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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (5,6-Dioxo-2,3,4,5,6,8-hexahydro-furo[3,4-b]oxepin-8-yl)-acetic acid methyl ester 54397-61-4 C11H12O6
    (5,6-Dioxo-2,3,4,5,6,8-hexahydro-furo[3,4-b]oxepin-8-yl)-acetic acid methyl ester
    —— (5R)-5-[(5-methoxy-3-oxo-1H-isoindol-2-yl)methyl]-5-[4-[4-(1H-pyrazol-5-yl)phenyl]phenyl]imidazolidine-2,4-dione 916447-18-2 C28H23N5O4
    (5R)-5-[(5-methoxy-3-oxo-1H-isoindol-2-yl)methyl]-5-[4-[4-(1H-pyrazol-5-yl)phenyl]phenyl]imidazolidine-2,4-dione
    —— 5-(benzyloxy)-3-(6-chloropyridazin-3-yl)-1,3,4-oxadiazol-2(3H)-one 1259491-04-7 C13H9ClN4O3
    5-(benzyloxy)-3-(6-chloropyridazin-3-yl)-1,3,4-oxadiazol-2(3H)-one
    —— 5-bromo-3-[(2-{[(2,3-dihydro-1-H-inden-2-ylmethyl)amino]carbonyl}morpholin-4-yl)sulfonyl]-1H-indole-2-carboxamide 661469-17-6 C24H25BrN4O5S
    5-bromo-3-[(2-{[(2,3-dihydro-1-H-inden-2-ylmethyl)amino]carbonyl}morpholin-4-yl)sulfonyl]-1H-indole-2-carboxamide
    —— 5,5-diethyl-1-(2-methyl-benzoyl)-pyrimidine-2,4,6-trione 67748-09-8 C16H18N2O4
    5,5-diethyl-1-(2-methyl-benzoyl)-pyrimidine-2,4,6-trione
    —— 5-[[5-bromo-6-ethyl-4-(3-methoxyphenoxy)-7H-pyrrolo[2,3-d]pyrimidin-2-yl]oxy]pyridine-3-carbonitrile 1275600-71-9 C21H16BrN5O3
    5-[[5-bromo-6-ethyl-4-(3-methoxyphenoxy)-7H-pyrrolo[2,3-d]pyrimidin-2-yl]oxy]pyridine-3-carbonitrile
    —— 5-[(Z)-2-Cyano-2-(3,4,5-trimethoxy-phenyl)-vinyl]-2-methoxy-benzenesulfonic acid; compound with p-tolylamine 56243-02-8 C7H9N*C19H19NO7S
    5-[(Z)-2-Cyano-2-(3,4,5-trimethoxy-phenyl)-vinyl]-2-methoxy-benzenesulfonic acid; compound with p-tolylamine
    —— [5-Oxo-3,3,4,4-tetraphenyl-dihydro-furan-(2E)-ylidene]-(2,2,4,4-tetramethyl-5-oxo-cyclopentyl)-acetic acid ethyl ester 55538-45-9 C41H40O5
    [5-Oxo-3,3,4,4-tetraphenyl-dihydro-furan-(2E)-ylidene]-(2,2,4,4-tetramethyl-5-oxo-cyclopentyl)-acetic acid ethyl ester
    —— 5-Benzosulfonyl-5,6-dihydro-9-hydroxy-8-oxopyrido<1,2-a>chinoxalin 56253-25-9 C18H14N2O4S
    5-Benzosulfonyl-5,6-dihydro-9-hydroxy-8-oxopyrido<1,2-a>chinoxalin
    —— 5'-Methylyohimbano<17,18-c>isoxazol 5017-17-4 C21H23N3O
    5'-Methylyohimbano<17,18-c>isoxazol
    —— 5,7-Dichloro-5,7,13,13,15,15-hexamethyl-1,3,9,11-tetraphenyl-2,4,6,8,10,12,14,16,17,18-decaoxa-1,3,5,7,9,11,13,15-octasila-tricyclo[9.5.1.1<sup>3,9</sup>]octadecane 63943-91-9 C30H38Cl2O10Si8
    5,7-Dichloro-5,7,13,13,15,15-hexamethyl-1,3,9,11-tetraphenyl-2,4,6,8,10,12,14,16,17,18-decaoxa-1,3,5,7,9,11,13,15-octasila-tricyclo[9.5.1.1<sup>3,9</sup>]octadecane
    —— 5-(Phenyl-2-propynyloxymethyl)pyrimidine 126230-80-6 C14H12N2O
    5-(Phenyl-2-propynyloxymethyl)pyrimidine
    —— 5-((triisopropylsilyl)ethynyl)-2-((trimethylsilyl)ethynyl)pyridine 1275593-69-5 C21H33NSi2
