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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Bromo-2-formylfuran-3-carboxylic acid 1824373-39-8 C6H3BrO4
    5-Bromo-2-formylfuran-3-carboxylic acid
    —— 5,5-dimethyl-3-((1r,4S)-4-((2-nitropyridin-3-yl)amino)cyclohexyl)-4-phenyloxazolidin-2-one 1456507-03-1 C22H26N4O4
    5,5-dimethyl-3-((1r,4S)-4-((2-nitropyridin-3-yl)amino)cyclohexyl)-4-phenyloxazolidin-2-one
    —— 5,6,30,31-tetrahydroxy-2,11,27,36-tetramethyl-2,11,27,36-tetraaza<3.3.1-3.3.1>paracyclophane-3,10,28,35-tetraone 145731-75-5 C50H48N4O8
    5,6,30,31-tetrahydroxy-2,11,27,36-tetramethyl-2,11,27,36-tetraaza<3.3.1-3.3.1>paracyclophane-3,10,28,35-tetraone
    —— 5-chloro-3-(4-methoxyphenyl)-8-propoxy-1H-quinolin-4-one 1092496-18-8 C19H18ClNO3
    5-chloro-3-(4-methoxyphenyl)-8-propoxy-1H-quinolin-4-one
    —— 5-ethoxy-2,7-dimethyl-1,4,6-trioxa-5λ5-phospha-spiro[4.4]non-7-ene 23416-10-6 C9H17O4P
    5-ethoxy-2,7-dimethyl-1,4,6-trioxa-5λ5-phospha-spiro[4.4]non-7-ene
    —— 5-decyloxy-2-hydroxymethyl-4-pyranone 129350-81-8 C16H26O4
    5-decyloxy-2-hydroxymethyl-4-pyranone
    —— 5-Nitro-2-(5-phenyl-2H-[1,2,4]triazol-3-ylamino)-nicotinamide 134982-62-0 C14H11N7O3
    5-Nitro-2-(5-phenyl-2H-[1,2,4]triazol-3-ylamino)-nicotinamide
    —— 5-n-butyl-4-[[2'-[N-(cyclopropanecarbonyl)sulfamoyl]biphenyl-4-yl]methyl]-2-(2,6-dichlorophenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one 1237434-03-5 C29H28Cl2N4O4S
    5-n-butyl-4-[[2'-[N-(cyclopropanecarbonyl)sulfamoyl]biphenyl-4-yl]methyl]-2-(2,6-dichlorophenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one
    —— 5-(2,5-difluorophenyl)-2,7,8,-trimethyl-2-(4,8,12-trimethyltridecyl)chroman-6-yl acetate 1308390-86-4 C36H52F2O3
    5-(2,5-difluorophenyl)-2,7,8,-trimethyl-2-(4,8,12-trimethyltridecyl)chroman-6-yl acetate
    —— 5-(6'-chlorosulfonylchroman-8'-yl)-1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one 364765-75-3 C18H19ClN4O4S
    5-(6'-chlorosulfonylchroman-8'-yl)-1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one
    —— 5-methoxy-7-cyclohexylbicyclo[4.2.0]octa-1,3,5-trien-7-ol 1338700-43-8 C15H20O2
    5-methoxy-7-cyclohexylbicyclo[4.2.0]octa-1,3,5-trien-7-ol
    —— 5-methyl-2-(neopentylamino)-3-phosphanylpyridine 1244955-00-7 C11H19N2P
    5-methyl-2-(neopentylamino)-3-phosphanylpyridine
