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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5α,6α-epoxy-3β-hydroxy-20-hydroxyiminopregnane 1219457-11-0 C21H33NO3
    5α,6α-epoxy-3β-hydroxy-20-hydroxyiminopregnane
    —— (5R)-5-ethyl-3-hydroxy-5-methyl-4-(4-methylsulfonyl)phenyl-5H-furan-2-one 190966-65-5 C14H16O5S
    (5R)-5-ethyl-3-hydroxy-5-methyl-4-(4-methylsulfonyl)phenyl-5H-furan-2-one
    —— 5-(3-chloro-but-2-enyl)-5-isopropyl-barbituric acid 103861-34-3 C11H15ClN2O3
    5-(3-chloro-but-2-enyl)-5-isopropyl-barbituric acid
    —— 5,7-dichloro-4-[(2-trifluoromethoxy-benzylcarbamoyl)-methoxy]-naphthalene-2-carboxylic acid 1257343-20-6 C21H14Cl2F3NO5
    5,7-dichloro-4-[(2-trifluoromethoxy-benzylcarbamoyl)-methoxy]-naphthalene-2-carboxylic acid
    —— 5'-[3-(4-Chlorophenylsulfonyl)propyl]-2'-(cyanomethoxy)-3-[(4-cyclobutyl-2-thiazolyl)methoxy]benzanilide 179104-19-9 C32H30ClN3O5S2
    5'-[3-(4-Chlorophenylsulfonyl)propyl]-2'-(cyanomethoxy)-3-[(4-cyclobutyl-2-thiazolyl)methoxy]benzanilide
    —— 5-Ethyl-1,3,3-trimethyl-2-[1-(methyl-p-tolyl-hydrazono)-ethyl]-3H-indolium 47473-06-3 C23H30N3
    5-Ethyl-1,3,3-trimethyl-2-[1-(methyl-p-tolyl-hydrazono)-ethyl]-3H-indolium
    —— 5-methyl-3-(p-tolyl)-5H-imidazo[4,5-e][1,2,4]triazin-6(7H)-one 68981-37-3 C12H11N5O
    5-methyl-3-(p-tolyl)-5H-imidazo[4,5-e][1,2,4]triazin-6(7H)-one
    —— 5-(4-Acetamino-benzolsulfonamino)-1.2.3-thiadiazol 4100-42-9 C10H10N4O3S2
    5-(4-Acetamino-benzolsulfonamino)-1.2.3-thiadiazol
    —— (5Z,7E,22E)-(1S,3R,24R)-25-hydroxymethyl-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3,24-triol 186374-18-5 C28H42O4
    (5Z,7E,22E)-(1S,3R,24R)-25-hydroxymethyl-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3,24-triol
    —— 5-[2-chloro-4-(2-ethyl-3-benzofuroyl)phenoxymethyl]tetrazole 91627-70-2 C19H15ClN4O3
    5-[2-chloro-4-(2-ethyl-3-benzofuroyl)phenoxymethyl]tetrazole
    —— 5α-acetyl-13α-[(2'S)-O-(tetrahydropyran-2-yl)-3-phenyllactate]brevifoliol 708212-76-4 C47H58O13
    5α-acetyl-13α-[(2'S)-O-(tetrahydropyran-2-yl)-3-phenyllactate]brevifoliol
    —— 5-butyl-5-furfuryl-imidazolidine-2,4-dione 55107-08-9 C12H16N2O3
    5-butyl-5-furfuryl-imidazolidine-2,4-dione
    —— 5-(1-Dimethylamino-2-methyl-propyl)-nonan-5-ol 116726-75-1 C15H33NO
    5-(1-Dimethylamino-2-methyl-propyl)-nonan-5-ol
    —— 5-(4-Methyl-benzyl)-3-p-tolyl-1H-[1,2,4]triazin-6-one 786710-79-0 C18H17N3O
    5-(4-Methyl-benzyl)-3-p-tolyl-1H-[1,2,4]triazin-6-one
    —— 5,10-Dioxotricyclo<5.3.0.0<sup>2,6</sup>>-3,8-decadien 30460-68-5 C10H8O2
    5,10-Dioxotricyclo<5.3.0.0<sup>2,6</sup>>-3,8-decadien
