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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-Ethyl-3-(4-nitro-phenyl)-3H-[1,3,4]thiadiazol-2-one 72078-73-0 C10H9N3O3S
    5-Ethyl-3-(4-nitro-phenyl)-3H-[1,3,4]thiadiazol-2-one
    —— 5-Methyl-7-(p-tolyl)-pyrido<3,4-d>pyridazin-1,4(2H,3H)-dion 57961-63-4 C15H13N3O2
    5-Methyl-7-(p-tolyl)-pyrido<3,4-d>pyridazin-1,4(2H,3H)-dion
    —— 5-(2-cyano-ethyl)-2,2,3,3,7,7,9-heptamethyl-1,4,6-trioxa-9-aza-5λ<sup>5</sup>-phospha-spiro[4.4]nonane 67622-72-4 C14H27N2O3P
    5-(2-cyano-ethyl)-2,2,3,3,7,7,9-heptamethyl-1,4,6-trioxa-9-aza-5λ<sup>5</sup>-phospha-spiro[4.4]nonane
    —— 5-Brom-8-isopropyl-pyrido<3,2-d>tropolon 108989-03-3 C13H12BrNO2
    5-Brom-8-isopropyl-pyrido<3,2-d>tropolon
    —— 5-Chlor-3-acetyl-1,3,4-thiodiazolidon-(2)-azin 114304-54-0 C8H6Cl2N6O2S2
    5-Chlor-3-acetyl-1,3,4-thiodiazolidon-(2)-azin
    —— 5β-Hydroxy-1,5-seco-2,3,4-tris-nor-17β-nitryloxy-5α-oestran-saeure-(1)-methylester 97809-75-1 C16H25NO6
    5β-Hydroxy-1,5-seco-2,3,4-tris-nor-17β-nitryloxy-5α-oestran-saeure-(1)-methylester
    —— 5,11,17,23,29,35,41,47-octaphenyl-49,50,51,52,53,54,55,56-octamethoxycalix<8>arene 99033-33-7 C112H96O8
    5,11,17,23,29,35,41,47-octaphenyl-49,50,51,52,53,54,55,56-octamethoxycalix<8>arene
    —— 5-chloro-3-ethyl-1H-pyrrolo[3,2-b]pyridine 1638760-05-0 C9H9ClN2
    5-chloro-3-ethyl-1H-pyrrolo[3,2-b]pyridine
    —— 5-methylsulfanyl-8-propyl-[1,2,4]triazolo[4,3-<i>c</i>]pyrimidin-3-ylamine 30150-39-1 C9H13N5S
    5-methylsulfanyl-8-propyl-[1,2,4]triazolo[4,3-<i>c</i>]pyrimidin-3-ylamine
    —— 5-[3-methyl-1-phenyl-4-(pyrrol-1-yl)-1H-thieno[2,3-c]pyrazol-5-yl]-1,3,4-oxadiazole-2(3H)-thione 881760-69-6 C18H13N5OS2
    5-[3-methyl-1-phenyl-4-(pyrrol-1-yl)-1H-thieno[2,3-c]pyrazol-5-yl]-1,3,4-oxadiazole-2(3H)-thione
    —— (5S,6R,7R)-6,7-dibenzyloxy-5-benzyloxymethyl-4-azaspiro[2.4]heptane 885669-88-5 C28H31NO3
    (5S,6R,7R)-6,7-dibenzyloxy-5-benzyloxymethyl-4-azaspiro[2.4]heptane
    —— 5-Amino-1-methyl-3-methylsulfanyl-6H-cyclopenta[c]thiophene-4-carbonitrile 40990-39-4 C10H10N2S2
    5-Amino-1-methyl-3-methylsulfanyl-6H-cyclopenta[c]thiophene-4-carbonitrile
    —— 5-amino-1-(3-chloro-phenyl)-3-methyl-imidazolidine-2,4-dione 37644-76-1 C10H10ClN3O2
    5-amino-1-(3-chloro-phenyl)-3-methyl-imidazolidine-2,4-dione
    —— 5-bromo-1-(4-methoxy-phenyl)-1<i>H</i>-pyrazole-3,4-dicarboxylic acid dimethyl ester 54624-73-6 C14H13BrN2O5
    5-bromo-1-(4-methoxy-phenyl)-1<i>H</i>-pyrazole-3,4-dicarboxylic acid dimethyl ester
    —— 5,6,7,8-Tetrahydro-6,8-dimethyl-5-oxo-2-phenylpyrido<2,3-d>pyrimidin-6-carbonitril 57047-24-2 C16H14N4O
    5,6,7,8-Tetrahydro-6,8-dimethyl-5-oxo-2-phenylpyrido<2,3-d>pyrimidin-6-carbonitril
    —— 5-(3,4-dimethoxy-benzyl)-6-methyl-1<i>H</i>-pyrimidine-2,4-dione 56245-31-9 C14H16N2O4
    5-(3,4-dimethoxy-benzyl)-6-methyl-1<i>H</i>-pyrimidine-2,4-dione
