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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2',4'-dioxo-3'-aza-spiro[cyclohexane-1,6'-norpinane]-1',5'-dicarbonitrile 91768-53-5 C13H13N3O2
    2',4'-dioxo-3'-aza-spiro[cyclohexane-1,6'-norpinane]-1',5'-dicarbonitrile
    —— 2-acetoxyacetyl-tert-butyl-2,4-dimethylpyrrole 1172594-68-1 C14H21NO3
    2-acetoxyacetyl-tert-butyl-2,4-dimethylpyrrole
    —— 2-(4-Phenyl-isothiazol-5-yl)-phenol 89296-06-0 C15H11NOS
    2-(4-Phenyl-isothiazol-5-yl)-phenol
    —— 2-benzyl-4-(piperidin-1-yl)quinazoline 677748-98-0 C20H21N3
    2-benzyl-4-(piperidin-1-yl)quinazoline
    —— (2S,3R,6S,7S,8R,9R,10R,13S,15R)-15-azido-1-benzyloxy-3,6:10,13-diepoxy-2,9-dimethyloctadecan-8-yl o-fluorobenzoate 1093402-88-0 C34H46FN3O5
    (2S,3R,6S,7S,8R,9R,10R,13S,15R)-15-azido-1-benzyloxy-3,6:10,13-diepoxy-2,9-dimethyloctadecan-8-yl o-fluorobenzoate
    —— 2-phenoxy-1-[(R)-2-(2-pyridin-2-yl-thiazol-4-yl)-piperidin-1-yl]-ethanone 1089729-59-8 C21H21N3O2S
    2-phenoxy-1-[(R)-2-(2-pyridin-2-yl-thiazol-4-yl)-piperidin-1-yl]-ethanone
    —— [(2S)-2-[(E)-2-[(1S,2S,5R)-5-methyl-2-propan-2-ylcyclohexyl]ethenyl]hex-5-enyl]benzene 920750-14-7 C24H36
    [(2S)-2-[(E)-2-[(1S,2S,5R)-5-methyl-2-propan-2-ylcyclohexyl]ethenyl]hex-5-enyl]benzene
    —— 2-(Hydroxy-diphenyl-methyl)-4-phenyl-but-3-ynoic acid 3163-85-7 C23H18O3
    2-(Hydroxy-diphenyl-methyl)-4-phenyl-but-3-ynoic acid
    —— [2-(2-ethoxycarbonyl-ethyl)-6-methoxy-1,2,3,4-tetrahydro-[1]isoquinolyl]-acetic acid ethyl ester 102021-82-9 C19H27NO5
    [2-(2-ethoxycarbonyl-ethyl)-6-methoxy-1,2,3,4-tetrahydro-[1]isoquinolyl]-acetic acid ethyl ester
    —— 2-(N-Benzoyl-N-anisoyl)-pyridin 102007-12-5 C20H16N2O3
    2-(N-Benzoyl-N-anisoyl)-pyridin
    —— 2-(2-chloro-ethoxycarbonyloxy)-propionic acid benzylamide 100614-40-2 C13H16ClNO4
    2-(2-chloro-ethoxycarbonyloxy)-propionic acid benzylamide
    —— 2-tert-Butyl-5,8-methano-4a,5,8,8a-tetrahydro-1,4-naphthochinon 2670-24-8 C15H18O2
    2-tert-Butyl-5,8-methano-4a,5,8,8a-tetrahydro-1,4-naphthochinon
    —— 2,3-Dimethyl-1,4,10,11-tetrahydrofluoren-dicarbonsaeure-(10,11)-anhydrid 101597-12-0 C17H16O3
    2,3-Dimethyl-1,4,10,11-tetrahydrofluoren-dicarbonsaeure-(10,11)-anhydrid
    —— 21-Iod-11β,18-epoxy-3-aethylendioxy-5β-pregnandion-(18,20) 101812-61-7 C23H31IO5
    21-Iod-11β,18-epoxy-3-aethylendioxy-5β-pregnandion-(18,20)
    —— 2,4-Benzyliden-D-glucuron-diisobutylmercaptal 113951-08-9 C21H30O5S2
    2,4-Benzyliden-D-glucuron-diisobutylmercaptal
    —— 2,4-Benzyliden-D-glucuron-dipropylmercaptal 112070-58-3 C19H26O5S2
    2,4-Benzyliden-D-glucuron-dipropylmercaptal
    —— 2-Hydroxy-2',5'-dimethyl-chalkon 36574-90-0 C17H16O2
    2-Hydroxy-2',5'-dimethyl-chalkon
    —— (2-nitro-benzyl)-(4,5,6,7-tetrahydro-benz[<i>c</i>]isoxazol-3-yl)-amine 100714-79-2 C14H15N3O3
    (2-nitro-benzyl)-(4,5,6,7-tetrahydro-benz[<i>c</i>]isoxazol-3-yl)-amine
    —— 2-butyl-benzo[1,3,2]dithiazole-1,1,3,3-tetraoxide 94892-10-1 C10H13NO4S2
    2-butyl-benzo[1,3,2]dithiazole-1,1,3,3-tetraoxide
    —— 2-(p-Dimethylamino-benzyl)-3H-pyrido-<3,2,1-kl>-phenothiazin-3-on 101033-64-1 C24H20N2OS
    2-(p-Dimethylamino-benzyl)-3H-pyrido-<3,2,1-kl>-phenothiazin-3-on
    —— 2,7-diacetoxy-octa-1,3<i>t</i>,5<i>t</i>,7-tetraene-1,1,8,8-tetracarboxylic acid tetraethyl ester 102955-16-8 C24H30O12
    2,7-diacetoxy-octa-1,3<i>t</i>,5<i>t</i>,7-tetraene-1,1,8,8-tetracarboxylic acid tetraethyl ester
    —— 2-acetyl-1-{[5-({[tert-butyl(dimethyl)silyl]oxy}methyl)-6-chloropyridin-3-yl]methyl}-4-(4-cyanophenyl)-5-methyl-1H-pyrrole-3-carbonitrile 894075-50-4 C28H31ClN4O2Si
    2-acetyl-1-{[5-({[tert-butyl(dimethyl)silyl]oxy}methyl)-6-chloropyridin-3-yl]methyl}-4-(4-cyanophenyl)-5-methyl-1H-pyrrole-3-carbonitrile
    —— 2-methyl-5,8-diacetoxy-1,4-dihydro-1,4-ethanonaphthalene 111616-05-8 C17H18O4
    2-methyl-5,8-diacetoxy-1,4-dihydro-1,4-ethanonaphthalene
    —— 2-(4-methoxyphenoxy)-N-(pyridin-3-yl)-N-(thiophen-2-ylmethyl)acetamide 1374761-79-1 C19H18N2O3S
    2-(4-methoxyphenoxy)-N-(pyridin-3-yl)-N-(thiophen-2-ylmethyl)acetamide
    —— 2-[(4'-methoxybiphenyl-3-yl)(1-methylpiperidin-4-yloxy)methyl]-1H-benzimidazole 1370429-39-2 C27H29N3O2
    2-[(4'-methoxybiphenyl-3-yl)(1-methylpiperidin-4-yloxy)methyl]-1H-benzimidazole
    —— 2-bromo-4-{3-propyl-4-(quinolin-3-yl)-1H-pyrrolo[2,3-b]pyridin-1-yl}benzonitrile 1260537-89-0 C26H19BrN4
    2-bromo-4-{3-propyl-4-(quinolin-3-yl)-1H-pyrrolo[2,3-b]pyridin-1-yl}benzonitrile
    —— 2-{5-(2,6-Dimethoxyphenyl)-1-[4-[N-[3-(N',N'-dimethylamino)propyl]carbamoyl]-5,6,7,8-tetrahydro-1-naphthyl]-3-pyrazolylcarbonylamino}-2-adamantanecarboxylic acid 184162-39-8 C39H49N5O6
