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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Cyano-3,4-dimethyl-5-oxo-hexansaeure-ethylester 16728-75-9 C11H17NO3
    2-Cyano-3,4-dimethyl-5-oxo-hexansaeure-ethylester
    —— 2-(Benzhydrylidene-amino)-3-[4-(di-tert-butoxy-phosphorylmethyl)-phenyl]-propionic acid ethyl ester 174969-98-3 C33H42NO5P
    2-(Benzhydrylidene-amino)-3-[4-(di-tert-butoxy-phosphorylmethyl)-phenyl]-propionic acid ethyl ester
    —— 2-Cyclopentyl-4,5-dimethylene-tetrahydro-pyran 127118-41-6 C12H18O
    2-Cyclopentyl-4,5-dimethylene-tetrahydro-pyran
    —— (2S)-(4-chlorophenyl)[(tetrahydropyran-2-yloxy)]acetonitrile 279685-84-6 C13H14ClNO2
    (2S)-(4-chlorophenyl)[(tetrahydropyran-2-yloxy)]acetonitrile
    —— 2-(tetradecyl)hexadecyl 2,4,6-tri-O-benzoyl-β-D-galactopyranoside 195323-20-7 C57H84O9
    2-(tetradecyl)hexadecyl 2,4,6-tri-O-benzoyl-β-D-galactopyranoside
    —— 2-acetoxy-1-nitro-2-(4-chlorophenyl)propane 851343-70-9 C11H12ClNO4
    2-acetoxy-1-nitro-2-(4-chlorophenyl)propane
    —— (20S)-3β,20,28-Triacetoxy-12(E)-hydroxylimino-30-norlupan 55498-26-5 C35H55NO7
    (20S)-3β,20,28-Triacetoxy-12(E)-hydroxylimino-30-norlupan
    —— 2-Benzyl-3-[(Z)-4-methoxy-phenylimino]-2-phenyl-2,3-dihydro-indol-1-ol 57309-22-5 C28H24N2O2
    2-Benzyl-3-[(Z)-4-methoxy-phenylimino]-2-phenyl-2,3-dihydro-indol-1-ol
    —— 2-Hydroxy-7,8<2',3'->bicyclo<2.2.1>hepten-(5')-3,4-benzo-1,2-epoxymethan-bicyclo<4.2.0>octen-3-on-(5) 61705-12-2 C18H16O3
    2-Hydroxy-7,8<2',3'->bicyclo<2.2.1>hepten-(5')-3,4-benzo-1,2-epoxymethan-bicyclo<4.2.0>octen-3-on-(5)
    —— 2-Chloro-N-[2-(3-chloro-phenyl)-ethyl]-5-(3,5-dioxo-4,5-dihydro-3H-[1, 2,4]triazin-2-yl)-benzamide 531506-96-4 C18H14Cl2N4O3
    2-Chloro-N-[2-(3-chloro-phenyl)-ethyl]-5-(3,5-dioxo-4,5-dihydro-3H-[1, 2,4]triazin-2-yl)-benzamide
    —— 2-(3-Methylsulfanyl-propylsulfanylmethylene)-malonic acid diethyl ester 70562-18-4 C12H20O4S2
    2-(3-Methylsulfanyl-propylsulfanylmethylene)-malonic acid diethyl ester
    —— 2-aza-4-cholestene-1,3-dione 76281-96-4 C26H41NO2
    2-aza-4-cholestene-1,3-dione
    —— 2-(((2R,3R,4S,5R,6S)-3,5-dihydroxy-2-(hydroxymethyl)-6-methoxytetrahydro-2H-pyran-4-yl)oxy)-5,8-dihydroxynaphthalene-1,4-dione 1615230-56-2 C17H18O10
    2-(((2R,3R,4S,5R,6S)-3,5-dihydroxy-2-(hydroxymethyl)-6-methoxytetrahydro-2H-pyran-4-yl)oxy)-5,8-dihydroxynaphthalene-1,4-dione
    —— 2,4,5-triaminophenol terephthalate 1313397-01-1 C6H9N3O*C8H6O4
    2,4,5-triaminophenol terephthalate
    —— [2-(3,4-Dichlorophenoxy)-5-Trifluoromethylbenzyl]-Dimethylamine Maleate 289716-80-9 C4H4O4*C16H14Cl2F3NO
    [2-(3,4-Dichlorophenoxy)-5-Trifluoromethylbenzyl]-Dimethylamine Maleate
    —— 2-Butenoic acid, 4-[5,6-dihydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-a]pyrazin-7(8H)-yl]- 1379415-74-3 C10H11F3N4O2
    2-Butenoic acid, 4-[5,6-dihydro-3-(trifluoromethyl)-1,2,4-triazolo[4,3-a]pyrazin-7(8H)-yl]-
    —— 2-pentafluorosulfanyl-3-phenylpropanic acid 1122591-68-7 C9H9F5O2S
    2-pentafluorosulfanyl-3-phenylpropanic acid
