02300

D-(+)-Malic acid

unnatural form, ≥97.0% (T)

• Synonym(s): (R)-(+)-2-Hydroxysuccinic acid, D-Hydroxybutanedioic acid
• Linear Formula: HO₂CCH₂CH(OH)CO₂H
• CAS Number: 636-61-3
• Molecular Weight: 134.09
• Beilstein: 1723540
• EC Number: 211-262-2
• MDL number: MFCD00004245
• PubChem Substance ID: 329747411
• NACRES: NA.22

Properties

• Quality Level: 200
• assay: ≥97.0% (T)
• optical activity: [α]20/D +28.0±2°, c = 5.5% in pyridine
• quality: unnatural form
• mp: 98-102 °C (lit.)
• SMILES string: O[C@H](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)/t2-/m1/s1
• InChI key: BJEPYKJPYRNKOW-UWTATZPHSA-N

Description

Application

D-(+)-Malic acid can be used:

• As a starting material for the enantioselective total synthesis of (−)-erinapyrone B.
• As a chiral organocatalyst in the synthesis of α-aminophosphonates from various aldehydes, aniline, and diethyl phosphite.

Safety Information

• Pictograms: GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H315 - H318 - H335
• Precautionary Statements: P261 - P280 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves