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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5β-cholesta-1,7-diene-3,6-dione 137204-86-5 C27H40O2
    5β-cholesta-1,7-diene-3,6-dione
    —— 5-Oxo-4-isobutyl-oxazolin 4605-01-0 C7H11NO2
    5-Oxo-4-isobutyl-oxazolin
    —— 5,8,8-Trimethoxy-7-((Z)-3-methylene-hept-1-enyl)-bicyclo[4.2.0]octa-1(6),2,4-trien-7-ol 439932-89-5 C19H26O4
    5,8,8-Trimethoxy-7-((Z)-3-methylene-hept-1-enyl)-bicyclo[4.2.0]octa-1(6),2,4-trien-7-ol
    —— 5-Naphthalen-2-yl-1,4-diphenyl-2-[3-(5-phenylthiophen-2-yl)phenyl]benzo[e][1]benzothiole 1219954-01-4 C50H32S2
    5-Naphthalen-2-yl-1,4-diphenyl-2-[3-(5-phenylthiophen-2-yl)phenyl]benzo[e][1]benzothiole
    —— 5-chloro-3-(2,4-dioxo-1H-quinazolin-3-yl)-1-methyl-N-naphthalen-2-ylsulfonylindole-2-carboxamide 1154600-28-8 C28H19ClN4O5S
    5-chloro-3-(2,4-dioxo-1H-quinazolin-3-yl)-1-methyl-N-naphthalen-2-ylsulfonylindole-2-carboxamide
    —— 5-[4-(3-hydroxy-azetidin-1-yl)-piperidin-1-yl]-9H-dipyrido[2,3-b;4',3'-d]pyrrole-6-carbonitrile 1312754-99-6 C19H20N6O
    5-[4-(3-hydroxy-azetidin-1-yl)-piperidin-1-yl]-9H-dipyrido[2,3-b;4',3'-d]pyrrole-6-carbonitrile
    —— 5-chloro-pyridine-2-carboxylic acid [3-((R)-2-amino-5,5-difluoro-4,6,6-trimethyl-5,6-dihydro-4H-[1,3]oxazin-4-yl)-4-fluoro-phenyl]-amide 1310347-66-0 C19H18ClF3N4O2
    5-chloro-pyridine-2-carboxylic acid [3-((R)-2-amino-5,5-difluoro-4,6,6-trimethyl-5,6-dihydro-4H-[1,3]oxazin-4-yl)-4-fluoro-phenyl]-amide
    —— 5-fluoro-N-(2-((4-fluorophenyl)(methyl)amino)-2-oxoethyl)-2-(2-(4-iodophenylamino)-2-oxoethoxy)benzamide 1462267-15-7 C24H20F2IN3O4
    5-fluoro-N-(2-((4-fluorophenyl)(methyl)amino)-2-oxoethyl)-2-(2-(4-iodophenylamino)-2-oxoethoxy)benzamide
    —— 5-chloro-7-(4-methoxyphenyl)-7,9-dihydro-8H-pyrimido[5',4':5,6]pyrano[3,2-h]quinolin-8-one 1082042-46-3 C21H14ClN3O3
    5-chloro-7-(4-methoxyphenyl)-7,9-dihydro-8H-pyrimido[5',4':5,6]pyrano[3,2-h]quinolin-8-one
    —— 5-Methyl-7-phenyl-3H-1,2-diazepin 57767-48-3 C12H12N2
    5-Methyl-7-phenyl-3H-1,2-diazepin
    —— (5'E)-5'-benzylidenehexahydrospiro[cyclohexane-1,7'-pyrrolo[1,2-a]imidazole] 1266235-10-2 C18H24N2
    (5'E)-5'-benzylidenehexahydrospiro[cyclohexane-1,7'-pyrrolo[1,2-a]imidazole]
    —— [5,15-bis(1-naphthyl)-10,20-bis(trimethylsilanylethynyl)porphyrinato]zinc(II) 1352929-29-3 C50H40N4Si2Zn
