Synonym(s)
1,3-dihydroxypropan-2-one; C3H6O3; CAS No.: 96-26-4; DHA; Dihydroxyacetone; Glyceron; propane-1,3-diol-2-one
DefinitionThis section has been translated automatically.
Dihydroxyacetone (DHA) is a monosaccharide with 3 carbon atoms (triose - see also tetrose erythrulose). The substance is used as a tanning agent in cosmetic products. It is available as hygroscopic crystalline powder with a sweet taste. DHA is dissolved in water or ethanol.
General informationThis section has been translated automatically.
DHA reacts chemically with proteins and amino acids of the horny layer, which turns brown after about 3 to 6 hours. The waterproof tan becomes weaker after 3 days and disappears completely after 8-15 days.
In self-tanning products DHA is present in 0.2%-5% concentration in solutions, gels, creams and ointments (DAC86).
Of special biological importance in biochemistry is a phosphoric acid ester of dihydroxyacetone, the dihydroxyacetone phosphate.
LiteratureThis section has been translated automatically.
- Bruchhausen v. et al.( 1991) Hagers Handbook of Pharmaceutical Practice Springer Verlag Berlin Heidelberg New-York 1991 p.133-133
Prof. Dr. med. Peter Altmeyer