| CAS登錄號 | 中文名 | 英文名 | 分子結構式 | 分子式 | 詳情 | 供應商 |
| 50-00-0 | 甲醛; 福爾馬林 | Formaldehyde; Formalin; Methanal |  | CH2O | 詳情 | 供應商 |
| 50-03-3 | 醋酸氫化可的松; 乙酸氫化可的松 | Hydrocortisone acetate; Cortisol acetate; Hydrocortisone-21-acetate; Cortisol 21-acetate; 21-Acetoxy-4-pregnene-11b,17a-diol-3,20-dione |  | C23H32O6 | 詳情 | 供應商 |
| 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 | 詳情 | 供應商 |
| 50-18-0 | 環(huán)磷酰胺; P-[N,N-雙(beta-氯乙基)]-1-氧-3-氮-2-磷雜環(huán)己烷-P-氧化物 | Cyclophosphamide; 1-(Bis(2-chloroethyl)amino)-1-oxo-2-aza-5-oxaphosphoridine; 2-(Di(2-chloroethyl)amino)-1-oxa-3-aza-2-phosphacyclohexane 2-oxide |  | C7H15Cl2N2O2P | 詳情 | 供應商 |
| 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 | 詳情 | 供應商 |
| 50-35-1 | 沙利度胺; 酞咪哌啶酮; N-(2,6-二氧代-3-哌啶基)-鄰苯二甲酰亞胺 | Thalidomide; 2-(2,6-Dioxo-3-piperidinyl)-1H-isoindole-1,3(2H)-dione |  | C13H10N2O4 | 詳情 | 供應商 |
| 50-55-5 | 利血平 | Reserpine; 3b,20a-Yohimban-16b-carboxylic acid, 18b-hydroxy-11,17a-dimethoxy- methyl ester 3,4,5-trimethoxybenzoate (ester)(8CI); 3b,20a-Yohimban-16b-carboxylic acid,18b-hydroxy-11,17a-dimethoxy-, methyl ester, 3,4,5-trimethoxybenzoate(6CI); Benz[g]indolo[2,3-a]quinolizine, yohimban-16-carboxylic acid deriv.; (-)-Reserpine; 11,17-Dimethoxy-18-[(3,4,5-trimethoxybenzoyl)oxy]yohimban-16-carboxylic acidmethyl ester; 3,4,5-Trimethoxybenzoyl methyl reserpate; Anquil; Apoplon; Banasil; Bioserpine; Carpacil; Crystoserpine; Deserpine; ENT 50146; Elserpine; Eserpine; Eskaserp; Hiposerpil; Kitine; Lemiserp; Loweserp; Mayserpine; Methylreserpate 3,4,5-trimethoxybenzoate (ester); NSC 237659; NSC 59272; Quiescin; Rau-sed; Raucap; Raulen; Raunervil; Raupasil; Raurine; Rausedil; Rausedyl; Rausingle; Rauwasedin; Resercaps; Resercen; Reserlor; Reserpamed; Reserpex; Reserpic acid methyl ester 3,4,5-trimethoxybenzoate (ester); Reserpil; Reserpine; Reserpoid; Resine; Respital; Restran; Riserpa; Rivasin; Roxinoid; Sandril; Sedaraupin; Sedserp; Serfin; Serolfia; Serp-AFD; Serpaloid; Serpanray; Serpasil; Serpasil Serpasol; Serpasil premix; Serpasol; Serpate; Serpen; Serpentina; Serpicon; Serpiloid; Serpine; Serpine (pharmaceutical); Serpipur; Sertabs; Sertina; T-Serp; Temposerpine; Triserpin; Vio-Serpine |  | C33H40N2O9 | 詳情 | 供應商 |
