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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-isopropyl-5-iodo-barbituric acid 98547-15-0 C7H9IN2O3
    5-isopropyl-5-iodo-barbituric acid
    —— (+/-)-5,6-dibenzoyloxyhexanenitrile 139413-96-0 C20H19NO4
    (+/-)-5,6-dibenzoyloxyhexanenitrile
    —— 5-amino-4-N-3-fluorophenylcarboxamide-1-β-D-ribofuranosyl-1H-imidazole 1028803-41-9 C15H17FN4O5
    5-amino-4-N-3-fluorophenylcarboxamide-1-β-D-ribofuranosyl-1H-imidazole
    —— 5-(difluoroiodomethyl)-3-phenyl-1,2,4-oxadiazole 947758-38-5 C9H5F2IN2O
    5-(difluoroiodomethyl)-3-phenyl-1,2,4-oxadiazole
    —— 5-(2,8-bis(trifluoromethyl)quinolin-4-yloxymethyl)isoxazole-3-carbonyl chloride 1217903-24-6 C16H7ClF6N2O3
    5-(2,8-bis(trifluoromethyl)quinolin-4-yloxymethyl)isoxazole-3-carbonyl chloride
    —— 5-hydroxy-1-(2-pyridyl)-1H-pyrazole-4-carboxylic acid 126583-36-6 C9H7N3O3
    5-hydroxy-1-(2-pyridyl)-1H-pyrazole-4-carboxylic acid
    —— 5-[5-methyl-2-(4-trifluoromethoxy-3-trifluoromethyl-phenylamino)pyrimidin-4-ylamino]-3H-benzooxazol-2-one 1236664-75-7 C20H13F6N5O3
    5-[5-methyl-2-(4-trifluoromethoxy-3-trifluoromethyl-phenylamino)pyrimidin-4-ylamino]-3H-benzooxazol-2-one
    —— 5-Chlor-2-<pyridyl-(3)-methylmercapto>-benzimidazol 23593-34-2 C13H10ClN3S
    5-Chlor-2-<pyridyl-(3)-methylmercapto>-benzimidazol
    —— (5α,8α)-8-cyclopentyl-8-hydroxy-2-(4-isopropoxyphenyl)-2-aza-spiro[4.5]decan-1-one 1292276-51-7 C23H33NO3
    (5α,8α)-8-cyclopentyl-8-hydroxy-2-(4-isopropoxyphenyl)-2-aza-spiro[4.5]decan-1-one
    —— 5-isocyano-2,3-dihydro-1H-indene 344933-12-6 C10H9N
    5-isocyano-2,3-dihydro-1H-indene
    —— 5-(Methylthio)-1-morpholino-3,4-pyrazoldicarbonsaeure-dimethylester 79489-83-1 C12H17N3O5S
    5-(Methylthio)-1-morpholino-3,4-pyrazoldicarbonsaeure-dimethylester
    —— 5-hydroxypentyl-(+)-(S)-2-octyl sulphide 78525-76-5 C13H28OS
    5-hydroxypentyl-(+)-(S)-2-octyl sulphide
    —— 5,7-dimethoxy-8-propyl-4-phenylcoumarin 80986-09-0 C20H20O4
    5,7-dimethoxy-8-propyl-4-phenylcoumarin
    —— (5α,8β)-8-hydroxy-8-isopropyl-2-(4-trifluoromethoxy-phenyl)-2-aza-spiro[4.5]decan-1-one 1292275-09-2 C19H24F3NO3
    (5α,8β)-8-hydroxy-8-isopropyl-2-(4-trifluoromethoxy-phenyl)-2-aza-spiro[4.5]decan-1-one
    —— 5-(3-bromo-4-fluorophenyl)-3,3-dimethyl-5,7,8,9-tetrahydrocyclopenta[b]pyrano[4,3-e]pyridine-4,6(1H,3H)-dione 372120-36-0 C19H17BrFNO3
    5-(3-bromo-4-fluorophenyl)-3,3-dimethyl-5,7,8,9-tetrahydrocyclopenta[b]pyrano[4,3-e]pyridine-4,6(1H,3H)-dione
    —— [5-(4-chloro-phenyl)-4-(2,4-dichloro-phenyl)-pyrimidin-2-yl]-[4-(3,5-difluoro-phenyl)-4-methanesulfonyl-piperidin-1-yl]-methanone 811447-71-9 C29H22Cl3F2N3O3S
    [5-(4-chloro-phenyl)-4-(2,4-dichloro-phenyl)-pyrimidin-2-yl]-[4-(3,5-difluoro-phenyl)-4-methanesulfonyl-piperidin-1-yl]-methanone