    2-{5-(2,6-Dimethoxyphenyl)-1-[4-[N-[3-(N',N'-dimethylamino)propyl]carbamoyl]-5,6,7,8-tetrahydro-1-naphthyl]-3-pyrazolylcarbonylamino}-2-adamantanecarboxylic acid
    —— (2R,3R)-3-[[5-bromo-2-(4-pyridin-3-yloxyanilino)pyrimidin-4-yl]amino]butan-2-ol 1034358-87-6 C19H20BrN5O2
    (2R,3R)-3-[[5-bromo-2-(4-pyridin-3-yloxyanilino)pyrimidin-4-yl]amino]butan-2-ol
    —— 2-methylpyrazolo[5,1-c][1,2,4]triazin-2-ium-4-olate 112298-54-1 C6H6N4O
    2-methylpyrazolo[5,1-c][1,2,4]triazin-2-ium-4-olate
    —— 2-Diaethylphosphono-stearinsaeure-<2-aethyl-hexylester> 121621-78-1 C30H61O5P
    2-Diaethylphosphono-stearinsaeure-<2-aethyl-hexylester>
    —— (2R,3S,4R,5R)-2-Hydroxymethyl-5-[6-(1-methyl-cyclohexylamino)-purin-9-yl]-tetrahydro-furan-3,4-diol 97826-39-6 C17H25N5O4
    (2R,3S,4R,5R)-2-Hydroxymethyl-5-[6-(1-methyl-cyclohexylamino)-purin-9-yl]-tetrahydro-furan-3,4-diol
    —— (2R)-1-O-acetyl-2-O-(2',3',4',6'-tetra-O-acetyl-β-D-glucopyranosyl)glycerol 158014-08-5 C19H28O13
    (2R)-1-O-acetyl-2-O-(2',3',4',6'-tetra-O-acetyl-β-D-glucopyranosyl)glycerol
    —— 2,5,10,11,11,12,12-heptamethyl-6-(propoxymethyl)-4,15-dioxatetracyclo[7.6.0.03,7.010,13]pentadeca-1(9),2,5,7-tetraen-14-one 128959-58-0 C24H32O4
    2,5,10,11,11,12,12-heptamethyl-6-(propoxymethyl)-4,15-dioxatetracyclo[7.6.0.03,7.010,13]pentadeca-1(9),2,5,7-tetraen-14-one
    —— 2-methyl-2-(sulfinylamino)butanenitrile 51864-85-8 C5H8N2OS
    2-methyl-2-(sulfinylamino)butanenitrile
    —— 2-Oxo-5-<2-hydroxy-3,5-dimethyl-phenyl>-imidazolidin 5982-40-1 C11H14N2O2
    2-Oxo-5-<2-hydroxy-3,5-dimethyl-phenyl>-imidazolidin
    —— {2'-[(benzyloxycarbonyl-ethyl-amino)-methyl]-4'-methanesulfonylamino-6-methoxy-biphenyl-3-yl}-acetic acid ethyl ester 1175526-40-5 C29H34N2O7S
    {2'-[(benzyloxycarbonyl-ethyl-amino)-methyl]-4'-methanesulfonylamino-6-methoxy-biphenyl-3-yl}-acetic acid ethyl ester
    —— 2-isopropyl-4-vinyl-3,6-dihydro-2H-thiopyran 1374576-62-1 C10H16S
    2-isopropyl-4-vinyl-3,6-dihydro-2H-thiopyran
    —— 2-(5-methyl-1H-pyrazol-1-yl)-N-(4-{[7-(propan-2-yl)-7H-pyrrolo[2,3-d]pyrimidin-5-yl]carbonyl}pyridin-2-yl)acetamide 1596336-50-3 C21H21N7O2
    2-(5-methyl-1H-pyrazol-1-yl)-N-(4-{[7-(propan-2-yl)-7H-pyrrolo[2,3-d]pyrimidin-5-yl]carbonyl}pyridin-2-yl)acetamide
    —— 2-Benzhydryl-3-hydroxy-pyridin 20067-37-2 C18H15NO
    2-Benzhydryl-3-hydroxy-pyridin
