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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,6-Benzo-7,8-homo-2-methoxyazocin 68000-99-7 C13H13NO
    5,6-Benzo-7,8-homo-2-methoxyazocin
    —— 5-methyl-4-styryl-4,5-dihydro-pyrazole-3,3-dicarboxylic acid diethyl ester 66684-88-6 C18H22N2O4
    5-methyl-4-styryl-4,5-dihydro-pyrazole-3,3-dicarboxylic acid diethyl ester
    —— 5-acetyl-3-methyl-2-nitro-5,6,7,8-tetrahydro-furo[3,2-<i>c</i>]azepin-4-one 61190-62-3 C11H12N2O5
    5-acetyl-3-methyl-2-nitro-5,6,7,8-tetrahydro-furo[3,2-<i>c</i>]azepin-4-one
    —— (5S)-5-[(3aR,5R,6S,6aR)-6-methoxy-2,2-dimethylperhydrofuro[2,3-d][1,3]dioxol-5-yl]-5-[(tert-butoxycarbonyl)amino]pentanoic acid 1173920-79-0 C18H31NO8
    (5S)-5-[(3aR,5R,6S,6aR)-6-methoxy-2,2-dimethylperhydrofuro[2,3-d][1,3]dioxol-5-yl]-5-[(tert-butoxycarbonyl)amino]pentanoic acid
    —— 5-(3-Chlorophenyl)-3-[1-[2,3-difluoro-4-[3-(methylamino)propoxy]phenyl]tetrazol-5-yl]pyridin-2-amine 1224209-98-6 C22H20ClF2N7O
    5-(3-Chlorophenyl)-3-[1-[2,3-difluoro-4-[3-(methylamino)propoxy]phenyl]tetrazol-5-yl]pyridin-2-amine
    —— 5-tert-Butyl-1-ethyl-3-isopropyl-6,7-dihydro-1H-pyrazolo[4,3-e][1,4]diazepin-8-ylidenecyanamide 349497-05-8 C16H24N6
    5-tert-Butyl-1-ethyl-3-isopropyl-6,7-dihydro-1H-pyrazolo[4,3-e][1,4]diazepin-8-ylidenecyanamide
    —— 5-chloro-2-{3-[3-(methylsulfonyl)phenoxy]phenyl}quinoxaline 1225651-38-6 C21H15ClN2O3S
    5-chloro-2-{3-[3-(methylsulfonyl)phenoxy]phenyl}quinoxaline
    —— 5-(1H-indol-5-yl)-8,8-dimethyl-2,6,7,9-tetrahydropyrazolo[3,4-c]isoquinolin-1-amine 1225069-00-0 C20H21N5
    5-(1H-indol-5-yl)-8,8-dimethyl-2,6,7,9-tetrahydropyrazolo[3,4-c]isoquinolin-1-amine
    —— (5R)-5-[2-(3-amino-1-methylindazol-6-yl)ethynyl]-5-[(5-methoxy-3-oxo-1H-isoindol-2-yl)methyl]imidazolidine-2,4-dione 1226986-79-3 C23H20N6O4
    (5R)-5-[2-(3-amino-1-methylindazol-6-yl)ethynyl]-5-[(5-methoxy-3-oxo-1H-isoindol-2-yl)methyl]imidazolidine-2,4-dione
    —— 5-bromo-1-(pyren-1-yl)pentan-1-one 1186417-70-8 C21H17BrO
    5-bromo-1-(pyren-1-yl)pentan-1-one
    —— 5-(5-methyl-1H-pyrazol-3-yl)-1,3,5-dithiazinane 1320357-11-6 C7H11N3S2
    5-(5-methyl-1H-pyrazol-3-yl)-1,3,5-dithiazinane
    —— 5-(furan-2-yl)-3-(4-nitrophenyl)-1-phenyl-1H-pyrazole 1485636-18-7 C19H13N3O3
    5-(furan-2-yl)-3-(4-nitrophenyl)-1-phenyl-1H-pyrazole