    5-((triisopropylsilyl)ethynyl)-2-((trimethylsilyl)ethynyl)pyridine
    —— 5-Methoxy-3<(methylphenylamino)ethinyl>-4-piperidino2(1H)-chinolinon 105456-98-2 C24H25N3O2
    5-Methoxy-3<(methylphenylamino)ethinyl>-4-piperidino2(1H)-chinolinon
    —— (5-(tert-butyldimethylsilyl)-2,2-dimethyl-1,3-dioxolan-4-yl)(dimethylcarbamoyl)methyl diisopropylcarbamate 1443780-12-8 C22H44N2O5Si
    (5-(tert-butyldimethylsilyl)-2,2-dimethyl-1,3-dioxolan-4-yl)(dimethylcarbamoyl)methyl diisopropylcarbamate
    —— 5-Acetyl-6-<(4-chlorophenyl)amino>-2,3-dihydro-2-phenyl-4H-thiopyran-4-one 101934-73-0 C19H16ClNO2S
    5-Acetyl-6-<(4-chlorophenyl)amino>-2,3-dihydro-2-phenyl-4H-thiopyran-4-one
    —— 5,11,17,23,29,35-Hexatert-butyl-37,38,39,40,41,42-hexakis(2-ethoxyethoxy)heptacyclo[31.3.1.13,7.19,13.115,19.121,25.127,31]dotetraconta-1(36),3,5,7(42),9,11,13(41),15,17,19(40),21(39),22,24,27(38),28,30,33(37),34-octadecaene 92003-64-0 C90H132O12
    5,11,17,23,29,35-Hexatert-butyl-37,38,39,40,41,42-hexakis(2-ethoxyethoxy)heptacyclo[31.3.1.13,7.19,13.115,19.121,25.127,31]dotetraconta-1(36),3,5,7(42),9,11,13(41),15,17,19(40),21(39),22,24,27(38),28,30,33(37),34-octadecaene
    —— 5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-((3-ethylthioureido)methyl)-N-(piperidin-1-yl)-1H-pyrazole-3-carboxamide 1429241-67-7 C25H27Cl3N6OS
    5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-((3-ethylthioureido)methyl)-N-(piperidin-1-yl)-1H-pyrazole-3-carboxamide
    —— 5-(3-chloro-benzenesulfonyl)-3-[4-(4-methyl-piperazin-1-yl)-2-nitro-benzoylamino]-4,5,6,7-tetrahydro-pyrazolo[4,3-c]pyridine-1-carboxylic acid ethyl ester 942468-90-8 C27H30ClN7O7S
    5-(3-chloro-benzenesulfonyl)-3-[4-(4-methyl-piperazin-1-yl)-2-nitro-benzoylamino]-4,5,6,7-tetrahydro-pyrazolo[4,3-c]pyridine-1-carboxylic acid ethyl ester
    —— 5-benzylidenebarbituric acid p-sulfonyl chloride 148119-38-4 C11H7ClN2O5S
    5-benzylidenebarbituric acid p-sulfonyl chloride
    —— 5-Hex-1-ynyl-6-methyl-3-phenyl-[1,2,4]triazine 94398-33-1 C16H17N3
    5-Hex-1-ynyl-6-methyl-3-phenyl-[1,2,4]triazine
    —— 5''-(2,4-dichlorophenyl)-1'-methyl-2,3''-dioxo-1,2,5a'',7'',8'',9a''-hexahydro-5''H,6''H-dispiro[indole-3,2'-pyrrolidine-3',2''-pyrano[2,3-d][1,3]thiazolo[3,2-a]-pyrimidine]-4'-carboxylic acid methyl ester 1609247-22-4 C28H26Cl2N4O5S
    5''-(2,4-dichlorophenyl)-1'-methyl-2,3''-dioxo-1,2,5a'',7'',8'',9a''-hexahydro-5''H,6''H-dispiro[indole-3,2'-pyrrolidine-3',2''-pyrano[2,3-d][1,3]thiazolo[3,2-a]-pyrimidine]-4'-carboxylic acid methyl ester
    —— (5R)-5r-hydroxymethyl-4-isopropyl-1t-oxo-1,4,5,6-tetrahydro-1λ4-[1,4]thiazine-2-carboxylic acid methyl ester 51744-53-7 C10H17NO4S
