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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-(2-Carboxy-aethyl)-2-methyl-cyclopentanon-3-carbonsaeure 15239-95-9 C10H14O5
    5-(2-Carboxy-aethyl)-2-methyl-cyclopentanon-3-carbonsaeure
    —— 5,8-difluoro-1,4-dihydro-1,4-epoxido-naphthalene 707-81-3 C10H6F2O
    5,8-difluoro-1,4-dihydro-1,4-epoxido-naphthalene
    —— 5-Methyl-2-(2'-hydroxyisopropyl)oxepan 31560-69-7 C10H20O2
    5-Methyl-2-(2'-hydroxyisopropyl)oxepan
    —— 5-(2-fluorophenoxy)-6-hydroxy-2-pyrazin-2-yl-1H-benzimidazole 859537-71-6 C17H11FN4O2
    5-(2-fluorophenoxy)-6-hydroxy-2-pyrazin-2-yl-1H-benzimidazole
    —— 5-Methyl-2-oxo-cyclohexan-carbonsaeure-methylamid 90942-71-5 C9H15NO2
    5-Methyl-2-oxo-cyclohexan-carbonsaeure-methylamid
    —— 5-amino-8-bromo-6-methyl-quinolin-2-ol 854834-68-7 C10H9BrN2O
    5-amino-8-bromo-6-methyl-quinolin-2-ol
    —— 5,5,9,9-Tetramethyl-5H,9H-naphtho[3,2,1-de]anthracen-13b-yl-hydroperoxide 61024-48-4 C25H24O2
    5,5,9,9-Tetramethyl-5H,9H-naphtho[3,2,1-de]anthracen-13b-yl-hydroperoxide
    —— 5-(2-(4-methoxy-3-methylphenylamino)-5-methylpyrimidin-4-ylamino)-7-methylbenzo[d]oxazol-2(3H)-one 1236667-37-0 C21H21N5O3
    5-(2-(4-methoxy-3-methylphenylamino)-5-methylpyrimidin-4-ylamino)-7-methylbenzo[d]oxazol-2(3H)-one
    —— 5,5'-(1,4-phenylene)bis(3-(2,5-dimethylthiophen-3-yl)-4,5-dihydro-1H-pyrazole-1-carbothioamide) 1270013-13-2 C26H28N6S4
    5,5'-(1,4-phenylene)bis(3-(2,5-dimethylthiophen-3-yl)-4,5-dihydro-1H-pyrazole-1-carbothioamide)
    —— 5-cyclohexyl-1,3-dimethyl-2,4-dioxo-1,2,3,4,5,8-hexahydropyrido[2,3-d]pyrimidine-6,7-dicarboxylic acid diethyl ester 1322078-79-4 C21H29N3O6
    5-cyclohexyl-1,3-dimethyl-2,4-dioxo-1,2,3,4,5,8-hexahydropyrido[2,3-d]pyrimidine-6,7-dicarboxylic acid diethyl ester
    —— 5-Decyl-2-[2-[2-(2-phenylmethoxyethoxy)ethoxy]ethoxy]benzoic acid 142723-19-1 C30H44O6
    5-Decyl-2-[2-[2-(2-phenylmethoxyethoxy)ethoxy]ethoxy]benzoic acid
    —— 5-Chloro-4-(2,5-dimethylthiophen-3-yl)-6-methyl-1,4-dihydropyrimidine;hydrochloride 1449703-97-2 C11H13ClN2S*ClH
    5-Chloro-4-(2,5-dimethylthiophen-3-yl)-6-methyl-1,4-dihydropyrimidine;hydrochloride
    —— 5-Iod-4-methylamino-2,6-dimethyl-pyrimidin 22294-37-7 C7H10IN3
    5-Iod-4-methylamino-2,6-dimethyl-pyrimidin
