L-天冬酰胺一水合物 99%

供应商: Thermo Fisher Scientific

Synonyms: (S)-(+)-2-氨基琥珀酰胺酸, (S)-2-氨基琥珀酸-4-酰胺, L-天冬氨酸-4-酰胺

175271000 175272500
ACRO175271000EA 0 CNY
ACRO175271000 ACRO175272500
L-天冬酰胺一水合物 99%
L-天冬酰胺一水合物
分子式: C₄H₈N₂O₃·1H₂O
分子量: 150.13 g/mol
溶点: 233…235 °C
存储条件: Ambient
MDL编号: MFCD00151038
CAS号: 5794-13-8
EINECS: 200-735-9
Merck Index: 14,00837

现在订购

产品技术规格

Appearance White Crystalline powder
Infrared spectrum Conforms
Loss on drying 11.5 % to 12.5 % (130°C, 3 hrs)
Sulfated ash ≤0.1 %
UV transmittance ≥98 % (c=2, H2O, 430 nm) 1 cm cell
Specific optical rotation +33.5° to +36.5° (20°C, 589 nm) (c=10, 6 N HCl) (on dry substance)
Titration with HClO4 98.5 to 101.5 % (On dried substance)
Chloride (Cl) ≤210 ppm
Sulfate (SO4) ≤280 ppm
Ammonium (NH4) ≤1000 ppm
Arsenic (As) ≤1 ppm
Iron (Fe) ≤10 ppm
Heavy metals (as Pb) ≤10 ppm
Other amino acids ≤1 % (TLC)


Learn more

About VWR

Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...

更多 About VWR