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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (5-chloro-pentyl)-trimethyl-ammonium; iodide 92706-42-8 C8H19ClN*I
    (5-chloro-pentyl)-trimethyl-ammonium; iodide
    —— 5-benzoyl-5-(ethoxycarbonyl)oct-7-en-2-yn-1-ol 948896-25-1 C18H20O4
    5-benzoyl-5-(ethoxycarbonyl)oct-7-en-2-yn-1-ol
    —— 5'(S)-{N4-[1-(4-azidobutyl)]cytosin-1-yl}-1',3'-oxathiolane-2'(R)-carboxylic acid (1R,2S,5R)-menthyl ester 389128-30-7 C22H34N6O4S
    5'(S)-{N4-[1-(4-azidobutyl)]cytosin-1-yl}-1',3'-oxathiolane-2'(R)-carboxylic acid (1R,2S,5R)-menthyl ester
    —— 5,5',10,10',15,15'-hexabutyl-7,12-dibromotruxene-2-carbaldehyde 1610436-07-1 C52H64Br2O
    5,5',10,10',15,15'-hexabutyl-7,12-dibromotruxene-2-carbaldehyde
    —— 5-{[(7-Chloro-1,1-dioxo-1,2-dihydro-1λ<sup>6</sup>-benzo[1,2,4]thiadiazin-3-yl)-methyl-amino]-methyl}-1,5-dimethyl-pyrrolidin-2-one 77725-65-6 C15H19ClN4O3S
    5-{[(7-Chloro-1,1-dioxo-1,2-dihydro-1λ<sup>6</sup>-benzo[1,2,4]thiadiazin-3-yl)-methyl-amino]-methyl}-1,5-dimethyl-pyrrolidin-2-one
    —— 5-isobutyl-2,8-dimethyl-5-phenyl-nonane 861071-87-6 C21H36
    5-isobutyl-2,8-dimethyl-5-phenyl-nonane
    —— 5-methoxy-3-methyl-2H-1-benzofuran-3-ol 88112-05-4 C10H12O3
    5-methoxy-3-methyl-2H-1-benzofuran-3-ol
    —— 5β-Pregn-6-en-3α,17α,20α-triol 59446-40-1 C21H34O3
    5β-Pregn-6-en-3α,17α,20α-triol
    —— 5,5-dimethyl-3-(4-{[3-(methyloxy)phenyl]oxy}phenyl)-2,4-imidazolidinedione 1311136-91-0 C18H18N2O4
    5,5-dimethyl-3-(4-{[3-(methyloxy)phenyl]oxy}phenyl)-2,4-imidazolidinedione
    —— 5-oxonon-8-enenitrile 1402926-91-3 C9H13NO
    5-oxonon-8-enenitrile
    —— 5-(2-fluorophenyl)-6,7-dihydro-5H-1-benzothiophen-4-one 1213251-53-6 C14H11FOS
    5-(2-fluorophenyl)-6,7-dihydro-5H-1-benzothiophen-4-one
    —— 5,6-dimethyl-4,5,6,7-tetrahydrobenzo<b>fluoranthene 95741-93-8 C22H20
    5,6-dimethyl-4,5,6,7-tetrahydrobenzo<b>fluoranthene
    —— 5-(1-oxy-pyridin-4-yl)-3-(2-phenyl-pyridin-4-yl)-1,2,4-triazole 837371-88-7 C18H13N5O
    5-(1-oxy-pyridin-4-yl)-3-(2-phenyl-pyridin-4-yl)-1,2,4-triazole
    —— 5-benzoyl-2-dimethylamino-benzenesulfonic acid 146470-63-5 C15H15NO4S
    5-benzoyl-2-dimethylamino-benzenesulfonic acid
    —— 5,5-Dimethoxy-2-oxo-penten-5-saeure-1-methylester 5904-74-5 C8H12O5
    5,5-Dimethoxy-2-oxo-penten-5-saeure-1-methylester
    —— 5-(5-fluoro-2-methylphenoxymethyl)-6-[2-methoxy-4-(3-methoxybenzoyloxy)phenyl]-2,2,4-trimethyl-1,2-dihydroquinoline 1027098-91-4 C35H34FNO5
    5-(5-fluoro-2-methylphenoxymethyl)-6-[2-methoxy-4-(3-methoxybenzoyloxy)phenyl]-2,2,4-trimethyl-1,2-dihydroquinoline
    —— (5S,6R)-5-(Tetrahydro-pyran-2-yloxy)-6-[(E)-2-((4R,5R)-2,2,5-trimethyl-[1,3]dioxolan-4-yl)-vinyl]-5,6-dihydro-pyran-2-one 134690-21-4 C18H26O6
    (5S,6R)-5-(Tetrahydro-pyran-2-yloxy)-6-[(E)-2-((4R,5R)-2,2,5-trimethyl-[1,3]dioxolan-4-yl)-vinyl]-5,6-dihydro-pyran-2-one
    —— 5-(6-(2-(2,5-difluorophenyl)pyrrolidin-1-yl)imidazo[1,2-b]pyridazin-3-yl)-2-morpholinobenzonitrile 1196546-60-7 C27H24F2N6O
    5-(6-(2-(2,5-difluorophenyl)pyrrolidin-1-yl)imidazo[1,2-b]pyridazin-3-yl)-2-morpholinobenzonitrile
