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Merck
CN

8.00384

L-(-)-Malic acid

for resolution of racemates for synthesis

Synonym(s):

L-(-)-Malic acid, (S)-(-)-Malic acid

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About This Item

Linear Formula:
HOOCCH(OH)CH2COOH
CAS Number:
Molecular Weight:
134.09
UNSPSC Code:
12352106
EC Index Number:
202-601-5
NACRES:
NA.22
MDL number:
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Product Name

L-(-)-Malic acid, for resolution of racemates for synthesis

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

grade

synthesis grade

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

Quality Level

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

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

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