一种脂肪族的含硫氨基酸。无色晶体,易溶于水、乙醇及氨水,在水中呈中性。在体内可以合成;2分子半胱氨酸可在中性或微碱性溶液中形成胱氨酸。它是谷胱甘肽的组成成分,其残基中的巯基是某些酶的重要组成部分。在肝脏中可生成牛磺酸。临床主要用于肝炎辅助治疗和解毒。
中文名称 | 英文名称 | CAS号 | 化学式 | 结构式图片 |
---|---|---|---|---|
芴甲氧羰基-S-叔丁基-L-半胱氨酸五氟苯基脂 | N-α-Fmoc-S-tert-butylsulfenyl-L-cysteine pentafluorophenyl ester | 109434-23-3 | C28H24F5NO4S |
|
芴甲氧羰基-S-乙酰氨甲基-L-半胱氨酸 | S-[(acetylamino)methyl]-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-cysteine | 86060-81-3 | C21H22N2O5S |
|
芴甲氧羰基-L-半胱氨酸 | N<sup>α</sup>-fluoren-9-ylmethoxycarbonyl-L-cysteine | 135248-89-4 | C18H17NO4S |
|
聚丙烯酰胺3-半胱氨酸甘氨酸羟基 | S-(2,3-Bis(palmitoyloxy)propyl)-N-palmitoylcysteinyl-alanyl-glycine | 117858-54-5 | C59H111N3O9S |
|
硒代-L-半胱氨酸 | L-selenocysteine | 10236-58-5 | C3H7NO2Se |
|
半胱氨酸-谷胱甘肽二硫醚 | N<sup>5</sup>-((R)-3-(((R)-2-amino-2-carboxyethyl)disulfanyl)-1-((carboxymethyl)amino)-1-oxopropan-2-yl)-L-glutamine | 13081-14-6 | C13H22N4O8S2 |
|
乙酰基半胱氨酸杂质8 | N-acetyl-S-(2-carbamoyl-2-hydroxyethyl)cysteine | 137698-08-9 | C8H14N2O5S |
|
S-苯基-L-半胱氨酸 | S-phenyl-L-cysteine | 34317-61-8 | C9H11NO2S |
|
S-苄基-L-半胱氨酸甲酯盐酸盐 | S-benzyl-L-cysteine methyl ester hydrochloride | 16741-80-3 | C11H16NO2S*Cl |
|
S-苄基-L-半胱氨酸乙酯盐酸盐 | S-benzyl-cysteine ethyl ester hydrochloride | 52844-67-4 | C12H17NO2S*ClH |
|
S-苄基-L-半胱氨酸 | S-benzyl-L-cysteine | 3054-01-1 | C10H13NO2S |
|
S-腺苷高半胱氨酸水解酶 | adenosylhomocysteinase | 9025-54-1 | —— | —— |
S-磺基-L-半胱氨酸 | S-sulfo-L-cysteine | 1637-71-4 | C3H7NO5S2 |
|
S-甲基-l-半胱氨酸甲酯盐酸盐 | S-methyl-L-cysteine methyl ester hydrochloride salt | 34017-27-1 | C5H12NO2S*Cl |
|
S-甲基-N-[3-(三氟甲基)苯磺酰基]同型半胱氨酸 | 4-(Methylsulfanyl)-2-[3-(trifluoromethyl)benzenesulfonamido]butanoic acid | 1009729-55-8 | C12H14F3NO4S2 |
|
S-甲基-L-半胱氨酸亚砜 | methiin | 6853-87-8 | C4H9NO3S |
|
S-甲基-L-半胱氨酸 | S-methyl-L-cysteine | 1187-84-4 | C4H9NO2S |
|
S-甲基-D-半胱氨酸 | S-methyl-D-cysteine | 66255-16-1 | C4H9NO2S |
|
S-烯丙基-L-半胱氨酸盐酸盐 | (R)-S-allylcysteine hydrochloride | 60114-85-4 | C6H11NO2S*ClH |
|
S-烯丙基-L-半胱氨酸 | S-allyl cysteine | 21593-77-1 | C6H11NO2S |
|
S-叔丁基硫-L-半胱氨酸 | S-tert-butylmercapto-L-cysteine | 30044-51-0 | C7H15NO2S2 |
|
S-叔丁基-L-半胱氨酸盐酸盐 | S-t-butyl-L-cysteine hydrochloride | 2481-09-6 | C7H15NO2S*ClH |
|
