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8.00763

Sigma-Aldrich

D-(+)-Malic acid

for the resolution of racemates for synthesis

Synonym(s):

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

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About This Item

Linear Formula:
HOOCCH(OH)CH2COOH
CAS Number:
Molecular Weight:
134.09
MDL number:
UNSPSC Code:
12352106
EC Index Number:
211-262-2
NACRES:
NA.22

Quality Level

Assay

≥99.0% (acidimetric)

pH

2.2 (20 °C, 10 g/L in H2O)

mp

101-104 °C

solubility

364 g/L

bulk density

600 kg/m3

storage temp.

2-30°C

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

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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

Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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