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中文名称 英文名称 CAS号 化学式 结构式图片
—— 5-(bromomethyl)-3-(methoxymethoxy)-1,2-benzisoxazole 530144-71-9 C10H10BrNO3
5-(bromomethyl)-3-(methoxymethoxy)-1,2-benzisoxazole
—— 5-(2-Carboxy-4H-chromenyliden)-1,3-dimethyl-barbitursaeure 23285-05-4 C16H12N2O6
5-(2-Carboxy-4H-chromenyliden)-1,3-dimethyl-barbitursaeure
—— (5aRS,11bSR)-1-tertbutyl-3,5a,6,11b-tetrahydro-3,5,5-trimethyl-5H-<1>-benzopyrano<4',3':4,5>pyrano<2,3-c>pyrazole 112296-75-0 C20H26N2O2
(5aRS,11bSR)-1-tertbutyl-3,5a,6,11b-tetrahydro-3,5,5-trimethyl-5H-<1>-benzopyrano<4',3':4,5>pyrano<2,3-c>pyrazole
—— 5,5'-Di-Chloro-2,3,4,2',3',4'-hexamethoxybiphenyl 28021-99-0 C18H20Cl2O6
5,5'-Di-Chloro-2,3,4,2',3',4'-hexamethoxybiphenyl
—— 5,7-Dimethoxy-2-(4-methoxy-phenoxy)-4-oxo-4H-chromene-3-carboxylic acid benzyl ester 78899-42-0 C26H22O8
5,7-Dimethoxy-2-(4-methoxy-phenoxy)-4-oxo-4H-chromene-3-carboxylic acid benzyl ester
—— (5R<sup>*</sup>,6S<sup>*</sup>,7S<sup>*</sup>)-6-butyl-8-(2-tetrahydrofuranyloxy)spiro<4.5>decan-1-one 80090-61-5 C18H30O3
(5R<sup>*</sup>,6S<sup>*</sup>,7S<sup>*</sup>)-6-butyl-8-(2-tetrahydrofuranyloxy)spiro<4.5>decan-1-one
—— 5-(6-Aminopyrimidin-4-yl)-4-cyano-3-(2,4-dichlorophenyl)thiophene-2-carboxamide 1239499-70-7 C16H9Cl2N5OS
5-(6-Aminopyrimidin-4-yl)-4-cyano-3-(2,4-dichlorophenyl)thiophene-2-carboxamide
—— (5-methyl-4-phenyl-thiazol-2-yl)-(2-nitro-benzylidene)-amine 62878-64-2 C17H13N3O2S
(5-methyl-4-phenyl-thiazol-2-yl)-(2-nitro-benzylidene)-amine
—— 5,6-bis(chloromethyl)-2-butyl-8-methyl-4H-[1,3]dioxino[4,5-c]pyridine 1486553-17-6 C14H19Cl2NO2
5,6-bis(chloromethyl)-2-butyl-8-methyl-4H-[1,3]dioxino[4,5-c]pyridine
—— 5-(α-bromopropionamido)-6-methyl-3-phenyl-4(3H)-pyrimidinone 89966-50-7 C14H14BrN3O2
5-(α-bromopropionamido)-6-methyl-3-phenyl-4(3H)-pyrimidinone
—— 5-tert-butyl 4-ethyl (3R,4R)-6-methyl-2-oxo-3-propyl-3,4-dihydro-2H-pyran-4,5-dicarboxylate 1032287-02-7 C17H26O6
5-tert-butyl 4-ethyl (3R,4R)-6-methyl-2-oxo-3-propyl-3,4-dihydro-2H-pyran-4,5-dicarboxylate
—— 5'-O-(dimethoxytrityl)-N<sup>2</sup>-isobutyryl-2'-O-(o-nitrobenzyl)-3'-thioguanosine-3'-S-(cyanoethyl-N,N-diisopropylphosphoramidite) 1586816-14-9 C51H59N8O10PS
5'-O-(dimethoxytrityl)-N<sup>2</sup>-isobutyryl-2'-O-(o-nitrobenzyl)-3'-thioguanosine-3'-S-(cyanoethyl-N,N-diisopropylphosphoramidite)
—— 5-[(2-chlorophenyl)methylene]amino-1,3,4-thiadiazole-2-thiol 256444-88-9 C9H6ClN3S2
