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8.00763 Sigma-Aldrich

D-(+)-Malic acid

for the resolution of racemates for synthesis

Synonym: (R)-(+)-Malic acid, D-(+)-Malic acid

  • CAS Number 636-61-3

  • Linear Formula HOOCCH(OH)CH2COOH

  • Molecular Weight 134.09

  •  MDL number MFCD00004245

  •  EC Index Number 211-262-2

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Properties

Quality Level   200
pH   2.2 (20 °C, 10 g/L in H2O)
mp   101-104 °C
solubility   364 g/L
bulk density   600 kg/m3
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
storage conditions   Store below +30°C.

Description

Analysis Note

Assay (acidimetric): ≥ 99.0 %
Melting range (lower value): ≥ 101 °C
Melting range (upper value): ≤ 104 °C
Spec. rotation [α²0/D (c=5 in pyridine): +27.0 - +30.0 °
Identity (IR): passes test

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