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M9138

Sigma-Aldrich

L-(−)-Malic acid disodium salt

≥95% (titration)

Synonym(s):

L-Hydroxybutanedioic acid

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About This Item

Linear Formula:
C4H4O5Na2
CAS Number:
138-09-0
Molecular Weight:
178.05
EC Number:
205-313-8
MDL number:
MFCD00064542
UNSPSC Code:
12352001
PubChem Substance ID:
57654424
NACRES:
NA.22

Assay

≥95% (titration)

form

powder

SMILES string

[Na].O[C@@H](CC(O)=O)C(O)=O

InChI

1S/C4H6O5.2Na/c5-2(4(8)9)1-3(6)7;;/h2,5H,1H2,(H,6,7)(H,8,9);;/q;2*+1/p-2/t2-;;/m0../s1

InChI key

WPUMTJGUQUYPIV-JIZZDEOASA-L

Application

L-(−)-Malic acid disodium salt is a disodium salt of L-malic acid that is used as a resolving agent to separate enantiomers of certain racemic compounds. It is also used as a chiral auxiliary in organic synthesis for the preparation of a wide range of organic compounds.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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This work evaluated the effect of malic acid washing on the growth of Listeria monocytogenes on poultry legs stored at 4°C for 8 d. Fresh inoculated chicken legs were dipped into a 1 or 2% malic acid solution (vol/vol) for
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