Butyl lactate

乳酸丁酯

Also known as: Butyl 2-hydroxypropanoate, Butyl 2-hydroxypropionate, Butyl α-hydroxypropionate, n-Butyl lactate, 2-Hydroxypropanoic acid butyl ester, Propanoic acid, 2-hydroxy-, butyl ester, Butyl alpha-hydroxypropionate, FEMA 2205, Lactic acid butyl ester, UNII:0UI63W814U, MFCD00004519

CAS No.
138-22-7
Jingsj CID
J-11454-5
Molecular Formula
C7H14O3
Chinese Name
乳酸丁酯
Molecular Weight
146.184 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point−28 °C(lit.)
Boiling Point189.4±8.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point69.4±0.0 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Butyl lactate?

138-22-7

What are the molecular formula and molecular weight of Butyl lactate?

C7H14O3, molecular weight 146.184 g/mol

Is Butyl lactate hazardous?

Warning

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026