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W220500

Sigma-Aldrich

Butyl (S)-(−)-lactate

≥97%, FG

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Synonym(s):
(−)-Butyl L-lactate
Linear Formula:
CH3CH(OH)CO2(CH2)3CH3
CAS Number:
Molecular Weight:
146.18
FEMA Number:
2205
Beilstein:
1721597
MDL number:
PubChem Substance ID:
Flavis number:
9.434
NACRES:
NA.21

biological source

synthetic

Quality Level

grade

FG
Fragrance grade
Halal
Kosher

Agency

follows IFRA guidelines
meets purity specifications of JECFA

reg. compliance

EU Regulation 1223/2009
EU Regulation 1334/2008 & 178/2002
FDA 21 CFR 117

vapor density

4 (20 °C, vs air)

Assay

≥97%

autoignition temp.

720 °F

impurities

may contain ≤0.5% 1-Butanol (residual solvent)

bp

185-187 °C (lit.)

mp

−28 °C (lit.)

density

0.984 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

Documentation

see Safety & Documentation for available documents

food allergen

no known allergens

fragrance allergen

no known allergens

Organoleptic

creamy; waxy; earthy

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

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Butyl acetate ≥99%, FCC, FG

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Sigma-Aldrich

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Butyl isobutyrate

Butyl sulfide ≥95%, FG

Sigma-Aldrich

W221503

Butyl sulfide

grade

FG, Fragrance grade, Halal, Kosher

grade

FG, Fragrance grade, Halal, Kosher

grade

FG, Fragrance grade, Halal, Kosher

grade

FG, Fragrance grade, Kosher

agency

follows IFRA guidelines, meets purity specifications of JECFA

agency

follows IFRA guidelines, meets purity specifications of JECFA

agency

follows IFRA guidelines, meets purity specifications of JECFA

agency

follows IFRA guidelines, meets purity specifications of JECFA

vapor density

4 (20 °C, vs air)

vapor density

4 (vs air), 4.01 (vs air)

vapor density

-

vapor density

5.07 (vs air)

assay

≥97%

assay

≥99%

assay

≥97%

assay

≥95%

bp

185-187 °C (lit.)

bp

124-126 °C (lit.)

bp

155-156 °C (lit.)

bp

188-189 °C (lit.)

General description

Butyl (S)-(-)-lactate (Butyl-S-lactate) is an alkyl lactate. It is widely used as a food additive. Enantioselective synthesis of butyl-S-lactate has been described.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

156.2 °F - closed cup

Flash Point(C)

69 °C - closed cup


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Ash M and Ash I.
Handbook of Green Chemicals, 441-441 (2004)
Carrea G and Riva S.
Organic Synthesis with Enzymes in Non-Aqueous Media, 41-41 (2008)

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