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| CAS No.: | 32221-81-1 |
|---|---|
| Name: | Monosodium glutamate |
| Article Data: | 4 |
| Molecular Structure: | |
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|
|
| Formula: | C5H8NNaO4 |
| Molecular Weight: | 169.113 |
| Synonyms: | DL-Glutamicacid, monosodium salt;Glutamic acid, monosodium salt (9CI);Glutamic acid,monosodium salt, DL- (8CI);Monosodium DL-glutamate;Monosodium glutamate;MSG; |
| EINECS: | 200-533-0 |
| Boiling Point: | 333.8 °C at 760 mmHg |
| Flash Point: | 155.7 °C |
| Appearance: | white crystalline solid |
| PSA: | 103.45000 |
| LogP: | -1.37130 |
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Chemistry
Molecule structure of Glutamic acid, sodiumsalt (1:1) (CAS NO.32221-81-1):
IUPAC Name: Sodium 4-amino-5-hydroxy-5-oxopentanoate
Molecular Weight: 169.11109 g/mol
Molecular Formula: C5H8NNaO4
Flash Point: 155.7 °C
Enthalpy of Vaporization: 63.39 kJ/mol
Boiling Point: 333.8 °C at 760 mmHg
Vapour Pressure: 2.55E-05 mmHg at 25 °C
Stability: Stable. Incompatible with strong oxidizing agents
H-Bond Donor: 2
H-Bond Acceptor: 5
Rotatable Bond Count: 4
Exact Mass: 169.035102
MonoIsotopic Mass: 169.035102
Topological Polar Surface Area: 103
Heavy Atom Count: 11
Canonical SMILES: C(CC(=O)[O-])C(C(=O)O)N.[Na+]
InChI: InChI=1S/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
InChIKey: LPUQAYUQRXPFSQ-UHFFFAOYSA-M
Classification Code: Human Data
Uses
Glutamic acid, sodiumsalt (1:1) (CAS NO.32221-81-1) is widely used as flavor agent.
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| human | TDLo | oral | 71mg/kg (71mg/kg) | BEHAVIORAL: HEADACHE | Science. Vol. 163, Pg. 826, 1969. |
| rat | LD50 | oral | 10gm/kg (10000mg/kg) | Toxicology Letters. Vol. 3, Pg. 71, 1979. |
Specification
Glutamic acid, sodiumsalt (1:1) (CAS NO.32221-81-1) is also named as Monosodium DL-glutamate ; Glutamic acid, monosodium salt ; Glutamic acid, monosodium salt, DL- . Glutamic acid, sodiumsalt (1:1) (CAS NO.32221-81-1) is white crystalline solid. It is soluble in water, insoluble in alcohol and ether .