Chemistry:Octyl gallate

From HandWiki
Octyl gallate
Structural formula of octyl gallate
Space-filling model of the octyl gallate molecule
N-Octyl gallate.jpg
Names
Preferred IUPAC name
Octyl 3,4,5-trihydroxybenzoate
Other names
E311; Progallin O; n-Ocyl gallate; Stabilizer GA-8; Gallic acid octyl ester; 3,4,5-Trihydroxybenzoic acid octyl ester
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
EC Number
  • 213-853-0
UNII
Properties
C15H22O5
Molar mass 282.336 g·mol−1
Appearance White solid[1]
Melting point 98 to 101 °C (208 to 214 °F; 371 to 374 K)[1]
Hazards
GHS pictograms GHS07: Harmful
GHS Signal word Warning
H302, H317
P261, P264, P270, P272, P280, P301+312, P302+352, P321, P330, P333+313, P363, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
☒N verify (what is ☑Y☒N ?)
Infobox references
Tracking categories (test):

Octyl gallate is the ester of 1-octanol and gallic acid. As a food additive, it is used under the E number E311 as an antioxidant and preservative.

Properties

Octyl gallate is a white powder with a characteristic odor. It is very slightly soluble in water and soluble in alcohol. Its solubility in lard is 1.1%. Octyl gallate darkens in the presence of iron.

Uses

This antioxidant is used in numerous pharmaceutical, cosmetic, and food products; such as soaps, shampoos, shaving soaps, skin lotions, deodorants, margarine, and peanut butter.

It is a synergistic antioxidant with butylated hydroxytoluene (BHT) and butylated hydroxyanisole (BHA).

References

  1. 1.0 1.1 Octyl gallate at chemicalland21.com