| CAS登录号 | 中文名 | 英文名 | 分子结构式 | 分子式 | 详情 | 供应商 |
| 50-06-6 | 苯巴比妥; 5-乙基-5-苯基-1-甲基-2,4,6-(1H,3H,5H)-嘧啶三酮 | Phenobarbital; Luminal; 5-Ethyl-5-Phenyl-2,4,6-Pyrimidinetrione; 5-Ethyl-5-Phenylbarbituric acid |  | C12H12N2O3 | 详情 | 供应商 |
| 50-33-9 | 保泰松; 苯基丁氮酮; 4-丁基-1,2-二苯基-3,5-吡唑烷二酮 | Phenylbutazone; 4-Butyl-1,2-diphenyl-3,5-Pyrazolidinedione; 1,2-Diphenyl-3,5-dioxo-4-n-butylpyrazoline |  | C19H20N2O2 | 详情 | 供应商 |
| 50-35-1 | 沙利度胺; 酞咪哌啶酮; N-(2,6-二氧代-3-哌啶基)-邻苯二甲酰亚胺 | Thalidomide; 2-(2,6-Dioxo-3-Piperidinyl)-1H-isoindole-1,3(2H)-dione |  | C13H10N2O4 | 详情 | 供应商 |
| 50-44-2 | 6-巯基嘌呤 | 6-Mercaptopurine; 1,7-Dihydro-6H-Purine-6-thione; 3H-Purine-6-thiol; 6-Thioxopurine; 7-Mercapto-1,3,4,6-tetrazaindene |  | C5H4N4S | 详情 | 供应商 |
| 50-52-2 | 硫利达嗪; 甲硫达嗪; 10-[2-(1-甲基-2-哌啶基)乙基]-2-甲硫基-10H-吩噻嗪 | Thioridazine; 10-[2-(1-Methyl-2-Piperidyl)ethyl]-2-methylthio-10H-Phenothiazine |  | C21H26N2S2 | 详情 | 供应商 |
| 50-53-3 | 氯丙嗪; 3-(2-氯-10H-吩噻嗪-10-基)-N,N-二甲基丙-1-胺 | Chlorpromazine; 3-(2-Chloro-10H-Phenothiazin-10-yl)-N,N-dimethylpropan-1-amine |  | C17H19ClN2S | 详情 | 供应商 |
| 50-71-5 | 阿脲; 四氧嘧啶 | Alloxan; 2,4,5,6(1H,3H)-Pyrimidinetetraone |  | C4H2N2O4 | 详情 | 供应商 |
| 51-03-6 | 增效醚; 胡椒基丁醚; 3,4-亚甲二氧基-6-正丙基苄基正丁基二缩乙二醇醚 | Piperonyl butoxide; 2-(2-Butoxyethoxy)ethyl 6-Propylpiperonyl ether; 4,5-Methylenedioxy-2-Propylbenzyldiethyleneglycol butyl ether; PBO |  | C19H30O5 | 详情 | 供应商 |
| 51-15-0 | 2-吡啶醛肟甲氯 | 2-Pyridinealdoxime methochloride; 2-PAM chloride; Pralidoxime chloride |  | C7H9ClN2O | 详情 | 供应商 |
| 51-20-7 | 5-溴尿嘧啶 | 5-Bromouracil; 5-Bromo-2,4(1H,3H)-Pyrimidinedione; 5-Bromopyrimidine-2,4-diol |  | C4H3BrN2O2 | 详情 | 供应商 |
| 51-21-8 | 5-氟脲嘧啶; 5-氟-2,4(1H,3H)-嘧啶二酮 | 5-Fluorouracil; 5-Fluoro-2,4(1H,3H)-Pyrimidinedione; 5-Fluoro-2,4-Pyrimidinedione; 5-Fluoropyrimidine-2,4-dione |  | C4H3FN2O2 | 详情 | 供应商 |
| 51-35-4 | L-羟基脯氨酸; L-羟脯氨酸; 反式-4-羟基-L-脯氨酸 | L-Hydroxyproline; trans-4-Hydroxy-L-Proline; (2S,4R)-(-)-4-Hydroxy-2-Pyrrolinecarboxylic acid |  | C5H9NO3 | 详情 | 供应商 |
| 51-52-5 | 丙基硫氧嘧啶; 6-丙基-2-巯基-4-羟基嘧啶; 6-丙基-2-硫代-2,3-二氢-4(1H)-嘧啶酮 | Propylthiouracil; 6-Propyl-2-thiouracil; 2-Mercapto-6-Propylpyrimid-4-one; 4-Hydroxy-2-mercapto-6-Propylpyrimidine |  | C7H10N2OS | 详情 | 供应商 |
| 51-71-8 | 苯乙肼 | Phenelzine; 2-Phenylethylhydrazine |  | C8H12N2 | 详情 | 供应商 |
| 52-51-7 | 2-溴-2-硝基-1,3-丙醇; 布罗波尔; 溴硝醇 | 2-Bromo-2-nitro-1,3-Propanediol; Bronopol |  | C3H6BrNO4 | 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 |
| 52-76-6 | 利奈孕醇; 利奈孕酮 | Lynestrenol; 19-Nor-17-alpha-Pregn-4-en-20-yn-17-l |  | C20H28O | 详情 | 供应商 |
| 53-03-2 | 泼尼松; 强的松; 去氢可的松 | Prednisone; 1,4-Pregnadiene-17a,21-diol-3,11,20-trione; 17,21-Dihydroxypregna-1,4-diene-3,11,20-trione |  | C21H26O5 | 详情 | 供应商 |
| 53-60-1 | 盐酸丙嗪; N,N-二甲基-10H-吩噻嗪-10-丙胺盐酸盐 | Promazine hydrochloride; N,N-Dimethyl-10H-Phenothiazine-10-Propanamine hydrochloride |  | C17H21ClN2S | 详情 | 供应商 |
| 54-11-5 | 烟碱; 尼古丁 | L-Nicotine; (-)-1-Methyl-2-(3-Pyridyl)pyrrolidine; 3-(1-Methyl-2-Pyrrolidinyl)pyridine |  | C10H14N2 | 详情 | 供应商 |
