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Propyl gallate

Propyl gallate, or propyl 3,4,5-trihydroxybenzoate is an ester formed by the condensation of gallic acid and propanol. Since 1948, this antioxidant has been added to foods containing oils and fats to prevent oxidation. As a food additive, it is used under the E number E310.

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Further Information

Names

IUPAC namePropyl 3,4,5-trihydroxybenzoate

Other names

Gallic acid, propyl ester
-Propyl gallate
E310

Identifiers

CAS Number: 121-79-9

JSmol: Interactive image

ChEMBL: ChEMBL7983

ChemSpider: 4778

ECHA InfoCard: 100.004.090

EC Number: 204-498-2

E number: (antioxidants, …)

MeSH: Propyl+Gallate

PubChem: 4947

UNII: 8D4SNN7V92

Properties

Chemical formula: C

Molar mass: 212.20 g/mol

Appearance: White crystalline powder

Melting point: 150 °C (302 °F; 423 K)

Boiling point: Decomposes

Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).

Infobox references