5-[(2-chlorophenyl)methylene]amino-1,3,4-thiadiazole-2-thiol
—— 5-Methyl-4-oximino-methyl-pyrimidin 28648-79-5 C6H7N3O
5-Methyl-4-oximino-methyl-pyrimidin
—— 5-(6-hydroxy-3-methyl-1H-indazol-5-yl)-4-(4-morpholinophenyl)-4H-1,2,4-triazole-3-carboxamide 1464138-27-9 C21H21N7O3
5-(6-hydroxy-3-methyl-1H-indazol-5-yl)-4-(4-morpholinophenyl)-4H-1,2,4-triazole-3-carboxamide
—— (5R,5aS,8aR,9R)-5a-chloro-9-isopropoxy-5-(3,4,5-trimethoxyphenyl)-5,8,8a,9-tetrahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-6(5aH)-one 1246849-16-0 C25H27ClO8
(5R,5aS,8aR,9R)-5a-chloro-9-isopropoxy-5-(3,4,5-trimethoxyphenyl)-5,8,8a,9-tetrahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-6(5aH)-one
—— 5-(((4-fluoro-3-(trifluoromethyl)benzyl)oxy)(1-methyl-1H-imidazol-5-yl)methyl)-2'-(trifluoromethyl)(1,1'-biphenyl)-2-carbonitrile hydrochloride 371763-80-3 C27H18F7N3O*ClH
5-(((4-fluoro-3-(trifluoromethyl)benzyl)oxy)(1-methyl-1H-imidazol-5-yl)methyl)-2'-(trifluoromethyl)(1,1'-biphenyl)-2-carbonitrile hydrochloride
—— 5-Diazomethyl-2-p-tolyl-2H-tetrazole 107270-01-9 C9H8N6
5-Diazomethyl-2-p-tolyl-2H-tetrazole
—— (5R)-3-diethoxyphosphoryl-5-ethyltetrahydro-2H-pyran-2-one 1072956-04-7 C11H21O5P
(5R)-3-diethoxyphosphoryl-5-ethyltetrahydro-2H-pyran-2-one
—— (5Z,9Z,12Z)-Octadeca-5,9,12-trien-1-ol 181213-42-3 C18H32O
(5Z,9Z,12Z)-Octadeca-5,9,12-trien-1-ol
—— 5,11-diamino-17,23-di-t-butyl-25,26,27,28-tetrapentyloxycalix[4]arene 646503-71-1 C56H82N2O4
5,11-diamino-17,23-di-t-butyl-25,26,27,28-tetrapentyloxycalix[4]arene
—— 5-ethyl-9-ethylamino-8-oxo-5,8-dihydro-[1,3]dioxolo[4,5-<i>g</i>]quinoline-7-carboxylic acid 60597-67-3 C15H16N2O5
5-ethyl-9-ethylamino-8-oxo-5,8-dihydro-[1,3]dioxolo[4,5-<i>g</i>]quinoline-7-carboxylic acid
—— 5-nitro-2,2'-(nitro-ethene-1,2-diyl)-bis-furan 80318-30-5 C10H6N2O6
5-nitro-2,2'-(nitro-ethene-1,2-diyl)-bis-furan
—— 5-isopropyl-5-oxo-6-phenyl-5,6-dihydro-5λ<sup>5</sup>-phosphanthridin-6-ol 61782-52-3 C22H21O2P
5-isopropyl-5-oxo-6-phenyl-5,6-dihydro-5λ<sup>5</sup>-phosphanthridin-6-ol
—— 5-Hydroxy-2,3-diphenyl-7-(1,1-dimethylpropargyloxy)chromone 87288-49-1 C26H20O4
5-Hydroxy-2,3-diphenyl-7-(1,1-dimethylpropargyloxy)chromone
—— 5-acetyl-2-ethyl-4-((2-fluorophenyl)amino)-6-pyridin-4-ylpyridazin-3(2H)-one 720715-95-7 C19H17FN4O2
5-acetyl-2-ethyl-4-((2-fluorophenyl)amino)-6-pyridin-4-ylpyridazin-3(2H)-one
—— 5-(4-methoxypiperidin-1-yl)isoquinoline 1597574-32-7 C15H18N2O
5-(4-methoxypiperidin-1-yl)isoquinoline
—— 5'-O-dimethoxytrityl-N<sup>2</sup>-isobutyryl-2'-O-allylguanosine 163070-98-2 C38H41N5O8
5'-O-dimethoxytrityl-N<sup>2</sup>-isobutyryl-2'-O-allylguanosine
—— 5-ethyl-1,3-diphenyl-5,6-dihydrocyclopenta[c]furan-4-one 1172595-80-0 C21H18O2
5-ethyl-1,3-diphenyl-5,6-dihydrocyclopenta[c]furan-4-one
—— 5-(2-bromoacetyl)-3,4-dihydro-4-(4-hydroxyphenyl)-6-methylpyrimidin-2(1H)-one 1221509-95-0 C13H13BrN2O3
5-(2-bromoacetyl)-3,4-dihydro-4-(4-hydroxyphenyl)-6-methylpyrimidin-2(1H)-one
—— [5,5'-dichloro-N,N'-ethylenebis(salicylideneaminato)]oxochromium(V), chloride adduct 99356-44-2 C16H12Cl3CrN2O3
[5,5'-dichloro-N,N'-ethylenebis(salicylideneaminato)]oxochromium(V), chloride adduct
—— 5,6-dihydro-6-(4-bromophenyl)-5-oxo-1,4-dithiino-(2,3-d)-pyridazine-2,3-dicarbonitrile 173843-76-0 C14H5BrN4OS2
5,6-dihydro-6-(4-bromophenyl)-5-oxo-1,4-dithiino-(2,3-d)-pyridazine-2,3-dicarbonitrile
—— 5-Methyl-6-thiaheptancarbonssaeure-tert-butylester 22842-69-9 C11H22O2S
5-Methyl-6-thiaheptancarbonssaeure-tert-butylester
—— 5-[(2-tert-butyl-6-chloro-1H-indol-3-yl)methyl]furan-2-carboxylic acid 1262876-04-9 C18H18ClNO3
5-[(2-tert-butyl-6-chloro-1H-indol-3-yl)methyl]furan-2-carboxylic acid
—— 5-butyl-2-(spiro[2.5]octan-6-ylideneamino)oxy-3H-pyrano[2,3-d]pyrimidine-4,7-dione 944992-05-6 C19H23N3O4
5-butyl-2-(spiro[2.5]octan-6-ylideneamino)oxy-3H-pyrano[2,3-d]pyrimidine-4,7-dione
—— 5-(2-{[4-(morpholin-4-yl)phenyl]amino}pyrimidin-4-yl)-2-(propan-2-yloxy)benzonitrile 1292312-42-5 C24H25N5O2
5-(2-{[4-(morpholin-4-yl)phenyl]amino}pyrimidin-4-yl)-2-(propan-2-yloxy)benzonitrile
—— 5-(4-cyanophenyl)-N-(6-(2-(4-fluorophenyl)imidazo[1,2-a]pyridin-3-yl)imidazo[1,2-b]pyridazin-2-yl)nicotinamide 1615723-65-3 C32H19FN8O
5-(4-cyanophenyl)-N-(6-(2-(4-fluorophenyl)imidazo[1,2-a]pyridin-3-yl)imidazo[1,2-b]pyridazin-2-yl)nicotinamide
—— 5,11,17,23-tetra-tert-butyl-25,26,27,28-tetramethoxy-2,14-dioxocalix[4]arene 1519015-26-9 C48H60O6
5,11,17,23-tetra-tert-butyl-25,26,27,28-tetramethoxy-2,14-dioxocalix[4]arene
—— 5-thiophen-2-yl-3-(3,4,5-trimethoxyphenyl)pyrazine-2(1H)-one 1447330-84-8 C17H16N2O4S
5-thiophen-2-yl-3-(3,4,5-trimethoxyphenyl)pyrazine-2(1H)-one
—— 5,6-dibromo-1-ethyl-2-(3-methylpiperazin-1-yl)-4-nitro-1H-1,3-benzodiazole 1616358-93-0 C14H17Br2N5O2
5,6-dibromo-1-ethyl-2-(3-methylpiperazin-1-yl)-4-nitro-1H-1,3-benzodiazole
