199257

L-(+)-Lactic acid solution

in H₂O, ≥85%

• Synonym(s): (S)-(+)-Lactic acid, (S)-2-Hydroxypropionic acid
• Linear Formula: CH₃CH(OH)CO₂H
• CAS Number: 79-33-4
• Molecular Weight: 90.08
• Beilstein: 1720251
• MDL number: MFCD00064266
• UNSPSC Code: 12161700
• PubChem Substance ID: 57647809
• NACRES: NA.25

Properties

• Quality Level: 200
• 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

Description

Other Notes

Contains varying amounts of intermolecular esterification products

Most salts of L-(+)-lactic acid are levorotatory, hence the negative rotation in NaOH solution.

Safety Information

• Pictograms: GHS05
• Signal Word: Danger
• Hazard Statements: H314
• Precautionary Statements: P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363 - P405
• Hazard Classifications: Eye Dam. 1 - Skin Corr. 1C
• Supplementary Hazards: EUH071
• 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