    —— {5-[5-(5-methyl-3,4-dihydro-1'H-spiro[chromene-2,4'-piperidin]-1'-yl)-1,3,4-thiadiazol-2-yl]-2H-tetrazol-2-yl}acetic acid 1241952-61-3 C19H21N7O3S
    {5-[5-(5-methyl-3,4-dihydro-1'H-spiro[chromene-2,4'-piperidin]-1'-yl)-1,3,4-thiadiazol-2-yl]-2H-tetrazol-2-yl}acetic acid
    —— (5E,9Z)-2,2,8,8,12,13,17,18-Octamethyl-1,2,3,7,8,15,20,22,23,24-decahydro-porphine-5-carbonitrile 72812-17-0 C29H37N5
    (5E,9Z)-2,2,8,8,12,13,17,18-Octamethyl-1,2,3,7,8,15,20,22,23,24-decahydro-porphine-5-carbonitrile
    —— (5R)-9-Deoxy-5,9α-epoxy-13,14-dihydro-PGF<sub>1</sub> 15-(tert-Butyldimethylsilyl) Ether 11-Methanesulfonate Methyl Ester 74398-05-3 C28H54O7SSi
    (5R)-9-Deoxy-5,9α-epoxy-13,14-dihydro-PGF<sub>1</sub> 15-(tert-Butyldimethylsilyl) Ether 11-Methanesulfonate Methyl Ester
    —— [5-(3,5-difluorophenyl)-1-(2-fluorophenyl)-1H-1,2,3-triazol-4-yl]methanol 1338675-21-0 C15H10F3N3O
    [5-(3,5-difluorophenyl)-1-(2-fluorophenyl)-1H-1,2,3-triazol-4-yl]methanol
    —— 5,10,15-Tris(α-bromo-m-tolyl)-20-m-tolylporphyrin 139408-01-8 C48H35Br3N4
    5,10,15-Tris(α-bromo-m-tolyl)-20-m-tolylporphyrin
    —— 5-Chloromethyl-2-(3-methyl-butoxy)-benzoic acid methyl ester 93719-57-4 C14H19ClO3
    5-Chloromethyl-2-(3-methyl-butoxy)-benzoic acid methyl ester
    —— 5,5-bis-(6-methyl-[2]pyridyl)-imidazolidine-2,4-dione 106951-08-0 C15H14N4O2
    5,5-bis-(6-methyl-[2]pyridyl)-imidazolidine-2,4-dione
    —— 5-(5-chloro-2-methoxyphenylethynyl)-nicotinonitrile 866685-14-5 C15H9ClN2O
    5-(5-chloro-2-methoxyphenylethynyl)-nicotinonitrile
    —— 5-(9-bromo-5,6-dihydrobenzo[f]imidazo[1,2-d][1,4]oxazepin-2-yl)-1-isopropyl-N-methyl-1H-1,2,4-triazol-3-amine 1282518-84-6 C17H19BrN6O
    5-(9-bromo-5,6-dihydrobenzo[f]imidazo[1,2-d][1,4]oxazepin-2-yl)-1-isopropyl-N-methyl-1H-1,2,4-triazol-3-amine
    —— (5S,9S)-methyl 5-benzyl-1-(9H-fluoren-9-yl)-9-methyl-3,7-dioxo-2-oxa-4,6,8-triazadecan-10-oate 1218927-37-7 C28H29N3O5
    (5S,9S)-methyl 5-benzyl-1-(9H-fluoren-9-yl)-9-methyl-3,7-dioxo-2-oxa-4,6,8-triazadecan-10-oate
    —— 5-Fluoro-N-hydroxy-2-benzofuranethanimidamide 139313-92-1 C10H9FN2O2
    5-Fluoro-N-hydroxy-2-benzofuranethanimidamide
    —— 5-(diethoxyphosphoryl)-4,5-dihydroisoxazole-3-carboxylic acid ethyl ester 1446238-44-3 C10H18NO6P
    5-(diethoxyphosphoryl)-4,5-dihydroisoxazole-3-carboxylic acid ethyl ester
