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Substance Name: Monosodium glutamate [NF]
RN: 6106-04-3
UNII: W81N5U6R6U
InChIKey: GJBHGUUFMNITCI-QTNFYWBSSA-M

Classification Codes

  • Flavoring Agents
  • Food Additives
  • Pharmaceutic Aid (Flavor)
  • Pharmaceutic Aid (Perfume)

Molecular Formula

  • C5-H9-N-O4.H2-O.Na

Molecular Weight

  • 187.126
 
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Names and Synonyms

Name of Substance

  • Monosodium glutamate
  • Monosodium glutamate [NF]

Synonyms

  • Glutamic acid, monosodium salt, monohydrate, L-
  • Monosodium glutamate
  • Monosodium glutamate monohydrate
  • Monosodium L-glutamate monohydrate
  • MSG monohydrate
  • Sodium glutamate monohydrate
  • UNII-W81N5U6R6U

Systematic Name

  • L-Glutamic acid, monosodium salt, monohydrate

Registry Numbers

CAS Registry Number

  • 6106-04-3

FDA UNII

  • W81N5U6R6U

Other Registry Number

  • 6826-33-1

System Generated Number

  • 0006106043

Molecular Formulas

Molecular Formula

  • C5-H9-N-O4.H2-O.Na

Molecular Formula Fragments

  • C5-H9-N-O4
  • COMPONENT
  • H2-O
  • Na

Structure Descriptors

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

InChIKey

GJBHGUUFMNITCI-QTNFYWBSSA-M

Smiles

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

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 oral 16400mg/kg (16400mg/kg) SENSE ORGANS AND SPECIAL SENSES: PTOSIS: EYE

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: ATAXIA
Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 21, Pg. 257, 1990.
rat LD50 oral 15800mg/kg (15800mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: ATAXIA

SENSE ORGANS AND SPECIAL SENSES: PTOSIS: EYE
Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 21, Pg. 257, 1990.