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中文名称 英文名称 CAS号 化学式 结构式图片
—— 5-methyl-1H-phenalen-1-ylium 137740-12-6 C14H11
5-methyl-1H-phenalen-1-ylium
—— 5-benzyl-5-methyl-3-methylenedihydrofuran-2(3H)-one 1607455-24-2 C13H14O2
5-benzyl-5-methyl-3-methylenedihydrofuran-2(3H)-one
—— 5-ethyl-2-exo-(2-methoxyethyl)-2-endo-(2,4-dimethoxyphenyl)bicyclo<3.2.1>octane-6,8-dione 114506-72-8 C21H28O5
5-ethyl-2-exo-(2-methoxyethyl)-2-endo-(2,4-dimethoxyphenyl)bicyclo<3.2.1>octane-6,8-dione
—— 5-chloro-2-[4-(5-chloro-2-methyl-phenyl)-4<i>H</i>-[1,2,4]triazol-3-ylsulfanylmethyl]-1<i>H</i>-benzoimidazole 66298-08-6 C17H13Cl2N5S
5-chloro-2-[4-(5-chloro-2-methyl-phenyl)-4<i>H</i>-[1,2,4]triazol-3-ylsulfanylmethyl]-1<i>H</i>-benzoimidazole
—— (5-isopropoxy-12<i>H</i>-benzo[<i>a</i>]phenothiazin-6-yl)-phenyl-amine 66479-23-0 C25H22N2OS
(5-isopropoxy-12<i>H</i>-benzo[<i>a</i>]phenothiazin-6-yl)-phenyl-amine
—— 5-(4-bromo-phenyl)-2-(3-chloro-anilino)-thiazol-4-one 97214-14-7 C15H10BrClN2OS
5-(4-bromo-phenyl)-2-(3-chloro-anilino)-thiazol-4-one
—— [5-ethylsulfanyl-3-(4-nitro-phenyl)-3<i>H</i>-[1,2,3]triazol-4-yl]-methyl-phenyl-amine 65673-10-1 C17H17N5O2S
[5-ethylsulfanyl-3-(4-nitro-phenyl)-3<i>H</i>-[1,2,3]triazol-4-yl]-methyl-phenyl-amine
—— 5-chloro-2-(4-<i>o</i>-tolyl-4<i>H</i>-[1,2,4]triazol-3-ylsulfanylmethyl)-1<i>H</i>-benzoimidazole 66297-94-7 C17H14ClN5S
5-chloro-2-(4-<i>o</i>-tolyl-4<i>H</i>-[1,2,4]triazol-3-ylsulfanylmethyl)-1<i>H</i>-benzoimidazole
—— 5-Acetoxy-3.4-dimethylbenzolsulfonylchlorid 20804-42-6 C10H11ClO4S
5-Acetoxy-3.4-dimethylbenzolsulfonylchlorid
—— 5,5-dimethyl-3-[1-quinolin-2-yl-methylidene]-1-thiophen-2-ylmethyl-2-p-tolyl-piperidin-4-one 1096166-75-4 C29H28N2OS
5,5-dimethyl-3-[1-quinolin-2-yl-methylidene]-1-thiophen-2-ylmethyl-2-p-tolyl-piperidin-4-one
—— 5-(4-methylphenyl)-2-phenylthiazole 6071-54-1 C16H13NS
5-(4-methylphenyl)-2-phenylthiazole
—— 5-methoxy-2-(pyrimidin-2-yl)benzonitrile 1528758-46-4 C12H9N3O
5-methoxy-2-(pyrimidin-2-yl)benzonitrile
—— 5'-(2-Dibenzylaminopropionyl)-2'-fluoromethanesulfonanilide 137314-97-7 C24H25FN2O3S
5'-(2-Dibenzylaminopropionyl)-2'-fluoromethanesulfonanilide
—— (5-nitro-pentane-2-one)-triphenyl-phosporane 166179-39-1 C23H22NO3P
(5-nitro-pentane-2-one)-triphenyl-phosporane
—— 5-benzyloxy-ω-[3,4-bis(benzyloxy)benzoyl]-2-hydroxy-3,4,6-trimethoxyacetophenone 85374-53-4 C39H36O9
5-benzyloxy-ω-[3,4-bis(benzyloxy)benzoyl]-2-hydroxy-3,4,6-trimethoxyacetophenone
—— 5-benzyl-7-chloro-1-cyclopropylmethyl-1,3-dihydro-benzo[<i>e</i>][1,4]diazepin-2-one 26868-77-9 C20H19ClN2O
5-benzyl-7-chloro-1-cyclopropylmethyl-1,3-dihydro-benzo[<i>e</i>][1,4]diazepin-2-one
—— 5-piperidinomethyl-quinolin-6-ol 94028-82-7 C15H18N2O
5-piperidinomethyl-quinolin-6-ol
—— 5-(4-methoxyphenyl)-3,3-dimethyl-cyclohexanone 916509-80-3 C15H20O2
5-(4-methoxyphenyl)-3,3-dimethyl-cyclohexanone