    —— 5-Chloro-7-[(3,4-dichlorophenyl)-[(6-methylpyridin-2-yl)amino]methyl]quinolin-8-ol 1314512-05-4 C22H16Cl3N3O
    5-Chloro-7-[(3,4-dichlorophenyl)-[(6-methylpyridin-2-yl)amino]methyl]quinolin-8-ol
    —— 5-(4-Chloro-phenyl)-oxazole-4-carboxylic acid [2-((S)-2-imidazol-1-yl-1-phenyl-ethoxy)-5-oxo-5,6,7,8-tetrahydro-naphthalen-1-yl]-amide 368881-16-7 C31H25ClN4O4
    5-(4-Chloro-phenyl)-oxazole-4-carboxylic acid [2-((S)-2-imidazol-1-yl-1-phenyl-ethoxy)-5-oxo-5,6,7,8-tetrahydro-naphthalen-1-yl]-amide
    —— (5,7-dihydroxy-4-oxo-4H-chromen-3-yl)methyl 4-methoxybenzoate 1227277-55-5 C18H14O7
    (5,7-dihydroxy-4-oxo-4H-chromen-3-yl)methyl 4-methoxybenzoate
    —— 5-(1-Carboxyethyl-1,2,5,6-tetrahydro-pyridin-3-yl)-tetrazole 120241-17-0 C9H13N5O2
    5-(1-Carboxyethyl-1,2,5,6-tetrahydro-pyridin-3-yl)-tetrazole
    —— 5-((2-(sec-butylcarbamoyl)phenyl)carbamoyl)-2-methylbenzenesulfonyl chloride 1628027-29-1 C19H21ClN2O4S
    5-((2-(sec-butylcarbamoyl)phenyl)carbamoyl)-2-methylbenzenesulfonyl chloride
    —— (5S,7S)-3-(2-acetamidoethylthio)-2-(4-nitrobenzyloxycarbonyl)-7-(4-nitrobenzyloxycarbonylamino)-1-azabicyclo-<3.3.O>oct-2-en-8-one 120397-47-9 C27H27N5O10S
    (5S,7S)-3-(2-acetamidoethylthio)-2-(4-nitrobenzyloxycarbonyl)-7-(4-nitrobenzyloxycarbonylamino)-1-azabicyclo-<3.3.O>oct-2-en-8-one
    —— 5-Butyl-2-hydroxy-2-methyl-tetrahydro-furan-3-carboxylic acid methyl ester 136808-92-9 C11H20O4
    5-Butyl-2-hydroxy-2-methyl-tetrahydro-furan-3-carboxylic acid methyl ester
    —— 5-(2-Dibenzylamino-acetyl)-2-dimethylamino-benzamide 68505-10-2 C25H27N3O2
    5-(2-Dibenzylamino-acetyl)-2-dimethylamino-benzamide
    —— 5-amino-6-(4-chloro-phenyl)-pyrazine-2-carboxylic acid methyl ester 960247-78-3 C12H10ClN3O2
    5-amino-6-(4-chloro-phenyl)-pyrazine-2-carboxylic acid methyl ester
    —— 5-amino-3-methyl-1-phenyl-1H-pyrazole-4-carbohydrazide 947238-81-5 C11H13N5O
    5-amino-3-methyl-1-phenyl-1H-pyrazole-4-carbohydrazide
    —— 5-(2-acetyl-1-pyrryl)-4-ethoxycarbonyl-1-phenylpyrazole 98406-12-3 C18H17N3O3
    5-(2-acetyl-1-pyrryl)-4-ethoxycarbonyl-1-phenylpyrazole
    —— 5-chloro-9-phenyl-7-(thiophen-2-yl)-7,9-dihydro-8H-pyrimido[5',4':5,6]pyrano[3,2-h]quinolin-8-imine 1082042-59-8 C24H15ClN4OS
    5-chloro-9-phenyl-7-(thiophen-2-yl)-7,9-dihydro-8H-pyrimido[5',4':5,6]pyrano[3,2-h]quinolin-8-imine
