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中文名称 英文名称 CAS号 化学式 结构式图片
—— 5-Amino-3-aroyl-1,2,4-oxadiazol 60472-12-0 C9H5Cl2N3O2
5-Amino-3-aroyl-1,2,4-oxadiazol
—— 5-chloro-2,4-bis[(2'-hydroxyethyl)amino]toluene 151477-61-1 C11H17ClN2O2
5-chloro-2,4-bis[(2'-hydroxyethyl)amino]toluene
—— 5-amino-3-(3-chlorophenyl)-1-[methylamino(thiocarbonyl)]-1H-1,2,4-triazole 168893-32-1 C10H10ClN5S
5-amino-3-(3-chlorophenyl)-1-[methylamino(thiocarbonyl)]-1H-1,2,4-triazole
—— 5-(1-hydroxyguanidin-3-yl)imino-4-methyl-7-(3-thienyl)-5,6,7,8-tetrahydroquinoline hydrochloride 239129-30-7 C15H17N5OS*ClH
5-(1-hydroxyguanidin-3-yl)imino-4-methyl-7-(3-thienyl)-5,6,7,8-tetrahydroquinoline hydrochloride
—— 5'-O-(2,2,6,6-tetramethyl-1-oxylpiperidine-4-carbonyl)-2',3'-O-isopropylideneguanosine 1025006-04-5 C23H33N6O7
5'-O-(2,2,6,6-tetramethyl-1-oxylpiperidine-4-carbonyl)-2',3'-O-isopropylideneguanosine
—— 5-Amino-1-[methylamino(thiocarbonyl)]-3-(p-tolyl)-1H-1,2,4-triazole 168893-28-5 C11H13N5S
5-Amino-1-[methylamino(thiocarbonyl)]-3-(p-tolyl)-1H-1,2,4-triazole
—— 5-chloro-2-hydroxy-benzoic acid-(2,4,5-trichloro-anilide) 634186-41-7 C13H7Cl4NO2
5-chloro-2-hydroxy-benzoic acid-(2,4,5-trichloro-anilide)
—— 5-Ethoxycarbonyl-3-ethyl-2-methyl-1-phenylbenzimidazolium iodide 55526-59-5 C19H21N2O2*I
5-Ethoxycarbonyl-3-ethyl-2-methyl-1-phenylbenzimidazolium iodide
—— 5<i>H</i>-thieno[3,4-<i>c</i>]pyridin-4-one 59958-36-0 C7H5NOS
5<i>H</i>-thieno[3,4-<i>c</i>]pyridin-4-one
—— 5-(1H-benzo[d][1,2,3]triazol-5-yl)-2-(3-chlorophenyl)-[1,2,4]triazolo[1,5-a]pyrimidin-7(4H)-one 1607425-72-8 C17H10ClN7O
5-(1H-benzo[d][1,2,3]triazol-5-yl)-2-(3-chlorophenyl)-[1,2,4]triazolo[1,5-a]pyrimidin-7(4H)-one
—— 5'-azido-5'-deoxy-2',3'-O-isopropylideneguanosine 25030-19-7 C13H16N8O4
5'-azido-5'-deoxy-2',3'-O-isopropylideneguanosine
—— (5-Chloro-benzo[b]thiophen-3-ylmethyl)-((E)-6,6-dimethyl-hept-2-en-4-ynyl)-methyl-amine 130219-85-1 C19H22ClNS
(5-Chloro-benzo[b]thiophen-3-ylmethyl)-((E)-6,6-dimethyl-hept-2-en-4-ynyl)-methyl-amine
—— 5’-hexynoyl-2’,3’-O-isopropylidene guanosine 1584706-71-7 C19H23N5O6
5’-hexynoyl-2’,3’-O-isopropylidene guanosine
—— (5S)-7-benzyl-6-methyl-4,7-diazaspiro[2.5]octane 1199793-16-2 C14H20N2
(5S)-7-benzyl-6-methyl-4,7-diazaspiro[2.5]octane
—— 5-Methylcycloheptane-1,4-dione 60203-68-1 C8H12O2
5-Methylcycloheptane-1,4-dione
—— 5-but-3-enyl-N-methylcyclopentene-1-carboxamide 118717-74-1 C11H17NO
5-but-3-enyl-N-methylcyclopentene-1-carboxamide
—— 5-[2,4-dichloro phenoxy]-2-nitro-N-methanesulfonyl benzamide 72178-17-7 C14H10Cl2N2O6S
5-[2,4-dichloro phenoxy]-2-nitro-N-methanesulfonyl benzamide
—— 5-[(3,5,5,8,8-pentamethyl-5,6,7,8-tetrahydro-2-naphthalenyl)methyl]-N-(3-{[(trifluroacetyl)amino]methyl}benzyl)-2-furamide 263848-67-5 C31H35F3N2O3