    —— 5-iodo-1,1,3,3-tetramethyl-2-oxa-1,3-disilaindane 1394173-32-0 C10H15IOSi2
    5-iodo-1,1,3,3-tetramethyl-2-oxa-1,3-disilaindane
    —— 5-(4-fluorobenzyl)-3-(4-nitrophenyl)-4,5-dihydroisoxazole 1158556-62-7 C16H13FN2O3
    5-(4-fluorobenzyl)-3-(4-nitrophenyl)-4,5-dihydroisoxazole
    —— 5-Methylsulfonyl-2-[5-(4-ethynyl-phenyl)-3-difluoromethyl-pyrazol-1-yl]-pyridine 343262-38-4 C18H13F2N3O2S
    5-Methylsulfonyl-2-[5-(4-ethynyl-phenyl)-3-difluoromethyl-pyrazol-1-yl]-pyridine
    —— 5-(o-chlorobenzoyl)-6-hydroxy-indane-1-carboxylic acid methyl ester 58491-08-0 C18H15ClO4
    5-(o-chlorobenzoyl)-6-hydroxy-indane-1-carboxylic acid methyl ester
    —— 5-(2-amino-2-oxoethyl)-1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1H-1,2,3-triazole-4-carboxamide 135997-87-4 C10H15N5O6
    5-(2-amino-2-oxoethyl)-1-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1H-1,2,3-triazole-4-carboxamide
    —— <5-<<2,3-Bis(diisopropylamino)-2-cyclopropen-1-yliden>amino>-2,4-pentadienyliden>malononitril 115096-45-2 C23H33N5
    <5-<<2,3-Bis(diisopropylamino)-2-cyclopropen-1-yliden>amino>-2,4-pentadienyliden>malononitril
    —— 5-(3-cyclopentyloxy-4-methoxyphenyl)tetrahydropyrimidin-2-one 1215177-10-8 C16H22N2O3
    5-(3-cyclopentyloxy-4-methoxyphenyl)tetrahydropyrimidin-2-one
    —— 5-methylthio-2-biphenylylcyanamide 139768-97-1 C14H12N2S
    5-methylthio-2-biphenylylcyanamide
    —— 5-Chloro-3,trans-5-bis(carbomethoxy)-trans-2,cis-6-diphenyl-5,6-dihydro-4-hydroxy-2H-thiopyran 77461-80-4 C21H19ClO5S
    5-Chloro-3,trans-5-bis(carbomethoxy)-trans-2,cis-6-diphenyl-5,6-dihydro-4-hydroxy-2H-thiopyran
    —— 5,5-dicyano-4-phenyl-3-(trimethylsilyl)cyclopent-2-enone 1,3-(2,2-dimethyl)propanediyl acetal 141508-88-5 C21H26N2O2Si
    5,5-dicyano-4-phenyl-3-(trimethylsilyl)cyclopent-2-enone 1,3-(2,2-dimethyl)propanediyl acetal
    —— 5-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]pyridine-2-carboxylic acid 503471-24-7 C22H18N2O4
    5-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]pyridine-2-carboxylic acid
    —— 5-bromo-6-((4-methoxyphenyl)ethynyl)benzo[d][1,3]dioxole 1163700-97-7 C16H11BrO3
    5-bromo-6-((4-methoxyphenyl)ethynyl)benzo[d][1,3]dioxole
    —— 5,5'-dibromo-7'-methoxy-1'-<(4-methylphenyl)sulfonyl>-3,4'-bi-1H-indole 95739-86-9 C24H18Br2N2O3S
    5,5'-dibromo-7'-methoxy-1'-<(4-methylphenyl)sulfonyl>-3,4'-bi-1H-indole
    —— 5-(4-Isopropyl-cyclohex-1-enylmethyl)-heptan-3-one 38211-79-9 C17H30O
    5-(4-Isopropyl-cyclohex-1-enylmethyl)-heptan-3-one
    —— 5-Chloro-3-[5-chloro-3-(5-chloro-2-hydroxy-benzyl)-2-hydroxy-benzyl]-2-hydroxy-benzenesulfonic acid 65302-52-5 C20H15Cl3O6S
    5-Chloro-3-[5-chloro-3-(5-chloro-2-hydroxy-benzyl)-2-hydroxy-benzyl]-2-hydroxy-benzenesulfonic acid
    —— 5-chloro-N-((1-(2-(2-methoxyethoxy)-4-(2-oxopyridin-1(2H)-yl)phenyl)-1H-1,2,3-triazol-4-yl)methyl)thiophene-2-carboxamide 1039512-82-7 C22H20ClN5O4S
    5-chloro-N-((1-(2-(2-methoxyethoxy)-4-(2-oxopyridin-1(2H)-yl)phenyl)-1H-1,2,3-triazol-4-yl)methyl)thiophene-2-carboxamide