    —— 5-butyl-N-[3-(diethylamino)propyl]-3-methoxy-4-oxo-4,5-dihydrothieno[3,2-c]quinoline-2-carboxamide trifluoroacetate 1186235-56-2 C2HF3O2*C24H33N3O3S
    5-butyl-N-[3-(diethylamino)propyl]-3-methoxy-4-oxo-4,5-dihydrothieno[3,2-c]quinoline-2-carboxamide trifluoroacetate
    —— 5-Methyl-2,4-bis-<p-nitro-phenyl>-imidazol 16796-41-1 C16H12N4O4
    5-Methyl-2,4-bis-<p-nitro-phenyl>-imidazol
    —— 5-Methyl-8-methoxy-10-<β-dimethylamino-ethyl>-10,11-dihydro-11-oxo-5H-dibenzo<b,e>-1,4-diazepin 1668-74-2 C19H23N3O2
    5-Methyl-8-methoxy-10-<β-dimethylamino-ethyl>-10,11-dihydro-11-oxo-5H-dibenzo<b,e>-1,4-diazepin
    —— 5-anilino-4,4-dimethoxy-2-methylcyclohex-2-enone 135082-79-0 C15H19NO3
    5-anilino-4,4-dimethoxy-2-methylcyclohex-2-enone
    —— 5-(anthracen-9-yl)-1-(4-bromophenyl)-3-p-tolyl-4,5-dihydro-1H-pyrazole 1337561-40-6 C30H23BrN2
    5-(anthracen-9-yl)-1-(4-bromophenyl)-3-p-tolyl-4,5-dihydro-1H-pyrazole
    —— (±)-5-(tert-butoxycarbonyl)-4-(2-chloro-5-nitrophenyl)-6-methyl-3,4-dihydro-2(1H)-pyridone 1614264-83-3 C17H19ClN2O5
    (±)-5-(tert-butoxycarbonyl)-4-(2-chloro-5-nitrophenyl)-6-methyl-3,4-dihydro-2(1H)-pyridone
    —— 5,15-dibromo-10,20-[3,5-bis(octyloxyphenyl)]porphyrinatozinc 656254-53-4 C64H82Br2N4O4Zn
    5,15-dibromo-10,20-[3,5-bis(octyloxyphenyl)]porphyrinatozinc
    —— 5-(2,2,3,3-tetrafluoropropoxy)-2,3-bis(trichloromethyl)-7,8-dimethyl-1,3,6,9-tetraoxaphosphaspiro<4,4>nonane 115044-98-9 C11H13Cl6F4O5P
    5-(2,2,3,3-tetrafluoropropoxy)-2,3-bis(trichloromethyl)-7,8-dimethyl-1,3,6,9-tetraoxaphosphaspiro<4,4>nonane
    —— (5,12:6,11-dimethano-5,5a,6,11,11a,12-hexahydro-η12-tetracene)chromium 103731-54-0 C20H18Cr
    (5,12:6,11-dimethano-5,5a,6,11,11a,12-hexahydro-η12-tetracene)chromium
    —— 5-Trifluoromethyl-1,2,4-oxadiazole-3-carbohydroximic acid bromide 128452-49-3 C4HBrF3N3O2
    5-Trifluoromethyl-1,2,4-oxadiazole-3-carbohydroximic acid bromide
    —— 5-[2-[3-Bromo-5-[[5-butyl-3-[(phenylmethoxy)methyl]-1-(2,2,2-trifluoroethyl)-1H-pyrazol-4-yl]methyl]-2-benzofuranyl]phenyl]-1H-tetrazole 146351-65-7 C33H30BrF3N6O2
    5-[2-[3-Bromo-5-[[5-butyl-3-[(phenylmethoxy)methyl]-1-(2,2,2-trifluoroethyl)-1H-pyrazol-4-yl]methyl]-2-benzofuranyl]phenyl]-1H-tetrazole
    —— 5-[2-(1,3-dioxo-1,3-dihydro-isoindol-2-ylmethyl)-3-ethyl-5-isopropyl-3H-imidazol-4-ylsulfanyl]-isophthalonitrile 868525-24-0 C25H21N5O2S
    5-[2-(1,3-dioxo-1,3-dihydro-isoindol-2-ylmethyl)-3-ethyl-5-isopropyl-3H-imidazol-4-ylsulfanyl]-isophthalonitrile
