 |
 |
|
|
|
| L(+)-Glutamine |
 |
| L(+)-Glutamic acid-5-amide 98.5%,powder |
 |
| 56-85-9 |
 |
| pharmaceutical raw materials |
 |
Product Name:L(+)-Glutamine
Another Name:L(+)-Glutamic acid-5-amide
Molecular Weight:146.15
Molecular Formula:C5H10N2O3
L-glutamine
CAS No. :56-85-9
Molecular Weight: 146.15
MF: C5H10N2O3
Aliases: L-glutamic acid
alpha-amino glutaric acid
glutamic acid
glutamate
L (+) - glutamic acid
amino glutaric acid
L-2-amino-pentanedioic acid
Appearance
Colorless needle-like crystals
odorless and tasteless
soluble in water (25 ° C water solubility of 3.6%), slightly soluble in ethanol, insoluble in ether, methanol, benzene, acetone, chloroform, ethyl acetate and glacial acetic acid
exposed to heat , acid, base-labile, easily hydrolyzed to L-glutamic acid
pI5.65, decomposition point 185-186 ° C
than the optical rotation in degrees [α] 23D +6.1 ° (0.5-2 mg / ml, water), [ α] 20D +32 ° (0.5-2 mg / ml, 1 mol / L hydrochloric acid).
Melting point of 185 ° C (dec.) (lit.)
Specific Rotation 32.25 o (c = 10, 2 N HCl)
FEMA 3684
Refractive index of 6.8 ° (C = 4, H2O)
The flash point of 185 ° C
Storage conditions 20 ° C
Solubility H2O: 25 mg / mL
form solution
Decomposition 185 o C
|
|
|
|
|
|
