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中文名称 英文名称 CAS号 化学式 结构式图片
—— 5-(pyrrolidin-3-yl)-1,3,4-oxadiazole 1225218-54-1 C6H9N3O
5-(pyrrolidin-3-yl)-1,3,4-oxadiazole
—— 5-chloro-4-{[3-(4-chlorobenzyl)-1,2,4-thiadiazol-5-yl]oxy}-2-methyl-N-(piperidin-1-ylmethylidene)aniline 1202781-97-2 C22H22Cl2N4OS
5-chloro-4-{[3-(4-chlorobenzyl)-1,2,4-thiadiazol-5-yl]oxy}-2-methyl-N-(piperidin-1-ylmethylidene)aniline
—— 5-Morpholino-1,3,4-thiadiazol-2-carbonsaeuremorpholid 75638-19-6 C11H16N4O3S
5-Morpholino-1,3,4-thiadiazol-2-carbonsaeuremorpholid
—— (5R*S*) 5-methyl-5-<3-<(tetrahydro-2H-pyran-2-yl)oxy>prop-1-ynyl> dihydrofuran-2-(3H)-one 167169-59-7 C13H18O4
(5R*S*) 5-methyl-5-<3-<(tetrahydro-2H-pyran-2-yl)oxy>prop-1-ynyl> dihydrofuran-2-(3H)-one
—— 5-Azetidin-3-yl-3-(trifluoromethyl)-1,2,4-oxadiazole hydrochloride 1426290-78-9 C6H7ClF3N3O
5-Azetidin-3-yl-3-(trifluoromethyl)-1,2,4-oxadiazole hydrochloride
—— 5-benzoyl-3-(p-chlorophenyl)-4-cyclohexyl-4,5-dihydro-1,2,4-oxadiazole 91851-20-6 C21H21ClN2O2
5-benzoyl-3-(p-chlorophenyl)-4-cyclohexyl-4,5-dihydro-1,2,4-oxadiazole
—— 5-(2-(diphenylphosphino)phenyl)pentanal 145762-53-4 C23H23OP
5-(2-(diphenylphosphino)phenyl)pentanal
—— 5-Acetyl-9-methoxy-2-phenyl-[1,2,4]triazolo[1,2-a]cinnoline-1,3-dione 132853-88-4 C19H15N3O4
5-Acetyl-9-methoxy-2-phenyl-[1,2,4]triazolo[1,2-a]cinnoline-1,3-dione
—— 5-methyl-4-phenyl-3-(2-phenylvinylidene)hexan-2-one 1312698-26-2 C21H22O
5-methyl-4-phenyl-3-(2-phenylvinylidene)hexan-2-one
—— 5-{[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl}-6-butyl-2-methyl-3-(5-nitropyridin-2-yl)pyrimidin-4(3H)-one 1251745-51-3 C28H26N8O3
5-{[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl}-6-butyl-2-methyl-3-(5-nitropyridin-2-yl)pyrimidin-4(3H)-one
—— 5,5,7,7-tetramethyl-2-N,3-N-diphenyl-6H-cyclopenta[b]pyrazine-2,3-diamine 1311465-46-9 C23H26N4
5,5,7,7-tetramethyl-2-N,3-N-diphenyl-6H-cyclopenta[b]pyrazine-2,3-diamine
—— 5-[[6-chloro-5-[4-(4-propan-2-ylsulfonylpiperazin-1-yl)phenyl]-1H-imidazo[4,5-b]pyridin-2-yl]oxy]-2-methylbenzoic acid 1394370-17-2 C27H28ClN5O5S
5-[[6-chloro-5-[4-(4-propan-2-ylsulfonylpiperazin-1-yl)phenyl]-1H-imidazo[4,5-b]pyridin-2-yl]oxy]-2-methylbenzoic acid
—— 5-methyl-1-[6-[3-methyl-2-[[5-methyl-2-(oxolan-3-yl)-3,4-dihydro-1H-isoquinolin-6-yl]methoxy]phenyl]pyridin-2-yl]imidazole-4-carboxylic acid 1398412-04-8 C32H34N4O4
5-methyl-1-[6-[3-methyl-2-[[5-methyl-2-(oxolan-3-yl)-3,4-dihydro-1H-isoquinolin-6-yl]methoxy]phenyl]pyridin-2-yl]imidazole-4-carboxylic acid
