Merck
All Photos(1)

199257

Sigma-Aldrich

L-(+)-Lactic acid solution

in H2O, ≥85%

Synonym(s):
(S)-(+)-Lactic acid, (S)-2-Hydroxypropionic acid
Linear Formula:
CH3CH(OH)CO2H
CAS Number:
Molecular Weight:
90.08
Beilstein:
1720251
MDL number:
PubChem Substance ID:
NACRES:
NA.25

Quality Level

assay

≥85%

optical activity

[α]20/D −13.5°, c = 2.5 in 1.5 M NaOH

concentration

in H2O

refractive index

n20/D 1.427

density

1.206 g/mL at 25 °C

SMILES string

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

InChI

1S/C3H6O3/c1-2(4)3(5)6/h2,4H,1H3,(H,5,6)/t2-/m0/s1

InChI key

JVTAAEKCZFNVCJ-REOHCLBHSA-N

Packaging

5 g in glass bottle
250 g in poly bottle
1 kg in poly bottle

Other Notes

Contains varying amounts of intermolecular esterification products
Most salts of L-(+)-lactic acid are levorotatory, hence the negative rotation in NaOH solution.

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1C

Supplementary Hazards

Storage Class Code

8A - Combustible, corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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