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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,6-endo,endo-diethoxy-1-(phenylethynyl)-4-methylbicyclo<2.2.0>hexane 139344-00-6 C19H24O2
    2,6-endo,endo-diethoxy-1-(phenylethynyl)-4-methylbicyclo<2.2.0>hexane
    —— 2-(cyclopent-1-enyl-2,5,5-d3)-4-(trifluoromethyl)bromobenzene 1204206-24-5 C12H10BrF3
    2-(cyclopent-1-enyl-2,5,5-d3)-4-(trifluoromethyl)bromobenzene
    —— 2-acetonyloxy-3-chloro-4-fluoronitrobenzene 95849-18-6 C9H7ClFNO4
    2-acetonyloxy-3-chloro-4-fluoronitrobenzene
    —— 2-Amino-1-[4-(difluoromethoxy)phenyl]ethan-1-ol 926207-03-6 C9H11F2NO2
    2-Amino-1-[4-(difluoromethoxy)phenyl]ethan-1-ol
    —— 2-amino-4-(4-methoxyphenyl)-7,9-dimethyl-5-oxo-4,5,6,7-tetrahydropyrano[2,3-d]pyrazolo[3,4-b]pyridine-3-carbonitrile 1380447-81-3 C19H17N5O3
    2-amino-4-(4-methoxyphenyl)-7,9-dimethyl-5-oxo-4,5,6,7-tetrahydropyrano[2,3-d]pyrazolo[3,4-b]pyridine-3-carbonitrile
    —— 2,2,2-trichloroethyl (2R,3S)-2-methyl-3-{[(phenylmethyl)sulfanyl]methyl}morpholine-4-carboxylate 681851-32-1 C16H20Cl3NO3S
    2,2,2-trichloroethyl (2R,3S)-2-methyl-3-{[(phenylmethyl)sulfanyl]methyl}morpholine-4-carboxylate
    —— 2,2-dimethyl-3-[(4-methyl-5-{3-methyl-4-[5-(trifluoromethyl)-1H-imidazol-2-yl]-phenyl}pyridin-2-yl)oxy]propanoic acid 1383000-70-1 C22H22F3N3O3
    2,2-dimethyl-3-[(4-methyl-5-{3-methyl-4-[5-(trifluoromethyl)-1H-imidazol-2-yl]-phenyl}pyridin-2-yl)oxy]propanoic acid
    —— 2-chloro-N-cyclopropyl-4-(8-{[(1-methyl-1H-pyrazol-5-yl)methyl]amino}-6-[(1E)-prop-1-en-1-yl]imidazo[1,2-a]pyrazin-3-yl)benzamide 1382466-28-5 C24H24ClN7O
    2-chloro-N-cyclopropyl-4-(8-{[(1-methyl-1H-pyrazol-5-yl)methyl]amino}-6-[(1E)-prop-1-en-1-yl]imidazo[1,2-a]pyrazin-3-yl)benzamide
    —— 2,2-Difluoro-3-(methylamino)propan-1-ol;hydrochloride 1417844-89-3 C4H9F2NO*ClH
    2,2-Difluoro-3-(methylamino)propan-1-ol;hydrochloride
    —— 2-(2-Amino-5-trifluormethyl-benzoyl)-pyridin 1830-43-9 C13H9F3N2O
    2-(2-Amino-5-trifluormethyl-benzoyl)-pyridin
    —— 2-(3-chloropyridin-2-yl)-N-[4-cyano-2-methyl-6-[(3-methyl-1,1-dioxothietan-3-yl)carbamoyl]phenyl]-5-(trifluoromethyl)pyrazole-3-carboxamide 943438-16-2 C23H18ClF3N6O4S
    2-(3-chloropyridin-2-yl)-N-[4-cyano-2-methyl-6-[(3-methyl-1,1-dioxothietan-3-yl)carbamoyl]phenyl]-5-(trifluoromethyl)pyrazole-3-carboxamide
    —— 2-((4-(4-chlorophenyl)-1,2,3-selenadiazol-5-yl)thio)-N-(4H-1,2,4-triazol-3-yl)acetamide 1649504-19-7 C12H9ClN6OSSe
