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8.00384

Sigma-Aldrich

L-(-)-Malic acid

for resolution of racemates for synthesis

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Synonym(s):
L-(-)-Malic acid, (S)-(-)-Malic acid
Linear Formula:
HOOCCH(OH)CH2COOH
CAS Number:
Molecular Weight:
134.09
MDL number:
EC Index Number:
202-601-5

Quality Level

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

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

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1 of 4

This Item
1.003828.1473746940-U
vibrant-m

8.00384

L-(-)-Malic acid

vibrant-m

1.00382

DL-Malic acid

vibrant-m

8.14737

DL-Malic acid

vibrant-m

46940-U

D-Malic acid

assay

≥99% (acidimetric)

assay

≥99.5% (acidimetric)

assay

≥99.0% (acidimetric)

assay

-

density

1.60 g/cm3 at 20 °C

density

1.60 g/cm3 at 20 °C

density

1.60 g/cm3 at 20 °C

density

-

mp

98-103 °C

mp

128-132 °C

mp

128-132 °C

mp

98-102 °C (lit.)

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

2-30°C

form

powder

form

solid

form

solid

form

-

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

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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