96-26-4/1,3-Dihydroxyacetone

Chemical Properties

white powder

Occurrence

A derivative of naturally occurring starch

Uses

1,3-Dihydroxyacetone can be used as artificial tanning agent.

Preparation

Usually produced commercially from Bacillus macerans or Bacillus circulans fermentation of starch or starch hydrolysate

Definition

ChEBI: A ketotriose consisting of acetone bearing hydroxy substituents at positions 1 and 3. The simplest member of the class of ketoses and the parent of the class of glycerones.

Taste threshold values

Reported to have a taste threshold value lower than that of sucrose with a detection level of 3.9 to 27 ppm and a recognition level of 11 to 52 ppm.

General Description

Dihydroxyacetone (DHA) is a browning ingredient widely used in cosmetics such as sunless tanning formulations. It participates in a chemical staining reaction called Milliard reaction in which it reacts with the amino groups of proteins to result in a mixture of high molecular weight pigments.Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.

Safety Profile

Mutation data reported. When heated to decompositionit emits acrid smoke and irritating vapors.

Consumer Uses

This substance is used in the following products: cosmetics and personal care products and perfumes and fragrances. Other release to the environment of this substance is likely to occur from: indoor use as processing aid and outdoor use as processing aid.