    —— 2-chloro-N-(1-pyridin-2-ylpyrrolidin-3-yl)-4-[3-(1-quinolin-6-ylcyclopropyl)imidazo[1,2-a]pyrimidin-6-yl]benzamide 1029714-51-9 C34H28ClN7O
    2-chloro-N-(1-pyridin-2-ylpyrrolidin-3-yl)-4-[3-(1-quinolin-6-ylcyclopropyl)imidazo[1,2-a]pyrimidin-6-yl]benzamide
    —— 2,3,11,12-Tetramethyl-1,4,7,10,13,16-hexazacyclooctadeca-1,3,10,12-tetraene 1268839-84-4 C16H30N6
    2,3,11,12-Tetramethyl-1,4,7,10,13,16-hexazacyclooctadeca-1,3,10,12-tetraene
    —— 2-Oxobicyclo<3.1.1>heptane-1-carbonitrile 151445-30-6 C8H9NO
    2-Oxobicyclo<3.1.1>heptane-1-carbonitrile
    —— 2,6-di(propan-2-yl)phenolate;niobium(5+);pyridine;trichloride 192120-20-0 C29H39Cl3NNbO2
    2,6-di(propan-2-yl)phenolate;niobium(5+);pyridine;trichloride
    —— 2,4,6-tris-(2,4-dimethyl-phenoxy)-[1,3,5]triazine 3750-58-1 C27H27N3O3
    2,4,6-tris-(2,4-dimethyl-phenoxy)-[1,3,5]triazine
    —— 2-amino-5-butyl-4-phenyl-6-(pyridine-4-yl)pyrimidine 1395344-83-8 C19H20N4
    2-amino-5-butyl-4-phenyl-6-(pyridine-4-yl)pyrimidine
    —— 2-anilino-5-(1-oxido-4-pyridyl)-1,3,4-thiadiazole 111854-33-2 C13H10N4OS
    2-anilino-5-(1-oxido-4-pyridyl)-1,3,4-thiadiazole
    —— 2-(cis-1,2-Dimethoxycarbonylvinyl)-1,3-diphenyl-2,3-dihydro-1,2,3-triazoldicarbonsaeure-(4,5)-dimethylester 18076-57-8 C24H23N3O8
    2-(cis-1,2-Dimethoxycarbonylvinyl)-1,3-diphenyl-2,3-dihydro-1,2,3-triazoldicarbonsaeure-(4,5)-dimethylester
    —— 2-<(tert-butoxycarbonyl)amino>-3-(2-aminophenyl)propan-1-ol 168965-59-1 C14H22N2O3
    2-<(tert-butoxycarbonyl)amino>-3-(2-aminophenyl)propan-1-ol
    —— 2-(2-bromomethyl-4-nitrophenyl)cyclopropane-1,1-dicarboxylic acid dimethyl ester 1181669-55-5 C14H14BrNO6
    2-(2-bromomethyl-4-nitrophenyl)cyclopropane-1,1-dicarboxylic acid dimethyl ester
    —— ((2R,4aR)-7-Oxo-2,3,4,4a,5,6,7,8-octahydro-naphthalen-2-yl)-phenyl-trimethylsilanyloxy-acetonitrile 73593-55-2 C21H27NO2Si
    ((2R,4aR)-7-Oxo-2,3,4,4a,5,6,7,8-octahydro-naphthalen-2-yl)-phenyl-trimethylsilanyloxy-acetonitrile
    —— 20β-Hydroxy-dammaran 20078-63-1 C30H54O
    20β-Hydroxy-dammaran
    —— 2,5,5-Trimethyl-2-(3-chlor-2-butenyl)-cyclohexan-1,3-dion 73336-18-2 C13H19ClO2
    2,5,5-Trimethyl-2-(3-chlor-2-butenyl)-cyclohexan-1,3-dion
    —— 2-chloro-1-(naphthalen-2-yl)ethanone oxime 1438392-72-3 C12H10ClNO
    2-chloro-1-(naphthalen-2-yl)ethanone oxime
    —— 2-(t-butyldimethylsilyl)-5-chloro-N,N-dimethylimidazole-1-sulphonamide 129378-57-0 C11H22ClN3O2SSi
    2-(t-butyldimethylsilyl)-5-chloro-N,N-dimethylimidazole-1-sulphonamide
    —— 2,3-bis(benzamidomethyl)-1,3-butadiene 50521-52-3 C20H20N2O2
    2,3-bis(benzamidomethyl)-1,3-butadiene
    —— (2-methoxyethyl)-[5-(3,4,5-trimethoxyphenyl)imidazo[2,1-b][1,3,4]thiadiazol-2-yl]amine 1206204-78-5 C16H20N4O4S
    (2-methoxyethyl)-[5-(3,4,5-trimethoxyphenyl)imidazo[2,1-b][1,3,4]thiadiazol-2-yl]amine
    —— 2-[1-[[4-[2-(4-chlorophenyl)ethylcarbamoyl]phenyl]methyl]isoquinolin-4-yl]propanoic acid 1233249-27-8 C28H25ClN2O3
    2-[1-[[4-[2-(4-chlorophenyl)ethylcarbamoyl]phenyl]methyl]isoquinolin-4-yl]propanoic acid
    —— 2-hydroxyimino-2-<i>p</i>-tolyl-acetohydroxamic acid 861322-19-2 C9H10N2O3
    2-hydroxyimino-2-<i>p</i>-tolyl-acetohydroxamic acid