5-[(3,5,5,8,8-pentamethyl-5,6,7,8-tetrahydro-2-naphthalenyl)methyl]-N-(3-{[(trifluroacetyl)amino]methyl}benzyl)-2-furamide
—— (5R,9R,13S,14S)-17-cyclopropylmethyl-6,7-didehydro-4,5-epoxy-3-methoxy-1'-propyl-indolo[2',3';6,7]morphinan-3,14-diol 1044517-66-9 C30H34N2O3
(5R,9R,13S,14S)-17-cyclopropylmethyl-6,7-didehydro-4,5-epoxy-3-methoxy-1'-propyl-indolo[2',3';6,7]morphinan-3,14-diol
—— 5-amino-1-benzyl-4-propyl-tetrazolium; chloride 6280-37-1 C11H16N5*Cl
5-amino-1-benzyl-4-propyl-tetrazolium; chloride
—— 5-Methyl-11-(3-methylbut-2-enoxy)indolo[2,3-b]quinoline 1208377-27-8 C21H20N2O
5-Methyl-11-(3-methylbut-2-enoxy)indolo[2,3-b]quinoline
—— 5,6-dichloro-[1,4]naphthoquinone 56961-93-4 C10H4Cl2O2
5,6-dichloro-[1,4]naphthoquinone
—— 5-Ethyl-4-thiocarbamoyl-thiophene-2-carboxylic acid isopropyl ester 237385-29-4 C11H15NO2S2
5-Ethyl-4-thiocarbamoyl-thiophene-2-carboxylic acid isopropyl ester
—— 5-(4-ethyl-4-methyl-2-oxo-1,4-dihydro-2H-3,1-benzoxazin-6-yl)-1-methyl-1H-pyrrole-2-carbonitrile 638989-43-2 C17H17N3O2
5-(4-ethyl-4-methyl-2-oxo-1,4-dihydro-2H-3,1-benzoxazin-6-yl)-1-methyl-1H-pyrrole-2-carbonitrile
—— 5-[(3,5,5,8,8-pentamethyl-5,6,7,8-tetrahydronaphthalen-2-yl)methyl]-2-furoyl chloride 263854-28-0 C21H25ClO2
5-[(3,5,5,8,8-pentamethyl-5,6,7,8-tetrahydronaphthalen-2-yl)methyl]-2-furoyl chloride
—— 5,5-Dimethylspiro[5.5]undec-3-en-1-ol 884195-46-4 C13H22O
5,5-Dimethylspiro[5.5]undec-3-en-1-ol
—— 5-(4-ethyl-4-methyl-2-oxo-1H-3,1-benzoxazin-6-yl)-1H-pyrrole-2-carbonitrile 1026592-42-6 C16H15N3O2
5-(4-ethyl-4-methyl-2-oxo-1H-3,1-benzoxazin-6-yl)-1H-pyrrole-2-carbonitrile
—— 5-(4-chloro-benzyl)-1<i>H</i>-[1,2,4]triazol-3-ylamine 90649-64-2 C9H9ClN4
5-(4-chloro-benzyl)-1<i>H</i>-[1,2,4]triazol-3-ylamine
—— 5-hydroxy-2,3-di-<i>p</i>-tolyl-tetrazolium betaine 55667-67-9 C15H14N4O
5-hydroxy-2,3-di-<i>p</i>-tolyl-tetrazolium betaine
—— 5-(3-methylbut-2-enyloxy)-2,2-dimethyl-10-propyl-2H,8H-pyrano[2,3-f]chromen-8-one 1604837-89-9 C22H26O4
5-(3-methylbut-2-enyloxy)-2,2-dimethyl-10-propyl-2H,8H-pyrano[2,3-f]chromen-8-one
—— 5-isopropyl-4,5-dihydro-oxazole-4-carboxylic acid ethyl ester 34792-71-7 C9H15NO3
5-isopropyl-4,5-dihydro-oxazole-4-carboxylic acid ethyl ester
—— 5-ethyl-5-{[(p-vinylphenyl)methoxy]methyl}-1,3-dioxan-2-one 174141-08-3 C16H20O4
5-ethyl-5-{[(p-vinylphenyl)methoxy]methyl}-1,3-dioxan-2-one
—— (5S,6aR,10aS)-5-pentyldecahydrodipyrrolo[1,2-a:1′,2′-c]pyrimidine 114530-38-0 C15H28N2
(5S,6aR,10aS)-5-pentyldecahydrodipyrrolo[1,2-a:1′,2′-c]pyrimidine
—— 5-methyl-5-methoxyhydantoin 79606-92-1 C5H8N2O3
5-methyl-5-methoxyhydantoin
—— 5-methoxy-2-methyl-4-morpholinopyridazin-3(2H)-one 55153-47-4 C10H15N3O3
