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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,5-dimethyl-cyclohexane-1,2,3-trione-1,3-dioxime-2-phenylhydrazone 70820-93-8 C14H18N4O2
    5,5-dimethyl-cyclohexane-1,2,3-trione-1,3-dioxime-2-phenylhydrazone
    —— 5-[2]pyridyl-4<i>H</i>-[1,4]thiazin-3-one; hydrobromide 109287-38-9 BrH*C9H8N2OS
    5-[2]pyridyl-4<i>H</i>-[1,4]thiazin-3-one; hydrobromide
    —— 5-dipropylaminomethyl-furan-2-carboxylic acid butyl ester 101426-38-4 C16H27NO3
    5-dipropylaminomethyl-furan-2-carboxylic acid butyl ester
    —— 5-[1-(4-Methoxy-phenyl)-meth-(Z)-ylidene]-2-phenyl-3-(2-phenyl-quinazolin-4-ylamino)-3,5-dihydro-imidazol-4-one 91020-88-1 C31H23N5O2
    5-[1-(4-Methoxy-phenyl)-meth-(Z)-ylidene]-2-phenyl-3-(2-phenyl-quinazolin-4-ylamino)-3,5-dihydro-imidazol-4-one
    —— 5-(2-tert-Butoxycarbonylamino-thiazol-5-ylsulfanyl)-2-methoxy-4-methyl-benzoic acid 903568-38-7 C17H20N2O5S2
    5-(2-tert-Butoxycarbonylamino-thiazol-5-ylsulfanyl)-2-methoxy-4-methyl-benzoic acid
    —— 5-amino-2-(4-methoxyphenyl)thiazole-4-carboxamide 1431080-14-6 C11H11N3O2S
    5-amino-2-(4-methoxyphenyl)thiazole-4-carboxamide
    —— 5<i>c</i>-chloro-3-methyl-4<i>c</i>,8-dioxo-7<i>t</i>-(2-phenoxy-acetylamino)-(6<i>r</i><i>H</i>)-4λ<sup>4</sup>-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester 65075-53-8 C23H20ClN3O8S
    5<i>c</i>-chloro-3-methyl-4<i>c</i>,8-dioxo-7<i>t</i>-(2-phenoxy-acetylamino)-(6<i>r</i><i>H</i>)-4λ<sup>4</sup>-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester
    —— 5-[(5-Oxopyrrolidin-2-yl)amino]pyrrolidin-2-one 76284-19-0 C8H13N3O2
    5-[(5-Oxopyrrolidin-2-yl)amino]pyrrolidin-2-one
    —— [5-(4-nitro-phenyl)-furan-2-ylmethylene]-hydrazinecarbodithioic acid methyl ester 65998-89-2 C13H11N3O3S2
    [5-(4-nitro-phenyl)-furan-2-ylmethylene]-hydrazinecarbodithioic acid methyl ester
    —— 5-bromo-4-chloro-2-(3-hydroxy-propoxy)-N-methyl-N-pyridin-2-yl-benzenesulfonamide 1070973-46-4 C15H16BrClN2O4S
    5-bromo-4-chloro-2-(3-hydroxy-propoxy)-N-methyl-N-pyridin-2-yl-benzenesulfonamide
    —— 5-acetyl-4-(bis(3-chlorophenyl)amino)-2-(cyclopropylmethyl)-6-pyridin-3-ylpyridazin-3(2H)-one 720716-16-5 C27H22Cl2N4O2
    5-acetyl-4-(bis(3-chlorophenyl)amino)-2-(cyclopropylmethyl)-6-pyridin-3-ylpyridazin-3(2H)-one
