L-Glutamine CAS 56-85-9 crystal ne mara launi kamar allura; mara wari da rashin dandano; mai narkewa a cikin ruwa (mai narkewa a cikin ruwa a 25 ° C shine 3.6%), dan kadan mai narkewa a cikin ethanol, mai narkewa a cikin ether, methanol, benzene, acetone, chloroform, ethyl acetate da glacial acetic acid; m lokacin fallasa ga zafi, acid da alkali, sauƙi hydrolyzed zuwa L-glutamic acid Chemicalbook; pI5.65, ma'aunin lalata shine 185-186 ° C; ƙayyadaddun juyawa na gani [α] 23D 6.1 ° (0.5-2mg/ml, a cikin ruwa), [α] 20D 32° (0.5-2mg/ml, a cikin 1mol/L hydrochloric acid)