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Appearance |
White crystalline powder |
Melting Point(ºC) |
180.0 to 182.0ºC |
Chloride(C1) |
Not more than0.02% |
Ammonium(NH4) |
Not more than0.02% |
Sulfate(SO4) |
Not more than 0.02% |
Heavy metals(Pb) |
Not more than 10ppm |
Iron(Fe) |
Not more than 10ppm |
Arsenic(As2O3) |
Not more than 1ppm |
Loss on drying |
Not more than 0.50% |
Residue on ignition |
Not more than0.1% |
Assay |
98.0-101.0% |
DL-焦谷氨酸 149-87-1CAS号:149-87-1
DL-焦谷氨酸 149-87-1分子式: C5H7NO3
DL-焦谷氨酸 149-87-1英文名称: DL-Pyroglutamic acid
DL-焦谷氨酸 149-87-1英文同义词: DL-2-Pyrrolidone-5-carboxylic acid; DL-5-Oxoproline; H-DL-Pyr-OH; DL-Proline, 5-oxo-; (+/-)-2-PYRROLIDONE-5-CARBOXYLIC ACID; 2-PYRROLIDONE-5-CARBOXYLIC ACID; (+/-)-2-PYRROLIDINONE-5-CARBOXYLIC ACID; 5-OXO-DL-PROLINE; DL-A-PYROGLUTAMIC ACID; DL-GLUTAMIC ACID LACTAM; 5-oxo-L-proline
DL-焦谷氨酸 149-87-1EINECS号: 205-748-3
DL-焦谷氨酸 149-87-1分子量: 129.114
DL-焦谷氨酸 149-87-1熔点: 180-185℃
DL-焦谷氨酸 149-87-1沸点: 453.1°C at 760 mmHg
DL-焦谷氨酸 149-87-1密度: 1.79E-09mmHg at 25°C
DL-焦谷氨酸 149-87-1闪点: 227.8°C