    [5,15-bis(1-naphthyl)-10,20-bis(trimethylsilanylethynyl)porphyrinato]zinc(II)
    —— 5-phenyl-3,4-dibenzoyl-2H-pyrazole 1114555-88-2 C23H16N2O2
    5-phenyl-3,4-dibenzoyl-2H-pyrazole
    —— (5R,8R)-8-Methoxy-5-(3,4,5-trimethoxy-phenyl)-7,8-dihydro-5H-naphtho[2,3-d][1,3]dioxole-6,6-dicarboxylic acid diethyl ester 77461-24-6 C27H32O10
    (5R,8R)-8-Methoxy-5-(3,4,5-trimethoxy-phenyl)-7,8-dihydro-5H-naphtho[2,3-d][1,3]dioxole-6,6-dicarboxylic acid diethyl ester
    —— 5-bromo-4,7-difluoroindoline-2,3-dione 1459253-79-2 C8H2BrF2NO2
    5-bromo-4,7-difluoroindoline-2,3-dione
    —— 5-ethyl-5-vinyloxymethyl-1,3-dioxane 1159490-98-8 C9H16O3
    5-ethyl-5-vinyloxymethyl-1,3-dioxane
    —— 5-bromo-N-[6-chloro-2,2-difluoro-4-(methylcarbamoyl)-1,3-benzodioxol-5-yl]-2-(3-chloropyridin-2-yl)pyrazole-3-carboxamide 1103245-04-0 C18H10BrCl2F2N5O4
    5-bromo-N-[6-chloro-2,2-difluoro-4-(methylcarbamoyl)-1,3-benzodioxol-5-yl]-2-(3-chloropyridin-2-yl)pyrazole-3-carboxamide
    —— 5-Chloro-4-(2-methoxy-ethylamino)-2-phenyl-2H-pyridazin-3-one 98796-01-1 C13H14ClN3O2
    5-Chloro-4-(2-methoxy-ethylamino)-2-phenyl-2H-pyridazin-3-one
    —— 5-((1S,4S,5R,6R)-4,5,6-tri(benzyloxy)cyclohex-2-enyl)benzo[d][1,3]dioxole 674325-97-4 C34H32O5
    5-((1S,4S,5R,6R)-4,5,6-tri(benzyloxy)cyclohex-2-enyl)benzo[d][1,3]dioxole
    —— 5-Hexyl-2-(4-hexyloxy-phenyl)-[1,3]dioxane 74800-68-3 C22H36O3
    5-Hexyl-2-(4-hexyloxy-phenyl)-[1,3]dioxane
    —— 5-bromo-1-(toluene-4-sulfonyl)-2,3,4,5-tetrahydro-1<i>H</i>-benzo[<i>b</i>]azocin-6-one 36064-34-3 C18H18BrNO3S
    5-bromo-1-(toluene-4-sulfonyl)-2,3,4,5-tetrahydro-1<i>H</i>-benzo[<i>b</i>]azocin-6-one
    —— 5β-Carboxylethyl-6-methoxy-2-methyltetralon 27331-13-1 C15H18O4
    5β-Carboxylethyl-6-methoxy-2-methyltetralon
    —— 5,7-dimethyl-2-(3-oxobut-1-enylamino)-3-phenylpyrazolo<1,5-a>pyrimidine 85738-42-7 C18H18N4O
    5,7-dimethyl-2-(3-oxobut-1-enylamino)-3-phenylpyrazolo<1,5-a>pyrimidine
    —— 5,6-dichloro-2-(4-methyl-benzyl)-3<i>H</i>-pyrimidin-4-one 32250-19-4 C12H10Cl2N2O
    5,6-dichloro-2-(4-methyl-benzyl)-3<i>H</i>-pyrimidin-4-one
    —— 5,6-Dichloro-N<sup>2</sup>,N<sup>4</sup>-bis-(2-chloro-ethyl)-pyrimidine-2,4-diamine; hydrochloride 31796-99-3 C8H10Cl4N4*ClH
