L -胱氨酸

产品名称

中文名称：L -胱氨酸

产品性质

等级：produced by Wacker Chemie AG, Burghausen, Germany

检测方案：≥98.5%

形式：powder

旋光性：[α]/D -224 to -218°

反应适用性：reaction type solution phase peptide synthesis

杂质：≤0.02% ammonium≤0.2% ninhidrin positive substances (each)≤10ppm heavy metals

灼烧残渣：≤0.1%

缺失：≤0.2% loss on drying

mp：>240°C (dec.) (lit.)

痕量阴离子：chloride (Cl-) ≤200ppmsulfate (SO42-) ≤300ppm

痕量阳离子：As ≤1ppmFe ≤10ppmPb ≤5ppm

适用性：clear, colorless for appearance of solution

SMILES字符串：N[C@@H](CSSC[C@H](N)C(O)=O)C(O)=O

InChI：1S/C6H12N2O4S2/c7-3(5(9)10)1-13-14-2-4(8)6(11)12/h3-4H,1-2,7-8H2,(H,9,10)(H,11,12)/t3-,4-/m0/s1

InChI key：LEVWYRKDKASIDU-IMJSIDKUSA-N

分子量：240.30

Beilstein：1728094

EC 号：200-296-3

MDL编号：MFCD00064228

PubChem化学物质编号：329768048

NACRES：NA.22