Propyl gallate

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Propyl gallate
IUPAC name	propyl 3,4,5-trihydroxybenzoate
Other names	Gallic acid, propyl ester N-propyl gallate
Identifiers
CAS number	[121-79-9]
PubChem	4947
MeSH	Propyl+Gallate
SMILES	CCCOC(=O)C1=CC(=C(C(=C1)O)O)O
Properties
Molecular formula	C10H12O5
Molar mass	212.20 g/mol
Appearance	White crystalline powder
Melting point	150 °C
Boiling point	Decomposes
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references

Propyl gallate, or propyl 3,4,5-trihydroxybenzoate is an ester formed by the condensation of gallic acid and propanol. It is an antioxidant added to foods containing oils and fats to prevent oxidation.^{[citation needed]}

Contents 1 Description 2 Uses 3 References 4 External links

[edit] Description

Propyl gallate is an anti-oxidant. It protects against oxidation by hydrogen peroxide and oxygen free radicals, in a catalytic manner similar to superoxide dismutase.

[edit] Uses

Propyl gallate is used to protect oils and fats in products from oxidation.

It is used in foods, cosmetics, hair products, adhesives, and lubricants.

[edit] References

[edit] External links

• Links to external chemical sources