    —— 5-[2-(2-bromophenyl)amino-4-(4-methylphenyl)thiazol-5-yl]-6-hydroxy-1,3-dimethylpyrimidine-2,4(1H,3H)-dione 1430203-68-1 C22H19BrN4O3S
    5-[2-(2-bromophenyl)amino-4-(4-methylphenyl)thiazol-5-yl]-6-hydroxy-1,3-dimethylpyrimidine-2,4(1H,3H)-dione
    —— 5-(4-Acetoxyphenyl)-3-(2-(N-tert-butoxycarbonylamino)ethoxy)isoxazole 195715-05-0 C18H22N2O6
    5-(4-Acetoxyphenyl)-3-(2-(N-tert-butoxycarbonylamino)ethoxy)isoxazole
    —— 5-(1-thiophen-2-yl-1<i>H</i>-imidazol-2-yl)-1(2)<i>H</i>-tetrazole 67499-97-2 C8H6N6S
    5-(1-thiophen-2-yl-1<i>H</i>-imidazol-2-yl)-1(2)<i>H</i>-tetrazole
    —— 5-formyl-2-trifluoromethyl-5<i>H</i>,7<i>H</i>-benzo[<i>b</i>]benzo[4,5]imidazo[1,2-<i>d</i>][1,4]diazepine 51477-39-5 C17H12F3N3O
    5-formyl-2-trifluoromethyl-5<i>H</i>,7<i>H</i>-benzo[<i>b</i>]benzo[4,5]imidazo[1,2-<i>d</i>][1,4]diazepine
    —— 5-Brom-2,2',5'-trimethoxy-chalkon 101732-84-7 C18H17BrO4
    5-Brom-2,2',5'-trimethoxy-chalkon
    —— (5-Isopropenyl-2-methyl-3-phenylselanyl-cyclohex-1-enyloxy)-trimethyl-silane 70869-12-4 C19H28OSeSi
    (5-Isopropenyl-2-methyl-3-phenylselanyl-cyclohex-1-enyloxy)-trimethyl-silane
    —— [5-diethylamino-1-(4-nitro-phenyl)-1<i>H</i>-[1,2,3]triazol-4-yl]-trimethylsilanyl-maleic acid dimethyl ester 67395-89-5 C21H29N5O6Si
    [5-diethylamino-1-(4-nitro-phenyl)-1<i>H</i>-[1,2,3]triazol-4-yl]-trimethylsilanyl-maleic acid dimethyl ester
    —— 5-benzo[1,3]dioxol-5-yl-3-(3,4-dimethyl-phenyl)-1-propionyl-4,5-dihydro-1<i>H</i>-pyrazole 70690-81-2 C21H22N2O3
    5-benzo[1,3]dioxol-5-yl-3-(3,4-dimethyl-phenyl)-1-propionyl-4,5-dihydro-1<i>H</i>-pyrazole
    —— 5,8,11,14,17-Pentaoxa-bicyclo[19.2.2]pentacosa-1(24),21(25),22-triene 70234-42-3 C20H32O5
    5,8,11,14,17-Pentaoxa-bicyclo[19.2.2]pentacosa-1(24),21(25),22-triene
    —— 5β-androstane-3α,17β-diyl 3-tosylate 17-pivalate 141022-72-2 C31H46O5S
    5β-androstane-3α,17β-diyl 3-tosylate 17-pivalate
    —— 5,6:7,8-bis(dimethylsilyldioxy)<4>radialene 123624-33-9 C28H48O4Si2
    5,6:7,8-bis(dimethylsilyldioxy)<4>radialene
    —— 5,6a,7,7a-tetrahydro-cyclopropa[e]naphtho[1,2-c][1,2]thiazine 6-oxide 30122-25-9 C13H11NOS
    5,6a,7,7a-tetrahydro-cyclopropa[e]naphtho[1,2-c][1,2]thiazine 6-oxide
    —— 5-acetoxy-4,8-di-tert-butyl-2-(4-methoxyphenyl)-2H-naphtho[1,8-bc]furan 872585-84-7 C28H32O4
    5-acetoxy-4,8-di-tert-butyl-2-(4-methoxyphenyl)-2H-naphtho[1,8-bc]furan
    —— (5R)-3-[6-({5-[3-(cyclopentylsulfonyl)phenyl]pentyl}oxy)hexyl]-5-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-1,3-oxazolidin-2-one 686351-19-9 C35H49NO7S
    (5R)-3-[6-({5-[3-(cyclopentylsulfonyl)phenyl]pentyl}oxy)hexyl]-5-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-1,3-oxazolidin-2-one
