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Agent Name Ethyl lactate
CAS Number 97-64-3
Formula C5-H10-O3
Major Category Solvents
Synonyms 2-Hydroxypropanoic acid ethyl ester; Actylol; Acytol; Ethyl 2-hydroxypropanoate; Ethyl 2-hydroxypropionate; Ethyl alpha-hydroxypropionate; Ethyl lactate; Ethyl lactate (natural); Ethylester kyseliny mlecne [Czech]; Lactate d'ethyle [French]; Lactic acid, ethyl ester; Propanoic acid, 2-hydroxy-, ethyl ester; Solactol; [ChemIDplus] UN1192
Category Esters
Description Colorless liquid with characteristic odor; [Sullivan, p. 450]
Sources/Uses Used as a solvent substitute for glycol ethers in photolithography in the semiconductor manufacturing industry; used in some nail polish removers; [Sullivan, p. 450-1] Used as a solvent for resins, dyes, and coatings; has FDA approval for use as a food flavoring agent; [HSDB]
Comments It is similar to ethyl acetate with low toxicity. Does not cause skin irritation or sensitization; No mutagenic effects in bacteria; High doses can cause central nervous system depression. [Sullivan, p. 450-1] Inhalation of high concentrations may cause drowsiness; Liquid is a mild eye irritant; [CAMEO]
Exposure Assessment
Skin Designation (ACGIH) Not evaluated
Vapor Pressure 3.75 mm Hg
Odor Threshold Low 0.2 ppm
Odor Threshold High 1.66 ppm
Explanatory Notes Flash point = 46 deg C; Odor threshold from CHEMINFO;
Flammability (NFPA) 2: high ambient temperature required
Adverse Effects
Neurotoxin CNS Solvent Syndrome
Links to Other NLM Databases
Health Studies Human Health Effects from Hazardous Substances Data Bank: ETHYL LACTATE  
Toxicity Information Search TOXNET
Chemical Information Search ChemIDplus
Related Information in Haz-Map
Diseases Occupational diseases associated with exposure to this agent:
Processes Industrial Processes with risk of exposure:





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Last updated: January, 2009