L-酪氨酸 99+%

供应商: Thermo Fisher Scientific
Warning

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

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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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