—— ((5R,6S,7R,8R,10S)-10-Benzyloxy-7-bromo-2,2-dimethyl-8-(R)-oxiranyl-1,3-dioxa-spiro[4.5]dec-6-yloxy)-tert-butyl-dimethyl-silane 122966-29-4 C25H39BrO5Si
((5R,6S,7R,8R,10S)-10-Benzyloxy-7-bromo-2,2-dimethyl-8-(R)-oxiranyl-1,3-dioxa-spiro[4.5]dec-6-yloxy)-tert-butyl-dimethyl-silane
—— 5-O-benzoyl-2-O-methyl-3,6-dideoxy-L-erythro-hex-2-enono-1,4-lactone 125343-62-6 C14H14O5
5-O-benzoyl-2-O-methyl-3,6-dideoxy-L-erythro-hex-2-enono-1,4-lactone
—— 5-chloro-N-(4-(3-(trifluoromethyl)pyridin-2-yloxy)phenyl)pyridin-2-amine trifluoroacetate 1231920-20-9 C2HF3O2*C17H11ClF3N3O
5-chloro-N-(4-(3-(trifluoromethyl)pyridin-2-yloxy)phenyl)pyridin-2-amine trifluoroacetate
—— 5-bromo-6-hydroxy-1-methyl-4-methylamino-5,6-dihydro-1<i>H</i>-pyrimidin-2-one 71647-21-7 C6H10BrN3O2
5-bromo-6-hydroxy-1-methyl-4-methylamino-5,6-dihydro-1<i>H</i>-pyrimidin-2-one
—— [5-(2-methyl-benzoyl)-1(3)<i>H</i>-benzoimidazol-2-yl]-carbamic acid 2-chloro-ethyl ester 66939-39-7 C18H16ClN3O3
[5-(2-methyl-benzoyl)-1(3)<i>H</i>-benzoimidazol-2-yl]-carbamic acid 2-chloro-ethyl ester
—— [5-(4-fluoro-benzoyl)-1(3)<i>H</i>-benzoimidazol-2-yl]-carbamic acid 2-chloro-ethyl ester 66939-38-6 C17H13ClFN3O3
[5-(4-fluoro-benzoyl)-1(3)<i>H</i>-benzoimidazol-2-yl]-carbamic acid 2-chloro-ethyl ester
—— (5<i>R</i>)-3ξ-acetyl-7-oxo-6<i>t</i>-(2-phenoxy-acetylamino)-(5<i>r</i><i>H</i>)-4-thia-1-aza-bicyclo[3.2.0]heptane-2ξ-carboxylic acid 4-nitro-benzyl ester 66260-83-1 C23H21N3O8S
(5<i>R</i>)-3ξ-acetyl-7-oxo-6<i>t</i>-(2-phenoxy-acetylamino)-(5<i>r</i><i>H</i>)-4-thia-1-aza-bicyclo[3.2.0]heptane-2ξ-carboxylic acid 4-nitro-benzyl ester
—— 5-(4-chloro-phenyl)-3-dichloromethylene-2-phenyl-2,3-dihydro-[1,4,2]oxazaphosphole 2-oxide 64950-27-2 C15H9Cl3NO2P
5-(4-chloro-phenyl)-3-dichloromethylene-2-phenyl-2,3-dihydro-[1,4,2]oxazaphosphole 2-oxide
—— 5-{4-[3-(1H-pyrazol-4-yl)pyrrolidine-1-carbonyl]-3,4-dihydro-2H-quinoxalin-1-yl}nicotinic acid ethyl ester fumarate 1000688-54-9 C4H4O4*C24H26N6O3
5-{4-[3-(1H-pyrazol-4-yl)pyrrolidine-1-carbonyl]-3,4-dihydro-2H-quinoxalin-1-yl}nicotinic acid ethyl ester fumarate
—— 5-hydroxy-6,7-dimethoxy-2-({4-[(2-methoxy-ethyl)-methyl-amino]-pyridin-2-ylmethyl}-methyl-amino)-5-methyl-1H-quinazolin-4-one 828245-03-0 C21H27N5O5
5-hydroxy-6,7-dimethoxy-2-({4-[(2-methoxy-ethyl)-methyl-amino]-pyridin-2-ylmethyl}-methyl-amino)-5-methyl-1H-quinazolin-4-one