C3H5KO2
112.17 g/mol
Food AdditiveWarning
Potassium propionate
CAS327-62-8EC206-323-5
Category
Food Additive
Compound Class
Inorganic Salt
Primary Use
Food preservative
Potassium propionate is the potassium salt of propionic acid, commonly used as a food preservative to inhibit mold and bacterial growth in baked goods and other products.
Food preservationMold inhibition in bakery products
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongSame Parent
Palladium(II) propionate
CAS3386-65-0
research compound
StrongSame Parent
Calcium propionate
CAS4075-81-4
Food preservative and antifungal agent
StrongSame Parent
Magnesium propionate
CAS557-27-7
food additive magnesium salt
StrongSame Parent
Zinc propionate
CAS557-28-8
fungicide on adhesive tape
ReferenceSame Category
(1S,3R,4R,5R)-3-[3-(3,4-dihydroxyphenyl)prop-2-enoyloxy]-1,4,5-trihydroxy-cyclohexanecarboxylic acid
CAS327-97-9
food component and plant metabolite
ReferenceSame Category
Alpha-ketoglutaric acid
CAS328-50-7
Metabolic intermediate and nutritional supplement
ReferenceSame Category
Capric acid
CAS334-48-5
Food flavoring and additive ingredient
ReferenceSame Category
Fucoxanthin
CAS3351-86-8
natural pigment for food coloring
Safety Reference
Warning
H302Harmful if swallowed
H317May cause an allergic skin reaction
H319Causes serious eye irritation
Customs Tariff Classification
The international HS code for Potassium propionate (CAS 327-62-8) is 2915.50.
HS code (international, 6-digit)
2915.50
EU CN code (8-digit)
2915 50 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
potassium propanoate
InChIKey
BWILYWWHXDGKQA-UHFFFAOYSA-M
SMILES
CCC(=O)[O-].[K+]
Synonyms (7)
- E-283
- INS NO. 283
- Potassium propanoate
- Potassium propionate
- Propionic Acid Potassium Salt
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