Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

69819

Sigma-Aldrich

(−)-Butyl L-lactate

≥97.0% (sum of enantiomers, GC)

Synonym(s):

Butyl (2S)-2-hydroxypropanoate

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C7H14O3
CAS Number:
34451-19-9
Molecular Weight:
146.18
Beilstein:
1721597
EC Number:
252-036-3
MDL number:
MFCD00066454
UNSPSC Code:
12352108
PubChem Substance ID:
57652211
NACRES:
NA.22

Quality Level

200

Assay

≥97.0% (sum of enantiomers, GC)

form

liquid

optical activity

[α]20/D −13±1°, neat

bp

183-190 °C (lit.)

density

0.981 g/mL at 20 °C (lit.)

SMILES string

CCCCOC(=O)[C@H](C)O

InChI

1S/C7H14O3/c1-3-4-5-10-7(9)6(2)8/h6,8H,3-5H2,1-2H3/t6-/m0/s1

InChI key

MRABAEUHTLLEML-LURJTMIESA-N

Related Categories

Application

(−)-Butyl L-lactate can be used as a precursor to synthesize poly(lactic acid) and in the synthesis of chiral mesogens (liquid crystals). It can also be used as a component in various pesticide formulations.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

156.2 °F - closed cup

Flash Point(C)

69 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
BCCK8310
BCCC7139
BCBS9461V
BCBM3510V
BCBJ4814V

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

The chiral pool as valuable natural source: new chiral mesogens made from lactic acid.
Brombach F, et al.
Mol. Cryst. Liq. Cryst., 542(1), 62-584 (2011)
Lactic acid, n-?butyl ester, (S) and lactic acid, ethyl ester, (S)?; exemption from the requirement of a tolerance.
Federal Register, 69(18), 4073-4077 (2004)
Bulk polytransesterification of L?lactic acid esters: An alternative route to synthesize poly (lactic acid).
Marques D S, et al.
Journal of Applied Polymer Science, 125(S2) (2012)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service