—— 5-Chlor-2-(chloracetyl-methylamino)-benzophenon-N.N-dimethylhydrazon 52335-14-5 C18H19Cl2N3O
5-Chlor-2-(chloracetyl-methylamino)-benzophenon-N.N-dimethylhydrazon
—— 5-Cyanomethylsulfanyl-2-methylsulfanyl-thiazole-4-carboxylic acid methyl ester 127535-52-8 C8H8N2O2S3
5-Cyanomethylsulfanyl-2-methylsulfanyl-thiazole-4-carboxylic acid methyl ester
—— 5-Chlor-4-hydroxy-6-nitro-cinnolin 17762-28-6 C8H4ClN3O3
5-Chlor-4-hydroxy-6-nitro-cinnolin
—— (5aRS,11bRS)-1-tert-butyl-3,5a,6,11b-tetrahydro-3,5,5-trimethyl-5H-<1>-benzopyrano<4',3':4,5>pyrano<2,3-c>pyrazole 112296-74-9 C20H26N2O2
(5aRS,11bRS)-1-tert-butyl-3,5a,6,11b-tetrahydro-3,5,5-trimethyl-5H-<1>-benzopyrano<4',3':4,5>pyrano<2,3-c>pyrazole
—— 5-isopropyl-6-(1,3,4-oxadiazol-2-yl)pyrrolo[2,1-f][1,2,4]triazin4(3H)-one 857899-21-9 C11H11N5O2
5-isopropyl-6-(1,3,4-oxadiazol-2-yl)pyrrolo[2,1-f][1,2,4]triazin4(3H)-one
—— 5-butyl-1-(5-methyl-4-(thiophen-2-yl)pyrimidin-2-yl)-N-((thiazol-5-yl)methyl)-1H-pyrazole-4-carboxamide 1019254-66-0 C21H22N6OS2
5-butyl-1-(5-methyl-4-(thiophen-2-yl)pyrimidin-2-yl)-N-((thiazol-5-yl)methyl)-1H-pyrazole-4-carboxamide
—— 5-fluoro-1H-isoindol-3-amine hydrochloride 1354952-36-5 C8H8ClFN2
5-fluoro-1H-isoindol-3-amine hydrochloride
—— 5-hydroxy-benzocycloheptene-4,4,6,6-d4 86476-63-3 C11H14O
5-hydroxy-benzocycloheptene-4,4,6,6-d4
—— 5-methoxy-2,2,4,4-tetramethyl-tetrahydro-furan 17546-39-3 C9H18O2
5-methoxy-2,2,4,4-tetramethyl-tetrahydro-furan
—— (5'R,7'R)-8'-benzylidene-5',7'-bis(4-chlorophenyl)-2'-hydroxy-4'-phenyl-7',8'-dihydro-2H,5'H-spiro[pyrimidine-5,6'-quinazoline]-2,4,6(1H,3H)-trione 1186098-94-1 C36H24Cl2N4O4
(5'R,7'R)-8'-benzylidene-5',7'-bis(4-chlorophenyl)-2'-hydroxy-4'-phenyl-7',8'-dihydro-2H,5'H-spiro[pyrimidine-5,6'-quinazoline]-2,4,6(1H,3H)-trione
—— 5-Deuterio-1,3-cycloheptadien 40501-47-1 C7H10
5-Deuterio-1,3-cycloheptadien
—— 5'-Benzyl-3'-furylmethyl-α-isopropyl-4-carbomethoxyphenylacetat 51629-08-4 C25H26O5
5'-Benzyl-3'-furylmethyl-α-isopropyl-4-carbomethoxyphenylacetat
—— [5-Chloro-2-(5-methyl-[1,3,4]thiadiazol-2-yl)-phenyl]-methyl-amine 106688-71-5 C10H10ClN3S
[5-Chloro-2-(5-methyl-[1,3,4]thiadiazol-2-yl)-phenyl]-methyl-amine
—— 5-Acetyl-<1>-benzoselenophen 58646-15-4 C10H8OSe
5-Acetyl-<1>-benzoselenophen
—— 5-isopropyl-1<i>H</i>-[1,2,4]triazole-3-sulfonic acid dimethylamide 59689-67-7 C7H14N4O2S
5-isopropyl-1<i>H</i>-[1,2,4]triazole-3-sulfonic acid dimethylamide
—— 5-fluoro-2,4-diphenoxy-pyrimidine 40423-68-5 C16H11FN2O2
5-fluoro-2,4-diphenoxy-pyrimidine
—— (5,7-dinitro-2-trifluoromethyl-1(3)<i>H</i>-benzoimidazol-4-yl)-hexyl-amine 30548-51-7 C14H16F3N5O4
(5,7-dinitro-2-trifluoromethyl-1(3)<i>H</i>-benzoimidazol-4-yl)-hexyl-amine
—— 5,5-diethyl-2-<i>p</i>-tolyl-[1,2,4]triazolidine-3-thione 59395-27-6 C13H19N3S
5,5-diethyl-2-<i>p</i>-tolyl-[1,2,4]triazolidine-3-thione
—— [(5-Methylisoquinolin-1-yl)methylideneamino]thiourea 34484-87-2 C12H12N4S
