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L-Glutamine Structure

L-Glutamine

Chemical Properties

Melting point 185 °C (dec.) (lit.)
Boiling point 265.74°C (rough estimate)
alpha  32.25 º (c=10, 2 N HCl)
Density  1.47 g/cm3 (20℃)
FEMA  3684 | L-GLUTAMINE
refractive index  6.8 ° (C=4, H2O)
Flash point 185°C
storage temp.  Store below +30°C.
solubility  H2O: 25 mg/mL
form  solution
pka 2.17(at 25℃)
color  White
PH 5.0-6.0 (25℃, 0.1M in H2O)
Odor at 100.00 %. very mild milky custard cocoa oily
Odor Type milky
optical activity [α]20/D +33.0±1°, c = 5% in 5 M HCl
Water Solubility  Soluble in water, dimethyl sulfoxide and ethanol. Insoluble in methanol, ether, benzene, acetone, ethyl acetate and chloroform.
Decomposition  185 ºC
λmax λ: 260 nm Amax: 0.01
λ: 280 nm Amax: 0.01
JECFA Number 1430
Merck  14,4471
BRN  1723797
Stability Moisture and light sensitive. Incompatible with moisture, strong oxidizing agents.
InChIKey ZDXPYRJPNDTMRX-VKHMYHEASA-N
LogP -1.67
Substances Added to Food (formerly EAFUS) L-GLUTAMINE
FDA 21 CFR 172.320
CAS DataBase Reference 56-85-9(CAS DataBase Reference)
EWG's Food Scores 1
NCI Dictionary of Cancer Terms glutamine
FDA UNII 0RH81L854J
NCI Drug Dictionary glutamine
ATC code A16AA03
NIST Chemistry Reference L-Glutamine(56-85-9)
EPA Substance Registry System L-Glutamine (56-85-9)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H315-H319-H335
Precautionary statements P261-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36-36/37/38
Safety Statements  26-24/25-36/37/39-27
WGK Germany  2
RTECS  MA2275100
TSCA  Yes
HS Code  29241900
Hazardous Substances Data 56-85-9(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 7500 mg/kg
NFPA 704:
0
2 0

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