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CAS 32221-81-1

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DL-monosodium glutamate

Description:
DL-monosodium glutamate, commonly known as MSG, is a sodium salt of glutamic acid, an amino acid that occurs naturally in various foods. It is characterized by its white crystalline appearance and is highly soluble in water, which makes it an effective flavor enhancer. MSG is often used in cooking to enhance umami taste, which is one of the five basic tastes alongside sweet, sour, bitter, and salty. The substance is generally recognized as safe (GRAS) by food safety authorities when consumed in typical amounts. Chemically, it contains a carboxylate group and an amino group, allowing it to participate in various biochemical processes. While it is widely used in the food industry, some individuals report sensitivity to MSG, experiencing symptoms such as headaches or nausea, a phenomenon often referred to as "Chinese restaurant syndrome." However, scientific studies have largely found no conclusive evidence linking MSG to serious health risks when consumed in moderation. Overall, DL-monosodium glutamate serves as a versatile additive in culinary applications, enhancing the flavor profile of numerous dishes.
Formula:C5H8NNaO4
InChI:InChI=1/C5H9NO4.Na/c6-3(5(9)10)1-2-4(7)8;/h3H,1-2,6H2,(H,7,8)(H,9,10);/q;+1/p-1
InChI key:InChIKey=UVZZAUIWJCQWEO-UHFFFAOYSA-N
SMILES:C(CCC(O)=O)(C(O)=O)N.[Na]
Synonyms:
  • <span class="text-smallcaps">DL</span>-Glutamic acid, monosodium salt
  • Disodium 2-Aminopentanedioate
  • Glutamic acid, monosodium salt
  • Glutamic acid, monosodium salt, <span class="text-smallcaps">DL</span>-
  • Glutamic acid, monosodium salt, DL-
  • Glutamic acid, sodium salt (1:1)
  • Monosodium <span class="text-smallcaps">DL</span>-glutamate
  • Monosodium DL-glutamate
  • Monosodium Glutamate
  • Sodium 2-Amino-4-Carboxybutanoate
  • See more synonyms
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