    —— (5,6-dimethoxy-2,2-dimethyl-2H-benzopyran-7-yl)(2-(methoxymethoxy)-5-methylphenyl)methanol 1435268-11-3 C23H28O6
    (5,6-dimethoxy-2,2-dimethyl-2H-benzopyran-7-yl)(2-(methoxymethoxy)-5-methylphenyl)methanol
    —— (5aR,6R,8aS,8bS)-6-((R)-1,5-Dimethyl-hexyl)-5a-methyl-5a,6,7,8,8a,8b-hexahydro-1H,5H-indeno[5,4-b]thiophen-2-one 128376-08-9 C20H32OS
    (5aR,6R,8aS,8bS)-6-((R)-1,5-Dimethyl-hexyl)-5a-methyl-5a,6,7,8,8a,8b-hexahydro-1H,5H-indeno[5,4-b]thiophen-2-one
    —— 5-Chloro-2-(4-methyl-thiazol-2-yl)-3-phenyl-1H-indole 126193-71-3 C18H13ClN2S
    5-Chloro-2-(4-methyl-thiazol-2-yl)-3-phenyl-1H-indole
    —— 5-(cyclohexylmethyl)-1-(3,5-di-tert-butylphenyl)-4-methyl-1H-pyrrole-3-carboxamide 1561960-66-4 C27H40N2O
    5-(cyclohexylmethyl)-1-(3,5-di-tert-butylphenyl)-4-methyl-1H-pyrrole-3-carboxamide
    —— 5-(4-fluorophenyl)-3-{3-[4-(4-fluorophenyl)-1-piperidinyl]butyl}-2,5-dimethyl-3,5-dihydro-4H-imidazol-4-one 721956-25-8 C26H31F2N3O
    5-(4-fluorophenyl)-3-{3-[4-(4-fluorophenyl)-1-piperidinyl]butyl}-2,5-dimethyl-3,5-dihydro-4H-imidazol-4-one
    —— 5-(3-<i>tert</i>-butyl-2-propyl-oxazolidin-5-ylmethoxy)-1-methyl-3,4-dihydro-1<i>H</i>-quinolin-2-one 53627-95-5 C21H32N2O3
    5-(3-<i>tert</i>-butyl-2-propyl-oxazolidin-5-ylmethoxy)-1-methyl-3,4-dihydro-1<i>H</i>-quinolin-2-one
    —— 5,7-dimethyl-2,3,3a,8a-tetrahydro-1<i>H</i>-cyclopent[<i>a</i>]inden-8-one 109509-03-7 C14H16O
    5,7-dimethyl-2,3,3a,8a-tetrahydro-1<i>H</i>-cyclopent[<i>a</i>]inden-8-one
    —— 5-methyl-1-(2-methyl-1-naphthyl)-1,2,3-triazole-4-carbonitrile 110678-81-4 C15H12N4
    5-methyl-1-(2-methyl-1-naphthyl)-1,2,3-triazole-4-carbonitrile
    —— 5'-chloro-5'-deoxy-2'-O-methyladenosine 268748-00-1 C11H14ClN5O3
    5'-chloro-5'-deoxy-2'-O-methyladenosine
    —— 5-bromo-6-methoxy-2-naphthalenemethanol 164065-79-6 C12H11BrO2
    5-bromo-6-methoxy-2-naphthalenemethanol
    —— 5(S)-(7-acetyl-2-benzofuranyl)-3-tert-butyl-2-oxazolidinone 97733-12-5 C17H19NO4
    5(S)-(7-acetyl-2-benzofuranyl)-3-tert-butyl-2-oxazolidinone
    —— 5,6-Dimethoxy-pyridine-2-carboxylic acid ethyl ester 912877-46-4 C10H13NO4
    5,6-Dimethoxy-pyridine-2-carboxylic acid ethyl ester
    —— 5,6-dihydroxypicolinaldehyde 1289094-38-7 C6H5NO3
    5,6-dihydroxypicolinaldehyde