—— 5,8-dimethoxy-2-[4-methoxy-3-(pyridin-2-ylethynyl)benzoyl]-1,2,3,4-tetrahydroisoquinoline 1253290-02-6 C26H24N2O4
5,8-dimethoxy-2-[4-methoxy-3-(pyridin-2-ylethynyl)benzoyl]-1,2,3,4-tetrahydroisoquinoline
—— 5-Chloro-6-(2-chloro-6-fluorophenyl)-7-(4-fluoropiperidin-1-yl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile 632341-18-5 C18H13Cl2F2N5
5-Chloro-6-(2-chloro-6-fluorophenyl)-7-(4-fluoropiperidin-1-yl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile
—— 5-[[6-chloro-5-(4-piperazin-1-ylphenyl)-1H-imidazo[4,5-b]pyridin-2-yl]oxy]-2-methylbenzoic acid 1394370-11-6 C24H22ClN5O3
5-[[6-chloro-5-(4-piperazin-1-ylphenyl)-1H-imidazo[4,5-b]pyridin-2-yl]oxy]-2-methylbenzoic acid
—— 5-acetamido-3,5-dideoxy-2-{4-[(N-methylacetamido)methyl]-1H-1,2,3-triazol-1-yl}-D-glycero-α-D-galacto-non-2-ulopyranosidic acid 1171818-39-5 C17H27N5O9
5-acetamido-3,5-dideoxy-2-{4-[(N-methylacetamido)methyl]-1H-1,2,3-triazol-1-yl}-D-glycero-α-D-galacto-non-2-ulopyranosidic acid
—— (5Z,7E,22E)-(1S,3R,24R)-24-benzoyloxy-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3-diol 528600-08-0 C34H44O4
(5Z,7E,22E)-(1S,3R,24R)-24-benzoyloxy-26,27-cyclo-9,10-secocholesta-5,7,10(19),22-tetraene-1,3-diol
—— 5-amino-1-(1-cyanopiperidin-3-yl)-3-[4-(2,5-dichlorophenoxy)phenyl]-1H-pyrazole-4-carboxamide 1609466-24-1 C22H20Cl2N6O2
5-amino-1-(1-cyanopiperidin-3-yl)-3-[4-(2,5-dichlorophenoxy)phenyl]-1H-pyrazole-4-carboxamide
—— 5-benzyl-3-ethoxy-1-(pyridin-4-yl)-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridine 1207678-80-5 C20H22N4O
5-benzyl-3-ethoxy-1-(pyridin-4-yl)-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridine
—— 5-[[2-[1-[2-Aminoethyl-(4-methylbenzoyl)amino]-2-methylpropyl]-8-fluoro-4-oxo-[1]benzofuro[3,2-d]pyrimidin-3-yl]methyl]thiophene-2-carboxamide 1085939-41-8 C30H30FN5O4S
5-[[2-[1-[2-Aminoethyl-(4-methylbenzoyl)amino]-2-methylpropyl]-8-fluoro-4-oxo-[1]benzofuro[3,2-d]pyrimidin-3-yl]methyl]thiophene-2-carboxamide
—— 5-cyano-2-{(4S)-5-cyano-6-methyl-2-oxo-1-[3-(trifluoromethyl)phenyl]-1,2,3,4-tetrahydropyrimidin-4-yl}-N-[(2-methyl-1,3-thiazol-4-yl)methyl]-benzenesulfonamide 1248520-70-8 C25H19F3N6O3S2
5-cyano-2-{(4S)-5-cyano-6-methyl-2-oxo-1-[3-(trifluoromethyl)phenyl]-1,2,3,4-tetrahydropyrimidin-4-yl}-N-[(2-methyl-1,3-thiazol-4-yl)methyl]-benzenesulfonamide
—— [5-(3-cyano-benzyloxy)-4-hydroxymethyl-6-methyl-1-oxy-pyridin-3-ylmethyl]-(4-cyano-phenyl)-carbamic acid tert-butyl ester 885339-21-9 C28H28N4O5
[5-(3-cyano-benzyloxy)-4-hydroxymethyl-6-methyl-1-oxy-pyridin-3-ylmethyl]-(4-cyano-phenyl)-carbamic acid tert-butyl ester