S-乙酰胺基甲基-N-叔丁氧羰基-L-半胱氨酸 | N-t-butoxycarbonyl-S-acetamidomethyl-L-cysteine | 19746-37-3 | C11H20N2O5S |
|
S-乙酰半胱氨酸盐酸 | S-acetamidomethyl cysteine hydrochloride | 28798-28-9 | C6H12N2O3S*ClH |
|
S-乙基-L-半胱氨酸 | S-ethyl-L-cysteine | 2629-59-6 | C5H11NO2S |
|
S-三苯甲基-L-半胱氨酸 | S-trityl-L-cysteine | 2799-07-7 | C22H21NO2S |
|
S-丁基-D-半胱氨酸 | S-butyl-L-cysteine | 4134-56-9 | C7H15NO2S |
|
S-[N-(3-苯丙基)氨基硫羰基]-L-半胱氨酸 | S-<N-(3-phenylpropyl)(thiocarbamoyl)>-L-cysteine | 137915-13-0 | C13H18N2O2S2 |
|
S-[5-(乙酰氨基)-2-羟基苯基]-L-半胱氨酸 | (2R)-3-(5-acetamido-2-hydroxyphenyl)sulfanyl-2-azaniumylpropanoate | 53446-10-9 | C11H14N2O4S |
|
S-4-甲基苄基-D-半胱氨酸 | H-D-Cys(MBzl)-OH | 127348-02-1 | C11H15NO2S |
|
S-2-羟乙基-L-半胱氨酸 | S-(2-hydroxyethyl)-L-cysteine | 6367-98-2 | C5H11NO3S |
|
S-2-羟乙基-D-半胱氨酸 | (2S)-β-hydroxyethylcysteine | 85955-36-8 | C5H11NO3S |
|
S-2-(4-吡啶基乙基)-L-半胱氨酸 | S-β-(4-Pyridyl-ethyl)-L-cystein | 28809-04-3 | C10H14N2O2S |
|
S-(氨基羰基)-L-半胱氨酸 | S-carbamoyl-L-cysteine | 2072-71-1 | C4H8N2O3S |
|
S-(5'-腺苷)-L-高半胱氨酸 | S-(5'-adenosyl)-L-homocysteine | 979-92-0 | C14H20N6O5S |
|
S-(4-羟基-2-甲基-2-丁炔基)-N-{[(2-甲基-2-丙基)氧基]羰基}-L-半胱氨酸 | N-Boc-L-felinine | 879207-98-4 | C13H25NO5S |
|
S-(4-硝基苯基)-L-半胱氨酸 | S-(4-nitrophenyl)-L-cysteine | 55288-30-7 | C9H10N2O4S |
|
S-(4-甲氧基苄基)-L-半胱氨酸 | S-(4-methoxybenzyl)-L-cysteine | 2544-31-2 | C11H15NO3S |
|
S-(2-羧基乙基)-D-半胱氨酸 | S-(β-Carboxyethyl)-L-cystein | 100429-59-2 | C6H11NO4S |
|
S-(2-羧乙基)-L-半胱氨酸 | S-(2-carboxyethyl)-L-cysteine | 4033-46-9 | C6H11NO4S |
|
S-(2-噻唑基)-L-半胱氨酸 | S-(2-thiazolyl)-L-cysteine | 405150-20-1 | C6H8N2O2S2 |
|
S- 烯丙基-D-半胱氨酸 | (S)-3-(allylthio)-2-aminopropanoic acid | 770742-93-3 | C6H11NO2S |
|
S,N-二乙酰基-L-半胱氨酸乙酯 | S,N-diacetyl-L-cysteine monoethyl ester | 19547-89-8 | C9H15NO4S |
|
N-苄氧羰基-S-苄基-L-半胱氨酸 | benzyloxycarbonyl-S-benzylcysteine | 3257-18-9 | C18H19NO4S |
|
N-芴甲氧羰基-S-苄基-L-半胱氨酸 | Fmoc-Cys(Bzl)-OH | 53298-33-2 | C25H23NO4S |
|
N-芴甲氧羰基-S-甲基-L-半胱氨酸 | Fmoc-Cys(Me)-OH | 138021-87-1 | C19H19NO4S |
|
N-芴甲氧羰基-S-乙酰胺基甲基-L-半胱氨酸五氟苯酯 | FmocCys(Acm)OPfp | 86060-96-0 | C27H21F5N2O5S |
|
N-芴甲氧羰基-S-三苯甲基-L-半胱氨酸五氟苯酯 | Fmoc-Cys(Trt)-OPfp | 115520-21-3 | C43H30F5NO4S |
|
N-氨甲酰-L-半胱氨酸 | N-carbamoyl-L-cysteine | 24583-23-1 | C4H8N2O3S |
|
N-叔丁氧羰基-S-叔丁基-L-半胱氨酸 | Boc-Cys(t-Bu)-OH | 56976-06-8 | C12H23NO4S |
|