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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-[4-(5-Methoxypyrimidin-4-yl)piperazin-1-yl]pentanal 170956-86-2 C14H22N4O2
    5-[4-(5-Methoxypyrimidin-4-yl)piperazin-1-yl]pentanal
    —— (5S)-5-ethoxy-5-(hydroxymethyl)-5H-furan-2-one 476330-02-6 C7H10O4
    (5S)-5-ethoxy-5-(hydroxymethyl)-5H-furan-2-one
    —— 5-(ethylthio)-11H-pyrimido[4,5-b][1,5]benzodiazepine 434933-44-5 C13H12N4S
    5-(ethylthio)-11H-pyrimido[4,5-b][1,5]benzodiazepine
    —— 5-[[(phenyl)amino]carbonyl]amino-8-n-butyl-2-(2-furyl)-pyrazolo[4,3-e]1,2,4-triazolo[1,5-c]pyrimidine 361484-64-2 C21H20N8O2
    5-[[(phenyl)amino]carbonyl]amino-8-n-butyl-2-(2-furyl)-pyrazolo[4,3-e]1,2,4-triazolo[1,5-c]pyrimidine
    —— (5S)-2-methyl-5-[(2S)-6-oxoheptan-2-yl]cyclopentene-1-carbaldehyde 181508-77-0 C14H22O2
    (5S)-2-methyl-5-[(2S)-6-oxoheptan-2-yl]cyclopentene-1-carbaldehyde
    —— 5-(tert-butyl)-4-phenyl-6-(phenylsulfanyl)-2,3-benzo-1,3a,6a-triazapentalene 433295-89-7 C25H23N3S
    5-(tert-butyl)-4-phenyl-6-(phenylsulfanyl)-2,3-benzo-1,3a,6a-triazapentalene
    —— 5,6-O-isopropylidene-D-mannose diethyl dithioacetal 114857-32-8 C13H26O5S2
    5,6-O-isopropylidene-D-mannose diethyl dithioacetal
    —— (5aRS,11bRS)-5a,11b-dihydro-5,5-dimethyl-1-phenyl-5H,6H-<1>benzopyrano<4',3':4,5>pyrano<3,2-d>isoxazole 112296-81-8 C21H19NO3
    (5aRS,11bRS)-5a,11b-dihydro-5,5-dimethyl-1-phenyl-5H,6H-<1>benzopyrano<4',3':4,5>pyrano<3,2-d>isoxazole
    —— (5R,6aR,8R,10aR)-5-[(2S)-2-hydroxypent-4-enyl]-8-methoxy-2,2,10a-trimethyl-6,6a,7,8,9,10-hexahydro-5H-benzo[h][1,3]benzodioxin-4-one 145040-40-0 C21H32O5
    (5R,6aR,8R,10aR)-5-[(2S)-2-hydroxypent-4-enyl]-8-methoxy-2,2,10a-trimethyl-6,6a,7,8,9,10-hexahydro-5H-benzo[h][1,3]benzodioxin-4-one
    —— 5-[Butylamino-(4-chloroanilino)methylidene]-2,2-dimethyl-1,3-dioxane-4,6-dione 442520-41-4 C17H21ClN2O4
    5-[Butylamino-(4-chloroanilino)methylidene]-2,2-dimethyl-1,3-dioxane-4,6-dione
    —— 5-(2,2-Dibromoethenyl)hexacyclo[16.8.0.02,11.03,8.012,17.019,24]hexacosa-1(18),2(11),3(8),4,6,9,12,14,16,19,21,23,25-tridecaene 261617-50-9 C28H16Br2
    5-(2,2-Dibromoethenyl)hexacyclo[16.8.0.02,11.03,8.012,17.019,24]hexacosa-1(18),2(11),3(8),4,6,9,12,14,16,19,21,23,25-tridecaene
    —— 5,5'-dibromo-4,4'-bis(bromomethyl)-2,2'-bis(dibromomethyl)-3,3'-bithiophene 158362-55-1 C12H6Br8S2
    5,5'-dibromo-4,4'-bis(bromomethyl)-2,2'-bis(dibromomethyl)-3,3'-bithiophene
