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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Benzoyl-1,6-dimethoxyxanthon 25855-82-7 C22H16O5
    5-Benzoyl-1,6-dimethoxyxanthon
    —— (5-methyl-2-oxo-1-<i>p</i>-tolyl-2,3-dihydro-pyrrol-3-yl)-acetic acid 36318-19-1 C14H15NO3
    (5-methyl-2-oxo-1-<i>p</i>-tolyl-2,3-dihydro-pyrrol-3-yl)-acetic acid
    —— 5,6-dimethyl-2-(3-oxo-3-phenyl-propyl)-3a,4,7,7a-tetrahydro-isoindole-1,3-dione 54398-48-0 C19H21NO3
    5,6-dimethyl-2-(3-oxo-3-phenyl-propyl)-3a,4,7,7a-tetrahydro-isoindole-1,3-dione
    —— 5-Ethoxy-1H-indole-2-carboxylic acid (1-ethyl-propylidene)-hydrazide 40113-21-1 C16H21N3O2
    5-Ethoxy-1H-indole-2-carboxylic acid (1-ethyl-propylidene)-hydrazide
    —— (5-bromo-2-(pyridin-2-yl)phenyl)(phenyl)methanone 1271322-48-5 C18H12BrNO
    (5-bromo-2-(pyridin-2-yl)phenyl)(phenyl)methanone
    —— 5-(2,4-dinitro-phenyl)-3-methyl-1,4-diphenyl-1,3a,4,5-tetrahydro-pyrazolo[3,4-<i>c</i>]pyrazole 32084-17-6 C23H18N6O4
    5-(2,4-dinitro-phenyl)-3-methyl-1,4-diphenyl-1,3a,4,5-tetrahydro-pyrazolo[3,4-<i>c</i>]pyrazole
    —— 5-Phenyl-4-carbethoxy-3-thiophanon-1-oxid 38293-67-3 C13H14O4S
    5-Phenyl-4-carbethoxy-3-thiophanon-1-oxid
    —— {5-[(Diphenylamino)-methyl]-4-phenyl-thiazol-2-yl}-phenyl-amine 32282-99-8 C28H23N3S
    {5-[(Diphenylamino)-methyl]-4-phenyl-thiazol-2-yl}-phenyl-amine
    —— 5-(furan-2-carbonyl)-N-methyl-N-propyl-isophthalamic acid 869529-72-6 C17H17NO5
    5-(furan-2-carbonyl)-N-methyl-N-propyl-isophthalamic acid
    —— 5-Diethylamino-5-furan-2-yl-pent-3-yn-2-ol 26981-42-0 C13H19NO2
    5-Diethylamino-5-furan-2-yl-pent-3-yn-2-ol
    —— 5,5,7,7-Tetrachloro-6-phenyl-6,7-dihydro-5H-dibenzo[a,c]cycloheptene-6-sulfonyl chloride 30675-07-1 C21H13Cl5O2S
    5,5,7,7-Tetrachloro-6-phenyl-6,7-dihydro-5H-dibenzo[a,c]cycloheptene-6-sulfonyl chloride
    —— 5-Ethyl-2-(5-iodo-furan-2-yl)-[1,3]dioxan-5-ylamine 39116-17-1 C10H14INO3
    5-Ethyl-2-(5-iodo-furan-2-yl)-[1,3]dioxan-5-ylamine
    —— (5aR,7aS)-3,5a,7a-trimethyl-8-(pyridin-3-yl)-2,3,4,5,5a,5b,6,7,7a,10,10a,10b,11,12-tetradecahydrocyclopenta[5,6]naphtho[1,2-d]azepine 1382471-47-7 C25H34N2
    (5aR,7aS)-3,5a,7a-trimethyl-8-(pyridin-3-yl)-2,3,4,5,5a,5b,6,7,7a,10,10a,10b,11,12-tetradecahydrocyclopenta[5,6]naphtho[1,2-d]azepine