    5,6-Dichloro-N<sup>2</sup>,N<sup>4</sup>-bis-(2-chloro-ethyl)-pyrimidine-2,4-diamine; hydrochloride
    —— {5-[3-(pyren-1-yl)propoxy]-1,3-phenylene}dimethanol 1006866-46-1 C27H24O3
    {5-[3-(pyren-1-yl)propoxy]-1,3-phenylene}dimethanol
    —— 5-(acetyloxy)-3-(4-methoxyphenyl)pentyl 3,3,3-trifluoro-2-methoxy-2-phenylpropanoate 1263799-50-3 C24H27F3O6
    5-(acetyloxy)-3-(4-methoxyphenyl)pentyl 3,3,3-trifluoro-2-methoxy-2-phenylpropanoate
    —— 5-(3-bromophenyl)-3-(4-chlorobenzylideneamino)-3,4,6,7,8,9-hexahydro-4-imino-5H,10H-pyrimido-[4,5-b]quinoline 1414973-48-0 C24H21BrClN5
    5-(3-bromophenyl)-3-(4-chlorobenzylideneamino)-3,4,6,7,8,9-hexahydro-4-imino-5H,10H-pyrimido-[4,5-b]quinoline
    —— 5-Chloro-2-phenylindole-3-semicarbazide 83506-48-3 C15H13ClN4O
    5-Chloro-2-phenylindole-3-semicarbazide
    —— 5-Naphthalen-2-yl-1,4-diphenyl-2-(4-phenylphenyl)benzo[e][1]benzothiole 1219954-00-3 C46H30S
    5-Naphthalen-2-yl-1,4-diphenyl-2-(4-phenylphenyl)benzo[e][1]benzothiole
    —— 5-[4-(9,10-Diphenylanthracen-2-yl)phenyl]-6-phenylnaphtho[2,1-b][1]benzothiole 1219954-62-7 C54H34S
    5-[4-(9,10-Diphenylanthracen-2-yl)phenyl]-6-phenylnaphtho[2,1-b][1]benzothiole
    —— (5R,6R,8R,9R,10S,13R,14S,17S)-17-Ethyl-4,4,13,14-tetramethyl-tetradecahydro-20-oxa-cyclopropa[5,6]cyclopenta[a]phenanthren-11-one 35426-30-3 C23H36O2
    (5R,6R,8R,9R,10S,13R,14S,17S)-17-Ethyl-4,4,13,14-tetramethyl-tetradecahydro-20-oxa-cyclopropa[5,6]cyclopenta[a]phenanthren-11-one
    —— 5,7-Dimethyl-6-phenylcyclohepta-pyrazol 37868-98-7 C32H28N4
    5,7-Dimethyl-6-phenylcyclohepta-pyrazol
    —— 5-(cyclopropylmethyl)-1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 2079069-46-6 C14H23BN2O2
    5-(cyclopropylmethyl)-1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
    —— 5-(3-hydroxypentyl)-2-phenylthiazole-4-carboxylic acid 113378-36-2 C15H17NO3S
    5-(3-hydroxypentyl)-2-phenylthiazole-4-carboxylic acid
    —— 5-ethyl-4-(4-methoxy-phenyl)-1,6-dimethyl-cyclohex-3-enecarboxylic acid 109692-98-0 C18H24O3
    5-ethyl-4-(4-methoxy-phenyl)-1,6-dimethyl-cyclohex-3-enecarboxylic acid
    —— 5-(4-nitrophenoxy)pyridin-2-amine 64064-67-1 C11H9N3O3
    5-(4-nitrophenoxy)pyridin-2-amine
    —— 5,18-Dimethyloctacyclo[14.10.2.27,10.02,15.03,8.09,14.020,28.023,27]triaconta-1(26),2(15),3,5,7,9,11,13,16,18,20(28),21,23(27),24,29-pentadecaene 1175710-89-0 C32H20
