| CAS登录号 | 中文名 | 英文名 | 分子结构式 | 分子式 | 详情 | 供应商 |
| 50-04-4 | 醋酸可的松 | Cortisone acetate; Cortisone-21-acetate; 21-Acetoxypregnen-17a-ol-3,11,20-trione | ![]() | C23H30O6 | 详情 | 供应商 |
| 50-21-5 | 乳酸; 2-羟基丙酸; alpha-羟基丙酸 | Lactic acid; DL-Lactic acid; 2-Hydroxypropanoic acid | ![]() | C3H6O3 | 详情 | 供应商 |
| 50-78-2 | 邻乙酰水杨酸; 阿司匹林; 乙酰水杨酸; 2-(乙酰氧基)苯甲酸 | Acetylsalicylic acid; 2-Acetoxybenzoic acid; Aspirin | ![]() | C9H8O4 | 详情 | 供应商 |
| 50-86-2 | 4-乙酰氨基水杨酸; 4-乙酰氨基-2-羟基苯甲酸 | 4-Acetamidosalicylic acid; 4-Acetamido-2-hydroxybenzoic acid | ![]() | C9H9NO4 | 详情 | 供应商 |
| 51-42-3 | 酒石酸肾上腺素; L-3,4-二羟基-alpha-((甲氨基)甲基)苄醇D-酒石酸氢盐 | Epinephrine bitartrate; (R)-4-[1-Hydroxy-2-(methylamino)ethyl]-1,2-Benzenediol [R-(R*,R*)]-2,3-dihydroxybutanedioate salt; L-3,4-Dihydroxy-alpha-(methylaminomethyl)benzyl alcohol D-hydrogen bitartrate salt | ![]() | C13H19NO9 | 详情 | 供应商 |
| 51-45-6 | 组胺; 1H-咪唑-4-乙胺 | Histamine; 1H-Imidazole-4-ethanamine; 2-(4-Imidazolyl)ethylamine; 4-(2-Aminoethyl)-1H-imidazole | ![]() | C5H9N3 | 详情 | 供应商 |
| 51-74-1 | 组胺磷酸盐; 磷酸组胺 | Histamine phosphate; 1H-Imidazole-4-ethanamine phosphate (1:2) | ![]() | C5H9N3.2(H3PO4) | 详情 | 供应商 |
| 51-98-9 | 炔诺酮醋酸酯; 醋酸炔诺酮 | 19-Norethindrone acetate; 17a-Ethynyl-19-nortestosterone 17b-acetate; 17-Hydroxy-19-nor-17a-4-pregnen-20-yn-3-one acetate | ![]() | C22H28O3 | 详情 | 供应商 |
| 52-21-1 | 醋酸泼尼松龙; 11b,17a,21-三羟基孕甾-1,4-二烯-3,20-二酮-21-醋酸酯 | Prednisolone-21-acetate; 11b,17,21-Trihydroxypregna-1,4-diene-3,20-dione 21-acetate | ![]() | C23H30O6 | 详情 | 供应商 |
| 52-67-5 | 青霉胺; D-青霉胺; 3,3-二甲基-D(-)-半胱胺酸 | D-(-)-Penicillamine; 3,3-Dimethyl-D(-)-cysteine | ![]() | C5H11NO2S | 详情 | 供应商 |
| 52-89-1 | L-半胱氨酸盐酸盐(无水物) | L-Cysteine hydrochloride; (r)-cysteinehydrochloride; (R)-Cysteine-hydrochloride; 3-Mercaptoalanine hydrochloride; Cystein chloride; Cysteine chlorhydrate; Cysteine chlorohydrate; Cysteine, hydrochloride, L-; cysteinechlorhydrate | ![]() | C3H8ClNO2S | 详情 | 供应商 |
| 52-90-4 | L-半胱氨酸; L-beta-巯基丙氨酸 | L-Cysteine; (+)-2-Amino-3-mercaptopropionic acid; L-beta-Mercaptoalanine; CySH | ![]() | C3H7NO2S | 详情 | 供应商 |
| 53-36-1 | 甲基泼尼松龙醋酸酯 | Methylprednisolone acetate; Methylprednisolone 21-acetate; Depo-medrate | ![]() | C24H32O6 | 详情 | 供应商 |
| 54-62-6 | 氨基蝶呤; 氨喋呤; 4-氨基叶酸; N-[4-[[(2,4-二氨基-6-蝶啶)甲基]氨基]苯甲酰]-L-谷氨酸 | Aminopterin; 4-Aminopteroyl-L-glutamic acid; N-[4-[[(2,4-Diamino-6-pteridinyl)methyl]amino]benzoyl]-L-glutamic acid | ![]() | C19H20N8O5 | 详情 | 供应商 |
| 54-71-7 | 盐酸毛果芸香碱; (+)-毛果芸香碱盐酸盐; (3S,4R)-4,5-二氢-3-乙基-4-(1-甲基-1H-咪唑-5-基甲基)-2(3H)-呋喃酮 | (+)-Pilocarpine hydrochloride; (3S,4R)-4,5-Dihydro-3-ethyl-4-(1-methyl-1H-imidazol-5-ylmethyl)-2(3H)-furanone hydrochloride | ![]() | C11H17ClN2O2 | 详情 | 供应商 |
| 54-95-5 | 戊四唑; 1,5-五亚甲基-1H-四唑; 6,7,8,9-四氢-5H-四唑并氮杂卓; 戊撑四唑; 戊四氮; 五甲烯四氮唑 | Pentetrazol; 1,5-Pentamethylene-1H-tetrazole; 6,7,8,9-Tetrahydro-5H-tetrazolo[1,5-a]azepine | ![]() | C6H10N4 | 详情 | 供应商 |
| 55-55-0 | 4-甲氨基苯酚硫酸盐; N-甲基-4-氨基苯酚硫酸盐 | 4-Methylaminophenol sulfate; 4-(Methylamino)phenol sulfate (2:1 salt) | ![]() | 2(C7H9NO).H2SO4 | 详情 | 供应商 |
| 56-38-2 | 对硫磷; O,O-二乙基-O-(4-硝基苯基)硫代磷酸酯 | Parathion; O,O-Diethyl-O-(p-nitrophenyl)thionophosphate; Diethyl 4-nitrophenyl phosphorothionate | ![]() | C10H14NO5PS | 详情 | 供应商 |
| 56-85-9 | L-谷氨酰胺 | L-Glutamine; 2-Aminoglutaramic acid; Levoglutamide; L(+)-Glutamic acid-5-amide | ![]() | C5H10N2O3 | 详情 | 供应商 |
| 56-86-0 | 谷氨酸; L-谷氨酸; alpha-氨基戊二酸; 麸氨酸 | L-Glutamic acid; L(+)-Glutamic acid; 2-Aminoglutaric acid | ![]() | C5H9NO4 | 详情 | 供应商 |