    —— 5-naphthalen-1-ylamino-3H-thiazolo[4,5-d]thiazol-2-one 20943-29-7 C14H9N3OS2
    5-naphthalen-1-ylamino-3H-thiazolo[4,5-d]thiazol-2-one
    —— 5-Ethyliden-1,3-dioxan 26170-16-1 C6H10O2
    5-Ethyliden-1,3-dioxan
    —— 5-(4-chloro-benzenesulfonyl)-2-methylsulfanyl-pyrimidine-4-carboxylic acid 30321-90-5 C12H9ClN2O4S2
    5-(4-chloro-benzenesulfonyl)-2-methylsulfanyl-pyrimidine-4-carboxylic acid
    —— 5-(dimethyl-phenyl-silanyl)-1,3-diphenyl-4,5-dihydro-1<i>H</i>-pyrazole 32397-64-1 C23H24N2Si
    5-(dimethyl-phenyl-silanyl)-1,3-diphenyl-4,5-dihydro-1<i>H</i>-pyrazole
    —— 5-amino-2-(2-nitro-benzylidene)-benzo[<i>b</i>]thiophen-3-one 38387-69-8 C15H10N2O3S
    5-amino-2-(2-nitro-benzylidene)-benzo[<i>b</i>]thiophen-3-one
    —— 5-Bromo-furan-2-carboxylic acid 5-dimethylaminomethyl-tetrahydro-furan-2-ylmethyl ester 26377-61-7 C13H18BrNO4
    5-Bromo-furan-2-carboxylic acid 5-dimethylaminomethyl-tetrahydro-furan-2-ylmethyl ester
    —— 5-Methyloxy-8-chinolylmethacrylat 24833-11-2 C14H13NO3
    5-Methyloxy-8-chinolylmethacrylat
    —— 5-(p-methoxybenzyl)-2-furoic acid (2-pyridylmethylene)hydrazide 20842-33-5 C19H17N3O3
    5-(p-methoxybenzyl)-2-furoic acid (2-pyridylmethylene)hydrazide
    —— 5-biphenyl-4-yl-3-(2,4-dimethyl-phenyl)-3<i>H</i>-furan-2-one 39206-89-8 C24H20O2
    5-biphenyl-4-yl-3-(2,4-dimethyl-phenyl)-3<i>H</i>-furan-2-one
    —— 5'-O-sulfamoyl-5-amino-3-β-D-ribofuranosylthiazolo<4,5-d>pyrimidine-2,7-dione 135505-26-9 C10H13N5O8S2
    5'-O-sulfamoyl-5-amino-3-β-D-ribofuranosylthiazolo<4,5-d>pyrimidine-2,7-dione
    —— (5Z,9Z,13Z)-6,10,14,18-tetramethylnonadeca-5,9,13,17-tetraen-2-one 3796-63-2 C23H38O
    (5Z,9Z,13Z)-6,10,14,18-tetramethylnonadeca-5,9,13,17-tetraen-2-one
    —— 5-<2-<(Acetyloxy)methyl>-5-oxo-1-pyrrolidinyl>-N,N'-bis(acetyloxy)propyl-2,4,6-triiodo-1,3-benzenedicarboxamide 166818-22-0 C29H34I3N3O13
    5-<2-<(Acetyloxy)methyl>-5-oxo-1-pyrrolidinyl>-N,N'-bis(acetyloxy)propyl-2,4,6-triiodo-1,3-benzenedicarboxamide
    —— 5-(1-Ethoxycarbonyl-ethylcarbamoyl)-3-methyl-1H-pyrrole-2,4-dicarboxylic acid diethyl ester 26462-12-4 C17H24N2O7
    5-(1-Ethoxycarbonyl-ethylcarbamoyl)-3-methyl-1H-pyrrole-2,4-dicarboxylic acid diethyl ester