    2-((4-(4-chlorophenyl)-1,2,3-selenadiazol-5-yl)thio)-N-(4H-1,2,4-triazol-3-yl)acetamide
    —— 2-Methylguanidine;sulfurous acid 1415910-58-5 C2H7N3*H2O3S
    2-Methylguanidine;sulfurous acid
    —— 2-Acetyl-2-(2-methyl-4-nitro-phenylazo)-3-oxo-N-phenyl-thiobutyramide 85212-13-1 C19H18N4O4S
    2-Acetyl-2-(2-methyl-4-nitro-phenylazo)-3-oxo-N-phenyl-thiobutyramide
    —— 2-N-(benzyloxycarbonyl)-aminoethyl 4-O-(β-D-galactopyranosyl)-β-D-glucopyranoside 1042435-71-1 C22H33NO13
    2-N-(benzyloxycarbonyl)-aminoethyl 4-O-(β-D-galactopyranosyl)-β-D-glucopyranoside
    —— 2-(3-ethyl-2-oxo-1H-quinolin-7-yl)-2-methyl-3-[3-(1H-pyrrol-2-yl)phenyl]propanenitrile 1056888-00-6 C25H23N3O
    2-(3-ethyl-2-oxo-1H-quinolin-7-yl)-2-methyl-3-[3-(1H-pyrrol-2-yl)phenyl]propanenitrile
    —— 2-[2-amino-6-(4-methylpiperazin-1-yl)pyrimidin-4-yl]-1,2,3,4-tetrahydroisoquinoline-7-carboxylic acid 1233524-48-5 C19H24N6O2
    2-[2-amino-6-(4-methylpiperazin-1-yl)pyrimidin-4-yl]-1,2,3,4-tetrahydroisoquinoline-7-carboxylic acid
    —— (2S,3S)-2-{4-[(1-isopropylpiperidin-4-yl)oxy]phenyl}-3-methyl-2,3-dihydro[1,4]oxathiino[3,2-b]pyridine 4,4-dioxide 935858-83-6 C22H28N2O4S
    (2S,3S)-2-{4-[(1-isopropylpiperidin-4-yl)oxy]phenyl}-3-methyl-2,3-dihydro[1,4]oxathiino[3,2-b]pyridine 4,4-dioxide
    —— 2-methoxymethoxy-4-methoxy-5-bromophenyl boronic acid 943341-60-4 C9H12BBrO5
    2-methoxymethoxy-4-methoxy-5-bromophenyl boronic acid
    —— 2-ethoxy-3-methyl-2-oxo-2λ5-[1,3,2]oxazaphospholidine-4,5-dione 29262-55-3 C5H8NO5P
    2-ethoxy-3-methyl-2-oxo-2λ5-[1,3,2]oxazaphospholidine-4,5-dione
    —— 2-methyl-3-phenyl-2,3,8,9-tetrahydrodibenzo[3,4:7,8]cycloocta[1,2-d]isoxazol-9-ol 1262209-92-6 C24H21NO2
    2-methyl-3-phenyl-2,3,8,9-tetrahydrodibenzo[3,4:7,8]cycloocta[1,2-d]isoxazol-9-ol
    —— 2-[acetyloxymethyl(2-nitrophenyl)]acrylonitrile 591250-21-4 C12H10N2O4
    2-[acetyloxymethyl(2-nitrophenyl)]acrylonitrile
    —— (2R,4aR,5S)-5-Benzyloxy-2-ethyl-2,3,4,4a,5,6,7,8-octahydropyrido<1,2-b><1,2>oxazin-8-one 160728-61-0 C17H23NO3
    (2R,4aR,5S)-5-Benzyloxy-2-ethyl-2,3,4,4a,5,6,7,8-octahydropyrido<1,2-b><1,2>oxazin-8-one
    —— 2-(cyclohexyloxy)ethyl trifluoromethanesulfonate 1416965-07-5 C9H15F3O4S
    2-(cyclohexyloxy)ethyl trifluoromethanesulfonate
    —— (2,6/3,4,5)-2,6-di-O-benzyl-4-O-tert-butyldimethylsilyl-3,5-O-methylenepentahydroxycyclohexanone 1191953-66-8 C27H36O6Si
