| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 50-00-0 | 甲醛 | Formaldehyde | CH2O | 30.03 | | 96℃ |
| 50-01-1 | 胍单盐酸盐 | Guanidine monohydrochloride | CH6ClN3 | 95.53 | 181-186℃ | |
| 50-02-2 | 9-氟-11,17,21-三羟基-16-甲基(11β,16α)-孕甾-1,4-二烯-3,20-二酮 | 4-diene-3,20-dione, 9-fluoro-11,17,21-trihydroxy-16-methyl-, (11.beta.,16.alpha.)-Pregna-1 | C22H29FO5 | 392.46 | 255-261℃ | |
| 50-03-3 | 氢化可的松-21-醋酸酯 | cortisol, 21-acetate | C23H32O6 | | | |
| 50-04-4 | 醋酸可的松 | cortisone 21-acetate | C23H30O6 | 402.49 | 237-240℃ | |
| 50-06-6 | 苯巴比妥 | 5-ethyl-5-phenyl-barbituric aci | C12H12N2O3 | 232.24 | 174-178℃ | |
| 50-07-7 | 嘧吡霉素 | azirino(2',3':3,4)pyrrolo(1,2-a)indole-4,7-dione, 6-amino-1,1a,2,8,8a,8b-hexahy | C15H18N4O5 | 334.33 | 360℃ | |
| 50-09-9 | | 5-(1-cyclohexen-1-yl)-1,5-dimethyl-barbituric aci sodium salt | C12H16N2O3 | 236.27 | | |
| 50-10-2 | | ammonium, diethyl(2-hydroxyethyl)methyl-, bromide, alpha-phenylcyclohexaneglyco | C21H34BrNO3 | 428.40 | | |
| 50-11-3 | | 5,5-diethyl-1-methyl-barbituric aci | C9H14N2O3 | 198.22 | | |
| 50-12-4 | 美芬妥英 | 5-ethyl-3-methyl-5-phenyl-hydantoi | C12H14N2O2 | 218.25 | | |
| 50-13-5 | 盐酸哌替啶 | isonipecotic acid, 1-methyl-4-phenyl-, ethyl ester, hydrochloride | C15H22ClNO2 | 283.79 | | |
| 50-14-6 | 麦角钙化(甾)醇 | 10-Secoergosta-5,7,10(19),22-tetraen-3-ol, (3.beta.,5Z,7E,22E)-9 | C28H44O | 396.65 | 115-119℃ | |
| 50-18-0 | 环磷酰胺(一水) | 3,2-oxazaphosphorine, 2-(bis(2-chloroethyl)amino)tetrahydro-2h- 2-oxide | C7H15Cl2N2O2P | 261.09 | | |
| 50-19-1 | | 2-butanediol, 2-phenyl- 1-carbamate | C11H15NO3 | 209.24 | | |
| 50-20-4 | | sucrose-ul-14c solution | C12H22O11 | 342.30 | | |
| 50-21-5 | 乳酸 | DL-Lactic acid,ACS | C3H6O3 | 90.08 | 18℃ | 122℃(15 |
| 50-22-6 | | (11-beta)-11,21-dihydroxypregn-4-ene-3,20-dione | C21H30O4 | 346.46 | | |
| 50-23-7 | 醋酸氢化可的松 | cortisol | C21H30O5 | 362.47 | 213-156℃ | |
| 50-24-8 | 脱氢皮醇 | 4-diene-3,20-dione, 11,17,21-trihydroxy-, (11.beta.)-Pregna-1 | C21H28O5 | 360.50 | | |
| 50-27-1 | 雌三醇 | (16-alpha,17-beta)-estra-1,3,5(10)-triene-3,16,17-triol | C18H24O3 | 288.38 | 281-282℃ | |
| 50-28-2 | 雌(甾)二醇 | Estradiol | C18H24O2 | 272.38 | 176-180℃ | |
| 50-29-3 | 滴滴涕 | 2,2-bis(p-Chlorophenyl)-1,1,1-trichloroethane | C14H9Cl5 | 354.49 | 107-110℃ | |