    —— 5-ferrocenyl-3-(3-fluorophenyl)-1,2,4-oxadiazole 1608090-94-3 C18H13FFeN2O
    5-ferrocenyl-3-(3-fluorophenyl)-1,2,4-oxadiazole
    —— 5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinoline 1,2-dicarboxylic acid 1220339-77-4 C13H11NO4
    5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinoline 1,2-dicarboxylic acid
    —— 5-methoxy-1-phenylpent-1-en-3-one 121682-02-8 C12H14O2
    5-methoxy-1-phenylpent-1-en-3-one
    —— 5-(2-methylpyrimidin-5-yl)-2-(phenoxymethyl)-6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one 1382782-38-8 C18H17N5O2
    5-(2-methylpyrimidin-5-yl)-2-(phenoxymethyl)-6,7-dihydropyrazolo[1,5-a]pyrazin-4(5H)-one
    —— 5-ethoxy-6-methyl-3,3,7,7-tetrakis-trifluoromethyl-3<i>H</i>,7<i>H</i>-pyrazolo[1,2-<i>a</i>]pyrazole-1-carboxylic acid methyl ester 67374-47-4 C15H12F12N2O3
    5-ethoxy-6-methyl-3,3,7,7-tetrakis-trifluoromethyl-3<i>H</i>,7<i>H</i>-pyrazolo[1,2-<i>a</i>]pyrazole-1-carboxylic acid methyl ester
    —— 5,6-dimethoxy-8-methyl-1,2,3,3a,9,9a-hexahydropyrrolizino[1,2-b]indol-9-one 1155866-68-4 C16H18N2O3
    5,6-dimethoxy-8-methyl-1,2,3,3a,9,9a-hexahydropyrrolizino[1,2-b]indol-9-one
    —— 5-bromo-2-hydroxybenzaldehyde-4-triphenylmethylthiosemicarbazone 1137267-05-0 C27H22BrN3OS
    5-bromo-2-hydroxybenzaldehyde-4-triphenylmethylthiosemicarbazone
    —— 5-nitro-1-(5-nitro-pyridin-2-yl)-1<i>H</i>-indazole 65092-60-6 C12H7N5O4
    5-nitro-1-(5-nitro-pyridin-2-yl)-1<i>H</i>-indazole
    —— 5,5''-Dibromo-[2,2';3',2'']terfuran-4',5'-dicarboxylic acid dimethyl ester 65471-61-6 C16H10Br2O7
    5,5''-Dibromo-[2,2';3',2'']terfuran-4',5'-dicarboxylic acid dimethyl ester
    —— 5-methyl-6-nitro-pyridine-2-carboxylic acid methyl ester 65169-54-2 C8H8N2O4
    5-methyl-6-nitro-pyridine-2-carboxylic acid methyl ester
    —— (5H,11H-benzo[e]pyrrolo[1,2-a][1,4]diazepin-10-yl)-[1-(3-methoxyphenyl)piperidin-4-yl]methanone 1241894-31-4 C25H27N3O2
    (5H,11H-benzo[e]pyrrolo[1,2-a][1,4]diazepin-10-yl)-[1-(3-methoxyphenyl)piperidin-4-yl]methanone
    —— 5-(aminomethyl)-1-methyl-1,3-dihydro-2H-benzimidazol-2-one, hydrochloride 916162-77-1 C9H11N3O*ClH
    5-(aminomethyl)-1-methyl-1,3-dihydro-2H-benzimidazol-2-one, hydrochloride
    —— 5-Hydroxy-2-propoxymethyl-pyran-4-one 138597-46-3 C9H12O4
    5-Hydroxy-2-propoxymethyl-pyran-4-one
