Agent Name

n-Butyl lactate

CAS Number

138-22-7

Formula

C7-H14-O3

Major Category

Solvents

Synonyms

2-Hydroxypropanoic acid butyl ester; Butyl 2-hydroxypropanoate; Butyl alpha-hydroxypropionate; Butyl lactate; Butyl lactate (natural); Butylester kyseliny mlecne [Czech]; n-Butyl lactate; [ChemIDplus] UN1993

Category

Esters (<C12)

Description

Clear, colorless to white liquid with a mild, transient odor; [NIOSH]

Sources/Uses

Used as a solvent for paints, dyes, polymers, etc.; [ACGIH]

Comments

Workers exposed to n-butyl lactate complained of headaches and drowsiness. [ACGIH] Liquid is irritating to the skin and eyes. [CAMEO]

Reference Link

NIOSH Occupational Health Guidelines for Chemical Hazards: n-Butyl lactate

Exposure Assessment
Skin Designation (ACGIH)

Insufficient data

TLV (ACGIH)

5 ppm

Vapor Pressure

0.4 mm Hg

Lethal Concentration

LC50 (rat) > 5000 mg/m3/4h

Explanatory Notes

Flash point = 160 deg F;

Adverse Effects
Neurotoxin

CNS Solvent Syndrome

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: