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中文名称 英文名称 CAS号 化学式 结构式图片
—— 5,6,7,8-tetrahydro-8-(2-hydroxypentyl)-2-methyl-3-quinolinecarboxylic acid ethyl ester 101681-72-5 C18H27NO3
5,6,7,8-tetrahydro-8-(2-hydroxypentyl)-2-methyl-3-quinolinecarboxylic acid ethyl ester
—— 5′-acetylthio-5′-deoxy-2′,3′-O-isopropylideneguanosine 1300714-06-0 C15H19N5O5S
5′-acetylthio-5′-deoxy-2′,3′-O-isopropylideneguanosine
—— 5,18:9,14-di<1,2'>benzeno-8,17-etheno-5,8,9,14,17,18-hexahydronaphtho<2,3-c>pentaphene 136954-43-3 C44H28
5,18:9,14-di<1,2'>benzeno-8,17-etheno-5,8,9,14,17,18-hexahydronaphtho<2,3-c>pentaphene
—— 5-methyl<1,2,4>oxadizolo<3,4-c>quinazolin-3-one 61844-47-1 C10H7N3O2
5-methyl<1,2,4>oxadizolo<3,4-c>quinazolin-3-one
—— 5-(2,5-dichlorophenyl)-1-(2,5-difluorobenzyl)-1H-1,2,3,4-tetrazole 512182-78-4 C14H8Cl2F2N4
5-(2,5-dichlorophenyl)-1-(2,5-difluorobenzyl)-1H-1,2,3,4-tetrazole
—— 5-methoxy-3,4-diphenyl-2-furancarboxylic acid 576169-86-3 C18H14O4
5-methoxy-3,4-diphenyl-2-furancarboxylic acid
—— 5-Naphthacenecarboxylic acid,6,7,8,9,10,11-hexahydro-12-hydroxy-6,11-dioxo-, methyl ester 87937-31-3 C20H16O5
5-Naphthacenecarboxylic acid,6,7,8,9,10,11-hexahydro-12-hydroxy-6,11-dioxo-, methyl ester
—— 5-[2-(1H-imidazol-1-yl)ethoxy]benzo[b]thiophene-2-carboxylic acid hydrochloride 82788-49-6 C14H12N2O3S*ClH
5-[2-(1H-imidazol-1-yl)ethoxy]benzo[b]thiophene-2-carboxylic acid hydrochloride
—— 5-isobutylidene-2-thioxo-thiazolidin-4-one 89776-40-9 C7H9NOS2
5-isobutylidene-2-thioxo-thiazolidin-4-one
—— 5-cyano-1-(3,4-dimethylphenyl)-4-(methylamino)-2-[4-(methylthio)phenyl]-6-oxo-1,6-dihydropyrimidine 812692-38-9 C21H20N4OS
5-cyano-1-(3,4-dimethylphenyl)-4-(methylamino)-2-[4-(methylthio)phenyl]-6-oxo-1,6-dihydropyrimidine
—— 5-iodo-1-(5-O-benzoyl-2,3-dideoxy-2-fluoro-β-L-threo-pentofuranosyl)cytosine 255818-56-5 C16H15FIN3O4
5-iodo-1-(5-O-benzoyl-2,3-dideoxy-2-fluoro-β-L-threo-pentofuranosyl)cytosine
—— 5-Allyl-4-phenyl-6-p-tolyl-1H-pyridin-2-one 120749-75-9 C21H19NO
5-Allyl-4-phenyl-6-p-tolyl-1H-pyridin-2-one
—— 5-acetylamino-1,3-dichloro-2-[(N,N-diethyl-glycyl)-amino]-benzene 110060-62-3 C14H19Cl2N3O2
5-acetylamino-1,3-dichloro-2-[(N,N-diethyl-glycyl)-amino]-benzene
—— 5-Chloro-2-methoxy-3-(chloromethyl)pyridine 351410-53-2 C7H7Cl2NO
5-Chloro-2-methoxy-3-(chloromethyl)pyridine
—— 5,6-dihydro-2-[3-methoxy-4-(4-methyl-1H-imidazol-1-yl)phenyl]-8-[2-(trifluoromethoxy)phenyl]-8H-[1,2,4]triazolo[5,1-c][1,4]oxazine 1262196-72-4 C23H20F3N5O3
5,6-dihydro-2-[3-methoxy-4-(4-methyl-1H-imidazol-1-yl)phenyl]-8-[2-(trifluoromethoxy)phenyl]-8H-[1,2,4]triazolo[5,1-c][1,4]oxazine
—— 5-(5-bromo-selenophen-2-yl)-1-(2,4-dichlorophenyl)-1H-pyrazole-3-carboxylic chloride 1003004-73-6 C14H6BrCl3N2OSe
5-(5-bromo-selenophen-2-yl)-1-(2,4-dichlorophenyl)-1H-pyrazole-3-carboxylic chloride
—— 5-((R)-1-{(R)-4-[2-(tert-Butyl-diphenyl-silanyloxy)-ethyl]-5-oxo-2,5-dihydro-furan-2-yl}-2-methyl-allyl)-2-[(E)-3-methyl-4-(tetrahydro-pyran-2-yloxy)-but-2-enyl]-furan-3-carboxylic acid methyl ester 126822-65-9 C42H52O8Si
5-((R)-1-{(R)-4-[2-(tert-Butyl-diphenyl-silanyloxy)-ethyl]-5-oxo-2,5-dihydro-furan-2-yl}-2-methyl-allyl)-2-[(E)-3-methyl-4-(tetrahydro-pyran-2-yloxy)-but-2-enyl]-furan-3-carboxylic acid methyl ester
—— 5-p-Methoxystyryl-2-thienylacetonitril 67248-85-5 C15H13NOS
5-p-Methoxystyryl-2-thienylacetonitril
—— (+/-)5-[1-Hydroxy-2-(4-phenoxy-1-piperidyl)ethyl]-3H-indol-2-one 127805-63-4 C21H24N2O3
(+/-)5-[1-Hydroxy-2-(4-phenoxy-1-piperidyl)ethyl]-3H-indol-2-one
—— 5-{[2-Methoxy-1-(methoxymethyl)ethyl]amino}-2-(6-methoxy-1-oxo-2,3-dihydro-1H-inden-5-yl)-3,6-diethylpyrimidin-4(3H)-one 590383-46-3 C23H31N3O5
5-{[2-Methoxy-1-(methoxymethyl)ethyl]amino}-2-(6-methoxy-1-oxo-2,3-dihydro-1H-inden-5-yl)-3,6-diethylpyrimidin-4(3H)-one
—— 5-(4-nitrophenylsulphonyl)-3-t-butylsalicylic acid 59267-86-6 C17H17NO7S
5-(4-nitrophenylsulphonyl)-3-t-butylsalicylic acid
—— 5,11,17,23-tetra-tert-butyl-25,26,27,28-tetra-(p-methoxybenzoyloxy)calix<4>arene 113884-59-6 C76H80O12
5,11,17,23-tetra-tert-butyl-25,26,27,28-tetra-(p-methoxybenzoyloxy)calix<4>arene
—— 5-[2-(4-methanesulfonylbenzyloxy)-3.4-dimethoxyphenyl]-2,3-dihydroisoindol-1-one 1345878-77-4 C24H23NO6S
5-[2-(4-methanesulfonylbenzyloxy)-3.4-dimethoxyphenyl]-2,3-dihydroisoindol-1-one
—— 5-(2,6-dichloro-4-(3,3-dichloro-2-propenyloxy)phenoxy)pentyloxyacetone O-(3,3-dichloro-2-propenyl)oxime 214701-08-3 C20H23Cl6NO4
5-(2,6-dichloro-4-(3,3-dichloro-2-propenyloxy)phenoxy)pentyloxyacetone O-(3,3-dichloro-2-propenyl)oxime
—— 5-(2,3-dihydroxypropyl)-N-methyl-6-(N-methylmethylsulfonamido)-2-p-tolylfuro[2,3-b]pyridine-3-carboxamide 1345174-93-7 C21H25N3O6S
5-(2,3-dihydroxypropyl)-N-methyl-6-(N-methylmethylsulfonamido)-2-p-tolylfuro[2,3-b]pyridine-3-carboxamide
—— 5-(5-(4-chlorobenzyl)-4-(3-butoxyphenyl)thiophen-2-yl)-1H-tetrazole 1395083-52-9 C22H21ClN4OS
5-(5-(4-chlorobenzyl)-4-(3-butoxyphenyl)thiophen-2-yl)-1H-tetrazole
—— 5-chloro-4-[(2-ethoxy-3,4-dioxocyclobuten-1-yl)amino]-N,N-diethyl-3-hydroxythiophene-2-sulfonamide 654683-50-8 C14H17ClN2O6S2
