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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-isopropyl-1,3-dihydro-azepin-2-one 1116394-66-1 C9H13NO
    5-isopropyl-1,3-dihydro-azepin-2-one
    —— 5-Hydrazonomethyl-thiophene-3-carbonitrile 59786-64-0 C6H5N3S
    5-Hydrazonomethyl-thiophene-3-carbonitrile
    —— 5'-amino-5'-deoxy-cytidine 71120-31-5 C9H14N4O4
    5'-amino-5'-deoxy-cytidine
    —— (5R,6R)-2,5-dimethyl-6-[4-(3-methyloxetan-3-yl)phenyl]-1,1-dioxo-5-(2,4,5-trifluorophenyl)-6H-1,2,4-thiadiazin-3-amine 1286793-89-2 C21H22F3N3O3S
    (5R,6R)-2,5-dimethyl-6-[4-(3-methyloxetan-3-yl)phenyl]-1,1-dioxo-5-(2,4,5-trifluorophenyl)-6H-1,2,4-thiadiazin-3-amine
    —— 5-acetyl-1,3-dimethyl-7H-pyrazolo[3,4-b]pyridin-4-one 116835-17-7 C10H11N3O2
    5-acetyl-1,3-dimethyl-7H-pyrazolo[3,4-b]pyridin-4-one
    —— 5,5-dimethyl-3-thiazolidin-3-ylmethyl-imidazolidine-2,4-dione 33277-40-6 C9H15N3O2S
    5,5-dimethyl-3-thiazolidin-3-ylmethyl-imidazolidine-2,4-dione
    —— 5-ethoxy-3,4-diphenyl-3,4-dihydro-2<i>H</i>-pyrrole 67159-61-9 C18H19NO
    5-ethoxy-3,4-diphenyl-3,4-dihydro-2<i>H</i>-pyrrole
    —— <5S,5(4S,6R)>-5-(2,2-dimethyl-6-ethyl-1,3-dioxan-4-yl)-2-hexanone 129986-01-2 C14H26O3
    <5S,5(4S,6R)>-5-(2,2-dimethyl-6-ethyl-1,3-dioxan-4-yl)-2-hexanone
    —— 5-hydroxy-17β-(methoxymethoxy)-9,19-cyclo-5α,9β-androstane-3,11-dione cyclic 3-(2,2-dimethyl-1,3-propanediyl acetal) 174504-97-3 C26H40O6
    5-hydroxy-17β-(methoxymethoxy)-9,19-cyclo-5α,9β-androstane-3,11-dione cyclic 3-(2,2-dimethyl-1,3-propanediyl acetal)
    —— 5-hydroxy-3-oxodecanoic lactone-3-ethylenedithioketal 108383-01-3 C12H20O2S2
    5-hydroxy-3-oxodecanoic lactone-3-ethylenedithioketal
    —— 5-cyano-4,5-dihydro-N-methylisoxazole-3-carboxamide 1446238-46-5 C6H7N3O2
    5-cyano-4,5-dihydro-N-methylisoxazole-3-carboxamide
    —— 5-[(2-Naphthyloxy)methyl]-2-furohydrazide 438472-54-9 C16H14N2O3
    5-[(2-Naphthyloxy)methyl]-2-furohydrazide
    —— (5Z,13E)-(9S,11S,15R)-11-chloro-16-(3-chlorophenoxy)-9,15-dihydroxy-17,18,19,20-tetranor-5,13-prostadienoic acid isopropyl ester 208115-22-4 C25H34Cl2O5
    (5Z,13E)-(9S,11S,15R)-11-chloro-16-(3-chlorophenoxy)-9,15-dihydroxy-17,18,19,20-tetranor-5,13-prostadienoic acid isopropyl ester
    —— 5-(3-butyl-1H-imidazol-3-ium-1-yl)-25,26,27,28-tetrabenzyloxycalix[4]arene bromide 1337993-41-5 Br*C63H59N2O4
    5-(3-butyl-1H-imidazol-3-ium-1-yl)-25,26,27,28-tetrabenzyloxycalix[4]arene bromide
    —— 5-o-tolyl-2-p-tolyloxazole 1020264-23-6 C17H15NO
    5-o-tolyl-2-p-tolyloxazole
    —— 5-(methoxypropylaminomethyl)tetrandrine 1425590-52-8 C43H53N3O7
    5-(methoxypropylaminomethyl)tetrandrine
    —— 5-((S)-2-pyrrolidin-1-ylmethyl-pyrrolidine-1-carbonyl)-1H-indole-2-carboxylic acid ethyl ester 952797-90-9 C21H27N3O3
    5-((S)-2-pyrrolidin-1-ylmethyl-pyrrolidine-1-carbonyl)-1H-indole-2-carboxylic acid ethyl ester
    —— 5-(4-(2,6-dichlorobenzamido)pyridin-2-ylamino)pyrazine-2-carboxylic acid 1258293-14-9 C17H11Cl2N5O3
    5-(4-(2,6-dichlorobenzamido)pyridin-2-ylamino)pyrazine-2-carboxylic acid
    —— 5-benzyl-5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinoline 19716-58-6 C17H17NO2
    5-benzyl-5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinoline
    —— 5,5'-bis-<i>m</i>-tolyloxymethyl-2,2'-sulfonyl-bis-[1,3,4]oxadiazole 66178-62-9 C20H18N4O6S
    5,5'-bis-<i>m</i>-tolyloxymethyl-2,2'-sulfonyl-bis-[1,3,4]oxadiazole
    —— 5-hydroxy-2-(4-methoxy-phenyl)-5-methyl-4-oxo-1-phenyl-4,5-dihydro-pyrrole-3-carboxylic acid ethyl ester 66823-27-6 C21H21NO5
    5-hydroxy-2-(4-methoxy-phenyl)-5-methyl-4-oxo-1-phenyl-4,5-dihydro-pyrrole-3-carboxylic acid ethyl ester
    —— 5-[3-(3,4,5-Trimethoxy phenyl)-1-oxo-2-propenyl]-2-hydroxy-benzeneacetic acid 99480-64-5 C20H20O7
    5-[3-(3,4,5-Trimethoxy phenyl)-1-oxo-2-propenyl]-2-hydroxy-benzeneacetic acid
    —— 5-[3-(3-methoxyphenoxy)propylamino]-2-(3-methylphenyl)-2-propan-2-ylpentanenitrile 120352-08-1 C25H34N2O2
    5-[3-(3-methoxyphenoxy)propylamino]-2-(3-methylphenyl)-2-propan-2-ylpentanenitrile
    —— 5-Propoxy-1-penten-3-in 67728-94-3 C8H12O
    5-Propoxy-1-penten-3-in
    —— 5-Imino-4-methyl-3-oxo-2-phenyl-2,3,4,5-tetrahydro-<1.2.4>triazin-6-carbamid 66707-17-3 C11H11N5O2
    5-Imino-4-methyl-3-oxo-2-phenyl-2,3,4,5-tetrahydro-<1.2.4>triazin-6-carbamid
    —— 5-[(E)-3-(6-Hydroxy-1-methyl-4-oxo-2-thioxo-1,2,3,4-tetrahydro-pyrimidin-5-yl)-prop-2-en-(Z)-ylidene]-1-methyl-2-thioxo-dihydro-pyrimidine-4,6-dione 101135-69-7 C13H12N4O4S2
    5-[(E)-3-(6-Hydroxy-1-methyl-4-oxo-2-thioxo-1,2,3,4-tetrahydro-pyrimidin-5-yl)-prop-2-en-(Z)-ylidene]-1-methyl-2-thioxo-dihydro-pyrimidine-4,6-dione
    —— 5,11-Diketo-1,10,11,11a-tetrahydro-5H-pyrrol-benzodiazepin-11a-aethoxycarbonyl 67900-20-3 C15H14N2O4
    5,11-Diketo-1,10,11,11a-tetrahydro-5H-pyrrol-benzodiazepin-11a-aethoxycarbonyl
    —— 5-thioxo-[1,2,4]triazole-1,4-dicarboxylic acid dianilide 66646-48-8 C16H13N5O2S
    5-thioxo-[1,2,4]triazole-1,4-dicarboxylic acid dianilide
    —— 5-<2-<3-Ethyl-benzthiazolinyliden-(2)>-1-ethoxy-ethyliden>-3-ethyl-2-<2-<3-ethyl-4-oxo-2-thio-thiazolidinyliden-(5)>-ethyliden>-thiazolidinon-(4) 20339-36-0 C25H27N3O3S4
    5-<2-<3-Ethyl-benzthiazolinyliden-(2)>-1-ethoxy-ethyliden>-3-ethyl-2-<2-<3-ethyl-4-oxo-2-thio-thiazolidinyliden-(5)>-ethyliden>-thiazolidinon-(4)
    —— 5-Bromo-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline 1306604-41-0 C11H14BrNO2
    5-Bromo-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline
    —— (5-ethyl-2-hydroxy-phenyl)-(3-trifluoromethyl-phenyl)-methanone 847347-82-4 C16H13F3O2
    (5-ethyl-2-hydroxy-phenyl)-(3-trifluoromethyl-phenyl)-methanone
    —— [5-(thiophene-2-carbonyl)-1(3)<i>H</i>-benzoimidazol-2-yl]-carbamic acid 2-chloro-ethyl ester 66939-53-5 C15H12ClN3O3S
    [5-(thiophene-2-carbonyl)-1(3)<i>H</i>-benzoimidazol-2-yl]-carbamic acid 2-chloro-ethyl ester
    —— (5β)-1β-(2-oxohexanyl)-3-oxabicyclo<3.1.0>hexane 143889-24-1 C11H18O2
    (5β)-1β-(2-oxohexanyl)-3-oxabicyclo<3.1.0>hexane
    —— 5-[(E)-2-(4-Chloro-phenyl)-vinyl]-1,3-dimethyl-1H-pyrazole-4-carbonitrile 135126-89-5 C14H12ClN3
    5-[(E)-2-(4-Chloro-phenyl)-vinyl]-1,3-dimethyl-1H-pyrazole-4-carbonitrile
    —— 5-(2-chloro-6-hexyloxyphenyl)-10,15,20-tris(2,6-dichloro-phenyl)-porphyrin Mn(III) chloride 151422-01-4 C50H33Cl8MnN4O
    5-(2-chloro-6-hexyloxyphenyl)-10,15,20-tris(2,6-dichloro-phenyl)-porphyrin Mn(III) chloride
    —— 5'-O-(4,4'-dimethoxytrityl)-3'-O-acetyl-2-pyrene β-deoxynucleoside 1388771-64-9 C44H38O6
    5'-O-(4,4'-dimethoxytrityl)-3'-O-acetyl-2-pyrene β-deoxynucleoside
    —— [5-(2-acetoxy-ethoxy)-1-carbamoyl-1H-indol-3-yl]-acetic acid methyl ester 1386456-55-8 C16H18N2O6
    [5-(2-acetoxy-ethoxy)-1-carbamoyl-1H-indol-3-yl]-acetic acid methyl ester
    —— 5-ethoxy-5,6-dihydro-diimidazo[1,2-<i>a</i>;2',1'-<i>c</i>]pyrazine 54476-44-7 C10H12N4O
    5-ethoxy-5,6-dihydro-diimidazo[1,2-<i>a</i>;2',1'-<i>c</i>]pyrazine
    —— 5-[4-(4-ethoxy-phenyl)-5-phenyl-1(3)<i>H</i>-imidazol-2-yl]-1,3-dimethyl-1,3-dihydro-benzoimidazol-2-one 67073-05-6 C26H24N4O2
    5-[4-(4-ethoxy-phenyl)-5-phenyl-1(3)<i>H</i>-imidazol-2-yl]-1,3-dimethyl-1,3-dihydro-benzoimidazol-2-one
    —— 5-Naphthalen-2-yl-2-phenyl-4-phenylamino-1H-pyrrole-3-carbonitrile 67678-09-5 C27H19N3
    5-Naphthalen-2-yl-2-phenyl-4-phenylamino-1H-pyrrole-3-carbonitrile
    —— 5-(Bis-2-chloraethylamino)-2-hydroxybenzoesaeuremethylester 66095-66-7 C12H15Cl2NO3
    5-(Bis-2-chloraethylamino)-2-hydroxybenzoesaeuremethylester
    —— 5-(5-tert-butyl-[2]thienyl)-5-oxo-valeric acid ethyl ester 101101-09-1 C15H22O3S
    5-(5-tert-butyl-[2]thienyl)-5-oxo-valeric acid ethyl ester
    —— (5-Fluoropyridin-2-yl)-[6-(hydroxymethyl)pyridin-3-yl]methanone 1017600-48-4 C12H9FN2O2
    (5-Fluoropyridin-2-yl)-[6-(hydroxymethyl)pyridin-3-yl]methanone
    —— 5-ethyl-2,2-dimethyl-4,6-dioxa-1-aza-bicyclo[3.1.0]hexane 1262887-07-9 C7H13NO2
    5-ethyl-2,2-dimethyl-4,6-dioxa-1-aza-bicyclo[3.1.0]hexane
    —— 5-Chlor-7-(4-carbethoxy-1-piperazinyl-methyl)-8-chinolinol 94995-85-4 C17H20ClN3O3
    5-Chlor-7-(4-carbethoxy-1-piperazinyl-methyl)-8-chinolinol
    —— 5-Cyan-valeriansaeure-(6-hydroxyhexylester) 91691-10-0 C12H21NO3
    5-Cyan-valeriansaeure-(6-hydroxyhexylester)
    —— 5-(2-isopropyl-benzylidene)-2,2-dimethyl-[1,3]dioxane-4,6-dione 54392-89-1 C16H18O4
    5-(2-isopropyl-benzylidene)-2,2-dimethyl-[1,3]dioxane-4,6-dione
    —— 5-Tert-butyl-4-[(2-hydroxy-3-methoxyphenyl)methylidene]-2-phenylpyrazol-3-one 1047724-35-5 C21H22N2O3
    5-Tert-butyl-4-[(2-hydroxy-3-methoxyphenyl)methylidene]-2-phenylpyrazol-3-one
    —— 5-((S)-1-isobutyryl-pyrrolidin-3-yl)-1H-indole-2-carboxylic acid (3,5-difluoro-phenyl)-amide 1603833-49-3 C23H23F2N3O2
    5-((S)-1-isobutyryl-pyrrolidin-3-yl)-1H-indole-2-carboxylic acid (3,5-difluoro-phenyl)-amide
    —— 5-Cyclohexylidene-3-{[1-(2-nitro-phenyl)-meth-(E)-ylidene]-amino}-2-phenyl-3,5-dihydro-imidazol-4-one 917988-75-1 C22H20N4O3
    5-Cyclohexylidene-3-{[1-(2-nitro-phenyl)-meth-(E)-ylidene]-amino}-2-phenyl-3,5-dihydro-imidazol-4-one