S-羧甲基-L-半胱氨酸 98%

供应商: Thermo Fisher Scientific
Warning

Synonyms: 3-[(Carboxymethyl)thio]alanine, Carbocisteine, Carbocysteine

225810250 225811000
ACRO225810250EA 0 CNY
ACRO225810250 ACRO225811000
S-羧甲基-L-半胱氨酸 98%
S-羧甲基-L-半胱氨酸

CAS No.: 638-23-3

分子式: C₅H₉NO₄S
分子量: 179.19 g/mol
溶点: 205…207 °C
存储条件: Ambient
MDL编号: MFCD00002614
CAS号: 638-23-3

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产品技术规格

Appearance White to off-white Powder
Infrared spectrum Conforms
Loss on drying ≤0.5 % (105°C, 3 hrs)
TLC ≥97.5 %
Appearance of solution (1% soln. in 0.1 N HCl, gently warmed): clear colorless
Residue after ignition ≤0.2 %
Specific optical rotation -29° to -33° (20°C, 589 nm) (c=1, 10% NaHCO3)
Titration with HClO4 ≥97.5 %
Chloride (Cl) ≤1000 ppm
Iron (Fe) ≤5 ppm
Heavy metals (as Pb) ≤10 ppm


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