DL-Malic acid

• Catalog No.: 27606
• CAS Number: 6915-15-7
• M. F.: C4H6O5
• M. W.: 134.08744
• Purity: 99-100.5% (alkalimetric)

SYNONYMS

• Title: DL-苹果酸
• IUPAC name: 2-hydroxybutanedioic acid
• IUPAC Traditional name: malic acid
• Synonyms: (±)-2-Hydroxysuccinic acid; DL-Hydroxybutanedioic acid; (±)-2-羟基琥珀酸; DL-羟基丁二酸

DATABASE IDS

• PubChem SID: 24856486
• Beilstein Number: 1723539
• CAS Number: 6915-15-7
• EC Number: 230-022-8
• MDL Number: MFCD00064212

PROPERTIES

• Cation Traces: As: ≤3 mg/kg
• Cation Traces: Hg: ≤1 mg/kg
• Cation Traces: Pb: ≤2 mg/kg
• Ignition Residue: ≤0.1% (as SO4)
• Impurities: ≤0.05% maleic acid
• Impurities: ≤0.1% water insoluble matter
• Impurities: ≤1% fumaric acid
• Linear Formula: HO2CCH2CH(OH)CO2H
• Purity: 99-100.5% (alkalimetric)
• Quality: meets analytical specification of FCC, E296
• Suitability: complies for identity (IR)
• Auto Ignition Point: 644 °F
• Melting Point: 129-133 °C
• Melting Point: 131-133 °C(lit.)
• Optical Rotation: [α]/D -0.10 to +0.10°
• Vapor Density: 4.6 (vs air)
• Vapor Pressure: <0.1 mmHg ( 20 °C)
• GHS Signal Word: Danger
• GHS Hazard statements: H302-H315-H318-H335
• European Hazard Symbols: Harmful (Xn)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves
• GHS Precautionary statements: P261-P280-P305 + P351 + P338
• Risk Statements: 22-37/38-41
• RTECS: ON7175000
• Safety Statements: 26-36/39
• German water hazard class: 3