    —— 5-methyl-4-(methylsulfonyl)-2-phenyl-4,5-dihydro-1,4-oxazepine 1453856-56-8 C13H15NO3S
    5-methyl-4-(methylsulfonyl)-2-phenyl-4,5-dihydro-1,4-oxazepine
    —— 5-amido-6-phenyl-1,2-dihydrobenzo[d]azocin-4-one 1415026-81-1 C24H20N2O2
    5-amido-6-phenyl-1,2-dihydrobenzo[d]azocin-4-one
    —— 5-chloro-3-[(4-chlorobenzylidene)hydrazono]indolin-2-one 1312784-96-5 C15H9Cl2N3O
    5-chloro-3-[(4-chlorobenzylidene)hydrazono]indolin-2-one
    —— 5-morpholino-4-(3-(trifluoromethyl)-phenyl)-imino-3-aza-tricyclo(4.3.0.0<sup>1.5</sup>)nonan-2-one 121119-76-4 C19H20F3N3O2
    5-morpholino-4-(3-(trifluoromethyl)-phenyl)-imino-3-aza-tricyclo(4.3.0.0<sup>1.5</sup>)nonan-2-one
    —— 5-(Pyridin-3-ylmethylsulfanyl)-[1,3,4]thiadiazol-2-ylamine; hydrochloride 119019-98-6 C8H8N4S2*2ClH
    5-(Pyridin-3-ylmethylsulfanyl)-[1,3,4]thiadiazol-2-ylamine; hydrochloride
    —— 5-(4-(5-(4-(4-isobutoxybenzyloxy)benzylidene)-4-oxo-4,5-dihydrothiazol-2-ylamino)benzyl)-1,1-dioxo-1λ6-[1,2,5]thiadiazolidin-3-one 1187210-77-0 C30H30N4O6S2
    5-(4-(5-(4-(4-isobutoxybenzyloxy)benzylidene)-4-oxo-4,5-dihydrothiazol-2-ylamino)benzyl)-1,1-dioxo-1λ6-[1,2,5]thiadiazolidin-3-one
    —— (5E,13E)-17-Furan-3-yl-2,6,10,14-tetramethyl-heptadeca-5,13-diene-4,12-dione 75266-28-3 C25H38O3
    (5E,13E)-17-Furan-3-yl-2,6,10,14-tetramethyl-heptadeca-5,13-diene-4,12-dione
    —— 5-Thiophen-3-ylpenta-2,4-diyn-1-ol 1588477-65-9 C9H6OS
    5-Thiophen-3-ylpenta-2,4-diyn-1-ol
    —— 5-(cyclohexylmethyl)-3-phenylisoxazole 1374219-57-4 C16H19NO
    5-(cyclohexylmethyl)-3-phenylisoxazole
    —— 5-(4-methoxyphenyl)-3-methyl-6-phenyl-8H-isoquinolino[1,2-b]quinazolin-8-one 1537879-27-8 C30H22N2O2
    5-(4-methoxyphenyl)-3-methyl-6-phenyl-8H-isoquinolino[1,2-b]quinazolin-8-one
    —— 5-Hydroxy-1,3-dimethyl-8-phenethyl-6-propyl-1H,8H-1,3,4b,8,9-pentaaza-fluorene-2,4,7-trione 91285-44-8 C21H23N5O4
    5-Hydroxy-1,3-dimethyl-8-phenethyl-6-propyl-1H,8H-1,3,4b,8,9-pentaaza-fluorene-2,4,7-trione
    —— 5,6-Dibrom-2-nitro-vanillin, 5,6-Dibrom-4-hydroxy-3-methoxy-2-nitro-benzaldehyd 89892-44-4 C8H5Br2NO5
    5,6-Dibrom-2-nitro-vanillin, 5,6-Dibrom-4-hydroxy-3-methoxy-2-nitro-benzaldehyd
    —— 5-(2,4-Dichloro-phenoxy)-pentanoic acid phenylamide 93311-09-2 C17H17Cl2NO2
    5-(2,4-Dichloro-phenoxy)-pentanoic acid phenylamide