    —— 5-(4-fluorophenyl)-3-(3-methoxyphenyl)-1H-1,2,4-triazole 1215904-89-4 C15H12FN3O
    5-(4-fluorophenyl)-3-(3-methoxyphenyl)-1H-1,2,4-triazole
    —— 5-Dimethylaminomethyl-4-ethyl-3-methyl-pyrrol-2-carbonsaeure-benzylester 13219-64-2 C18H24N2O2
    5-Dimethylaminomethyl-4-ethyl-3-methyl-pyrrol-2-carbonsaeure-benzylester
    —— 5,5-dimethyl-2-(3-(trimethylsilyl)propyl)-[1,3,2]dioxaborinane 1036038-24-0 C11H25BO2Si
    5,5-dimethyl-2-(3-(trimethylsilyl)propyl)-[1,3,2]dioxaborinane
    —— 5-Phenyl-bicyclo[3.2.2]nona-6,8-dien-2-one 109324-27-8 C15H14O
    5-Phenyl-bicyclo[3.2.2]nona-6,8-dien-2-one
    —— (5-piperidino-15-cyano-10,20-bis(3,5-di-tert-butylphenyl)porphyrinato)zinc(II) 1023596-57-7 C54H60N6Zn
    (5-piperidino-15-cyano-10,20-bis(3,5-di-tert-butylphenyl)porphyrinato)zinc(II)
    —— 5-dimethylamino-1<i>H</i>-[1,2,4]triazin-6-one 59631-83-3 C5H8N4O
    5-dimethylamino-1<i>H</i>-[1,2,4]triazin-6-one
    —— 5,5-diphenyl-3,4-diazatricyclo<5.2.1.02,6>deca-3,8-diene-endo-cis-2,6-dicarboxylic anhydride 128608-78-6 C22H16N2O3
    5,5-diphenyl-3,4-diazatricyclo<5.2.1.02,6>deca-3,8-diene-endo-cis-2,6-dicarboxylic anhydride
    —— 5-Ethoxy-1-[6-[3-methyl-2-[[2-(oxan-4-yl)-1,3-dihydroisoindol-5-yl]methoxy]phenyl]pyridin-2-yl]pyrazole-4-carboxylic acid 1579945-46-2 C32H34N4O5
    5-Ethoxy-1-[6-[3-methyl-2-[[2-(oxan-4-yl)-1,3-dihydroisoindol-5-yl]methoxy]phenyl]pyridin-2-yl]pyrazole-4-carboxylic acid
    —— (5R)-5-bromo-Δ6-PGI1 bis(t-butyldimethylsilyl ether) methyl ester 84774-38-9 C33H61BrO5Si2
    (5R)-5-bromo-Δ6-PGI1 bis(t-butyldimethylsilyl ether) methyl ester
    —— 5α-acetoxyandrostan-3β-ol 53314-88-8 C21H34O3
    5α-acetoxyandrostan-3β-ol
    —— 5,5-dimethoxy-2-methyl-2-pentene 79439-29-5 C8H16O2
    5,5-dimethoxy-2-methyl-2-pentene
    —— (5aR,6S,6aS)-ethyl 3-((4’-(3-hydroxy-2-(hydroxymethyl)-2-methylpropoxy)-2’,6’-dimethyl-[1,1‘-biphenyl]-3-yl)methoxy)-5,5a,6,6a-tetrahydrocyclopropa[4,5]cyclopenta[1,2-c]pyridine-6-carboxylate 1544740-09-1 C32H37NO6
    (5aR,6S,6aS)-ethyl 3-((4’-(3-hydroxy-2-(hydroxymethyl)-2-methylpropoxy)-2’,6’-dimethyl-[1,1‘-biphenyl]-3-yl)methoxy)-5,5a,6,6a-tetrahydrocyclopropa[4,5]cyclopenta[1,2-c]pyridine-6-carboxylate
    —— 5-tributylstannyl-3H-1,3-thiazole-2-thione 446285-85-4 C15H29NS2Sn
    5-tributylstannyl-3H-1,3-thiazole-2-thione
    —— (5E)-5,6-difluoro-2,7-dimethylnona-2,5-dien-4-one 102675-98-9 C11H16F2O
    (5E)-5,6-difluoro-2,7-dimethylnona-2,5-dien-4-one
    —— 5-amino-4-butyl-4-methyl-2,4-dihydro-pyrazol-3-one 857222-87-8 C8H15N3O
    5-amino-4-butyl-4-methyl-2,4-dihydro-pyrazol-3-one
    —— 5-[1-(4-Bromo-phenyl)-meth-(Z)-ylidene]-2-(4-dimethylamino-phenyl)-3-(2-mercapto-phenyl)-thiazolidin-4-one 128921-79-9 C24H21BrN2OS2
    5-[1-(4-Bromo-phenyl)-meth-(Z)-ylidene]-2-(4-dimethylamino-phenyl)-3-(2-mercapto-phenyl)-thiazolidin-4-one
    —— 5-(4-bromobut-3-ynyl)penta-1,3-diene 873694-86-1 C9H11BrO
    5-(4-bromobut-3-ynyl)penta-1,3-diene
    —— 5,5-dimethyl-3-phenyldihydrofuran-2(3H)-one oxime 1161790-05-1 C12H15NO2
    5,5-dimethyl-3-phenyldihydrofuran-2(3H)-one oxime
    —— 5-(morpholin-4-yl)-6-(2,4,6-trifluorophenyl)-7-chloroimidazo[1,2-a]pyrimidine 502500-63-2 C16H12ClF3N4O
    5-(morpholin-4-yl)-6-(2,4,6-trifluorophenyl)-7-chloroimidazo[1,2-a]pyrimidine
    —— 5-Hexyl-3-(2-hydroxyphenyl)oxazolidin-2-one 1228454-83-8 C15H21NO3
    5-Hexyl-3-(2-hydroxyphenyl)oxazolidin-2-one
    —— 5-benzylamino-4,4-dibenzyl-pent-1-ene 615268-36-5 C26H29N
    5-benzylamino-4,4-dibenzyl-pent-1-ene
    —— 5-bromo-2-hydroxypyrimidine 154115-77-2 C4H3BrN2O*ClH
    5-bromo-2-hydroxypyrimidine
    —— 5-(2-aminoethyl)-3-(4-methoxyphenyl)-7-(toluene-4-sulfonyl)-2,3-dihydro-1H,7H-pyrrolo[3,2-f]indole-4,8-dione 1132806-28-0 C26H25N3O5S
    5-(2-aminoethyl)-3-(4-methoxyphenyl)-7-(toluene-4-sulfonyl)-2,3-dihydro-1H,7H-pyrrolo[3,2-f]indole-4,8-dione
    —— 5-(2-hydroxyanilinomethylene)-1,3-di(2-methoxyphenyl)-2-thiobarbituric acid 259791-86-1 C25H21N3O5S
    5-(2-hydroxyanilinomethylene)-1,3-di(2-methoxyphenyl)-2-thiobarbituric acid
    —— 5-benzyloxy-2-(4-ethoxy-benzyl)-3<i>H</i>-pyrimidin-4-one 55342-62-6 C20H20N2O3
    5-benzyloxy-2-(4-ethoxy-benzyl)-3<i>H</i>-pyrimidin-4-one
    —— 5-Hydroxy-1,3-diphenyl-2H-benzo<f>isoindol-4,9-dion 55280-00-7 C24H15NO3
    5-Hydroxy-1,3-diphenyl-2H-benzo<f>isoindol-4,9-dion
    —— 5-(chloromethyl)furan-2-sulfonamide 56038-67-6 C5H6ClNO3S
    5-(chloromethyl)furan-2-sulfonamide
    —— 5-methoxy-2,7-dimethyl-2-(pent-4-yn-1-yl)-3,4-dihydronaphthalen-1(2H)-one 1164200-16-1 C18H22O2
    5-methoxy-2,7-dimethyl-2-(pent-4-yn-1-yl)-3,4-dihydronaphthalen-1(2H)-one
    —— 5-(dimethylamino-methyl)-2-naphthalen-2-yl-[1,3]thiazine-4,6-dione 1834-44-2 C17H16N2O2S
    5-(dimethylamino-methyl)-2-naphthalen-2-yl-[1,3]thiazine-4,6-dione
    —— 5-Hydroxy-7-methoxy-2-phenylpyrimido<4,5-b>chinolin 55396-92-4 C18H13N3O2
    5-Hydroxy-7-methoxy-2-phenylpyrimido<4,5-b>chinolin
    —— 5-benzyloxy-2-(4-propoxy-benzyl)-3<i>H</i>-pyrimidin-4-one 55342-63-7 C21H22N2O3
    5-benzyloxy-2-(4-propoxy-benzyl)-3<i>H</i>-pyrimidin-4-one
    —— 5-Amino-4(2-benzoyl-4-chloranilino)pyrimidin 54184-76-8 C17H13ClN4O
    5-Amino-4(2-benzoyl-4-chloranilino)pyrimidin
    —— 5-tert-butyl-4-cyano-2-methyl-2H-pyrazole-3-carboxylic acid (4-bromo-2-nitro-6-trifluoromethyl-phenyl)-amide 1392518-60-3 C17H15BrF3N5O3
    5-tert-butyl-4-cyano-2-methyl-2H-pyrazole-3-carboxylic acid (4-bromo-2-nitro-6-trifluoromethyl-phenyl)-amide
    —— 5-Chloro-1-[4-(4-chloro-phenoxy)-but-2-ynyl]-2-(4-chloro-phenoxymethyl)-3-ethoxymethyl-1H-indole 56264-29-0 C28H24Cl3NO3
    5-Chloro-1-[4-(4-chloro-phenoxy)-but-2-ynyl]-2-(4-chloro-phenoxymethyl)-3-ethoxymethyl-1H-indole