Structural Formula Vector Image
Title: Dihydroxyacetone
CAS Registry Number: 96-26-4
CAS Name: 1,3-Dihydroxy-2-propanone
Additional Names: 1,3-dihydroxydimethyl ketone
Trademarks: Protosol; Ketochromin
Molecular Formula: C3H6O3
Molecular Weight: 90.08
Percent Composition: C 40.00%, H 6.71%, O 53.28%
Line Formula: HOCH2COCH2OH
Literature References: Produced from glycerol by Acetobacter sp. under aerobic conditions: Bernhauer, Schoen, Z. Physiol. Chem. 177, 107 (1928); Rutten, Rec. Trav. Chim. 70, 449 (1951); Bousfield et al., J. Inst. Brew. 53, 258 (1947); US 2948658 (1960 to Baxter). Review: Chem. Eng. News 38, 62 (Feb. 22, 1960), 54 (Aug. 15, 1960).
Properties: Cryst powder; fairly hygroscopic; characteristic odor; sweet, cooling taste. mp about 75-80°. The normal form is a dimer, slowly sol in 1 part water, 15 parts alcohol. When freshly prepd reverts rapidly to monomer in soln. The monomer is very sol in water, alcohol, ether, acetone.
Melting point: mp about 75-80°
Use: Artificial tanning agent; active ingredient in Man-Tan; Oxatone (Baxter) ; Tanorama; Q.T. (Quick Tan); Tan Tone; Magic Tan. Formulations: Barmak, Am. Perfum., March 1960, p 57; Andreadis, Miklean, US 2949403 (1960).

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