.67 Pa. Sublimation range 80-100 °C
Density
1.400 g/cu cm at 25 °C
Water solubility
In water, 5X10+5 mg/L at 25 °C

References

  1. PubChem Compound Summary: Nicotinamide (CID 936)National Center for Biotechnology Information · PubChem

    Identity, molecular formula, molecular weight and aliases retrieved via PUG REST on 2026-09-08.

  2. Hazardous Substances Data Bank (HSDB): Nicotinamide — melting pointHazardous Substances Data Bank (HSDB)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/936#section=Melting-Point. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Haynes, W.M. (ed.). CRC Handbook of Chemistry and Physics. 95th Edition. CRC Press LLC, Boca Raton: FL 2014-2015, p. 3-474

  3. Hazardous Substances Data Bank (HSDB): Nicotinamide — boiling pointHazardous Substances Data Bank (HSDB)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/936#section=Boiling-Point. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Van Arnum SD; Niacin, Nicotinamide, and Nicotinic Acid. Kirk-Othmer Encyclopedia of Chemical Technology. (1999-2018). New York, NY: John Wiley & Sons. Online Posting Date: 4 Dec 2000

  4. Hazardous Substances Data Bank (HSDB): Nicotinamide — densityHazardous Substances Data Bank (HSDB)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/936#section=Density. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Haynes, W.M. (ed.). CRC Handbook of Chemistry and Physics. 95th Edition. CRC Press LLC, Boca Raton: FL 2014-2015, p. 3-474

  5. Hazardous Substances Data Bank (HSDB): Nicotinamide — solubilityHazardous Substances Data Bank (HSDB)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/936#section=Solubility. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Budavari, S. (ed.). The Merck Index - An Encyclopedia of Chemicals, Drugs, and Biologicals. Whitehouse Station, NJ: Merck and Co., Inc., 1996., p. 1114