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Sigma-Aldrich

L-Glutamic acid monosodium salt monohydrate

≥98.0% (NT)

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Synonym(s):
L-2-Aminopentanedioic acid, MSG, Sodium L-glutamate
Linear Formula:
NaOOCCH2CH2CH(NH2)COOH · H2O
CAS Number:
Molecular Weight:
187.13
Beilstein:
4164348
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

≥98.0% (NT)

form

solid

optical activity

[α]20/D −4.2±0.3°, c = 1.2% in H2O

reaction suitability

reaction type: solution phase peptide synthesis

mp

232 °C (dec.) (lit.)

application(s)

peptide synthesis

SMILES string

O.[Na+].N[C@@H](CCC([O-])=O)C(O)=O

InChI

1S/C5H9NO4.Na.H2O/c6-3(5(9)10)1-2-4(7)8;;/h3H,1-2,6H2,(H,7,8)(H,9,10);;1H2/q;+1;/p-1/t3-;;/m0../s1

InChI key

GJBHGUUFMNITCI-QTNFYWBSSA-M

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General description

L-Glutamic acid monosodium salt monohydrate, commonly known as monosodium glutamate (MSG), is a sodium salt of glutamic acid.

Application

L-Glutamic acid monosodium salt monohydrate is used in carboxylation reactions and acts as a precursor for the synthesis and precipitation of α L-glutamic acid

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Inclusion of the stable form of a polymorph within crystals of its metastable form.
Cashell C, et al.
Crystal Growth & Design, 3(6), 869-872 (2003)
Spontaneous exfoliation of large-sized graphene oxide with low defect concentration by simple wet chemistry
WJ Lee, et al.
Carbon, 182, 214-222 (2021)
Redox hydrogel-based bienzyme microelectrodes for amperometric monitoring of L-glutamate.
Mikeladze E, et al.
Electroanalysis, 14(6), 393-393 (2002)
Influence of pH Value and Ionic Liquids on the Solubility of l-Alanine and l-Glutamic Acid in Aqueous Solutions at 30? C
M Voges, et al.
Journal of Chemical and Engineering Data, 62, 52-61 (2017)
Precipitation of ? L-glutamic acid: determination of growth kinetics
J Scholl, et al.
Faraday Discussions, 136, 247-264 (2007)

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