    —— 5-O-(tert-Butyldimethylsilyl)-7-desoxy-1,2-O-isopropyliden-3,6-di-O-(methoxymethyl)-β-L-glycero-L-ido-octofuranose 150661-27-1 C21H42O9Si
    5-O-(tert-Butyldimethylsilyl)-7-desoxy-1,2-O-isopropyliden-3,6-di-O-(methoxymethyl)-β-L-glycero-L-ido-octofuranose
    —— 5-(2-piperidin-1-yl-ethyl)-2,3-dihydro-5<i>H</i>-benzo[<i>b</i>][1,4]thiazepin-4-one 38824-38-3 C16H22N2OS
    5-(2-piperidin-1-yl-ethyl)-2,3-dihydro-5<i>H</i>-benzo[<i>b</i>][1,4]thiazepin-4-one
    —— 5-methyl-2-vinylbenzimidazole 1079857-52-5 C10H10N2
    5-methyl-2-vinylbenzimidazole
    —— 5-tert-butyl-3-(pyridin-2-yl)benzo[d]isoxazole-4,7-diol 1449422-24-5 C16H16N2O3
    5-tert-butyl-3-(pyridin-2-yl)benzo[d]isoxazole-4,7-diol
    —— 5-Diethylaminomethyl-2-furancarboxylic acid diethylamide 19260-72-1 C14H24N2O2
    5-Diethylaminomethyl-2-furancarboxylic acid diethylamide
    —— 5-Hydroxy-2-methyl-2-(2-methylpenta-1,3-dien-1-yl)thiophen-3(2H)-one 646517-39-7 C11H14O2S
    5-Hydroxy-2-methyl-2-(2-methylpenta-1,3-dien-1-yl)thiophen-3(2H)-one
    —— 5-bromo-2-(2-trifluoromethoxy-phenoxy)-thiazole 1384191-75-6 C10H5BrF3NO2S
    5-bromo-2-(2-trifluoromethoxy-phenoxy)-thiazole
    —— 5,7,2',4'-tetraacetoxyflavone 104777-82-4 C23H18O10
    5,7,2',4'-tetraacetoxyflavone
    —— 5-hexyl-3-[4-(1H-imidazol-1-yl)phenyl]-1,3-oxazolidin-2-one 1174336-52-7 C18H23N3O2
    5-hexyl-3-[4-(1H-imidazol-1-yl)phenyl]-1,3-oxazolidin-2-one
    —— [(5R)-5-methyl-2-prop-1-en-2-ylcyclohexen-1-yl] trifluoromethanesulfonate 1393110-56-9 C11H15F3O3S
    [(5R)-5-methyl-2-prop-1-en-2-ylcyclohexen-1-yl] trifluoromethanesulfonate
    —— 5-nitro-3-pyrrolidin-1-ylmethyl-indole 3414-68-4 C13H15N3O2
    5-nitro-3-pyrrolidin-1-ylmethyl-indole
    —— 5-chloro-N-((1-(2-(methyl(2-(methylamino)ethyl)amino)-4-(2-oxopyridin-1(2H)-yl)phenyl)-1H-1,2,3-triazol-4-yl)methyl)thiophene-2-carboxamide 1039512-08-7 C23H24ClN7O2S
    5-chloro-N-((1-(2-(methyl(2-(methylamino)ethyl)amino)-4-(2-oxopyridin-1(2H)-yl)phenyl)-1H-1,2,3-triazol-4-yl)methyl)thiophene-2-carboxamide
    —— 5-ethoxycarbonylamino-1H-benzimidazole 3-oxide 117131-26-7 C10H11N3O3
    5-ethoxycarbonylamino-1H-benzimidazole 3-oxide
    —— 5,10-dioximinodispiro<3.1.3.1>decane 120525-64-6 C10H14N2O2
    5,10-dioximinodispiro<3.1.3.1>decane
    —— 5-Methoxy-5H-[1,3]dioxolo[4,5-g]quinolin-6-one 128317-33-9 C11H9NO4
    5-Methoxy-5H-[1,3]dioxolo[4,5-g]quinolin-6-one
