D-亮氨酸 99%
供应商: Thermo Fisher Scientific
Synonyms:
(R)-2-氨基-4-甲基戊酸
226900025
226900100
ACRO226900025EA
0
CNY
ACRO226900025
ACRO226900100
D-亮氨酸 99%
D-亮氨酸
分子式:
C₆H₁₃NO₂ 分子量: 131.17 g/mol 沸点: 226 溶点: >300 °C |
MDL编号:
MFCD00063088 CAS号: 328-38-1 EINECS: 206-327-7 |
产品技术规格
Appearance | White Powder or crystals or flakes |
Infrared spectrum | Conforms |
Loss on drying | ≤0.2 % |
TLC | ≤0.5 % L-enantiomer |
Appearance of solution | (5% soln. in 3 N HCl) clear, colorless |
Residue after ignition | ≤0.1 % |
Specific optical rotation | -14.9° to -16° (20°C, 589 nm) (c=4, 6 N HCl) |
Titration with HClO4 | ≥98.5 % |
Arsenic (As) | ≤2 ppm |
Iron (Fe) | ≤10 ppm |
Heavy metals (as Pb) | ≤10 ppm |
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