    5,18-Dimethyloctacyclo[14.10.2.27,10.02,15.03,8.09,14.020,28.023,27]triaconta-1(26),2(15),3,5,7,9,11,13,16,18,20(28),21,23(27),24,29-pentadecaene
    —— 5-chloro-1,1-dioxo-2,3,5-triphenyl-1λ<sup>6</sup>-thiazolidin-4-one 43055-95-4 C21H16ClNO3S
    5-chloro-1,1-dioxo-2,3,5-triphenyl-1λ<sup>6</sup>-thiazolidin-4-one
    —— 5,10-dihydro-10-oxo-5-p-tolylindeno[1,2-b]indol-9-yl acetate 1401912-97-7 C24H17NO3
    5,10-dihydro-10-oxo-5-p-tolylindeno[1,2-b]indol-9-yl acetate
    —— 5-phenyl-imidazo[2,1-<i>b</i>]thiazol-2,3-dione 2-[(4-bromo-phenyl)-hydrazone] 18220-19-4 C17H11BrN4OS
    5-phenyl-imidazo[2,1-<i>b</i>]thiazol-2,3-dione 2-[(4-bromo-phenyl)-hydrazone]
    —— 5,8-Bis-(5,6-dihydro-[1,3]dithiolo[4,5-b][1,4]dithiin-2-ylidene)-5,8-dihydro-quinoxaline 137006-49-6 C18H12N2S8
    5,8-Bis-(5,6-dihydro-[1,3]dithiolo[4,5-b][1,4]dithiin-2-ylidene)-5,8-dihydro-quinoxaline
    —— (5S)-N-(1-ethyl-1-(4-(trifluoromethyl)phenyl)propyl)-7,7-dimethyl-5-phenyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carboxamide 667930-97-4 C27H31F3N4O
    (5S)-N-(1-ethyl-1-(4-(trifluoromethyl)phenyl)propyl)-7,7-dimethyl-5-phenyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carboxamide
    —— [5-hydroxy-3-methyl-5-(trifluoromethyl)-4,5-dihydro-1Н-pyrazol-1-yl](phenyl)thioketone 1148055-45-1 C12H11F3N2OS
    [5-hydroxy-3-methyl-5-(trifluoromethyl)-4,5-dihydro-1Н-pyrazol-1-yl](phenyl)thioketone
    —— 5-(2-Oxo-2-phenylethyliden)-2-pyrrolidinon 34718-86-0 C12H11NO2
    5-(2-Oxo-2-phenylethyliden)-2-pyrrolidinon
    —— 5-(triphenylmethyl)-2,3-dihydro-1H-indole-2,3-dione  1421739-73-2 C27H19NO2
    5-(triphenylmethyl)-2,3-dihydro-1H-indole-2,3-dione 
    —— 5-acetoxypentyl isobutyrate 1310867-09-4 C11H20O4
    5-acetoxypentyl isobutyrate
    —— 5-(4-methoxyphenyl)-3-(trimethylsilyloxy)-1-pentene 132816-02-5 C15H24O2Si
    5-(4-methoxyphenyl)-3-(trimethylsilyloxy)-1-pentene
    —— (+-)-5ξ-benzyloxy-(4ar,8at)-octahydro-naphthalen-1-one 109246-41-5 C17H22O2
    (+-)-5ξ-benzyloxy-(4ar,8at)-octahydro-naphthalen-1-one
    —— 5,10,15-tris(pentafluorophenyl)-20-(4,4,5,5-tetramethyl-[1,3]dioxaborolan-2-yl)por-phyrinatozinc(II) 1212020-74-0 C44H20BF15N4O2Zn
    5,10,15-tris(pentafluorophenyl)-20-(4,4,5,5-tetramethyl-[1,3]dioxaborolan-2-yl)por-phyrinatozinc(II)