    (5R)-5r-hydroxymethyl-4-isopropyl-1t-oxo-1,4,5,6-tetrahydro-1λ4-[1,4]thiazine-2-carboxylic acid methyl ester
    —— (5-Methoxy-3-phenyl-indol-1-yl)-acetic acid 78367-28-9 C17H15NO3
    (5-Methoxy-3-phenyl-indol-1-yl)-acetic acid
    —— 5,5-dimethyl-1,3,6-trioxo-2,9-diphenyl-2,3,6,9-tetrahydro-1<i>H</i>,5<i>H</i>,8<i>H</i>-pyrrolo[3,4-<i>d</i>][1,2,4]triazolo[1,2-<i>a</i>]pyridazine-7-sulfonyl chloride 54040-46-9 C22H19ClN4O5S
    5,5-dimethyl-1,3,6-trioxo-2,9-diphenyl-2,3,6,9-tetrahydro-1<i>H</i>,5<i>H</i>,8<i>H</i>-pyrrolo[3,4-<i>d</i>][1,2,4]triazolo[1,2-<i>a</i>]pyridazine-7-sulfonyl chloride
    —— 5,6,7,8-Dibenzo-1,2,3,4-tetrahydro-quinoxaline 10579-69-8 C16H14N2
    5,6,7,8-Dibenzo-1,2,3,4-tetrahydro-quinoxaline
    —— (5aS,7aR,12aS,12bS,1'S)-2,4,6,7a,9,11-hexamethyl-12b-(1-(naphth-2-yl)ethylamino)-5a,7a,12a,12b-tetrahydrobenzofuro[2,3-c]dibenzofuran-5a-ol 1361598-83-5 C36H37NO3
    (5aS,7aR,12aS,12bS,1'S)-2,4,6,7a,9,11-hexamethyl-12b-(1-(naphth-2-yl)ethylamino)-5a,7a,12a,12b-tetrahydrobenzofuro[2,3-c]dibenzofuran-5a-ol
    —— (5R*,6R*)-6-[2,4-Dichlorophenyl]-5-methyl-2-hydroxy-4-[4-(trifluoromethyl)-benzoyl]-6-[(1H-1,2,4-triazol-1-yl)methyl]morpholine 166948-68-1 C22H19Cl2F3N4O3
    (5R*,6R*)-6-[2,4-Dichlorophenyl]-5-methyl-2-hydroxy-4-[4-(trifluoromethyl)-benzoyl]-6-[(1H-1,2,4-triazol-1-yl)methyl]morpholine
    —— 5-fluoro-2,4-dimorpholino-6-[4-(2-pyridyl)piperazin-1-yl]pyrimidine 1190066-95-5 C21H28FN7O2
    5-fluoro-2,4-dimorpholino-6-[4-(2-pyridyl)piperazin-1-yl]pyrimidine
    —— 5-(2,4-dichlorobenzyl)-N,N-diphenyl-2H-tetrazole-2-carboxamide 1188419-01-3 C21H15Cl2N5O
    5-(2,4-dichlorobenzyl)-N,N-diphenyl-2H-tetrazole-2-carboxamide
    —— 5-(14-cyano-8-oxa-3,10-diazatetracyclo[8.7.0.02,7.011,16]heptadeca-1(17),2(7),3,5,11(16),12,14-heptaen-4-yl)-2-(4-fluorophenyl)-N-methyl-6-[methyl(methylsulfonyl)amino]-1-benzofuran-3-carboxamide 1427032-53-8 C33H24FN5O5S
    5-(14-cyano-8-oxa-3,10-diazatetracyclo[8.7.0.02,7.011,16]heptadeca-1(17),2(7),3,5,11(16),12,14-heptaen-4-yl)-2-(4-fluorophenyl)-N-methyl-6-[methyl(methylsulfonyl)amino]-1-benzofuran-3-carboxamide
    —— 5-methoxy-4-[3-(4-nitrophenyl)prop-2-enoyl]-1,3-benzoxathiol-2-one 943594-73-8 C17H11NO6S
    5-methoxy-4-[3-(4-nitrophenyl)prop-2-enoyl]-1,3-benzoxathiol-2-one
    —— 5-hydroxy-1-(4-methylphenyl)-2-phenyl-1H-benzimidazole 350235-91-5 C20H16N2O
    5-hydroxy-1-(4-methylphenyl)-2-phenyl-1H-benzimidazole
    —— 5-(6-fluoro-2'-hydroxy-biphenyl-3-yl)-2-(2-trimethylsilanyl-ethoxymethyl)-2H-[1,2,4]triazole-3-carboxylic acid amide 1089179-49-6 C21H25FN4O3Si
    5-(6-fluoro-2'-hydroxy-biphenyl-3-yl)-2-(2-trimethylsilanyl-ethoxymethyl)-2H-[1,2,4]triazole-3-carboxylic acid amide