    —— 5-iodo-6-<sup>n</sup>butyl-17aH-benzo[4,5]imidazo[1,2-c]isoquinolino[2,1-a]quinazoline 1469886-45-0 C26H22IN3
    5-iodo-6-<sup>n</sup>butyl-17aH-benzo[4,5]imidazo[1,2-c]isoquinolino[2,1-a]quinazoline
    —— 5-ethoxycarbonyl-2-(3,4,6-tri-O-acetyl-2-deoxy-D-lyxo-hex-1-enopyranosyl)-1,3,4-oxadiazole 158565-87-8 C17H20N2O10
    5-ethoxycarbonyl-2-(3,4,6-tri-O-acetyl-2-deoxy-D-lyxo-hex-1-enopyranosyl)-1,3,4-oxadiazole
    —— [(5aS,9aR)-1,1,7-Trimethyl-3-oxo-1,5,5a,8,9,9a-hexahydro-benzo[c]oxepin-(4Z)-ylidene]-acetaldehyde 103202-19-3 C15H20O3
    [(5aS,9aR)-1,1,7-Trimethyl-3-oxo-1,5,5a,8,9,9a-hexahydro-benzo[c]oxepin-(4Z)-ylidene]-acetaldehyde
    —— 5-benzyloxy-3-(2-oxooxazolidine-3-carbonyl)pentanoic acid 910581-22-5 C16H19NO6
    5-benzyloxy-3-(2-oxooxazolidine-3-carbonyl)pentanoic acid
    —— 5-(2-chlorophenyl)-2-(2-hydroxyethyl)amino-2-imidazolin-4-one 103866-50-8 C11H12ClN3O2
    5-(2-chlorophenyl)-2-(2-hydroxyethyl)amino-2-imidazolin-4-one
    —— (5R,6R,Z)-5-((R)-4-(benzyloxy)butan-2-yl)-13,13,14,14-tetramethyl-2,4,12-trioxa-13-silapentadec-8-en-6-ol 1458033-23-2 C26H46O5Si
    (5R,6R,Z)-5-((R)-4-(benzyloxy)butan-2-yl)-13,13,14,14-tetramethyl-2,4,12-trioxa-13-silapentadec-8-en-6-ol
    —— 5-benzylidene-3-(5-chloro-2,4-dinitro-phenyl)-2-thioxo-thiazolidin-4-one 68142-46-1 C16H8ClN3O5S2
    5-benzylidene-3-(5-chloro-2,4-dinitro-phenyl)-2-thioxo-thiazolidin-4-one
    —— 5-(1H-pyrrolo[2,3-b]pyridin-5-yl)-pyridine-2-carboxylic acid methylamide 1254567-61-7 C14H12N4O
    5-(1H-pyrrolo[2,3-b]pyridin-5-yl)-pyridine-2-carboxylic acid methylamide
    —— 5-[(2-hydroxy-6-oxo-1-cyclohexen-1-yl)carbonyl]-3-[2-(methylthio)ethyl]-2-phenyl-4(3H)-pyrimidinone 1271165-08-2 C20H20N2O4S
    5-[(2-hydroxy-6-oxo-1-cyclohexen-1-yl)carbonyl]-3-[2-(methylthio)ethyl]-2-phenyl-4(3H)-pyrimidinone
    —— (5-(4-chlorophenyl)-1,3,4-oxadiazol-2-yl)(phenyl)methanone 1632156-30-9 C15H9ClN2O2
    (5-(4-chlorophenyl)-1,3,4-oxadiazol-2-yl)(phenyl)methanone
    —— (5-p-Tolyloxythiocarbonylamino-naphthalen-1-yl)-thiocarbamic acid O-p-tolyl ester 31840-67-2 C26H22N2O2S2
    (5-p-Tolyloxythiocarbonylamino-naphthalen-1-yl)-thiocarbamic acid O-p-tolyl ester
    —— 5-(3,3-diethyltriaz-1-enyl)-3-(4-phenylpiperidin-1-yl)-1,2,3,4-tetrahydronaphthalen-2-ol 1258601-11-4 C25H34N4O