    —— 5.6-Dimethyl-11.12-dihydro-indeno<2.1-a>fluoren 38023-67-5 C22H18
    5.6-Dimethyl-11.12-dihydro-indeno<2.1-a>fluoren
    —— 5-(2-isothiocyanato-ethyl)-3-phenyl-4,5-dihydro-isoxazole 65788-62-7 C12H12N2OS
    5-(2-isothiocyanato-ethyl)-3-phenyl-4,5-dihydro-isoxazole
    —— (5S,8S)-N-cyclopropyl-5-(3,4-dichlorophenyl)-8-(dimethylamino)-5,6,7,8-tetrahydronaphthalene-2-carboxamide 1204512-80-0 C22H24Cl2N2O
    (5S,8S)-N-cyclopropyl-5-(3,4-dichlorophenyl)-8-(dimethylamino)-5,6,7,8-tetrahydronaphthalene-2-carboxamide
    —— 5-Nitro-2-[3-(1-pyridin-3-ylpyrazol-4-yl)pyrazol-1-yl]pyrimidine 1292295-59-0 C15H10N8O2
    5-Nitro-2-[3-(1-pyridin-3-ylpyrazol-4-yl)pyrazol-1-yl]pyrimidine
    —— 5-methyl-2-methylsulfanyl-7-(pyridin-4-yl)-3-phenylsulfonyl-pyrazolo[1,5-a]pyrimidine 1220642-80-7 C19H16N4O2S2
    5-methyl-2-methylsulfanyl-7-(pyridin-4-yl)-3-phenylsulfonyl-pyrazolo[1,5-a]pyrimidine
    —— 5-(4-chlorophenyl)-1-ethyl-2-methyl-1H-pyrrole-3-carboxylic acid 891776-05-9 C14H14ClNO2
    5-(4-chlorophenyl)-1-ethyl-2-methyl-1H-pyrrole-3-carboxylic acid
    —— 5-[4'-[[1-tertbutyl-3-(1,1-difluoropropyl)-1H-1,2,4-triazol-5-yl]methyl][1,1'-biphenyl]-2-yl]-1H-tetrazole 143574-18-9 C23H25F2N7
    5-[4'-[[1-tertbutyl-3-(1,1-difluoropropyl)-1H-1,2,4-triazol-5-yl]methyl][1,1'-biphenyl]-2-yl]-1H-tetrazole
    —— 5,6-dimethoxy-7-oxa-bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid anhydride 91634-27-4 C10H10O6
    5,6-dimethoxy-7-oxa-bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid anhydride
    —— 5',5'''-(9,9-dihexyl-9H-fluorene-2,7-diyl)bis(5-(4-octylphenyl)-2,2'-bithiophene) 1268276-96-5 C69H82S4
    5',5'''-(9,9-dihexyl-9H-fluorene-2,7-diyl)bis(5-(4-octylphenyl)-2,2'-bithiophene)
    —— (5R,6S,11R,12S,16S)-(3E,9E)-5,11-bis[(2-methoxyethoxy)methyl]-6,12,16-trimethyl-1,7,13-trioxacyclohexadeca-3,9-diene-2,8,14-trione 196926-58-6 C24H38O12
    (5R,6S,11R,12S,16S)-(3E,9E)-5,11-bis[(2-methoxyethoxy)methyl]-6,12,16-trimethyl-1,7,13-trioxacyclohexadeca-3,9-diene-2,8,14-trione
    —— (5,14-dihydrodibenzo{b,i}{1,4,8,11}tetraazacyclotetradecinato)bis(pyridin)eisen(II) 86525-99-7 C28H24FeN6
    (5,14-dihydrodibenzo{b,i}{1,4,8,11}tetraazacyclotetradecinato)bis(pyridin)eisen(II)
    —— 5,8,10-Trichlor-3,4-benzpyren-1,2,6,7-tetrachlorid 31981-39-2 C20H9Cl7
    5,8,10-Trichlor-3,4-benzpyren-1,2,6,7-tetrachlorid
    —— 5-benzamido-3,4-diphenylfuro<2,3-c>pyridazine-6-carboxamide 141238-78-0 C26H18N4O3
    5-benzamido-3,4-diphenylfuro<2,3-c>pyridazine-6-carboxamide
    —— 5-(p-Methoxybenzylidene)-3-<p-(4-phenylpiperazin-1-ylcarbamoyl)anilinomethyl>-4-oxo-thiazolidine-2-thione 104183-49-5 C29H28N4O3S2
    5-(p-Methoxybenzylidene)-3-<p-(4-phenylpiperazin-1-ylcarbamoyl)anilinomethyl>-4-oxo-thiazolidine-2-thione
    —— 5-(1-isocyano-pent-3-enyl)-oxazole-4-carboxylic acid methyl ester 72030-98-9 C11H12N2O3
    5-(1-isocyano-pent-3-enyl)-oxazole-4-carboxylic acid methyl ester
    —— 5-(4-dimethylamino-phenyl)-4,6-dimethyl-pyrimidin-2-ylamine 31464-66-1 C14H18N4
    5-(4-dimethylamino-phenyl)-4,6-dimethyl-pyrimidin-2-ylamine