    —— 5-(3-chloro-styryl)-6-methoxy-2-(4-methoxy-phenyl)-2<i>H</i>-benzo[1,2,3]triazole 38619-16-8 C22H18ClN3O2
    5-(3-chloro-styryl)-6-methoxy-2-(4-methoxy-phenyl)-2<i>H</i>-benzo[1,2,3]triazole
    —— 5-methyl-12-(toluene-4-sulfonyl)-11,12-dihydro-5<i>H</i>-dibenzo[<i>b</i>,<i>f</i>][1,4]diazocin-6-one 38163-85-8 C22H20N2O3S
    5-methyl-12-(toluene-4-sulfonyl)-11,12-dihydro-5<i>H</i>-dibenzo[<i>b</i>,<i>f</i>][1,4]diazocin-6-one
    —— 5-methoxy-6-(2-naphthalen-2-yl-vinyl)-2-phenyl-2<i>H</i>-benzotriazole 38618-95-0 C25H19N3O
    5-methoxy-6-(2-naphthalen-2-yl-vinyl)-2-phenyl-2<i>H</i>-benzotriazole
    —— 5-chloromethyl-3-(4-nitro-benzoyl)-oxazolidin-2-one 25388-03-8 C11H9ClN2O5
    5-chloromethyl-3-(4-nitro-benzoyl)-oxazolidin-2-one
    —— 5-tert-butyldimethylsilyloxy-2-methylphenyl iodide 1224445-03-7 C13H21IOSi
    5-tert-butyldimethylsilyloxy-2-methylphenyl iodide
    —— 5-amino-6-(2,3-dichlorophenyl)-2,3-dihydro-3-imino-2-(2-chloroethyl)-1,2,4-triazine hydrobromide 1174572-00-9 BrH*C11H10Cl3N5
    5-amino-6-(2,3-dichlorophenyl)-2,3-dihydro-3-imino-2-(2-chloroethyl)-1,2,4-triazine hydrobromide
    —— 5-ethylthio-2,3-diphenyl-7-p-tolyl-1-azabicyclo[3.2.0]hept-2-en-4-one 1352447-85-8 C27H25NOS
    5-ethylthio-2,3-diphenyl-7-p-tolyl-1-azabicyclo[3.2.0]hept-2-en-4-one
    —— 5-phenyltetrahydro-2l5-spiro[[1,3,2]dioxagermolane-2,8'-[1,3,2]oxazagermolo[2,3-b][1,3,2]oxazagermol]-4-one 148696-27-9 C12H15GeNO5
    5-phenyltetrahydro-2l5-spiro[[1,3,2]dioxagermolane-2,8'-[1,3,2]oxazagermolo[2,3-b][1,3,2]oxazagermol]-4-one
    —— 5,11-di-tert-butyl-25,26-bis((3,5-dinitrobenzoyl)oxy)-27,28-dihydroxycalix<4>arene 137258-47-0 C50H44N4O14
    5,11-di-tert-butyl-25,26-bis((3,5-dinitrobenzoyl)oxy)-27,28-dihydroxycalix<4>arene
    —— 5'-deoxy-5'-<(4-methoxyphenyl)thio>-2',3'-O-isopropylideneadenosine 134609-09-9 C2H4O2*C20H23N5O4S
    5'-deoxy-5'-<(4-methoxyphenyl)thio>-2',3'-O-isopropylideneadenosine
    —— 5-(5-{1-[5-(4-methyl-4H-1,2,4-triazol-3-yl)-1,2,4-oxadiazol-3-yl]cyclobutyl}pyridin-2-yl)pyrimidin-2-amine 1369511-81-8 C18H17N9O
    5-(5-{1-[5-(4-methyl-4H-1,2,4-triazol-3-yl)-1,2,4-oxadiazol-3-yl]cyclobutyl}pyridin-2-yl)pyrimidin-2-amine
    —— (5Z)-5-[(estradiol-17'α-yl)methylene]-4-phenylfuran-2(5H)-one 1115184-41-2 C29H30O4