    (2,6/3,4,5)-2,6-di-O-benzyl-4-O-tert-butyldimethylsilyl-3,5-O-methylenepentahydroxycyclohexanone
    —— 2-benzhydryl-acetoacetic acid-(<i>N</i>-ethyl-anilide) 860743-24-4 C25H25NO2
    2-benzhydryl-acetoacetic acid-(<i>N</i>-ethyl-anilide)
    —— (2R,3S,4S,5S,6R)-4,5-bis(benzyloxy)-6-((benzyloxy)methyl)-2-methoxy-2sulfido-1,2-oxaphosphinan-3-yl acetate 1384982-13-1 C29H33O7PS
    (2R,3S,4S,5S,6R)-4,5-bis(benzyloxy)-6-((benzyloxy)methyl)-2-methoxy-2sulfido-1,2-oxaphosphinan-3-yl acetate
    —— (2R,4S,6S)-2-((3aR,5R,6S,6aR)-6-(benzyloxy)-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-5-yl)-6-phenyl-7-oxa-1-azabicyclo[2.2.1]heptane 1384986-22-4 C25H29NO5
    (2R,4S,6S)-2-((3aR,5R,6S,6aR)-6-(benzyloxy)-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-5-yl)-6-phenyl-7-oxa-1-azabicyclo[2.2.1]heptane
    —— (2R,4R)-4-((S)-1-tert-Butyl-but-3-enyloxy)-pentan-2-ol 94340-27-9 C13H26O2
    (2R,4R)-4-((S)-1-tert-Butyl-but-3-enyloxy)-pentan-2-ol
    —— 2,5-dibromo-3-phenylcyclopent-2-enone 1187791-68-9 C11H8Br2O
    2,5-dibromo-3-phenylcyclopent-2-enone
    —— 2-phenylthieno[3,2-e][1,2,4]triazolo[1,5-c]pyrimidine 1251853-11-8 C13H8N4S
    2-phenylthieno[3,2-e][1,2,4]triazolo[1,5-c]pyrimidine
    —— 2-(2-bromo-4-fluorophenylamino)-3-chloronaphthalene-1,4-dione 1569968-23-5 C16H8BrClFNO2
    2-(2-bromo-4-fluorophenylamino)-3-chloronaphthalene-1,4-dione
    —— 2,6-anhydro-7,8,9-trideoxy-D-glycero-L-galacto-non-7,8-dienitol 1152661-05-6 C9H14O5
    2,6-anhydro-7,8,9-trideoxy-D-glycero-L-galacto-non-7,8-dienitol
    —— (2S)-N-{4-(N-[4-(1,3-benzoxazole-2-yl)-2-methoxyphenoxy]pentyl)oxy-5-methoxy-2-aminobenzoyl}-pyrrolidine-2-carboxaldehyde diethylthioacetal 1049018-60-1 C36H45N3O6S2
    (2S)-N-{4-(N-[4-(1,3-benzoxazole-2-yl)-2-methoxyphenoxy]pentyl)oxy-5-methoxy-2-aminobenzoyl}-pyrrolidine-2-carboxaldehyde diethylthioacetal
    —— 2''-N-benzyloxycarbonyl-6,3''-di-O-(p-tolylsulfonyl)-3a',6''-di-O-(triphenylmethyl)dihydrostreptomycin 82805-01-4 2C2H4O2*C81H87N7O18S2
    2''-N-benzyloxycarbonyl-6,3''-di-O-(p-tolylsulfonyl)-3a',6''-di-O-(triphenylmethyl)dihydrostreptomycin
    —— 20ξ-Hydroxy-14β,15β-(3',4'-N-trichlorethyloxycarbonyl-azetidin)-19-nor-pregn-4-en-3-on 126603-38-1 C24H32Cl3NO4
    20ξ-Hydroxy-14β,15β-(3',4'-N-trichlorethyloxycarbonyl-azetidin)-19-nor-pregn-4-en-3-on
    —— 2-fluoromethyl-4-(((3-(18)F)-fluorophenyl)ethynyl)thiazole 1334480-17-9 C12H7F2NS
    2-fluoromethyl-4-(((3-(18)F)-fluorophenyl)ethynyl)thiazole
