Lactic Acid Lactate
Title: Lactic Acid Lactate
CAS Registry Number: 617-57-2
CAS Name: 2-Hydroxypropanoic acid 1-carboxyethyl ester
Additional Names: 2-(lactoyloxy)propanoic acid; 2-(2-hydroxypropanoyloxy)propanoic acid
Molecular Formula: C6H10O5
Molecular Weight: 162.14
Percent Composition: C 44.45%, H 6.22%, O 49.34%
Literature References: Prepd by heating lactic acid at 120° for 10 hours: Dietzel, Krug, Ber. 58, 1307 (1925).
Properties: Pale yellow, clear, odorless oil. Sol in water and in the usual organic solvents.
Derivative Type: Methyl ester
Molecular Formula: C7H12O5
Molecular Weight: 176.17
Percent Composition: C 47.72%, H 6.87%, O 45.41%
Literature References: Prepn: Claborn, US 2371281 (1945 to the people of the U.S.).
Properties: bp7.8 107°; nD20 1.4313.
Boiling point: bp7.8 107°
Index of refraction: nD20 1.4313
Use: The methyl ester as a solvent or plasticizer.

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