L-酪氨酸 99+%
供应商: Thermo Fisher Scientific
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Warning
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Synonyms:
(S)-2-氨基-3-对羟苯基丙酸, 3-(4-对羟苯基)-L-丙氨酸
140640010
140640050
140641000
ACRO140640010EA
0
CNY
ACRO140640010
ACRO140640050
ACRO140641000
L-酪氨酸 99+%
L-酪氨酸
分子式:
C₉H₁₁NO₃ 分子量: 181.19 g/mol 沸点: 351 溶点: 290 °C (dec.) 闪点: 176 °C 存储条件: Ambient |
MDL编号:
MFCD00002606 CAS号: 60-18-4 EINECS: 200-460-4 Merck Index: 13,09907 |
产品技术规格
Appearance | White to almost white Powder |
Infrared spectrum | Conforms |
Loss on drying | ≤0.5 % (1 g, 105°C) |
Sulfated ash | ≤0.1 % |
Specific optical rotation | -9.8° to -12.3° (20°C, 589 nm) (c=5, 1 N HCl) |
Titration with HClO4 | ≥99.0 % (on dried substance) |
Chloride (Cl) | ≤400 ppm |
Sulfate (SO4) | ≤300 ppm |
Ammonium (NH4) | ≤200 ppm |
Iron (Fe) | ≤10 ppm |
Heavy metals (as Pb) | ≤10 ppm |
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