    —— 5-[4-(2-hydroxy-2-methylpropoxy)-3-methoxyphenyl]-2-[4-(trifluoromethoxy)phenyl]-4H-thieno[2,3-c]pyrrol-6-one 1221183-60-3 C24H22F3NO5S
    5-[4-(2-hydroxy-2-methylpropoxy)-3-methoxyphenyl]-2-[4-(trifluoromethoxy)phenyl]-4H-thieno[2,3-c]pyrrol-6-one
    —— 5,5-bis-(2,2,2-trifluoro-1-phenyl-1-trifluoromethyl-ethoxy)-5λ<sup>4</sup>-thianthrene 63018-02-0 C30H18F12O2S2
    5,5-bis-(2,2,2-trifluoro-1-phenyl-1-trifluoromethyl-ethoxy)-5λ<sup>4</sup>-thianthrene
    —— 5-Amino-1-(3-fluoro-phenyl)-1H-[1,2,3]triazole-4-carboxylic acid 1026038-51-6 C9H7FN4O2
    5-Amino-1-(3-fluoro-phenyl)-1H-[1,2,3]triazole-4-carboxylic acid
    —— 5,11,17,23-tetrabromo-25,26,27,28-tetramethoxycalix[4]arene 99033-36-0 C32H28Br4O4
    5,11,17,23-tetrabromo-25,26,27,28-tetramethoxycalix[4]arene
    —— 5-Methyl-dihydropyrogallol 18013-02-0 C7H10O3
    5-Methyl-dihydropyrogallol
    —— 5,5,5',5'-tetramethyl-2,2'-diazanediylidene-bis-oxazolidin-4-one 53983-52-1 C10H14N4O4
    5,5,5',5'-tetramethyl-2,2'-diazanediylidene-bis-oxazolidin-4-one
    —— 5-chloro-3-isopropyl-2,2-dimethyl-nona-3,4-diene 20599-25-1 C14H25Cl
    5-chloro-3-isopropyl-2,2-dimethyl-nona-3,4-diene
    —— 5-Methyl-3-triphenylmethyl-4,5-dihydro-2(3H)-furanon 74477-46-6 C24H22O2
    5-Methyl-3-triphenylmethyl-4,5-dihydro-2(3H)-furanon
    —— 5-(3,4-dimethoxyphenyl)thiophene-2-sulfonamide 959144-38-8 C12H13NO4S2
    5-(3,4-dimethoxyphenyl)thiophene-2-sulfonamide
    —— 5-(1-(S)-phenylethyl)-1,3-dibenzylhexahydro-2-oxo-1,3,5-triazine 143565-19-9 C25H27N3O
    5-(1-(S)-phenylethyl)-1,3-dibenzylhexahydro-2-oxo-1,3,5-triazine
    —— 5-bromo-4-{4-[4-(3-trifluoromethylphenyl)-1H-imidazol-2-yl]piperidin-1-yl}pyrimidine 1428248-72-9 C19H17BrF3N5
    5-bromo-4-{4-[4-(3-trifluoromethylphenyl)-1H-imidazol-2-yl]piperidin-1-yl}pyrimidine
    —— (5-methyl-1(3)<i>H</i>-benzoimidazol-2-yl)-phenylimino-acetonitrile 57319-99-0 C16H12N4
    (5-methyl-1(3)<i>H</i>-benzoimidazol-2-yl)-phenylimino-acetonitrile
    —— 5,8-Diacetoxy-3,3',4',7-tetrakis(benzyloxy)flavon 62506-98-3 C47H38O10
    5,8-Diacetoxy-3,3',4',7-tetrakis(benzyloxy)flavon
    —— 5-acetoxymethylene-1-acetyl-1,3,4,5-tetrahydro-benzo[<i>cd</i>]indole 60272-19-7 C16H15NO3
    5-acetoxymethylene-1-acetyl-1,3,4,5-tetrahydro-benzo[<i>cd</i>]indole
    —— 5-amino-2-bromo-1-(<i>O</i><sup>5</sup>-phosphono-α-<i>D</i>-ribofuranosyl)-1<i>H</i>-imidazole-4-carboxylic acid ethyl ester 61134-06-3 C11H17BrN3O9P
    5-amino-2-bromo-1-(<i>O</i><sup>5</sup>-phosphono-α-<i>D</i>-ribofuranosyl)-1<i>H</i>-imidazole-4-carboxylic acid ethyl ester
    —— 5-methyl-2-phenylmethanesulfonyl-2<i>H</i>-pyrazole-3,4-dione 4-[(2,5-dimethyl-phenyl)-hydrazone] 63682-23-5 C19H20N4O3S
    5-methyl-2-phenylmethanesulfonyl-2<i>H</i>-pyrazole-3,4-dione 4-[(2,5-dimethyl-phenyl)-hydrazone]