- CAS号:
- 52-90-4;4371-52-2
- 分子式:
- C3H7NO2S
- 分子量:
- 121.15
中文名称: l-半胱氨酸
中文别名: l-巯基丙氨酸; (s)-2-氨基-3-巯基丙酸
英文名称: l(+)-cysteine
英文别名: cysteine, l-; l-(+)-cysteine; l-alanine, 3-mercapto-; l-cys; nsc 8746; l-cysteine; (+)-2-amino-3-mercaptopropionic acid; l-beta-mercaptoalanine; l-cysteine free base crystalline; (s)-(-)-cysteine; l-cysteine base; h-cys-oh
cas号: 52-90-4;4371-52-2
einecs号: 200-158-2
分子式: c3h7no2s
分子量: 121.15
inchi: inchi=1/c3h7no2s/c4-2(1-7)3(5)6/h2,7h,1,4h2,(h,5,6)/t2-/m0/s1
分子结构: l-半胱氨酸 52-90-4;4371-52-2
熔点: 220℃
水溶性: 280 g/l (25℃)
物化性质:
双晶单斜或正交结晶,熔点 178℃,[α]+26.5(mol/l***),具亚胺味道,在中性或微碱性溶液中易被空气氧化成胱氨酸,酸性环境下较稳定,易溶于水、***、***,不溶于***、***、******、苯、二硫化碳及四氯化碳。
产品用途:
用于******、荨***、***等***,其系列产品广泛用于医药、食品和化妆品工业
上游原料: 蛋白质
下游产品: 羧甲司坦
2-甘油磷酸二钠 154804-51-0
2-***-5-硝基咪唑 88054-22-2
2-***哌*** 109-07-9
2-****** 4043-87-2、535-75-1
2-巯基-5-甲氧基苯并咪唑 37052-78-1
2-***并咪唑 583-39-1
2-乙氧基苯甲酰氯 42926-52-3
3,4,5-三甲氧基苯甲醛 86-81-7
3,4-二甲氧基苯甲醛(藜芦醛) 120-14-9
3,4-二***苯甲醛 139-85-5
3-氨基-1,2-丙二醇 616-30-8
3-氟-(4-吗啉基)-苯胺 93246-53-8
3-***头孢 54639-48-4
3-吲哚*** 771-50-6
4-(1-***-1-***乙基)-2-丙基-1h-咪唑-5-羧酸*** 144689-93-0
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