    —— {5α,15α-{2,2'-{3,3'-(p-phenylene)dipropylenedioxy}diphenyl}-10β,20β-{2,2'-(6-hydroxyundecylenedioxy)diphenylene}porphyrinato}iron(III) 126688-73-1 C67H61FeN4O5
    {5α,15α-{2,2'-{3,3'-(p-phenylene)dipropylenedioxy}diphenyl}-10β,20β-{2,2'-(6-hydroxyundecylenedioxy)diphenylene}porphyrinato}iron(III)
    —— 5-[3-(5-fluoro-pyridin-2-yl)-5-methyl-isoxazol-4-ylmethoxy]-2H-pyrazole-3-carboxylic acid (2-hydroxy-ethyl)-amide 1254964-50-5 C16H16FN5O4
    5-[3-(5-fluoro-pyridin-2-yl)-5-methyl-isoxazol-4-ylmethoxy]-2H-pyrazole-3-carboxylic acid (2-hydroxy-ethyl)-amide
    —— 5-O-(tert-Butyldimethylsilyl)-7-desoxy-1,2-O-isopropyliden-3,6-di-O-(methoxymethyl)-8-O-(triphenylmethyl)-β-L-glycero-L-ido-octofuranose 150661-23-7 C40H56O9Si
    5-O-(tert-Butyldimethylsilyl)-7-desoxy-1,2-O-isopropyliden-3,6-di-O-(methoxymethyl)-8-O-(triphenylmethyl)-β-L-glycero-L-ido-octofuranose
    —— 5-(2-<3-Ethyl-5-methyl-Δ<sup>4</sup>-1,3,4-thiadiazolinyliden-(2)>-ethyliden)-3-ethyl-thiazolidin-thion-(4)-on-(2) 13246-12-3 C12H15N3OS3
    5-(2-<3-Ethyl-5-methyl-Δ<sup>4</sup>-1,3,4-thiadiazolinyliden-(2)>-ethyliden)-3-ethyl-thiazolidin-thion-(4)-on-(2)
    —— [5-(4-benzyl-5-trifluoromethyl-1H-pyrazol-3-yl)-thiophen-2-yl]-piperidin-1-yl-methanone 947543-42-2 C21H20F3N3OS
    [5-(4-benzyl-5-trifluoromethyl-1H-pyrazol-3-yl)-thiophen-2-yl]-piperidin-1-yl-methanone
    —— 5-(3-(2-(2-amino-1,3-dihydroxypropan-2-yl)benzofuran-5-yl)-1,2,4-oxadiazol-5-yl)-2-propoxybenzonitrile 1220973-97-6 C23H22N4O5
    5-(3-(2-(2-amino-1,3-dihydroxypropan-2-yl)benzofuran-5-yl)-1,2,4-oxadiazol-5-yl)-2-propoxybenzonitrile
    —— (5S)-5-furo[3,2-c]pyridin-2-yl-5-[(5-methoxy-3-oxo-1H-isoindol-2-yl)methyl]-3-(pyridin-3-ylmethyl)imidazolidine-2,4-dione 1219812-73-3 C26H21N5O5
    (5S)-5-furo[3,2-c]pyridin-2-yl-5-[(5-methoxy-3-oxo-1H-isoindol-2-yl)methyl]-3-(pyridin-3-ylmethyl)imidazolidine-2,4-dione
    —— 5-(N-methylanilino)-3-methylsulfanylpyrimido[4,5-c]quinoline-8-carboxylic acid 1186037-02-4 C20H16N4O2S
    5-(N-methylanilino)-3-methylsulfanylpyrimido[4,5-c]quinoline-8-carboxylic acid
    —— 5,11-dimethyl-7,8,9,10,10a,10b,11,12-octahydro-6aH-chrysen-6-one 100064-41-3 C20H24O
    5,11-dimethyl-7,8,9,10,10a,10b,11,12-octahydro-6aH-chrysen-6-one
    —— 5-methylaminospiro<benzofuran-2(3H),1'-cyclopropan>-3-one 72492-33-2 C11H11NO2*ClH
    5-methylaminospiro<benzofuran-2(3H),1'-cyclopropan>-3-one