—— 5-(2,4-dichlorophenyl)-N-[(1R,2S)-2-(2-fluoroethoxy)-2,3-dihydro-1H-inden-1-yl]-3,6-bis(methoxymethyl)pyrazin-2-amine 535939-55-0 C25H26Cl2FN3O3
5-(2,4-dichlorophenyl)-N-[(1R,2S)-2-(2-fluoroethoxy)-2,3-dihydro-1H-inden-1-yl]-3,6-bis(methoxymethyl)pyrazin-2-amine
—— 5-(3,5-difluorobenzyl)-3-{[4-(4-methylpiperazin-1-yl)phenyl]amino}pyridine-2-carboxamide 1389439-99-9 C24H25F2N5O
5-(3,5-difluorobenzyl)-3-{[4-(4-methylpiperazin-1-yl)phenyl]amino}pyridine-2-carboxamide
—— 5-(4-(((1S,2S)-2-(5-methoxypyridin-2-yl)cyclopropyl)methoxy)-2-methylpyrimidin-5-yl)-1-(<sup>2</sup>H<sub>3</sub>)methylpyridin-2(1H)-one 1611463-76-3 C21H22N4O3
5-(4-(((1S,2S)-2-(5-methoxypyridin-2-yl)cyclopropyl)methoxy)-2-methylpyrimidin-5-yl)-1-(<sup>2</sup>H<sub>3</sub>)methylpyridin-2(1H)-one
—— 5-(ethyl-phenyl-phosphinoyl)-3,3-diphenyl-4,5-dihydro-3<i>H</i>-pyrazole 33535-86-3 C23H23N2OP
5-(ethyl-phenyl-phosphinoyl)-3,3-diphenyl-4,5-dihydro-3<i>H</i>-pyrazole
—— 5-Isobutyl-2-naphthyl-(2)-imidazolon-(4) 98308-19-1 C17H18N2O
5-Isobutyl-2-naphthyl-(2)-imidazolon-(4)
—— 5,8-Dimethoxy-1-methoxymethyl-3,4-dihydro-isochinolin 102082-81-5 C13H17NO3
5,8-Dimethoxy-1-methoxymethyl-3,4-dihydro-isochinolin
—— 5-Phenylazo-6-(2,3,4,6-tetra-O-acetyl-D-glucosylamino)-uracil 101811-72-7 C24H27N5O11
5-Phenylazo-6-(2,3,4,6-tetra-O-acetyl-D-glucosylamino)-uracil
—— 5-hydroxy-4α-acetoxy-5α-pregnanedione-(3.20) 39766-48-8 C23H34O5
5-hydroxy-4α-acetoxy-5α-pregnanedione-(3.20)
—— 5-amino-4-(4-diethylamino-2-methyl-phenylimino)-2-phenyl-2,4-dihydro-pyrazol-3-one 94578-09-3 C20H23N5O
5-amino-4-(4-diethylamino-2-methyl-phenylimino)-2-phenyl-2,4-dihydro-pyrazol-3-one
—— 5(S)-amino-4(S)-hydroxy-7(S)-isopropyl-2(R)-methyl-8-[4-hydroxy-3-(3-methoxypropyloxy)-phenyl]-octanoic acid (N-butyl) amide hydrochloride 173334-41-3 C26H46N2O5*ClH
5(S)-amino-4(S)-hydroxy-7(S)-isopropyl-2(R)-methyl-8-[4-hydroxy-3-(3-methoxypropyloxy)-phenyl]-octanoic acid (N-butyl) amide hydrochloride
—— 5'-O-<(4-Methoxyphenyl)diphenylmethyl>thymidylyl(3'-5')-1-(2'-desoxy-β-D-ribofuranosyl)-6,7-diphenyllumazin-(2-cyanethyl)ester 60170-35-6 C56H52N7O13P
5'-O-<(4-Methoxyphenyl)diphenylmethyl>thymidylyl(3'-5')-1-(2'-desoxy-β-D-ribofuranosyl)-6,7-diphenyllumazin-(2-cyanethyl)ester
—— 5-(2-chloro-phenyl)-4-isobutyl-2,4-dihydro-[1,2,4]triazole-3-thione 26029-18-5 C12H14ClN3S
5-(2-chloro-phenyl)-4-isobutyl-2,4-dihydro-[1,2,4]triazole-3-thione
—— 5-chloro-3-[4-(2,4-diamino-pyrimidin-5-yl-methyl)-6,7-dimethoxy-benzofuran-2-carbonyl]-1H-indole-2-carboxylic acid dimethylamide mesylate 905928-48-5 CH4O3S*C27H25ClN6O5