| 50-30-6 | 2,6-二氯苯甲酸 | 2,6-dichloro-Benzoic acid | C7H4Cl2O2 | 191.01 | 141-145℃ | |
| 50-31-7 | | 2,3,6-trichloro-benzoic aci | C7H3Cl3O2 | 225.46 | | |
| 50-32-8 | 苯并[A]芘 | Benzo[a]pyrene | C20H12 | 252.31 | 175-179℃ | 495℃ |
| 50-33-9 | 保泰松 | 1,2-diphenyl-2,3-dioxo-4-n-butylpyrazoline | C19H20N2O2 | 308.37 | | |
| 50-34-0 | 溴化丙胺太林 | ammonium, diisopropyl(2-hydroxyethyl)methyl-, bromide, xanthene-9-carboxylate | C23H30BrNO3 | 448.42 | | |
| 50-35-1 | 酞胺哌啶酮 | n-(2,6-dioxo-3-piperidyl)-phthalimid | C13H10N2O4 | 258.23 | | |
| 50-36-2 | 薄片,片材,薄片刨花 | er, benzoate | C17H21NO4 | 303.35 | | |
| 50-37-3 | | 9,10-didehydro-n,n-diethyl-6-methyl-ergoline-8-beta-carboxamid | C20H25N3O | 323.43 | | |
| 50-38-4 | | 2,3,5,6-tetrachloro-benzoic aci | | | | |
| 50-39-5 | | 1-(2-hydroxypropyl)-theobromin | | | | |
| 50-41-9 | 氯芪酚胺枸橼酸盐 | 2-(p-(2-chloro-1,2-diphenylvinyl)phenoxy)-triethylamin citrate (1:1) | C26H28ClNO·C6H8O7 | 598.11 | | |
| 50-42-0 | 盐酸阿的芬宁 | 2-(2,2-diphenylacetoxy)ethyldiethylammonium chloride | C20H25NO2.HCl | 347.88 | | |
| 50-43-1 | 2,4,6-三氯苯甲酸 | 2,4,6-trichloro-benzoic aci | | | | |
| 50-44-2 | 巯嘌呤 | 1,7-dihydro-6h-purine-6-thione | C5H4N4S | 152.18 | | |
| 50-45-3 | 2,3-二氯苯甲酸 | 2,3-dichloro-benzoic aci | C7H4Cl2O2 | 191.0134 | 166-170℃ | |
| 50-46-4 | | 5,8-isoquinolinedione | | | | |
| 50-47-5 | | f)azepine, 10,11-dihydro-5-(3-(methylamino)propyl)-5h-dibenz( | | | | |
| 50-48-6 | 盐酸阿米替林 | 1-propanamine, 3-(10,11-dihydro-5h-dibenzo(a,d)cyclohepten-5-ylidene)-n,n-dimet | | | | |
| 50-49-7 | | f)azepine, 5-(3-(dimethylamino)propyl)-10,11-dihydro-5h-dibenz( | C19H24N2 | 280.41 | | |
| 50-50-0 | 苯甲酸雌二醇 | estradiol, 3-benzoate | C25H28O3 | 376.49 | 191-198℃ | |
| 50-52-2 | | 10-((1-methyl-2-piperidyl)ethyl)-2-(methylthio)-phenothiazin | | | | |
| 50-53-3 | | 2-chloro-10-(3-(dimethylamino)propyl)-phenothiazin | C17H19ClN2S | 318.86 | | |
| 50-54-4 | | quinidine sulfate (2:1) (salt) | C20H26N2O6S | 422.49 | | |
| 50-55-5 | 利血平 | imethoxy-, methyl ester, 3,4,5-trimethoxybenzoate (ester) | C33H40N2O9 | 608.69 | 265℃ | |
| 50-56-6 | 催产素 | oxytocin | C44H68N12O12S | 1007.19 | | |
| 50-57-7 | | 8-l-lysine-vasopressi | C46H65N13O12S2 | 1056.22 | | |
| 50-58-8 | | 3,4-dimethyl-2-phenyl-, tartrate, d-morpholin | | | | |
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