D-Methionine 99+%
供应商: Thermo Fisher Scientific
Synonyms:
D(+)-Methionine, (R)-2-Amino-4-(methylthio)butanoic acid, (R)-(+)-2-Amino-4-(methylthio)butyric acid, (R)-(+)-2-Amino-4-(methylthio)butanoic acid, (R)-(+)-Methionine, H-D-Met-OH
227210050
227210250
ACRO227210050EA
0
CNY
ACRO227210050
ACRO227210250
D-Methionine 99+%
D-Methionine
分子式:
C₅H₁₁NO₂S 分子量: 149.21 g/mol 沸点: 278 溶点: 273…275 °C (dec.) 存储条件: Refrigerator |
MDL编号:
MFCD00002622 CAS号: 348-67-4 EINECS: 206-483-6 Merck Index: 13,06004 |
产品技术规格
Appearance | White to off-white Powder |
Infrared spectrum | Conforms |
Loss on drying | ≤0.3 % |
Sulfated ash | ≤0.1 % |
UV transmittance | ≥98 % (c=3, H2O, 430 nm) 1 cm cell |
Specific optical rotation | -23° to -25° (20°C, 589 nm) (c=8, 6 N HCl) (on dried substance) |
Titration with HClO4 | 99.0 to 101.0 % (on dried substance) |
Chloride (Cl) | ≤300 ppm |
Sulfate (SO4) | ≤300 ppm |
Ammonium (NH4) | ≤200 ppm |
Arsenic (As) | ≤1 ppm |
Iron (Fe) | ≤10 ppm |
Heavy metals (as Pb) | ≤10 ppm |
Other amino acids | (TLC) not detectable |
Learn more

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