| 50-65-7 | 氯硝柳胺; 2',5-二氯-4'-硝基水楊酸酰替苯胺; 4'-硝基-2',5-二氯水楊酰苯胺 | Niclosamide; Bayluscid; 2',5-Dichloro-4'-nitrosalicylanilide; 2-Hydroxy-5-chloro-N-(2-chloro-4-nitrophenyl)benzamide; 5-Chloro-2'-chloro-4'-nitrosalicylanilide; 5-Chloro-N-(2-chloro-4-nitrophenyl)salicylamide |  | C13H8Cl2N2O4 | 詳情 | 供應商 |
| 50-67-9 | 5-羥基色胺; 3-(2-氨基乙基)吲哚-5-醇 | 5-Hydroxytryptamine; 3-(2-Aminoethyl)-1H-indol-5-ol; 3-(2-Aminoethyl)indol-5-ol; Serotonin |  | C10H12N2O | 詳情 | 供應商 |
| 50-71-5 | 阿脲; 四氧嘧啶 | Alloxan; 2,4,5,6(1H,3H)-Pyrimidinetetraone |  | C4H2N2O4 | 詳情 | 供應商 |
| 50-89-5 | beta-胸苷; beta-胸甙; 胸腺嘧啶脫氧核苷; 2'-脫氧胸腺嘧啶核苷 | Thymidine; 1-(2-Deoxy-beta-D-ribofuranosyl)-5-methyluracil; 1-(2-Deoxy-beta-D-ribofuranosyl)thymine; Thymine deoxyriboside; 2'-Deoxythymidine; 5-Methyldeoxyuridine |  | C10H14N2O5 | 詳情 | 供應商 |
| 50-91-9 | 5-氟-2'-脫氧脲核苷; 氟脲脫氧核苷 | Floxuridine; Fluorodeoxyuridine; Fluoruridine deoxyribose; 2'-Deoxy-5-fluorouridine; (+)-5-Fluoro-2'-deoxyuridine |  | C9H11FN2O5 | 詳情 | 供應商 |
| 51-05-8 | 鹽酸普魯卡因; 對氨基苯甲酸-2-二乙胺基乙酯鹽酸鹽 | Procaine hydrochloride; 2-(Diethylamino)ethyl 4-aminobenzoate hydrochloride |  | C13H21ClN2O2 | 詳情 | 供應商 |
| 51-15-0 | 2-吡啶醛肟甲氯 | 2-Pyridinealdoxime methochloride; 2-PAM chloride; Pralidoxime chloride |  | C7H9ClN2O | 詳情 | 供應商 |
| 51-20-7 | 5-溴尿嘧啶 | 5-Bromouracil; 5-Bromo-2,4(1H,3H)-pyrimidinedione; 5-Bromopyrimidine-2,4-diol |  | C4H3BrN2O2 | 詳情 | 供應商 |
| 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 | 詳情 | 供應商 |
| 51-28-5 | 2,4-二硝基酚; 2,4-二硝基苯酚 | 2,4-Dinitrophenol; alpha-Dinitrophenol |  | C6H4N2O5 | 詳情 | 供應商 |
| 51-52-5 | 丙基硫氧嘧啶; 6-丙基-2-巰基-4-羥基嘧啶; 6-丙基-2-硫代-2,3-二氫-4(1H)-嘧啶酮 | Propylthiouracil; 6-Propyl-2-thiouracil; 2-Mercapto-6-propylpyrimid-4-one; 4-Hydroxy-2-mercapto-6-propylpyrimidine |  | C7H10N2OS | 詳情 | 供應商 |
| 51-60-5 | 甲磺酸新斯的明; 甲基硫酸新斯的明; N,N,N-三甲基-2-[(二甲氨基)甲酰氧基]苯銨甲磺酸鹽 | Neostigmine methyl sulfate; 3-[[(Dimethylamino)carbonyl]oxy]-N,N,N-trimethylbenzenaminium methyl sulfate |  | C13H22N2O6S | 詳情 | 供應商 |
| 51-83-2 | 卡巴膽堿; 氯化銨甲酰膽堿; 氨甲酰膽堿鹽酸鹽; 卡巴可; (2-氨基甲酰氧乙基)三甲基氯化銨 | Carbachol; (2-Hydroxyethyl)trimethylammonium chloride carbamate; Carbamylcholine chloride |  | C6H15ClN2O2 | 詳情 | 供應商 |