    —— 2-(N-(3-((2,6-dimethyl-4-(perfluoropropan-2-yl)phenyl)(methyl)carbamoyl)phenyl)benzamide)acetic acid 1207314-65-5 C28H23F7N2O4
    2-(N-(3-((2,6-dimethyl-4-(perfluoropropan-2-yl)phenyl)(methyl)carbamoyl)phenyl)benzamide)acetic acid
    —— 2-(4-chloro-phenoxy)-N-(4-chloro-phenyl)-2-oxo-1,2-dihydro-2λ5-[1,3,5,2]triazaphosphinine-4,6-diamine 96776-63-5 C14H12Cl2N5O2P
    2-(4-chloro-phenoxy)-N-(4-chloro-phenyl)-2-oxo-1,2-dihydro-2λ5-[1,3,5,2]triazaphosphinine-4,6-diamine
    —— 2-(cyclopropylmethoxy)-5-{2-[(6-ethoxypyridin-3-yl)amino]pyrimidin-4-yl}benzonitrile 1403247-93-7 C22H21N5O2
    2-(cyclopropylmethoxy)-5-{2-[(6-ethoxypyridin-3-yl)amino]pyrimidin-4-yl}benzonitrile
    —— <2-(diphenylphosphino)ethyl>(9-fluorenyl)diphenylphosphonium bromide 82220-50-6 Br*C39H33P2
    <2-(diphenylphosphino)ethyl>(9-fluorenyl)diphenylphosphonium bromide
    —— 2-Amino-3-cyano-6-(1-propenyl)-pyrazin 58091-71-7 C8H8N4
    2-Amino-3-cyano-6-(1-propenyl)-pyrazin
    —— 2-(2,5-dimethyl-2<i>H</i>-pyrazol-3-ylamino)-3-methoxy-benzoic acid 57861-14-0 C13H15N3O3
    2-(2,5-dimethyl-2<i>H</i>-pyrazol-3-ylamino)-3-methoxy-benzoic acid
    —— 2,3,3,3-Tetrafluoro-2-(1,1,3,3,3-pentafluoro-2-pentafluorophenyloxy-2-trifluoromethyl-propoxy)-propionyl fluoride 62884-10-0 C13F18O3
    2,3,3,3-Tetrafluoro-2-(1,1,3,3,3-pentafluoro-2-pentafluorophenyloxy-2-trifluoromethyl-propoxy)-propionyl fluoride
    —— 2-Hexyl-2-((E)-2-methylsulfanyl-vinyl)-[1,3]dithiane 56028-85-4 C13H24S3
    2-Hexyl-2-((E)-2-methylsulfanyl-vinyl)-[1,3]dithiane
    —— 2-phenoxy-<i>N</i>-[4-(4-pyridin-3-yl-butyl)-phenyl]-acetamide 60520-76-5 C23H24N2O2
    2-phenoxy-<i>N</i>-[4-(4-pyridin-3-yl-butyl)-phenyl]-acetamide
    —— 2-methyl-<i>N</i>-[2-(1-sulfamoyl-piperidin-4-yl)-ethyl]-nicotinamide 58603-98-8 C14H22N4O3S
    2-methyl-<i>N</i>-[2-(1-sulfamoyl-piperidin-4-yl)-ethyl]-nicotinamide
    —— 2-(4-Chloro-phenyl)-2-hydroxy-1-(4-methoxy-phenyl)-2-phenyl-ethanone 53432-79-4 C21H17ClO3
    2-(4-Chloro-phenyl)-2-hydroxy-1-(4-methoxy-phenyl)-2-phenyl-ethanone
    —— 2-[2-(2-{2-[2-Benzyloxycarbonylamino-3-((2R,3R,4R,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-3-acetylamino-tetrahydro-pyran-2-ylcarbamoyl)-propionylamino]-propionylamino}-3-hydroxy-butyrylamino)-4-methyl-pentanoylamino]-propionic acid 4-nitro-benzyl ester 58944-61-9 C49H66N8O20
    2-[2-(2-{2-[2-Benzyloxycarbonylamino-3-((2R,3R,4R,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-3-acetylamino-tetrahydro-pyran-2-ylcarbamoyl)-propionylamino]-propionylamino}-3-hydroxy-butyrylamino)-4-methyl-pentanoylamino]-propionic acid 4-nitro-benzyl ester
    —— 2-(3-Methyl-pyridin-2-ylamino)-succinic acid 4-methyl ester 56972-44-2 C11H14N2O4
    2-(3-Methyl-pyridin-2-ylamino)-succinic acid 4-methyl ester
    —— 2-carbamimidoylhydrazono-3-(1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydro-purin-7-yl)-propionaldehyde carbamimidoylhydrazone 62657-94-7 C12H18N12O2
    2-carbamimidoylhydrazono-3-(1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydro-purin-7-yl)-propionaldehyde carbamimidoylhydrazone