    —— 5-[1-Amino-3-(4-methoxyphenyl)prop-2-en-1-ylidene]-4-methoxy-1-benzofuran-6(5H)-one 61340-67-8 C19H17NO4
    5-[1-Amino-3-(4-methoxyphenyl)prop-2-en-1-ylidene]-4-methoxy-1-benzofuran-6(5H)-one
    —— 5-[4-[3-(2,3-Dihydro-1H-isoindol-1-on-2-yl)propoxy]benzyl]-2,4-thiazolidinedione 142557-94-6 C21H20N2O4S
    5-[4-[3-(2,3-Dihydro-1H-isoindol-1-on-2-yl)propoxy]benzyl]-2,4-thiazolidinedione
    —— 5-[2-(3,3-Dimethylbutylamino)ethyl]-3-(1-methylindol-3-yl)-1,2,4-oxadiazole 776266-16-1 C19H26N4O
    5-[2-(3,3-Dimethylbutylamino)ethyl]-3-(1-methylindol-3-yl)-1,2,4-oxadiazole
    —— 5-Formyl-3,6-dimethyl-5,6,7,8-tetrahydropterin 67129-05-9 C9H13N5O2
    5-Formyl-3,6-dimethyl-5,6,7,8-tetrahydropterin
    —— 5-(2,5-Dimethyl-phenyl)-3-oxo-pentanoic acid ethyl ester 128425-30-9 C15H20O3
    5-(2,5-Dimethyl-phenyl)-3-oxo-pentanoic acid ethyl ester
    —— 5-methyl-4-[1-(2-methylpropyl)hydrazino]-2-pyrimidinecarbonitrile 879484-55-6 C10H15N5
    5-methyl-4-[1-(2-methylpropyl)hydrazino]-2-pyrimidinecarbonitrile
    —— 5-amino-3a-methoxyspiro[1,2,3,7a-tetrahydroindene-7,1'-cyclopentane]-4,6,6-tricarbonitrile 77067-42-6 C17H20N4O
    5-amino-3a-methoxyspiro[1,2,3,7a-tetrahydroindene-7,1'-cyclopentane]-4,6,6-tricarbonitrile
    —— 5-dimethylaminomethyl-furan-2-carboxylic acid isobutyl ester 100252-68-4 C12H19NO3
    5-dimethylaminomethyl-furan-2-carboxylic acid isobutyl ester
    —— 5-Cyclopropyl-5-methyl-2-oxazolidon 35200-92-1 C7H11NO2
    5-Cyclopropyl-5-methyl-2-oxazolidon
    —— (5-ethoxy-2-naphthalen-2-yl-oxazol-4-yl)-acetic acid ethyl ester 59399-61-0 C19H19NO4
    (5-ethoxy-2-naphthalen-2-yl-oxazol-4-yl)-acetic acid ethyl ester
    —— 5-Chloro-2-ethylamino-N-(2-p-tolyl-ethyl)-benzamide 64385-28-0 C18H21ClN2O
    5-Chloro-2-ethylamino-N-(2-p-tolyl-ethyl)-benzamide
    —— 5-Ethyl-1-(3-trifluormethylphenyl)-1,2,3-triazol 64214-99-9 C11H10F3N3
    5-Ethyl-1-(3-trifluormethylphenyl)-1,2,3-triazol
    —— 5-(4,6-dimethyl-5,7-dioxo-4,5,6,7-tetrahydro-[1,2,3]triazolo[4,5-<i>d</i>]pyrimidin-2-yl)-2-(4-phenyl-styryl)-benzonitrile 60108-12-5 C27H20N6O2
    5-(4,6-dimethyl-5,7-dioxo-4,5,6,7-tetrahydro-[1,2,3]triazolo[4,5-<i>d</i>]pyrimidin-2-yl)-2-(4-phenyl-styryl)-benzonitrile
    —— 5-(iodomethyl)-2'-((S)-1-phenylethyl)-4,5-dihydrospiro[furan-1',3-isoindol-3'-one]-2-one 1203497-86-2 C20H18INO3
