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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5,8-Dihydro-6,7-dimethyl-pyrazol<1,2-a>pyridazin-1-on 73977-45-4 C9H12N2O
    5,8-Dihydro-6,7-dimethyl-pyrazol<1,2-a>pyridazin-1-on
    —— 5-(p-vinylphenylamino)-1.2.3.4-thiatriazol 55425-02-0 C9H8N4S
    5-(p-vinylphenylamino)-1.2.3.4-thiatriazol
    —— 5-O-menthyloxycarbonyl-α-D-xylofuranose 1393549-32-0 C16H28O7
    5-O-menthyloxycarbonyl-α-D-xylofuranose
    —— 5-ethyl-2-(methoxymethoxy)benzenethiol 1260511-67-8 C10H14O2S
    5-ethyl-2-(methoxymethoxy)benzenethiol
    —— 5-methyl-imidazo[1,2-a]pyridine-2-carboxylic acid [5-(4-methyl-cyclohexyl)-1H-benzoimidazol-2-yl]-amide 1254168-07-4 C23H25N5O
    5-methyl-imidazo[1,2-a]pyridine-2-carboxylic acid [5-(4-methyl-cyclohexyl)-1H-benzoimidazol-2-yl]-amide
    —— (5S)-5-((3aR,5S,6S,6aR)-6-hydroxy-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-5-yl)-2-phenoxy-1,3,2-oxathiaphospholane 2-oxide 103950-07-8 C15H19O7PS
    (5S)-5-((3aR,5S,6S,6aR)-6-hydroxy-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-5-yl)-2-phenoxy-1,3,2-oxathiaphospholane 2-oxide
    —— 5-(2-chlorophenoxy)-1-(2,2-dimethoxyethyl)-N-[3-methoxy-4-(2-methyl-4-pyridinyl)phenyl]-1H-1,2,4-triazol-3-amine 1314874-45-7 C25H26ClN5O4
    5-(2-chlorophenoxy)-1-(2,2-dimethoxyethyl)-N-[3-methoxy-4-(2-methyl-4-pyridinyl)phenyl]-1H-1,2,4-triazol-3-amine
    —— (+/-)-5<i>t</i>-(4-chloro-phenyl)-3-phenyl-4,5-dihydro-isoxazole-4<i>r</i>-carboxylic acid methyl ester 98288-16-5 C17H14ClNO3
    (+/-)-5<i>t</i>-(4-chloro-phenyl)-3-phenyl-4,5-dihydro-isoxazole-4<i>r</i>-carboxylic acid methyl ester
    —— 5,5a,6,11,11a,12-Hexahydro-5,11-dimethylquinoxalino<2,3-b>quinoxaline 124855-90-9 C16H18N4
    5,5a,6,11,11a,12-Hexahydro-5,11-dimethylquinoxalino<2,3-b>quinoxaline
    —— 5-[(dimethylamino)methylidene]-1-(4-methoxybenzyl)-3-(4-methoxyphenyl)-1,5,6,7-tetrahydro-4H-indazol-4-one 1446336-02-2 C25H27N3O3
    5-[(dimethylamino)methylidene]-1-(4-methoxybenzyl)-3-(4-methoxyphenyl)-1,5,6,7-tetrahydro-4H-indazol-4-one
    —— 5-ethyl-2-{4-[4-(3-methyl-4-methylsulfanylphenoxymethyl)thiazol-2-yl]piperidin-1-yl}pyrimidine 1037791-44-8 C23H28N4OS2
    5-ethyl-2-{4-[4-(3-methyl-4-methylsulfanylphenoxymethyl)thiazol-2-yl]piperidin-1-yl}pyrimidine
    —— 5-(5-fluoro-2-methylphenoxymethyl)-6-[2-methoxy-4-(4-methylpyridin-3-ylcarbonyloxy)phenyl]-2,2,4-trimethyl-1,2-dihydroquinoline 1027099-56-4 C34H33FN2O4
    5-(5-fluoro-2-methylphenoxymethyl)-6-[2-methoxy-4-(4-methylpyridin-3-ylcarbonyloxy)phenyl]-2,2,4-trimethyl-1,2-dihydroquinoline
    —— 5-(Quinolin-3-ylamino)-3,4-dihydro-1H-[2,6]naphthyridine-2-carboxylic acid 2-fluoro-benzylamide 1104026-79-0 C25H22FN5O
    5-(Quinolin-3-ylamino)-3,4-dihydro-1H-[2,6]naphthyridine-2-carboxylic acid 2-fluoro-benzylamide
    —— 5-(3-bromo-2-thienyl)-N-[4-(4-morpholinyl)butyl]-1,3,4-oxadiazol-2-amine 1160395-79-8 C14H19BrN4O2S
    5-(3-bromo-2-thienyl)-N-[4-(4-morpholinyl)butyl]-1,3,4-oxadiazol-2-amine
    —— 5,5-difluoro-8,9,10,10a-tetrahydro-9-isopropylideno-2-phenyl-2H-[1.2,4]-triazolo-[1,2-α]cinnoline-1,3(5H,7H)-dione 1070912-82-1 C19H19F2N3O2
    5,5-difluoro-8,9,10,10a-tetrahydro-9-isopropylideno-2-phenyl-2H-[1.2,4]-triazolo-[1,2-α]cinnoline-1,3(5H,7H)-dione
    —— 5-<1-Phenyl-2-(p-benzylbenzoyl)-ethyl>-barbitursaeure 35066-59-2 C26H22N2O4
    5-<1-Phenyl-2-(p-benzylbenzoyl)-ethyl>-barbitursaeure
    —— (5-Carbamoyl-4,7-dimethoxy-benzofuran-6-yloxy)-acetic acid methyl ester 33688-45-8 C14H15NO7
    (5-Carbamoyl-4,7-dimethoxy-benzofuran-6-yloxy)-acetic acid methyl ester
    —— 5-Chlor-1,2,3-benzothiadiazolin-1,1-dioxid 6366-47-8 C6H5ClN2O2S
    5-Chlor-1,2,3-benzothiadiazolin-1,1-dioxid
    —— 5-(3,5-di-tert-butylbenzyl)-5,6-dihydro-4H-1,3-dithiolo[4,5-c]pyrolle-2-thione 1321625-04-0 C20H27NS3
    5-(3,5-di-tert-butylbenzyl)-5,6-dihydro-4H-1,3-dithiolo[4,5-c]pyrolle-2-thione
    —— 5-Methyl-2-(trifluoromethyl)-2,3-dihydro-1,3-benzoxazole 106240-04-4 C9H8F3NO
    5-Methyl-2-(trifluoromethyl)-2,3-dihydro-1,3-benzoxazole
    —— 5-ethyl-6-{4-[3-(5-methyl-2H-tetrazol-2-yl)azetidin-1-yl]phenyl}-2-oxo-1,2-dihydropyridine-3-carboxylic acid 1426663-01-5 C19H20N6O3
    5-ethyl-6-{4-[3-(5-methyl-2H-tetrazol-2-yl)azetidin-1-yl]phenyl}-2-oxo-1,2-dihydropyridine-3-carboxylic acid
    —— [5-chloro-1-(4-trifluoromethyl-phenyl)-1H-indazol-3-yl]-methanol 932041-37-7 C15H10ClF3N2O
    [5-chloro-1-(4-trifluoromethyl-phenyl)-1H-indazol-3-yl]-methanol
    —— [5-(2-Chloroethoxy)biphenyl-3-yl](2-methylquinolin-4-yl)amine 1057137-43-5 C24H21ClN2O
    [5-(2-Chloroethoxy)biphenyl-3-yl](2-methylquinolin-4-yl)amine
    —— 5-(4-Chloro-phenoxy)-2-(2,4-dichloro-phenyl)-pentanoic acid methyl ester 64009-40-1 C18H17Cl3O3
    5-(4-Chloro-phenoxy)-2-(2,4-dichloro-phenyl)-pentanoic acid methyl ester
    —— 5,5'-di-(pentamethyldisilanyl)-2,2'-bipyridine 325958-96-1 C20H36N2Si4
    5,5'-di-(pentamethyldisilanyl)-2,2'-bipyridine
    —— 5-Chloro-5-methyl-1-phenyl-cyclopent-2-enol 35489-80-6 C12H13ClO
    5-Chloro-5-methyl-1-phenyl-cyclopent-2-enol
    —— 5-Phenylethynyl-1-((2R,4S,5R)-4-trimethylsilanyloxy-5-trimethylsilanyloxymethyl-tetrahydro-furan-2-yl)-1H-pyrimidine-2,4-dione 78824-34-7 C23H32N2O5Si2
    5-Phenylethynyl-1-((2R,4S,5R)-4-trimethylsilanyloxy-5-trimethylsilanyloxymethyl-tetrahydro-furan-2-yl)-1H-pyrimidine-2,4-dione
    —— 5-(6,7-dichloro-1H-imidazo[4,5-b]pyridin-2-yl)-2-[2-(4-morpholinyl)ethoxy]aniline 662117-19-3 C18H19Cl2N5O2
    5-(6,7-dichloro-1H-imidazo[4,5-b]pyridin-2-yl)-2-[2-(4-morpholinyl)ethoxy]aniline
    —— 5-[[4-[2-[1-(5-fluoropyrimidin-2-yl)piperidin-4-yl]oxy-1,3-benzothiazol-6-yl]-3,6-dihydro-2H-pyridin-1-yl]sulfonyl]pentyl-trimethylazanium 1346626-16-1 C29H40FN6O3S2
    5-[[4-[2-[1-(5-fluoropyrimidin-2-yl)piperidin-4-yl]oxy-1,3-benzothiazol-6-yl]-3,6-dihydro-2H-pyridin-1-yl]sulfonyl]pentyl-trimethylazanium
    —— 5-(3-chlorophenyl)-4-(diphenylphosphino)-1-phenyl-1H-1,2,3-triazole 1309467-24-0 C26H19ClN3P
    5-(3-chlorophenyl)-4-(diphenylphosphino)-1-phenyl-1H-1,2,3-triazole
    —— 5,5-Dimethyl-2-(2,4,6-trimethylphenyl)-1,3-cyclohexanedione 71885-47-7 C17H22O2
    5,5-Dimethyl-2-(2,4,6-trimethylphenyl)-1,3-cyclohexanedione
    —— 5,7-dimethyl-6-(nitromethylsulphonyl)chroman 131880-33-6 C12H15NO5S
    5,7-dimethyl-6-(nitromethylsulphonyl)chroman
    —— 5-(2-phenyl-quinolin-4-yl)-4-<i>m</i>-tolyl-2,4-dihydro-[1,2,4]triazole-3-thione 74270-84-1 C24H18N4S
    5-(2-phenyl-quinolin-4-yl)-4-<i>m</i>-tolyl-2,4-dihydro-[1,2,4]triazole-3-thione
    —— 5-Acetamido-6-amino-4,5-dihydro-5-methyl-pyrimidin-2,4(3H)-dion 71500-80-6 C7H10N4O3
    5-Acetamido-6-amino-4,5-dihydro-5-methyl-pyrimidin-2,4(3H)-dion
    —— 5-acetoxymethyl-2-methyl-benzo[1,3]dioxole 71203-53-7 C11H12O4
    5-acetoxymethyl-2-methyl-benzo[1,3]dioxole
    —— 5,6,7,8-tetrachloro-2'-propyl-3,3'-di-<i>p</i>-tolyl-2',3',3'a,4'-tetrahydro-spiro[benzo[1,4]dioxine-2,7'-thiopyrano[4,3-<i>c</i>]pyrazole] 5',5'-dioxide 70343-36-1 C30H28Cl4N2O4S
    5,6,7,8-tetrachloro-2'-propyl-3,3'-di-<i>p</i>-tolyl-2',3',3'a,4'-tetrahydro-spiro[benzo[1,4]dioxine-2,7'-thiopyrano[4,3-<i>c</i>]pyrazole] 5',5'-dioxide
