8.00384

L-(-)-Malic acid

for resolution of racemates for synthesis

• Synonyme(s) : L-(-)-Malic acid, (S)-(-)-Malic acid
• Formule linéaire : HOOCCH(OH)CH₂COOH
• Numéro CAS: 97-67-6
• Poids moléculaire : 134.09
• UNSPSC Code: 12352106
• EC Index Number: 202-601-5
• NACRES: NA.22
• MDL number: MFCD00064213
• Assay: ≥99% (acidimetric)
• Form: powder
• Grade: synthesis grade

Propriétés

• grade: synthesis grade
• Quality Segment: 200
• assay: ≥99% (acidimetric)
• form: powder
• pH: 2.2 (20 °C, 10 g/L in H₂O)
• mp: 98-103 °C
• solubility: 160 g/L
• density: 1.60 g/cm³ at 20 °C
• bulk density: 600 kg/m³
• storage temp.: 2-30°C
• SMILES string: [O-]C(=O)[C@@H](O)CC(=O)[O-].[H+].[H+]
• InChI: 1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)/t2-/m0/s1
• InChI key: BJEPYKJPYRNKOW-REOHCLBHSA-N

Description

Analysis Note

Assay (acidimetric): ≥ 99.0 %
Melting range (lower value): ≥ 98 °C
Melting range (upper value): ≤ 103 °C
Spec. rotation [α²0/D (c=5 in pyridine): -30.0 - -27.0 °
Identity (IR): passes test

Informations sur la sécurité

• pictograms: GHS07
• signalword: Warning
• pcodes: P264 - P280 - P302 + P352 - P305 + P351 + P338 - P332 + P313 - P337 + P313
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2
• Classe de stockage: 11 - Combustible Solids
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• hcodes: H315,H319