5-chloro-4-[(2-ethoxy-3,4-dioxocyclobuten-1-yl)amino]-N,N-diethyl-3-hydroxythiophene-2-sulfonamide
—— 5-(o-carboran-1-ylmethyl)-6-methylthiouracil 144476-43-7 C8H18B10N2OS
5-(o-carboran-1-ylmethyl)-6-methylthiouracil
—— 5-acetoxy-4-methyl-2-oxo-1,2-dihydro-1,3a-etheno-oxazolo[3,2-<i>a</i>]quinoline-11,12-dicarboxylic acid dimethyl ester 68232-06-4 C20H17NO8
5-acetoxy-4-methyl-2-oxo-1,2-dihydro-1,3a-etheno-oxazolo[3,2-<i>a</i>]quinoline-11,12-dicarboxylic acid dimethyl ester
—— (5R)-4-chloro-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-7-yl acetate 1001269-77-7 C10H11ClN2O2
(5R)-4-chloro-5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-7-yl acetate
—— 5-(2-dimethylamino-ethyl)-3c-ethoxy-2r-(4-methoxy-phenyl)-2,3-dihydro-5H-benzo[b][1,4]thiazepin-4-one 48218-47-9 C22H28N2O3S
5-(2-dimethylamino-ethyl)-3c-ethoxy-2r-(4-methoxy-phenyl)-2,3-dihydro-5H-benzo[b][1,4]thiazepin-4-one
—— 5-chloro-1H-indole-2-carboxylic acid 2-((3-fluorophenyl)-imino-methyl)hydrazide 521961-88-6 C16H12ClFN4O
5-chloro-1H-indole-2-carboxylic acid 2-((3-fluorophenyl)-imino-methyl)hydrazide
—— (5-(4,6-dimethylpyrimidin-2-yl)hexahydropyrrolo[3,4-c]pyrrol-2-yl)(3-fluoro-2-iodophenyl)methanone 1293282-71-9 C19H20FIN4O
(5-(4,6-dimethylpyrimidin-2-yl)hexahydropyrrolo[3,4-c]pyrrol-2-yl)(3-fluoro-2-iodophenyl)methanone
—— 5-[7-Chloro-5-(2-fluoro-phenyl)-2-oxo-2,3-dihydro-benzo[e][1,4]diazepin-1-yl]-pentanoic acid ethyl ester; hydrochloride 30843-45-9 C22H22ClFN2O3*ClH
5-[7-Chloro-5-(2-fluoro-phenyl)-2-oxo-2,3-dihydro-benzo[e][1,4]diazepin-1-yl]-pentanoic acid ethyl ester; hydrochloride
—— (5-formyl-10,11-dihydro-5<i>H</i>-dibenzo[<i>b</i>,<i>f</i>]azepin-3-yl)-acetic acid 25961-06-2 C17H15NO3
(5-formyl-10,11-dihydro-5<i>H</i>-dibenzo[<i>b</i>,<i>f</i>]azepin-3-yl)-acetic acid
—— 5-sulfamoyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl acetate 1261295-09-3 C15H22BNO6S
5-sulfamoyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl acetate
—— (+/-)-5-(t-butyldimethylsilanyloxy)-3-phenylpent-1-en-3-ol 1314939-46-2 C17H28O2Si
(+/-)-5-(t-butyldimethylsilanyloxy)-3-phenylpent-1-en-3-ol
—— (5-methyl-2-O-C6H4C(CH3)NNHC6H5)2copper 950746-50-6 C30H30CuN4O2
(5-methyl-2-O-C6H4C(CH3)NNHC6H5)2copper
—— 5-phenyl-14-[4-(4,4,5,5-tetramethyl[1,3,2]dioxaborolan-2-yl)phenyl]-6,13-dihydropentacene-6,13-diol 1255101-79-1 C40H35BO4
5-phenyl-14-[4-(4,4,5,5-tetramethyl[1,3,2]dioxaborolan-2-yl)phenyl]-6,13-dihydropentacene-6,13-diol
—— (5S)-4-(4,4-difluorocyclohexyl)-3-{(S)-fluoro[4-(trifluoromethyl)phenyl]methyl}-5-[(4-methoxybenzyl)oxy]-7,7-dimethyl-2-{1-[5-(3-methyl-1,2,4-oxadiazol-5-yl)pyrimidin-2-yl]piperidin-4-yl}-5,6,7,8-tetrahydroquinoline 1354495-89-8 C45H48F6N6O3