    —— (5-methoxy-2-(pyridin-2-yloxy)phenyl)(p-tolyl)methanone 1401733-45-6 C20H17NO3
    (5-methoxy-2-(pyridin-2-yloxy)phenyl)(p-tolyl)methanone
    —— 5-(6-(3-fluoro-4-methoxyphenyl)imidazo[1,2-b]pyridazin-3-yl)-3-trifluoromethylpyridin-2-ylamine 1084951-63-2 C19H13F4N5O
    5-(6-(3-fluoro-4-methoxyphenyl)imidazo[1,2-b]pyridazin-3-yl)-3-trifluoromethylpyridin-2-ylamine
    —— 5-Nitrovaleriansaeureethylester 13154-39-7 C7H13NO4
    5-Nitrovaleriansaeureethylester
    —— 5-Bromo-7-methylimidazo[1,2-a]pyridine-2-carbohydrazide 1227955-05-6 C9H9BrN4O
    5-Bromo-7-methylimidazo[1,2-a]pyridine-2-carbohydrazide
    —— 5-(6-(2-N-methylsulfonylaminopropan-2-yl)-4-morpholinothieno[3,2-d]pyrimidin-2-yl)pyrimidin-2-amine 1033735-06-6 C18H23N7O3S2
    5-(6-(2-N-methylsulfonylaminopropan-2-yl)-4-morpholinothieno[3,2-d]pyrimidin-2-yl)pyrimidin-2-amine
    —— 5,15-Dipropyl-5,15-dihydro-2,3,7,8,12,13,17,18-octaethylporphyrin 92413-32-6 C42H60N4
    5,15-Dipropyl-5,15-dihydro-2,3,7,8,12,13,17,18-octaethylporphyrin
    —— 5-((E)-3-Phenyl-allyl)-5H-furan-2-one 111649-60-6 C13H12O2
    5-((E)-3-Phenyl-allyl)-5H-furan-2-one
    —— 5-fluoro-2-((S)-1-pyridin-4-ylmethyl-pyrrolidin-3-yloxy)-pyrimidin-4-ylamine 1033839-63-2 C14H16FN5O
    5-fluoro-2-((S)-1-pyridin-4-ylmethyl-pyrrolidin-3-yloxy)-pyrimidin-4-ylamine
    —— 5,5-(ethylenedioxy)-2α,4aβ-dimethyl-trans-perhydronaphthalen-1-one 85532-87-2 C14H22O3
    5,5-(ethylenedioxy)-2α,4aβ-dimethyl-trans-perhydronaphthalen-1-one
    —— 5-(3,3-bis(7-(4-methoxyphenyl)-5-phenyl-7H-thiazolo[3,2-a]pyrimidin-3-yl)-2-phenylpropyl)-3-methyl-4-nitroisoxazole 1389313-09-0 C51H42N6O5S2
    5-(3,3-bis(7-(4-methoxyphenyl)-5-phenyl-7H-thiazolo[3,2-a]pyrimidin-3-yl)-2-phenylpropyl)-3-methyl-4-nitroisoxazole
    —— [5-(Difluoromethyl)pyridin-3-yl]methanamine 1256786-89-6 C7H8F2N2
    [5-(Difluoromethyl)pyridin-3-yl]methanamine
    —— 5-(benzofuran-2-yl)-2-methyl-1-(tetrahydropyran-4-yl)benzimidazole 1256966-74-1 C21H20N2O2
    5-(benzofuran-2-yl)-2-methyl-1-(tetrahydropyran-4-yl)benzimidazole
    —— ((5S)-5-hydroxy-2-(1-methoxyethyl)-7,7-dimethyl-4-(tetrahydro-2H-pyran-4-yl)-5,6,7,8-tetrahydroquinolin-3-yl)-(4-(trifluoromethyl)phenyl)methanone 1186525-22-3 C27H32F3NO4
    ((5S)-5-hydroxy-2-(1-methoxyethyl)-7,7-dimethyl-4-(tetrahydro-2H-pyran-4-yl)-5,6,7,8-tetrahydroquinolin-3-yl)-(4-(trifluoromethyl)phenyl)methanone
    —— 5-(4-chloro-phenyl)-1-(3-methanesulfonyl-phenyl)-2-methyl-1H-pyrrole-3-carboxylic acid 1000279-77-5 C19H16ClNO4S
    5-(4-chloro-phenyl)-1-(3-methanesulfonyl-phenyl)-2-methyl-1H-pyrrole-3-carboxylic acid
    —— 5-amino-N-[5-(trifluoromethyl)pyridin-2-yl]pyridine-2-carboxamide 1011244-82-8 C12H9F3N4O
    5-amino-N-[5-(trifluoromethyl)pyridin-2-yl]pyridine-2-carboxamide
    —— 5-Carbazoylmethyl-4-methyl-1,2,4-triazolin-3-thion 55129-43-6 C5H9N5OS
