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Sigma-Aldrich

(−)-Methyl L-lactate

greener alternative

98%, optical purity ee: 97% (GLC)

Synonym(s):
Methyl (S)-(−)-lactate
Linear Formula:
CH3CH(OH)CO2CH3
CAS Number:
Molecular Weight:
104.10
Beilstein:
1720587
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

98%

form

liquid

optical activity

[α]18/D −8.1°, neat

optical purity

ee: 97% (GLC)

greener alternative product characteristics

Safer Solvents and Auxiliaries
Learn more about the Principles of Green Chemistry.

refractive index

n20/D 1.413 (lit.)

bp

144-145 °C (lit.)

density

1.09 g/mL at 25 °C (lit.)

greener alternative category

SMILES string

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

InChI

1S/C4H8O3/c1-3(5)4(6)7-2/h3,5H,1-2H3/t3-/m0/s1

InChI key

LPEKGGXMPWTOCB-VKHMYHEASA-N

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This Item
E3410227776269822
(−)-Ethyl L-lactate 98%

Sigma-Aldrich

E34102

(−)-Ethyl L-lactate

(+)-Methyl D-lactate 98%, optical purity ee: 96% (GLC)

Sigma-Aldrich

277762

(+)-Methyl D-lactate

Methyl DL-lactate ≥97.0% (GC)

Sigma-Aldrich

69822

Methyl DL-lactate

assay

98%

assay

98%

assay

98%

assay

≥97.0% (GC)

form

liquid

form

liquid

form

liquid

form

liquid

refractive index

n20/D 1.413 (lit.)

refractive index

n20/D 1.4130 (lit.)

refractive index

n20/D 1.413 (lit.)

refractive index

n20/D 1.413

bp

144-145 °C (lit.)

bp

154 °C (lit.)

bp

144-145 °C (lit.)

bp

-

density

1.09 g/mL at 25 °C (lit.)

density

1.034 g/mL at 20 °C (lit.), 1.042 g/mL at 25 °C

density

1.09 g/mL at 25 °C (lit.)

density

1.093 g/mL at 20 °C (lit.)

Quality Level

100

Quality Level

200

Quality Level

100

Quality Level

100

General description

(-)-Methyl L-lactate can be used as a chiral auxiliary during the synthesis of Bao Gong Teng A, an antiglaucoma compound.
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Green Chemistry.This compound has benign qualities and is biodegradable, water miscible, and functions as a versatile solvent for CA membrane preparation. This is also used as an intermediate for the production of other chemicals, polymers, and derivatives. Thus this product has been enhanced for Safer solvents and auxiliaries. Click here for more information.

Pictograms

FlameExclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 3 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

120.2 °F - closed cup

Flash Point(C)

49 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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