    —— 5-(2,6-difluorophenyl)-3-(2-thienyl)-pyrazoline 1097965-26-8 C13H10F2N2S
    5-(2,6-difluorophenyl)-3-(2-thienyl)-pyrazoline
    —— 5-amino-4-(3-chloro-phenyl)-2-(2-cyano-ethoxy)-thieno[2,3-d]pyrimidine-6-carboxylic acid amide 1259878-50-6 C16H12ClN5O2S
    5-amino-4-(3-chloro-phenyl)-2-(2-cyano-ethoxy)-thieno[2,3-d]pyrimidine-6-carboxylic acid amide
    —— 5-[3-(10-Naphthalen-1-ylanthracen-9-yl)phenyl]-14,21-diazapentacyclo[12.7.0.02,7.08,13.015,20]henicosa-1(21),2(7),3,5,8(13),9,11,15,17,19-decaene-11-carbonitrile 1228266-87-2 C50H29N3
    5-[3-(10-Naphthalen-1-ylanthracen-9-yl)phenyl]-14,21-diazapentacyclo[12.7.0.02,7.08,13.015,20]henicosa-1(21),2(7),3,5,8(13),9,11,15,17,19-decaene-11-carbonitrile
    —— 5-Methyl 3-(1-methylethyl) 2-((5-amino-1H-1,2,4-triazol-1-yl)methyl)-4-(3-chloro-6-fluoro-2-(trifluoromethyl)phenyl)-6-(fluoromethyl)-1,4-dihydro-3,5-pyridinedicarboxylate 112639-98-2 C22H21ClF5N5O4
    5-Methyl 3-(1-methylethyl) 2-((5-amino-1H-1,2,4-triazol-1-yl)methyl)-4-(3-chloro-6-fluoro-2-(trifluoromethyl)phenyl)-6-(fluoromethyl)-1,4-dihydro-3,5-pyridinedicarboxylate
    —— 5-hydroxy-5-methyl-isoxazolidine-2,3-dicarboxylic acid 2-benzyl ester 3-ethyl ester 1096016-97-5 C15H19NO6
    5-hydroxy-5-methyl-isoxazolidine-2,3-dicarboxylic acid 2-benzyl ester 3-ethyl ester
    —— (5-bromo-2-(1-(methoxyimino)ethyl)phenyl)(4-chlorophenyl)methanone 1240389-14-3 C16H13BrClNO2
    (5-bromo-2-(1-(methoxyimino)ethyl)phenyl)(4-chlorophenyl)methanone
    —— 5-fluoro-4-(2-(5-fluoro-6-(4-fluoro-3-(trifluoromethyl)phenoxy)pyridin-3-yl)ethoxy)-1-((2-methoxypyrimidin-5-yl)methyl)pyrimidin-2(1H)-one 1381791-66-7 C24H17F6N5O4
    5-fluoro-4-(2-(5-fluoro-6-(4-fluoro-3-(trifluoromethyl)phenoxy)pyridin-3-yl)ethoxy)-1-((2-methoxypyrimidin-5-yl)methyl)pyrimidin-2(1H)-one
    —— 5-(2-dimethylamino-ethyl)-5-(3-methoxy-phenyl)-4-methyl-2,6-dioxo-piperidine-3-carboxylic acid ethyl ester 53873-42-0 C20H28N2O5
    5-(2-dimethylamino-ethyl)-5-(3-methoxy-phenyl)-4-methyl-2,6-dioxo-piperidine-3-carboxylic acid ethyl ester
    —— (5R,6S)-6-((R)-1-Allyloxycarbonyloxy-ethyl)-3-(7-hydroxymethyl-naphthalen-2-yl)-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid allyl ester 136924-62-4 C27H27NO7
    (5R,6S)-6-((R)-1-Allyloxycarbonyloxy-ethyl)-3-(7-hydroxymethyl-naphthalen-2-yl)-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid allyl ester
    —— (5R,6S)-5,6-Bis-(tert-butyl-dimethyl-silanyloxymethyl)-1,4-dimethyl-cyclohexa-1,3-diene 142634-51-3 C22H44O2Si2
    (5R,6S)-5,6-Bis-(tert-butyl-dimethyl-silanyloxymethyl)-1,4-dimethyl-cyclohexa-1,3-diene
    —— 5-Hydroxy-2,4-dimethyl-undecen-(2)-saeure-(1)-ethylester 101083-35-6 C15H28O3