[(5-Methylisoquinolin-1-yl)methylideneamino]thiourea
—— 5-Dimethylamino-4-hydroxy-hexanoic acid 66116-63-0 C8H17NO3
5-Dimethylamino-4-hydroxy-hexanoic acid
—— 5-(4-ethoxycarbonyl-3,5-dimethyl-pyrrol-2-ylidenemethyl)-2-[2-(4-ethoxycarbonyl-3,5-dimethyl-pyrrol-2-yl)-vinyl]-4-methyl-pyrrole-2-carboxylic acid ethyl ester 67036-89-9 C29H35N3O6
5-(4-ethoxycarbonyl-3,5-dimethyl-pyrrol-2-ylidenemethyl)-2-[2-(4-ethoxycarbonyl-3,5-dimethyl-pyrrol-2-yl)-vinyl]-4-methyl-pyrrole-2-carboxylic acid ethyl ester
—— 5-p-Tolyl-2-chlor-1,3,4,2λ<sup>3</sup>-dioxazaphospholan 69217-07-8 C8H7ClNO2P
5-p-Tolyl-2-chlor-1,3,4,2λ<sup>3</sup>-dioxazaphospholan
—— 5-(2-Hydroxy-benzyliden)-acetyl-1-cyclohexyluracil 67042-76-6 C19H20N2O4
5-(2-Hydroxy-benzyliden)-acetyl-1-cyclohexyluracil
—— 5-(2-chloro-4,5-difluoro-benzoylamino)-1H-pyrazole-3-carboxylic acid (4-carboxyphenyl)-methyl-amide 915785-97-6 C19H13ClF2N4O4
5-(2-chloro-4,5-difluoro-benzoylamino)-1H-pyrazole-3-carboxylic acid (4-carboxyphenyl)-methyl-amide
—— 5-[4-carbamoyl-5-(3-o-tolylureido)-1H-imidazol-2-ylmethyl]thiophene-2-carboxylic acid 1140970-93-9 C18H17N5O4S
5-[4-carbamoyl-5-(3-o-tolylureido)-1H-imidazol-2-ylmethyl]thiophene-2-carboxylic acid
—— 5-amino-4-butylamino-6-chloro-2-methyl-nicotinic acid ethyl ester 64907-64-8 C13H20ClN3O2
5-amino-4-butylamino-6-chloro-2-methyl-nicotinic acid ethyl ester
—— 5,5'-bis-(2-chloro-phenyl)-2,2'-sulfanediyl-bis-[1,3,4]oxadiazole 66147-23-7 C16H8Cl2N4O2S
5,5'-bis-(2-chloro-phenyl)-2,2'-sulfanediyl-bis-[1,3,4]oxadiazole
—— 5-[(5S,6R)-5-Benzyloxymethoxy-6-((E)-(S)-3-benzyloxymethoxy-oct-1-enyl)-5,6-dihydro-4H-cyclopentathiazol-2-yl]-pentanoic acid methyl ester 82945-89-9 C36H47NO6S
5-[(5S,6R)-5-Benzyloxymethoxy-6-((E)-(S)-3-benzyloxymethoxy-oct-1-enyl)-5,6-dihydro-4H-cyclopentathiazol-2-yl]-pentanoic acid methyl ester
—— [5-(2-diethylamino-ethylidene)-4,5-dihydro-thiazol-2-yl]-diethyl-amine 55112-07-7 C13H25N3S
[5-(2-diethylamino-ethylidene)-4,5-dihydro-thiazol-2-yl]-diethyl-amine
—— 5'-O-(4,4'-dimethoxytrityl)-2'-[O-acetal-N-(9-fluorenylmethoxycarbonyl)-L-alanine ester]-3'-O-[(2-cyanoethyl-N,N-diisopropyl)phosphoramidite]uridine 1314238-54-4 C58H64N5O13P
5'-O-(4,4'-dimethoxytrityl)-2'-[O-acetal-N-(9-fluorenylmethoxycarbonyl)-L-alanine ester]-3'-O-[(2-cyanoethyl-N,N-diisopropyl)phosphoramidite]uridine
—— (5Z,10E)-(9R,12R)-12-(1-Ethoxy-ethoxy)-8-methoxycarbonyl-9-(2-methoxycarbonyl-ethyl)-13-(toluene-4-sulfonyloxy)-trideca-5,10-dienoic acid methyl ester 59193-90-7 C31H46O11S
(5Z,10E)-(9R,12R)-12-(1-Ethoxy-ethoxy)-8-methoxycarbonyl-9-(2-methoxycarbonyl-ethyl)-13-(toluene-4-sulfonyloxy)-trideca-5,10-dienoic acid methyl ester
—— 5-[2-(4-methoxyphenyl)thiazol-4-yl]-2-methyl-1-(3-methylthiophen-2-ylmethyl)-1H-pyrrole-3-carboxylic acid butylamide 726179-49-3 C26H29N3O2S2
5-[2-(4-methoxyphenyl)thiazol-4-yl]-2-methyl-1-(3-methylthiophen-2-ylmethyl)-1H-pyrrole-3-carboxylic acid butylamide