5-chloro-3-[4-(2,4-diamino-pyrimidin-5-yl-methyl)-6,7-dimethoxy-benzofuran-2-carbonyl]-1H-indole-2-carboxylic acid dimethylamide mesylate
—— 5,6-dihydro-2-methyl-6-(thien-2-yl)imidazo[2,1-b]thiazole ethanedioate 135858-40-1 C2H2O4*C10H10N2S2
5,6-dihydro-2-methyl-6-(thien-2-yl)imidazo[2,1-b]thiazole ethanedioate
—— 5-methoxy-2-(1-methyl-5-nitro-1<i>H</i>-imidazol-2-ylmethylene)-indan-1-one 31436-52-9 C15H13N3O4
5-methoxy-2-(1-methyl-5-nitro-1<i>H</i>-imidazol-2-ylmethylene)-indan-1-one
—— 5-[(2,3-Dihydro-1,4-benzodioxin-2-yl)methylamino]-N-(4-fluorophenyl)-pentanamide, monohydrochloride 142517-30-4 C20H23FN2O3*ClH
5-[(2,3-Dihydro-1,4-benzodioxin-2-yl)methylamino]-N-(4-fluorophenyl)-pentanamide, monohydrochloride
—— 5-sulfonatoisatate dianion 78551-21-0 C8H5NO6S
5-sulfonatoisatate dianion
—— 5-amino-2-butoxy-4'-(trifluoromethoxy)biphenyl 1019998-42-5 C17H18F3NO2
5-amino-2-butoxy-4'-(trifluoromethoxy)biphenyl
—— 5-Ethyl-1,2-oxazol-4-amine hydrochloride 1803610-92-5 C5H9ClN2O
5-Ethyl-1,2-oxazol-4-amine hydrochloride
—— 5-{N-[2-(cyclohexen-1-yl)ethyl]}-amino-2-isopropyl-2-phenylvaleronitrile hydrochloride 144074-99-7 C22H32N2*ClH
5-{N-[2-(cyclohexen-1-yl)ethyl]}-amino-2-isopropyl-2-phenylvaleronitrile hydrochloride
—— 5-(2,4-dinitrophenylthio)-2-methyl-1,3,4,5-tetramethoxycarbonylcyclopentadiene 127538-52-7 C20H18N2O12S
5-(2,4-dinitrophenylthio)-2-methyl-1,3,4,5-tetramethoxycarbonylcyclopentadiene
—— 5-Methyl-2-(toluene-4-sulfonylmethyl)-2,3-dihydro-benzofuran 141246-64-2 C17H18O3S
5-Methyl-2-(toluene-4-sulfonylmethyl)-2,3-dihydro-benzofuran
—— 5-(6,8-dichloro-2-methyl-4-oxo-4<i>H</i>-quinazolin-3-yl)-pyrimidine-2,4,6-trione 71733-30-7 C13H8Cl2N4O4
5-(6,8-dichloro-2-methyl-4-oxo-4<i>H</i>-quinazolin-3-yl)-pyrimidine-2,4,6-trione
—— 5-[diethylamino-(toluene-4-sulfonylimino)-methyl]-1(2)<i>H</i>-pyrazole-3,4-dicarboxylic acid diisopropyl ester 71378-88-6 C23H32N4O6S
5-[diethylamino-(toluene-4-sulfonylimino)-methyl]-1(2)<i>H</i>-pyrazole-3,4-dicarboxylic acid diisopropyl ester
—— 5,5'-dimethyl-1,1'-divinyl-1<i>H</i>,1'<i>H</i>-4,4'-propane-1,3-diyldiamino-bis-pyrimidin-2-one 69807-17-6 C17H22N6O2
5,5'-dimethyl-1,1'-divinyl-1<i>H</i>,1'<i>H</i>-4,4'-propane-1,3-diyldiamino-bis-pyrimidin-2-one
—— 5,8-dioxo-5,8,8a,9,10,10a-hexahydro-9,10-etheno-anthracene-4a,9a-dicarboxylic acid anhydride 71556-53-1 C18H12O5
5,8-dioxo-5,8,8a,9,10,10a-hexahydro-9,10-etheno-anthracene-4a,9a-dicarboxylic acid anhydride
—— 5,6-di-O-isopropylidene-2-O-tosyl-D-galactono-1,4-lactone 502696-62-0 C16H20O8S
5,6-di-O-isopropylidene-2-O-tosyl-D-galactono-1,4-lactone