    —— 5-{4-[2-(4-Methylphenyl)benzoylamino]benzoyl }-2-(4-methyl-1-piperazinyl)-3,4-dihydro-5H-1,5benzodiazepine 168048-13-3 C35H35N5O2
    5-{4-[2-(4-Methylphenyl)benzoylamino]benzoyl }-2-(4-methyl-1-piperazinyl)-3,4-dihydro-5H-1,5benzodiazepine
    —— (5-oxocyclohex-3-en-1-yl)methyl pivalate 947623-66-7 C12H18O3
    (5-oxocyclohex-3-en-1-yl)methyl pivalate
    —— 5-Methyl-3-brom-salicylaldehyd-2,4-dinitrophenylhydrazon 33172-55-3 C14H11BrN4O5
    5-Methyl-3-brom-salicylaldehyd-2,4-dinitrophenylhydrazon
    —— 5-Nitro-2S-methyl-pentanol-(1)-acetat 17155-21-4 C8H15NO4
    5-Nitro-2S-methyl-pentanol-(1)-acetat
    —— 5-hydroxy-1,2,3,4-benzenetetraamine dihydrochloride 142203-97-2 C6H10N4O*2ClH
    5-hydroxy-1,2,3,4-benzenetetraamine dihydrochloride
    —— 5-(isoxazolidin-2-ylcarbonyl)-2,3-dimethyl-1',3',6,7-tetrahydro-3H-spiro[chromeno[7,8-d]imidazole-8,2'-indene] 1034023-05-6 C24H25N3O3
    5-(isoxazolidin-2-ylcarbonyl)-2,3-dimethyl-1',3',6,7-tetrahydro-3H-spiro[chromeno[7,8-d]imidazole-8,2'-indene]
    —— 5-(Quinolin-3-ylamino)-3,4-dihydro-1H-[2,6]naphthyridine-2-carboxylic acid 4-methoxy-benzylamide 1104026-61-0 C26H25N5O2
    5-(Quinolin-3-ylamino)-3,4-dihydro-1H-[2,6]naphthyridine-2-carboxylic acid 4-methoxy-benzylamide
    —— 5-Benzyloxy-7-methyl-3-(2-amino-ethyl)-indol 47140-36-3 C18H20N2O
    5-Benzyloxy-7-methyl-3-(2-amino-ethyl)-indol
    —— 5,8-Diisopropyloxypyrido<2,3-d>pyridazin 2843-67-6 C13H17N3O2
    5,8-Diisopropyloxypyrido<2,3-d>pyridazin
    —— 5-Piperidino-2,2,4,4,6,6-hexamethyl-1,3-cyclohexandion 10037-37-3 C17H29NO2
    5-Piperidino-2,2,4,4,6,6-hexamethyl-1,3-cyclohexandion
    —— [5,5'-methylenebis(3-methylbenzofuran-7,5-diyl)]bis[(6-phenyl-7,8a-dihydro-1H-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazin-3-yl)methanone] 1345695-12-6 C39H28N8O2S2
    [5,5'-methylenebis(3-methylbenzofuran-7,5-diyl)]bis[(6-phenyl-7,8a-dihydro-1H-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazin-3-yl)methanone]
    —— 5-(azidomethyl)-2-hydroxybenzaldehyde 714916-55-9 C8H7N3O2
    5-(azidomethyl)-2-hydroxybenzaldehyde
    —— 5-(4-chloro-phenoxymethyl)-3-phenyl-isoxazole 35121-44-9 C16H12ClNO2
    5-(4-chloro-phenoxymethyl)-3-phenyl-isoxazole
    —— 5-tert-butoxypyridine-2-carbonitrile 1392467-08-1 C10H12N2O
    5-tert-butoxypyridine-2-carbonitrile