    5-(iodomethyl)-2'-((S)-1-phenylethyl)-4,5-dihydrospiro[furan-1',3-isoindol-3'-one]-2-one
    —— 5-(anthracen-9-yl)-N-phenyl-3-p-tolyl-4,5-dihydro-1H-pyrazole-1-carbothioamide 1337561-47-3 C31H25N3S
    5-(anthracen-9-yl)-N-phenyl-3-p-tolyl-4,5-dihydro-1H-pyrazole-1-carbothioamide
    —— (5-(3-(4-iodophenylamino)propyl)furan-2-yl)(phenyl)methanol 1325228-02-1 C20H20INO2
    (5-(3-(4-iodophenylamino)propyl)furan-2-yl)(phenyl)methanol
    —— 5-(ethoxymethyl)-N-[(1-methyl-1H-imidazol-5-yl)methyl]-1-[5-methyl-4-(1,3-thiazol-2-yl)pyrimidin-2-yl]-1H-pyrazole-4-carboxamide 1019257-07-8 C20H22N8O2S
    5-(ethoxymethyl)-N-[(1-methyl-1H-imidazol-5-yl)methyl]-1-[5-methyl-4-(1,3-thiazol-2-yl)pyrimidin-2-yl]-1H-pyrazole-4-carboxamide
    —— 5,6-ditelluro-11,12-diselenotetracene 91173-82-9 C18H8Se2Te2
    5,6-ditelluro-11,12-diselenotetracene
    —— 5-[2-(4-tert-Butyl-phenoxy)-ethylamino]-2-isopropyl-2-(3,4,5-trimethoxy-phenyl)-pentanenitrile 113295-70-8 C29H42N2O4
    5-[2-(4-tert-Butyl-phenoxy)-ethylamino]-2-isopropyl-2-(3,4,5-trimethoxy-phenyl)-pentanenitrile
    —— 5-[3',5'-O-(di-tert-butylsilylene)-β-D-ribofuranosyl]-2,4-di-(N,N-dimethylformamidino)-1,3-pyrimidine 1192345-10-0 C23H40N6O4Si
    5-[3',5'-O-(di-tert-butylsilylene)-β-D-ribofuranosyl]-2,4-di-(N,N-dimethylformamidino)-1,3-pyrimidine
    —— 5-Phenyl-pentan-tetracarbonsaeure-(1.2.3.3)-tetraaethylester 114278-80-7 C23H32O8
    5-Phenyl-pentan-tetracarbonsaeure-(1.2.3.3)-tetraaethylester
    —— 5-amino-6-(3-hydroxypropylamino)uracil 66032-07-3 C7H12N4O3
    5-amino-6-(3-hydroxypropylamino)uracil
    —— 5-Chloromethanesulfonyl-2-phenylsulfanyl-phenylamine 37857-63-9 C13H12ClNO2S2
    5-Chloromethanesulfonyl-2-phenylsulfanyl-phenylamine
    —— 5-O-tert-butyldimethylsilyl-7,8-dideoxy-1,2-O-isopropylidene-3,6-di-O-methoxymethyl-α-D-glycero-L-ido-hept-7-enofuranose 136632-74-1 C21H40O8Si
    5-O-tert-butyldimethylsilyl-7,8-dideoxy-1,2-O-isopropylidene-3,6-di-O-methoxymethyl-α-D-glycero-L-ido-hept-7-enofuranose
    —— 5-ethyl-3,4-diphenyl-3<i>H</i>-oxazol-2-one 109598-65-4 C17H15NO2
    5-ethyl-3,4-diphenyl-3<i>H</i>-oxazol-2-one
    —— 5-[4-(4-Bromomethyl-phenyl)-thiophen-3-yl]-1-trityl-1H-tetrazole 146012-97-7 C31H23BrN4S
    5-[4-(4-Bromomethyl-phenyl)-thiophen-3-yl]-1-trityl-1H-tetrazole