    —— (5S)-1-(tert-butoxycarbonyl)-7-[(1R)-(tert-butoxycarbonyl)-3-methylbutyl]-6-oxo-1,7-diazaspiro[4.5]decane 475983-17-6 C23H40N2O5
    (5S)-1-(tert-butoxycarbonyl)-7-[(1R)-(tert-butoxycarbonyl)-3-methylbutyl]-6-oxo-1,7-diazaspiro[4.5]decane
    —— 5-Bromo-1-[dimethyl(phenyl)silyl]-5-tributylstannylpentan-1-one 164669-35-6 C25H45BrOSiSn
    5-Bromo-1-[dimethyl(phenyl)silyl]-5-tributylstannylpentan-1-one
    —— (5R,6S)-6-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-7-oxo-3-(toluene-4-sulfonyloxy)-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester 226700-71-6 C29H36N2O9SSi
    (5R,6S)-6-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-7-oxo-3-(toluene-4-sulfonyloxy)-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester
    —— (5-chloro-1-phenyl-1H-pyrazol-4-yl)phenylmethanone 590410-53-0 C16H11ClN2O
    (5-chloro-1-phenyl-1H-pyrazol-4-yl)phenylmethanone
    —— 5-[(3R,4R)-3-((S)-1-Benzyloxy-ethyl)-4-carbamoyl-pent-1-ynyl]-3-(2-methoxycarbonyl-ethyl)-4-methyl-1H-pyrrole-2-carboxylic acid tert-butyl ester 145100-18-1 C29H38N2O6
    5-[(3R,4R)-3-((S)-1-Benzyloxy-ethyl)-4-carbamoyl-pent-1-ynyl]-3-(2-methoxycarbonyl-ethyl)-4-methyl-1H-pyrrole-2-carboxylic acid tert-butyl ester
    —— (5R,7R)-5,7-Bis-(tert-butyl-diphenyl-silanyloxymethyl)-[1,3,2]dioxathiocane 2,2-dioxide 191660-28-3 C39H50O6SSi2
    (5R,7R)-5,7-Bis-(tert-butyl-diphenyl-silanyloxymethyl)-[1,3,2]dioxathiocane 2,2-dioxide
    —— 5-Trimethylsilylpent-4-ynoyl chloride 68380-99-4 C8H13ClOSi
    5-Trimethylsilylpent-4-ynoyl chloride
    —— 5-Iodo-2,4,6-trimethylpyrimidine 146070-69-1 C7H9IN2
    5-Iodo-2,4,6-trimethylpyrimidine
    —— (5aRS,11bSR)-5a,11b-dihydro-5,5-dimethyl-1-phenyl-5H,6H-<1>benzopyrano<4',3':4,5>pyrano<3,2-d>isoxazole 112296-82-9 C21H19NO3
    (5aRS,11bSR)-5a,11b-dihydro-5,5-dimethyl-1-phenyl-5H,6H-<1>benzopyrano<4',3':4,5>pyrano<3,2-d>isoxazole
    —— 5-cyano-4-hydroxy-3-phenyl-2-benzoylcyanomethylene-4-thiazoline 144558-60-1 C19H11N3O2S
    5-cyano-4-hydroxy-3-phenyl-2-benzoylcyanomethylene-4-thiazoline
    —— (5R,6S,7S,8R,8aS)-6,7-cyclopropa-8-phenylselenylindolizidin-5-one 223378-31-2 C16H21NSe
    (5R,6S,7S,8R,8aS)-6,7-cyclopropa-8-phenylselenylindolizidin-5-one
    —— (5S)-13,15-dimethoxy-5-methyl-4-oxabicyclo[10.4.0]hexadeca-1(12),13,15-trien-7-yne-3,11-dione 656809-62-0 C18H20O5