5-methoxy-2-methyl-4-morpholinopyridazin-3(2H)-one
—— 5-acetyl-4-(2-(4-bromophenyl)-1,2,3-triazol-4-yl)-6-methyl-3,4-dihydropyrimidin-2(1H)-one 1295568-69-2 C15H14BrN5O2
5-acetyl-4-(2-(4-bromophenyl)-1,2,3-triazol-4-yl)-6-methyl-3,4-dihydropyrimidin-2(1H)-one
—— 5-acetyl-4-(2-(4-bromophenyl)-1,2,3-triazol-4-yl)-6-phenyl-3,4-dihydropyrimidin-2(1H)-one 1295568-70-5 C20H16BrN5O2
5-acetyl-4-(2-(4-bromophenyl)-1,2,3-triazol-4-yl)-6-phenyl-3,4-dihydropyrimidin-2(1H)-one
—— 5,5-bis(3-methylbut-2-enyl)-2,2-dimethyl-1,3-dioxane-4,6-dione 187745-04-6 C16H24O4
5,5-bis(3-methylbut-2-enyl)-2,2-dimethyl-1,3-dioxane-4,6-dione
—— (5S)-(-)-1-benzyl-5-heptylpyrrolidine-2-one 95513-31-8 C18H27NO
(5S)-(-)-1-benzyl-5-heptylpyrrolidine-2-one
—— 5-acetyl-4-(2-(4-bromophenyl)-1,2,3-triazol-4-yl)-6-methyl-3,4-dihydropyrimidin-2(1H)-thione 1295568-76-1 C15H14BrN5OS
5-acetyl-4-(2-(4-bromophenyl)-1,2,3-triazol-4-yl)-6-methyl-3,4-dihydropyrimidin-2(1H)-thione
—— (±)-5,7-diacetoxy-4'-hydroxyflavan-4-one 517892-90-9 C19H16O7
(±)-5,7-diacetoxy-4'-hydroxyflavan-4-one
—— 5-acetyl-4-(2-(4-bromophenyl)-1,2,3-triazol-4-yl)-6-phenyl-3,4-dihydropyrimidin-2(1H)-thione 1295568-77-2 C20H16BrN5OS
5-acetyl-4-(2-(4-bromophenyl)-1,2,3-triazol-4-yl)-6-phenyl-3,4-dihydropyrimidin-2(1H)-thione
—— (5E)-2-chloro-5-octenal 1351576-30-1 C8H13ClO
(5E)-2-chloro-5-octenal
—— 5,6,8,9-Tetrahydro-4-phenyl-4H,7H-cyclopenta(4,5)thieno(3,2-f)pyrrolo(1,2-a)(1,4)diazepine 137052-84-7 C19H18N2S
5,6,8,9-Tetrahydro-4-phenyl-4H,7H-cyclopenta(4,5)thieno(3,2-f)pyrrolo(1,2-a)(1,4)diazepine
—— 5-amino-N-(2,4-dichlorophenyl)-2-methoxybenzenesulfonamide 1042511-25-0 C13H12Cl2N2O3S
5-amino-N-(2,4-dichlorophenyl)-2-methoxybenzenesulfonamide
—— 5-methyl-2-[5-methyl-2-[(2S)-1-[(2-methylpropan-2-yl)oxycarbonyl]pyrrolidin-2-yl]-1,3-oxazol-4-yl]-1,3-oxazole-4-carboxylic acid 1028304-88-2 C18H23N3O6
5-methyl-2-[5-methyl-2-[(2S)-1-[(2-methylpropan-2-yl)oxycarbonyl]pyrrolidin-2-yl]-1,3-oxazol-4-yl]-1,3-oxazole-4-carboxylic acid
—— 5-acetyl-1-(indol-3-yl-acetyl)-1,2,3,4-tetrahydro-pyridine 38216-75-0 C17H18N2O2
5-acetyl-1-(indol-3-yl-acetyl)-1,2,3,4-tetrahydro-pyridine
—— 5-(4'-methoxyphenyl)-3-methyl-2,4-pentadienal 22265-29-8 C13H14O2
5-(4'-methoxyphenyl)-3-methyl-2,4-pentadienal
—— 5-(3-(5-(3-(3,5-dichloropyridin-4-yl)ureido)-1-ethyl-6-oxo-1,6-dihydropyridazin-3-yl)phenyl)nicotinic acid 1229438-50-9 C24H18Cl2N6O4
5-(3-(5-(3-(3,5-dichloropyridin-4-yl)ureido)-1-ethyl-6-oxo-1,6-dihydropyridazin-3-yl)phenyl)nicotinic acid
—— 5-(tert-butyl-diphenyl-silanyloxy)-pentanoic acid 3-methyl-but-2-enyl ester 505067-47-0 C26H36O3Si
5-(tert-butyl-diphenyl-silanyloxy)-pentanoic acid 3-methyl-but-2-enyl ester