(5S)-4-(4,4-difluorocyclohexyl)-3-{(S)-fluoro[4-(trifluoromethyl)phenyl]methyl}-5-[(4-methoxybenzyl)oxy]-7,7-dimethyl-2-{1-[5-(3-methyl-1,2,4-oxadiazol-5-yl)pyrimidin-2-yl]piperidin-4-yl}-5,6,7,8-tetrahydroquinoline
—— 5-Hydroxy-2-methyl-2-((E)-3-methyl-hexa-3,5-dienyl)-cyclopentanecarboxylic acid methyl ester 912469-85-3 C15H24O3
5-Hydroxy-2-methyl-2-((E)-3-methyl-hexa-3,5-dienyl)-cyclopentanecarboxylic acid methyl ester
—— 5-[2-(2,3-difluoro-phenyl)-ethyl]-2-(1H-tetrazol-5-yl)-pyrazolo[1,5-a]pyrimidin-7-ol 1185908-03-5 C15H11F2N7O
5-[2-(2,3-difluoro-phenyl)-ethyl]-2-(1H-tetrazol-5-yl)-pyrazolo[1,5-a]pyrimidin-7-ol
—— 5,6-Dimethyl-cytidin 23312-45-0 C11H17N3O5
5,6-Dimethyl-cytidin
—— 5(S)-tert-butoxycarbonylamino-4(S)-hydroxy-7(S)-isopropyl-2(R)-methyl-8-[4-methoxy-3-(3-methoxypropyloxy)-phenyl]-octanoic acid {N-[3-(1H-imidazol-5-yl)-propyl]}-amide 173337-87-6 C34H56N4O7
5(S)-tert-butoxycarbonylamino-4(S)-hydroxy-7(S)-isopropyl-2(R)-methyl-8-[4-methoxy-3-(3-methoxypropyloxy)-phenyl]-octanoic acid {N-[3-(1H-imidazol-5-yl)-propyl]}-amide
—— 5-(4-morpholino-6-((4-N-methylsulfonylpiperazin-1-yl)methyl)thieno[2,3-d]pyrimidin-2-yl)thiazol-2-amine 1032754-08-7 C19H25N7O3S3
5-(4-morpholino-6-((4-N-methylsulfonylpiperazin-1-yl)methyl)thieno[2,3-d]pyrimidin-2-yl)thiazol-2-amine
—— [5-(4-chlorophenylsulfinyl)-1,3-dimethyl-1H-pyrazol-4-yl](3-chlorophenyl)methanone 1581307-20-1 C18H14Cl2N2O2S
[5-(4-chlorophenylsulfinyl)-1,3-dimethyl-1H-pyrazol-4-yl](3-chlorophenyl)methanone
—— 5-(N-benzyl-N-methylamino)-6-benzyloxy-2-bromo-1-hydroxy-1,2,3,4-tetrahydronaphthalene 59604-87-4 C25H26BrNO2
5-(N-benzyl-N-methylamino)-6-benzyloxy-2-bromo-1-hydroxy-1,2,3,4-tetrahydronaphthalene
—— 5,6,12,13,19,20-hexakis[2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethoxy]tetracyclo[15.4.0.03,8.010,15]henicosa-1(21),3,5,7,10,12,14,17,19-nonaene 65366-46-3 C75H126O30
5,6,12,13,19,20-hexakis[2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethoxy]tetracyclo[15.4.0.03,8.010,15]henicosa-1(21),3,5,7,10,12,14,17,19-nonaene
—— 5-hydroxy-1,5-dimethyl-2-(4-nitro-phenyl)-piperidin-4-one 60054-10-6 C13H16N2O4
5-hydroxy-1,5-dimethyl-2-(4-nitro-phenyl)-piperidin-4-one
—— 5,5-dioxo-1(10),2,3,5-tetrahydro-5λ<sup>6</sup>-benzo[<i>e</i>]imidazo[1,2-<i>b</i>][1,2,4]thiadiazin-8-ylamine 65998-71-2 C9H10N4O2S
5,5-dioxo-1(10),2,3,5-tetrahydro-5λ<sup>6</sup>-benzo[<i>e</i>]imidazo[1,2-<i>b</i>][1,2,4]thiadiazin-8-ylamine