M0875

DL-Malic acid

≥98% (capillary GC)

• Synonym(s): (±)-2-Hydroxysuccinic acid, DL-Hydroxybutanedioic acid
• Linear Formula: HO₂CCH₂CH(OH)CO₂H
• CAS Number: 6915-15-7
• Molecular Weight: 134.09
• Beilstein/REAXYS Number: 1723539
• EC Number: 230-022-8
• MDL number: MFCD00064212
• UNSPSC Code: 12352100
• PubChem Substance ID: 57654345
• NACRES: NA.22

Properties

• vapor density: 4.6 (vs air)
• Quality Level: 200
• vapor pressure: <0.1 mmHg ( 20 °C)
• assay: ≥98% (capillary GC)
• autoignition temp.: 644 °F
• mp: 131-133 °C (lit.)
• solubility: H₂O: 50 mg/mL, clear, colorless to faintly yellow
• SMILES string: OC(CC(O)=O)C(O)=O
• InChI: 1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)
• InChI key: BJEPYKJPYRNKOW-UHFFFAOYSA-N

Description

Application

DL-Malic acid can be used as a reactant to synthesize:

• Hydroxy esters via esterification with alcohols.
• Biodegradable polymers via thermal condensation with citric acid.

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H319
• pcodes: P264 - P280 - P305 + P351 + P338 - P337 + P313
• Hazard Classifications: Eye Irrit. 2
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: 397.4 °F
• flash_point_c: 203 °C
• ppe: dust mask type N95 (US), Eyeshields, Gloves