Back to Compound Library

Lactic Acid (C3H6O3) — Properties, Uses & Safety

⚗️ Organic Chemistry

Overview

Produced in muscle tissue during anaerobic exercise; also made by bacterial fermentation in yogurt, cheese, and sauerkraut.

IUPAC Name
2-hydroxypropanoic acid
CAS Number
50-21-5
PubChem CID
107689
Molecular Formula
C3H6O3
Molar Mass
90.078 g/mol
State at STP
liquid
Appearance
Colorless to yellowish viscous liquid

Safety Information

GHS Hazard Codes

H315H318

GHS Pictograms

corrosion

Explore Lactic Acid in 3D

Interact with the 3D molecular structure, run virtual experiments, and learn with our AI chemistry tutor in MyChemLab AI.

Open in MyChemLab AI