    —— 2-methyl-tetradecane-1,14-diol 408333-14-2 C15H32O2
    2-methyl-tetradecane-1,14-diol
    —— 2-(2-isopropyl-2H-[1,2,4]triazol-3-yl)-9-(2-methoxy-pyridin-3-yl)-4,5-dihydro-6-oxa-3-thia-1-aza-benzo[e]azulene 1282524-12-2 C22H21N5O2S
    2-(2-isopropyl-2H-[1,2,4]triazol-3-yl)-9-(2-methoxy-pyridin-3-yl)-4,5-dihydro-6-oxa-3-thia-1-aza-benzo[e]azulene
    —— 2-Fluor-4-carbamoyl-glutarsaeurediamid 2021-80-9 C6H10FN3O3
    2-Fluor-4-carbamoyl-glutarsaeurediamid
    —— 2-[2-(3,4-dimethoxy-phenyl)-ethylamino]-acetamide hydrochloride 1223736-41-1 C12H18N2O3*ClH
    2-[2-(3,4-dimethoxy-phenyl)-ethylamino]-acetamide hydrochloride
    —— (2R,2'R,3R,3'R)-2,2'-(2,2'-oxybis(1,1-difluoroethane-2,1-diyl))bis(oxy)bis(methylene)bis(3-(benzyloxy)tetrahydro-2H-pyran) 1198807-27-0 C30H38F4O7
    (2R,2'R,3R,3'R)-2,2'-(2,2'-oxybis(1,1-difluoroethane-2,1-diyl))bis(oxy)bis(methylene)bis(3-(benzyloxy)tetrahydro-2H-pyran)
    —— 2-(4-triethylsilanylbenzyl)isoindole-1,3-dione 1207960-90-4 C21H25NO2Si
    2-(4-triethylsilanylbenzyl)isoindole-1,3-dione
    —— (+/-)-2-(2-Oxo-2-phenyl-1-p-tolyl-aethyl)-benzoesaeure 95025-81-3 C22H18O3
    (+/-)-2-(2-Oxo-2-phenyl-1-p-tolyl-aethyl)-benzoesaeure
    —— (2R,4R,5R)-4-hydroxy-2-phenyl-5-isopropenyl-1-(p-toluenesulfonyl)piperidine 1080023-82-0 C21H25NO3S
    (2R,4R,5R)-4-hydroxy-2-phenyl-5-isopropenyl-1-(p-toluenesulfonyl)piperidine
    —— 2-methyl-4-(2-amino-4-isopropylphenyl)morpholine 69607-17-6 C14H22N2O
    2-methyl-4-(2-amino-4-isopropylphenyl)morpholine
    —— 2-(5-chlorothien-2-yl)-N-{(3S)-1-[(1S)-1-(morpholin-4-ylcarbonyl)propyl]-2-oxopyrrolidin-3-yl}ethanesulfonamide 711018-57-4 C18H26ClN3O5S2
    2-(5-chlorothien-2-yl)-N-{(3S)-1-[(1S)-1-(morpholin-4-ylcarbonyl)propyl]-2-oxopyrrolidin-3-yl}ethanesulfonamide
    —— [(2R,3R,4S,5R)-4-bromo-5-[2-[tert-butyl(diphenyl)silyl]oxyethyl]-2-[(1S,3S)-4-iodo-1-methoxy-3-methylbutyl]-5-methyloxolan-3-yl]oxy-tri(propan-2-yl)silane 1266178-47-5 C38H62BrIO4Si2
    [(2R,3R,4S,5R)-4-bromo-5-[2-[tert-butyl(diphenyl)silyl]oxyethyl]-2-[(1S,3S)-4-iodo-1-methoxy-3-methylbutyl]-5-methyloxolan-3-yl]oxy-tri(propan-2-yl)silane
    —— (2,6-Me2C6H3NC(Me)CHC(Me)NC6H3Me2-2,6)Ni(η2-N-(C6H3Me2-3,5)-N-nitrosohydroxylaminato) 610756-21-3 C29H34N4NiO2
    (2,6-Me2C6H3NC(Me)CHC(Me)NC6H3Me2-2,6)Ni(η2-N-(C6H3Me2-3,5)-N-nitrosohydroxylaminato)
    —— 2-(4'-hydroxyphenyl)-6-iodoimidazo[1,2-a]pyrimidine 956499-77-7 C12H8IN3O
    2-(4'-hydroxyphenyl)-6-iodoimidazo[1,2-a]pyrimidine