    (5S)-13,15-dimethoxy-5-methyl-4-oxabicyclo[10.4.0]hexadeca-1(12),13,15-trien-7-yne-3,11-dione
    —— (5R,8R,9R)-8-tert-butyldiphenylsiloxymethyl-9-hydroxy-9-methoxycarbonyl-1,7-dioxaspiro[4.4]non-3-ene-2,6-dione 440641-07-6 C26H28O8Si
    (5R,8R,9R)-8-tert-butyldiphenylsiloxymethyl-9-hydroxy-9-methoxycarbonyl-1,7-dioxaspiro[4.4]non-3-ene-2,6-dione
    —— (5S)-<5-hydroxy-(1E,3E)-penta-1,3-dien-1-yl>-2-oxo-1,3-dioxolane-4-butanoate de methyle 148419-19-6 C13H18O6
    (5S)-<5-hydroxy-(1E,3E)-penta-1,3-dien-1-yl>-2-oxo-1,3-dioxolane-4-butanoate de methyle
    —— 5-(4-methoxy-phenyl)-1-(4-nitro-phenyl)-3-phenyl-1<i>H</i>-[1,2,4]triazole 67400-60-6 C21H16N4O3
    5-(4-methoxy-phenyl)-1-(4-nitro-phenyl)-3-phenyl-1<i>H</i>-[1,2,4]triazole
    —— 5-Phenyl-2-(1H-pyrrol-2-yl)-pyridine 176956-03-9 C15H12N2
    5-Phenyl-2-(1H-pyrrol-2-yl)-pyridine
    —— 5-(Tetrahydro-pyran-2-yloxymethyl)-3-(3,4,5-trimethoxy-phenyl)-thiophene-2-carboxylic acid methyl ester 189756-71-6 C21H26O7S
    5-(Tetrahydro-pyran-2-yloxymethyl)-3-(3,4,5-trimethoxy-phenyl)-thiophene-2-carboxylic acid methyl ester
    —— (5R,8R,9S)-8-tert-butyldiphenylsiloxymethyl-2-hydroxy-9-methoxycarbonyl-2-methyl-9-trimethylsiloxy-1,7-dioxaspiro[4.4]nonan-6-one 440641-15-6 C30H42O8Si2
    (5R,8R,9S)-8-tert-butyldiphenylsiloxymethyl-2-hydroxy-9-methoxycarbonyl-2-methyl-9-trimethylsiloxy-1,7-dioxaspiro[4.4]nonan-6-one
    —— 5,7-dihydroxy-2-(4-hydroxyphenyl)-6-[(2S,3R,4S,5S)-3,4,5-trihydroxyoxan-2-yl]-8-[(2R,3R,4S,5S)-3,4,5-trihydroxyoxan-2-yl]chromen-4-one 677021-29-3 C25H26O13
    5,7-dihydroxy-2-(4-hydroxyphenyl)-6-[(2S,3R,4S,5S)-3,4,5-trihydroxyoxan-2-yl]-8-[(2R,3R,4S,5S)-3,4,5-trihydroxyoxan-2-yl]chromen-4-one
    —— 5-[(4R,5R)-4,5-diphenyl-4,5-dihydro-1H-imidazol-2-yl]hexan-1-ol 145144-62-3 C21H26N2O
    5-[(4R,5R)-4,5-diphenyl-4,5-dihydro-1H-imidazol-2-yl]hexan-1-ol
    —— 5,7-di-tert-butyl-3-(2-hydroxybenzylidene)benzo<b>furan-2(3H)-one 146173-26-4 C23H26O3
    5,7-di-tert-butyl-3-(2-hydroxybenzylidene)benzo<b>furan-2(3H)-one
    —— 5-Isopropyl-1-methyl-1H-indole 210536-48-4 C12H15N
    5-Isopropyl-1-methyl-1H-indole
    —— 5-Ethoxymethyl-2'-deoxyuridine 5116-23-4 C12H18N2O6
    5-Ethoxymethyl-2'-deoxyuridine
    —— 5-Diphenylphosphanyl-2-hydroxybenzoic acid 182616-52-0 C19H15O3P
    5-Diphenylphosphanyl-2-hydroxybenzoic acid
    —— 5-amino-3-phenyl-1-phenylaminothioxopyrazole 65866-90-2 C16H14N4S
    5-amino-3-phenyl-1-phenylaminothioxopyrazole
