Overview

Stats

Type
3
Carbons
0
Double bonds
0
Bis-allylic sites
74.08
Weight · g/mol
-21.2 °C
Melting point
C3H6O2
Formula

Also known as

IUPAC propanoic acid
Synonyms

  At a Glance

Key Points

A pungent-smelling short-chain acid; its salts, propionates, are widely used as food preservatives.

Source

Found in dairy and industrial. Also made by gut microbes.

Type

Short-chain saturated fatty acid with 3 carbons and no double bonds.

Identification

  Synonyms

Common Name Propionic acid
IUPAC Name propanoic acid
Traditional Name —
Other Synonyms
  • propionate

  External IDs

General References
Wikipedia Propionic_acid
Lipids
Lipid Maps LMFA01010003
Lipid Bank DFA0003
Swiss Lipids 000001194
PlantFA ID —
Food & Nutrition
FooDB FDB031132
INFOODS —
Chemistry / Compounds
PubChem CID 1032
ChEBI 30768
ChEMBL CHEMBL14021
ChemSpider 94556
InChIKey —
NIKKAJI ID J1.963A
PDBe PPI
UCI (UniChem) —
SureChEMBL SCHEMBL290
CCDC PRONAC
NMRShiftDB 7994
Metabolites & Pathways
METLIN 3215
RefMet ID Propionic acid
RefMet Name —
MetaboLights ID MTBLS10078
BioCyc/MetaCyc —
MetaNetX ID MNXM356
BiGG ID 34098
KEGG C00163
KNApSAcK C00044287
Reactome ID —
Drugs & Pharmacology
DrugBank DB03766
DrugCentral —
BindingDB 50082199
Guide to Pharm 1062
Probes & Drugs PD007256
Clinical & Medical
SNOMED-CT —
MeSH C029658
NCIt Code C61911
Regulatory
NIH UNII (USA) JHU490RVYR
FDA SRS (USA) JHU490RVYR
NHPID (Canada) —
DTXSID (USA) DTXSID8025961
TGA Ing ID (Australia) —
Commercial Suppliers
eMolecules 475328
ChemicalBook CB4138567
MedChemExpress —

Chemical Properties

Name(s):
Common Name Propionic acid
Simple Notation 3:0
Notation 3:0
IUPAC Name propanoic acid
Structure:
Molecular C3H6O2
Structure CH3CH2COOH
SMILES CCC(=O)O
Physical:
Weight 74.08 g/mol
Melting Point -21.2 °C
Reactivity
Double Bonds 0
Bis-Allylic Carbons 0
Beta-Oxidation
Beta Oxidation Cycles N/A
ATP Yield (Net) N/A