    5-Hydroxy-2,4-dimethyl-undecen-(2)-saeure-(1)-ethylester
    —— 5-chloro-N-[2-(4-chloro-phenyl)-ethyl]-2-ethylamino-N-(4-trifluoromethoxy-benzyl)-benzamide 946117-94-8 C25H23Cl2F3N2O2
    5-chloro-N-[2-(4-chloro-phenyl)-ethyl]-2-ethylamino-N-(4-trifluoromethoxy-benzyl)-benzamide
    —— 5-(4,4'-dimethyl-[1,1';2',1'';2'',1''']quaterphenyl-2-yl)-3,7-dimethyl-5<i>H</i>-benzo[<i>b</i>]phosphindole 59313-82-5 C40H33P
    5-(4,4'-dimethyl-[1,1';2',1'';2'',1''']quaterphenyl-2-yl)-3,7-dimethyl-5<i>H</i>-benzo[<i>b</i>]phosphindole
    —— 5-((1<i>RS</i>,2<i>SR</i>)-1,2-dibromo-2-phenyl-ethyl)-2,2,2-trimethoxy-3,3-bis-trifluoromethyl-2,3-dihydro-2λ<sup>5</sup>-[1,4,2]oxazaphosphole 58790-99-1 C15H16Br2F6NO4P
    5-((1<i>RS</i>,2<i>SR</i>)-1,2-dibromo-2-phenyl-ethyl)-2,2,2-trimethoxy-3,3-bis-trifluoromethyl-2,3-dihydro-2λ<sup>5</sup>-[1,4,2]oxazaphosphole
    —— 5-chloro-6-(3-chlorobenzyl)-7-hydroxypyrazolo[1,5-a]pyrimidine-3-carbonitrile 1333257-46-7 C14H8Cl2N4O
    5-chloro-6-(3-chlorobenzyl)-7-hydroxypyrazolo[1,5-a]pyrimidine-3-carbonitrile
    —— 5-phosphonomethyl-8-(carboxymethoxy)quinoline 1452589-32-0 C12H12NO6P
    5-phosphonomethyl-8-(carboxymethoxy)quinoline
    —— 5-(2,6-dimethoxy-naphthalen-1-yl)-2-phenyl-oxazole 95697-60-2 C21H17NO3
    5-(2,6-dimethoxy-naphthalen-1-yl)-2-phenyl-oxazole
    —— 5,7-dimethyl-3-(5-nitro-furan-2-yl)-[1,2,4]triazolo[4,3-<i>a</i>]pyrimidine 33592-09-5 C11H9N5O3
    5,7-dimethyl-3-(5-nitro-furan-2-yl)-[1,2,4]triazolo[4,3-<i>a</i>]pyrimidine
    —— 5-Chloro-2-(2-chlorophenyl)-4-methylpent-3-enoic acid;5-chloro-2,4-dimethylpent-3-enoic acid;5-chloro-2-(4-methoxyphenyl)-4-methylpent-3-enoic acid;4-(chloromethyl)-2-(2-chlorophenyl)hex-3-enoic acid;4-(chloromethyl)-2-(4-methoxyphenyl)hex-3-enoic acid;4-(chloromethyl)-2-methylhex-3-enoic acid;4-(chloromethyl)-2-phenylhex-3-enoic acid;5-chloro-4-methyl-2-phenylpent-3-enoic acid 223749-36-8 C92H110Cl10O18
    5-Chloro-2-(2-chlorophenyl)-4-methylpent-3-enoic acid;5-chloro-2,4-dimethylpent-3-enoic acid;5-chloro-2-(4-methoxyphenyl)-4-methylpent-3-enoic acid;4-(chloromethyl)-2-(2-chlorophenyl)hex-3-enoic acid;4-(chloromethyl)-2-(4-methoxyphenyl)hex-3-enoic acid;4-(chloromethyl)-2-methylhex-3-enoic acid;4-(chloromethyl)-2-phenylhex-3-enoic acid;5-chloro-4-methyl-2-phenylpent-3-enoic acid
    —— 5-bromo-4-(3,4-dimethyl-phenyl)-thiazol-2-ylamine 104115-63-1 C11H11BrN2S
    5-bromo-4-(3,4-dimethyl-phenyl)-thiazol-2-ylamine
    —— 5-Prop-1-ynyl-1-(2,3,5-tri-O-valeryl-β-D-arabinofuranosyl)uracil 126445-59-8 C27H38N2O9
    5-Prop-1-ynyl-1-(2,3,5-tri-O-valeryl-β-D-arabinofuranosyl)uracil