    —— 5-trimethylsilyl-(2,2'-bithienyl)-5'-carbaldehyde 398517-85-6 C12H14OS2Si
    5-trimethylsilyl-(2,2'-bithienyl)-5'-carbaldehyde
    —— 5,7-dibromo-4-hydroxy-N,N-dimethyltryptamine 404887-88-3 C12H14Br2N2O
    5,7-dibromo-4-hydroxy-N,N-dimethyltryptamine
    —— 5-[[3-ethyl-4-methyl-5-[(2-methylpropan-2-yl)oxycarbonyl]-1H-pyrrol-2-yl]methyl]-4-methyl-1H-pyrrole-2-carboxylic acid 160114-52-3 C19H26N2O4
    5-[[3-ethyl-4-methyl-5-[(2-methylpropan-2-yl)oxycarbonyl]-1H-pyrrol-2-yl]methyl]-4-methyl-1H-pyrrole-2-carboxylic acid
    —— 5-(4-chlorophenyl)-1-methyl-4-nitro-2-phenyl-1,2-dihydro-3H-pyrazol-3-one 399010-24-3 C16H12ClN3O3
    5-(4-chlorophenyl)-1-methyl-4-nitro-2-phenyl-1,2-dihydro-3H-pyrazol-3-one
    —— 5-(4-diethylaminophenyl)-2-(4-cyanophenyl)oxazole 438237-79-7 C20H19N3O
    5-(4-diethylaminophenyl)-2-(4-cyanophenyl)oxazole
    —— 5-(3-Bromo-phenyl)-3-(4-nitro-phenyl)-isoxazole 651021-74-8 C15H9BrN2O3
    5-(3-Bromo-phenyl)-3-(4-nitro-phenyl)-isoxazole
    —— 5,8-dibromo-7-hydroxy-2-methyl-6H-pyrazolo(4.5.1-de)acridin-6-one 142854-01-1 C15H8Br2N2O2
    5,8-dibromo-7-hydroxy-2-methyl-6H-pyrazolo(4.5.1-de)acridin-6-one
    —— (5aS,6aR,12aS,13aR)-4-(tert-Butyl-dimethyl-silanyloxy)-4,6a-dimethyl-8-methylene-dodecahydro-1,6,12-trioxa-cyclohepta[4,5]benzo[1,2]cyclooctene-2,11-dione 205864-99-9 C23H38O6Si
    (5aS,6aR,12aS,13aR)-4-(tert-Butyl-dimethyl-silanyloxy)-4,6a-dimethyl-8-methylene-dodecahydro-1,6,12-trioxa-cyclohepta[4,5]benzo[1,2]cyclooctene-2,11-dione
    —— 5,11-dibromo-27,28-diallyloxy-25,26-dibenzyloxycalix[4]arene 507235-75-8 C48H42Br2O4
    5,11-dibromo-27,28-diallyloxy-25,26-dibenzyloxycalix[4]arene
    —— (5-Methylfuran-2-yl)-tri(propan-2-yl)silane 213339-78-7 C14H26OSi
    (5-Methylfuran-2-yl)-tri(propan-2-yl)silane
    —— 5-[[(2R,3R,4S,5R,6R)-6-[2-[1-(benzenesulfonyl)indol-3-yl]ethoxy]-4,5-bis(phenylmethoxy)-3-(pyridin-4-ylmethoxy)oxan-2-yl]methoxy]pentan-1-amine 543697-19-4 C47H53N3O8S
    5-[[(2R,3R,4S,5R,6R)-6-[2-[1-(benzenesulfonyl)indol-3-yl]ethoxy]-4,5-bis(phenylmethoxy)-3-(pyridin-4-ylmethoxy)oxan-2-yl]methoxy]pentan-1-amine
    —— (5R,7aS)-5-ethoxy-5,6,7,7a-tetrahydro-1H-pyrrolo[1,2-c][1,3]oxazol-3-one 188015-58-9 C8H13NO3
    (5R,7aS)-5-ethoxy-5,6,7,7a-tetrahydro-1H-pyrrolo[1,2-c][1,3]oxazol-3-one
    —— 5,7-di-tert-butylnaphthalene-2,3-dicarbonitrile 368863-11-0 C20H22N2
    5,7-di-tert-butylnaphthalene-2,3-dicarbonitrile