    (5Z)-5-[(estradiol-17'α-yl)methylene]-4-phenylfuran-2(5H)-one
    —— 5,10-o-benzeno-phenarsazine 10-oxide 25201-29-0 C18H12AsNO
    5,10-o-benzeno-phenarsazine 10-oxide
    —— 5-Methyl-2,3-diphenyl-1-azabicyclo<4.3.0>non-2-en-4-on 108201-16-7 C21H21NO
    5-Methyl-2,3-diphenyl-1-azabicyclo<4.3.0>non-2-en-4-on
    —— (5-Bromo-2,7-di-tert-butyl-9,9-dimethyl-9H-xanthen-4-yl)-[(1R,4R)-1,7,7-trimethyl-bicyclo[2.2.1]hept-(2E)-ylidene]-amine 919991-68-7 C33H44BrNO
    (5-Bromo-2,7-di-tert-butyl-9,9-dimethyl-9H-xanthen-4-yl)-[(1R,4R)-1,7,7-trimethyl-bicyclo[2.2.1]hept-(2E)-ylidene]-amine
    —— 5-isopropyl-3,8-dimethyl-azulene-1-carboxylic acid amide 93026-67-6 C16H19NO
    5-isopropyl-3,8-dimethyl-azulene-1-carboxylic acid amide
    —— 5-[1-(2,4-Dichloro-phenyl)-meth-(Z)-ylidene]-4-hydroxy-2-oxo-2,5-dihydro-thiophene-3-carboxylic acid ethyl ester 10281-89-7 C14H10Cl2O4S
    5-[1-(2,4-Dichloro-phenyl)-meth-(Z)-ylidene]-4-hydroxy-2-oxo-2,5-dihydro-thiophene-3-carboxylic acid ethyl ester
    —— 5-methanesulfonyl-2-{4-[4-(4-phenyl-[1,2,3]triazol-2-yl)-styryl]-phenyl}-benzooxazole 59099-23-9 C30H22N4O3S
    5-methanesulfonyl-2-{4-[4-(4-phenyl-[1,2,3]triazol-2-yl)-styryl]-phenyl}-benzooxazole
    —— 5-acetyl-2-bromo-2-(2-bromoethyl)-3(2H)-benzofuranone 94493-70-6 C12H10Br2O3
    5-acetyl-2-bromo-2-(2-bromoethyl)-3(2H)-benzofuranone
    —— 5-[2-[4-(1,2-benzisothiazol-3-yl)-1-piperazinyl]ethyl]-6-chloro-1,3-dihydro-2H-indol-2-one sulfamate 1385068-23-4 C21H21ClN4OS*H3NO3S
    5-[2-[4-(1,2-benzisothiazol-3-yl)-1-piperazinyl]ethyl]-6-chloro-1,3-dihydro-2H-indol-2-one sulfamate
    —— 5-(4-(17α-ethynylestradiolyl)phenyl)-2,2'-bipyridine 955960-85-7 C36H34N2O2
    5-(4-(17α-ethynylestradiolyl)phenyl)-2,2'-bipyridine
    —— 5-phenylcarbamoylimino-2-propionyl-2<i>H</i>-[1,2,3]thiadiazole 68755-59-9 C12H12N4O2S
    5-phenylcarbamoylimino-2-propionyl-2<i>H</i>-[1,2,3]thiadiazole
    —— 5-phenylcarbamoylimino-5<i>H</i>-[1,2,3]thiadiazole-2-carboxylic acid allyl ester 68913-77-9 C13H12N4O3S
    5-phenylcarbamoylimino-5<i>H</i>-[1,2,3]thiadiazole-2-carboxylic acid allyl ester
    —— 5-Benzoyl-1-benzyl-1,5-dihydro-pyrrolo[3,2-c]pyridin-4-one 33161-54-5 C21H16N2O2
    5-Benzoyl-1-benzyl-1,5-dihydro-pyrrolo[3,2-c]pyridin-4-one