    5-Carbazoylmethyl-4-methyl-1,2,4-triazolin-3-thion
    —— (5R,7R)-6-Benzyl-7-(tert-butyl-diphenyl-silanyloxymethyl)-6-aza-spiro[4.5]dec-2-en-1-one 820967-77-9 C33H39NO2Si
    (5R,7R)-6-Benzyl-7-(tert-butyl-diphenyl-silanyloxymethyl)-6-aza-spiro[4.5]dec-2-en-1-one
    —— 5-butyl-9-fluoro-2-phenylpyrazolo[5,1-a]isoquinoline 1174271-27-2 C21H19FN2
    5-butyl-9-fluoro-2-phenylpyrazolo[5,1-a]isoquinoline
    —— [5-(1-Aza-bicyclo[2.2.2]oct-3-yl)-[1,2,4]oxadiazol-3-yl]-methyl-amine 123836-91-9 C10H16N4O
    [5-(1-Aza-bicyclo[2.2.2]oct-3-yl)-[1,2,4]oxadiazol-3-yl]-methyl-amine
    —— 5-cyclopropyl-4-methyl-isoxazol-3-one 29068-41-5 C7H9NO2
    5-cyclopropyl-4-methyl-isoxazol-3-one
    —— 5-(ethoxy(phenyl)methyl)-2-methyl-7-phenylbenzofuran 1621576-35-9 C24H22O2
    5-(ethoxy(phenyl)methyl)-2-methyl-7-phenylbenzofuran
    —— 5-dimethylamino-3-β-<i>D</i>-ribofuranosyl-3<i>H</i>-[1,2,4]triazolo[1,5-<i>a</i>]pyrimidin-7-one 50805-26-0 C12H17N5O5
    5-dimethylamino-3-β-<i>D</i>-ribofuranosyl-3<i>H</i>-[1,2,4]triazolo[1,5-<i>a</i>]pyrimidin-7-one
    —— 5α-pregnane-3α,17α,20α-triol 18674-77-6 C21H36O3
    5α-pregnane-3α,17α,20α-triol
    —— 5-bromo-6-hydroxy-pyrimidine-4-carboxylic acid ethyl ester 937614-43-2 C7H7BrN2O3
    5-bromo-6-hydroxy-pyrimidine-4-carboxylic acid ethyl ester
    —— 5-([1,1'-biphenyl]-4-yl)-2,2-dimethyl-4H-benzo[d][1,3]dioxin-4-one 1456798-96-1 C22H18O3
    5-([1,1'-biphenyl]-4-yl)-2,2-dimethyl-4H-benzo[d][1,3]dioxin-4-one
    —— [5-Chloro-3-(1-naphthalen-1-ylprop-2-ynyl)indol-1-yl]-tri(propan-2-yl)silane 1116154-03-0 C30H34ClNSi
    [5-Chloro-3-(1-naphthalen-1-ylprop-2-ynyl)indol-1-yl]-tri(propan-2-yl)silane
    —— 5-Acetoxy-1.2-naphthoylenbenzimidazol 111585-76-3 C20H12N2O3
    5-Acetoxy-1.2-naphthoylenbenzimidazol
    —— 5-Methyl-7-hydroxy-s-triazolo<4,3-a>pyrimidin-3-sulfonsaeure 120267-06-3 C6H6N4O4S
    5-Methyl-7-hydroxy-s-triazolo<4,3-a>pyrimidin-3-sulfonsaeure
    —— (5-chloro-2-methoxy-phenyl)-succinic acid di-<i>p</i>-toluidide 124382-79-2 C25H25ClN2O3
    (5-chloro-2-methoxy-phenyl)-succinic acid di-<i>p</i>-toluidide
    —— 5-Chlor-3-methyl-1-phenyl-4-chlormercuri-pyrazol 90800-01-4 C10H8Cl2HgN2
    5-Chlor-3-methyl-1-phenyl-4-chlormercuri-pyrazol
    —— 5-Nitro-4-amino-2-furfurylamino-6-<4-dimethylamino-styryl>-pyrimidin 102171-02-8 C19H20N6O3
    5-Nitro-4-amino-2-furfurylamino-6-<4-dimethylamino-styryl>-pyrimidin
    —— 5-Nitro-2,4-bis-<3-diaethylamino-propylamino>-6-methyl-pyrimidin 109254-14-0 C19H37N7O2
    5-Nitro-2,4-bis-<3-diaethylamino-propylamino>-6-methyl-pyrimidin
    —— 5,6-Diacetoxy-N<sup>ω</sup>-acetyl-tryptamin 101289-63-8 C16H18N2O5
    5,6-Diacetoxy-N<sup>ω</sup>-acetyl-tryptamin
    —— 5-tert-butyl-2-(4-isopropoxyphenyl)-1-cyclohexenecarbaldehyde 1297611-09-6 C20H28O2
    5-tert-butyl-2-(4-isopropoxyphenyl)-1-cyclohexenecarbaldehyde