    —— [(2-bromo-4-{[(3,4-dichloro-phenyl)-(4-naphthalen-2-yl-thiazol-2-yl)-amino]-methyl}-phenyl)-difluoro-methyl]-phosphonic acid diethyl ester 879445-36-0 C31H26BrCl2F2N2O3PS
    [(2-bromo-4-{[(3,4-dichloro-phenyl)-(4-naphthalen-2-yl-thiazol-2-yl)-amino]-methyl}-phenyl)-difluoro-methyl]-phosphonic acid diethyl ester
    —— 2-mercaptomethyl-4-methylpentanoic acid ((S)-2-{butyryl[2'-(1H-tetrazol-5-yl)biphenyl-4-ylmethyl]amino}-3-methylbutyl)amide 1043608-38-3 C30H42N6O2S
    2-mercaptomethyl-4-methylpentanoic acid ((S)-2-{butyryl[2'-(1H-tetrazol-5-yl)biphenyl-4-ylmethyl]amino}-3-methylbutyl)amide
    —— 2,3-Dimethyl-4-chlor-7-ethoxy-chinolin 1210-48-6 C13H14ClNO
    2,3-Dimethyl-4-chlor-7-ethoxy-chinolin
    —— 2-Phenyl-4-<4-methoxy-phenyl>-dioxol-(1,3) 97754-45-5 C16H14O3
    2-Phenyl-4-<4-methoxy-phenyl>-dioxol-(1,3)
    —— 2-(2-Methyl-4-methoxyphenyl)-5-{[(1R,2S)-2-ethoxy-2,3-dihydro-1H-inden-1-yl]amino}-3,6-dimethylpyrimidin-4(3H)-one 590381-61-6 C25H29N3O3
    2-(2-Methyl-4-methoxyphenyl)-5-{[(1R,2S)-2-ethoxy-2,3-dihydro-1H-inden-1-yl]amino}-3,6-dimethylpyrimidin-4(3H)-one
    —— (2R,3R)-ethyl 2-(diethoxyphosphoryl)-2-fluoro-3-(p-tolyl)pent-4-enoate 1613380-55-4 C18H26FO5P
    (2R,3R)-ethyl 2-(diethoxyphosphoryl)-2-fluoro-3-(p-tolyl)pent-4-enoate
    —— 2-Methoxy-3-cyano-5-nitrobiphenyl 39150-40-8 C14H10N2O3
    2-Methoxy-3-cyano-5-nitrobiphenyl
    —— 2-(2,4,4-trimethyl-pentyl)-benzo[1,3,2]dioxaborole 32999-13-6 C14H21BO2
    2-(2,4,4-trimethyl-pentyl)-benzo[1,3,2]dioxaborole
    —— (2S,3S,5R,R<sub>S</sub>)-3-fluoro-5-hydroxymethyl-2-(p-tolylsulphinylmethyl)tetrahydrofuran 121911-23-7 C13H17FO3S
    (2S,3S,5R,R<sub>S</sub>)-3-fluoro-5-hydroxymethyl-2-(p-tolylsulphinylmethyl)tetrahydrofuran
    —— 2-(5-chloro-1-ethylbenzoimidazol-2-yl)quinolin-8-ol 1281824-04-1 C18H14ClN3O
    2-(5-chloro-1-ethylbenzoimidazol-2-yl)quinolin-8-ol
    —— 2,2-dimethyl-5-oxo-5-(((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-5a,5b,8,8,11a-pentamethyl-3a-((S)-2-(5-phenyl-1H-imidazol-2-yl)pyrrolidine-1-carbonyl)-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl)oxy)pentanoic acid 1616704-88-1 C50H71N3O5
    2,2-dimethyl-5-oxo-5-(((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-5a,5b,8,8,11a-pentamethyl-3a-((S)-2-(5-phenyl-1H-imidazol-2-yl)pyrrolidine-1-carbonyl)-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl)oxy)pentanoic acid