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Name	Monoammonium L-glutamate	EINECS	N/A
CAS No.	7558-63-6	Density	N/A
PSA	103.86000	LogP	0.28730
Solubility	N/A	Melting Point	N/A
Formula	C5H9 N O4 . H3 N	Boiling Point	N/A
Molecular Weight	164.161	Flash Point	N/A
Transport Information	N/A	Appearance	N/A
Safety	Moderately toxic by intraperitoneal route. When heated to decomposition it emits toxic fumes including NO_x and NH₃. See also MONOSODIUM GLUTAMATE.	Risk Codes	R36/37/38
Molecular Structure		Hazard Symbols	Xi
Synonyms	Glutamicacid, monoammonium salt, L- (8CI); L-Glutamic acid, monoammonium salt (9CI);Ammonium glutamate; E 624; Glutamic acid monoammonium salt; MonoammoniumL-glutamate; Monoammonium glutamate	Article Data	3

Monoammonium L-glutamate Synthetic route

: 56-86-0
L-glutamic acid

NH3: NH3

: 7558-63-6
L-glutamate

: 56-85-9
L-glutamine

: 7558-63-6
L-glutamate

Conditions

Conditions	Yield
With L-glutamate dehydrogenase at 30℃; for 0.166667h; aq. phosphate buffer;

: 60-29-7
diethyl ether

: 7558-63-6
L-glutamate

SOCl2: SOCl2

A L-glutamic acid-5-anilide: L-glutamic acid-5-anilide

B (S)-5-oxo-pyrrolidine-carboxylic acid-(2)-anilide: (S)-5-oxo-pyrrolidine-carboxylic acid-(2)-anilide

Conditions

Conditions	Yield
Umsetzung des Reaktionsprodukts mit Anilin in Chloroform;

Monoammonium L-glutamate Chemical Properties

Molecule structure of Monoammonium L-glutamate (CAS NO.7558-63-6) :

IUPAC Name: azanium 4-amino-5-hydroxy-5-oxopentanoate
Molecular Weight: 164.15978 g/mol
Molecular Formula: C₅H₁₂N₂O₄
Boiling Point: 438.1 °C at 760 mmHg
Flash Point: 218.8 °C
Enthalpy of Vaporization: 76.19 kJ/mol
Vapour Pressure: 6.69E-09 mmHg at 25 °C
Storage Temp.: −20 °C
H-Bond Donor: 3
H-Bond Acceptor: 5
Rotatable Bond Count: 3
Exact Mass: 164.079707
MonoIsotopic Mass: 164.079707
Topological Polar Surface Area: 105
Heavy Atom Count: 11
Complexity: 139
Canonical SMILES: C(CC(=O)[O-])C(C(=O)O)N.[NH4+]
InChI: InChI=1S/C5H9NO4.H3N/c6-3(5(9)10)1-2-4(7)8;/h3H,1-2,6H2,(H,7,8)(H,9,10);1H3
InChIKey: PHKGGXPMPXXISP-UHFFFAOYSA-N
EINECS: 231-447-1

Monoammonium L-glutamate Uses

Monoammonium L-glutamate (CAS NO.7558-63-6) is used as flavoring agent, on behalf of the salts.

Monoammonium L-glutamate Production

Monoammonium L-glutamate (CAS NO.7558-63-6) is obtained by the fermentation of glutamate and ammonium hydroxide or ammonium carbonate crystallization during and after the bleaching refining.

Monoammonium L-glutamate Toxicity Data With Reference

ipr-rat LD50:1000 mg/kg

HSZPAZ Hoppe-Seylers Zeitschrift fuer Physiologische Chemie. 300 (1955),97.

Monoammonium L-glutamate Consensus Reports

Reported in EPA TSCA Inventory.

Monoammonium L-glutamate Safety Profile

Moderately toxic by intraperitoneal route. When heated to decomposition it emits toxic fumes including NO_x and NH₃. See also MONOSODIUM GLUTAMATE.
Hazard Codes: Irritant Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
WGK Germany: 3
RTECS: MA1400000

Monoammonium L-glutamate Specification

Monoammonium L-glutamate (CAS NO.7558-63-6) is also called Ammonium glutamate ; Ammoniumglutaminat ; Ammoniumglutaminat [German] ; Glutamic acid, monoammonium salt, L- ; Ammonium L-glutamate ; L-Glutamic acid, ammonium salt (1:1) ; L-Glutamic acid, monoammonium salt . Monoammonium L-glutamate (CAS NO.7558-63-6) is white, almost no smell, easy flow of crystalline powder with a special taste. It is soluble in water and almost insoluble in common organic solvents. The PH of 5% aqueous solution is 6.0 ~ 7.0.

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