    5-(3,3-diethyltriaz-1-enyl)-3-(4-phenylpiperidin-1-yl)-1,2,3,4-tetrahydronaphthalen-2-ol
    —— 5,5'-bis-dodecanoyloxy-2,2'-(6-phenyl-[1,3,5]triazine-2,4-diyl)-bis-phenol 1789-77-1 C45H59N3O6
    5,5'-bis-dodecanoyloxy-2,2'-(6-phenyl-[1,3,5]triazine-2,4-diyl)-bis-phenol
    —— 5-Acetyl-5-methyl-1,3-diisopropylhexahydropyrimidin 92168-53-1 C13H26N2O
    5-Acetyl-5-methyl-1,3-diisopropylhexahydropyrimidin
    —— 5-<(tert-Butyl)diphenylsilyloxy>-1-(3',4'-dimethoxyphenyl)-13-<(tetrahydro-2''H-pyran-2''-yl)oxy>tridecan 152868-00-3 C42H62O5Si
    5-<(tert-Butyl)diphenylsilyloxy>-1-(3',4'-dimethoxyphenyl)-13-<(tetrahydro-2''H-pyran-2''-yl)oxy>tridecan
    —— [5,6-Dimethoxy-3H-isobenzofuran-(1Z)-ylidene]-acetonitrile 132234-15-2 C12H11NO3
    [5,6-Dimethoxy-3H-isobenzofuran-(1Z)-ylidene]-acetonitrile
    —— (5S,7R)-5-(3-bromophenyl)-7-(2-chlorophenyl)-4,5,6,7-tetrahydrotetrazolo[1,5-a]pyrimidine 1609946-19-1 C16H13BrClN5
    (5S,7R)-5-(3-bromophenyl)-7-(2-chlorophenyl)-4,5,6,7-tetrahydrotetrazolo[1,5-a]pyrimidine
    —— 5-(2-diethylamino-ethyl)-5-methyl-2-thio-barbituric acid 91334-81-5 C11H19N3O2S
    5-(2-diethylamino-ethyl)-5-methyl-2-thio-barbituric acid
    —— (5R,8Z,11Z)-5-β-D-glucopyranosyloxy-6-hydroxytetradeca-8,11-dienoic acid 1236361-21-9 C20H34O9
    (5R,8Z,11Z)-5-β-D-glucopyranosyloxy-6-hydroxytetradeca-8,11-dienoic acid
    —— 5-(1H-tetrazol-5-yl)-5,6,7,8-tetrahydro-imidazo[1,2-a]pyrimidine-2-carboxylic acid 156610-63-8 C8H9N7O2
    5-(1H-tetrazol-5-yl)-5,6,7,8-tetrahydro-imidazo[1,2-a]pyrimidine-2-carboxylic acid
    —— 5-{3-(tert-butyldimethylsilyloxy)-propoxy}-1H-indole 604009-37-2 C17H27NO2Si
    5-{3-(tert-butyldimethylsilyloxy)-propoxy}-1H-indole
    —— 5,6-dihydro-4,6-di(3-pyridyl)-2(1H)pyrimidinethione 84409-75-6 C14H12N4S
    5,6-dihydro-4,6-di(3-pyridyl)-2(1H)pyrimidinethione
    —— 5-(cyclohexylcarbonyl)-3-methyl-1,3-benzothiazol-2(3H)-one 1293364-07-4 C15H17NO2S
    5-(cyclohexylcarbonyl)-3-methyl-1,3-benzothiazol-2(3H)-one
    —— 5-Isopropyl-4-Nitrothiazol 26213-88-7 C6H8N2O2S
    5-Isopropyl-4-Nitrothiazol
    —— 5-amino-4-(3-methoxy-5-pyridyl)-2-methylsulfoxide-thieno[2,3-d]pyrimidine-6-carboxamide 945002-27-7 C14H13N5O3S2
    5-amino-4-(3-methoxy-5-pyridyl)-2-methylsulfoxide-thieno[2,3-d]pyrimidine-6-carboxamide
    —— 5-carbethoxy-3-amino-2-phenylimino-thiazolidin-4-one 316188-54-2 C12H13N3O3S
    5-carbethoxy-3-amino-2-phenylimino-thiazolidin-4-one