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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,3-dihydro-3-oxo-6-(4-pyridazinyl)-4-pyridazine-carboxamide 125375-18-0 C9H7N5O2
    2,3-dihydro-3-oxo-6-(4-pyridazinyl)-4-pyridazine-carboxamide
    —— 2-chloro-5-(3,4-dichloro-phenylsulfanyl)-4-phenyl-thiazole 19968-40-2 C15H8Cl3NS2
    2-chloro-5-(3,4-dichloro-phenylsulfanyl)-4-phenyl-thiazole
    —— 2,3-Dichlor-4-hydroxy-naphthaldehyd-(1) 91634-62-7 C11H6Cl2O2
    2,3-Dichlor-4-hydroxy-naphthaldehyd-(1)
    —— 2-(4-methoxyphenyl)-2-phenylcyclopentanone tosylhydrazone 137696-66-3 C25H26N2O3S
    2-(4-methoxyphenyl)-2-phenylcyclopentanone tosylhydrazone
    —— 2-[4-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)thiazol-2-yl]ethylamine 1314088-07-7 C19H26N2S
    2-[4-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)thiazol-2-yl]ethylamine
    —— [(2,2'-bipyridine)carbonylchloronitrosyl(triethylphosphane)rhenium(I)] trifluoromethanesulfonate 178358-08-2 CF3O3S*C17H23ClN3O2PRe
    [(2,2'-bipyridine)carbonylchloronitrosyl(triethylphosphane)rhenium(I)] trifluoromethanesulfonate
    —— 2-deoxy-2-<3-(4-methoxyphenylureido)>-D-glucopyranose 19312-61-9 C14H20N2O7
    2-deoxy-2-<3-(4-methoxyphenylureido)>-D-glucopyranose
    —— 2-{[4-(2,3-dihydro-1,4-benzodioxin-2-yl)benzyl]amino}-1-(pyrrolidin-1-yl)ethanone 1400793-84-1 C21H24N2O3
    2-{[4-(2,3-dihydro-1,4-benzodioxin-2-yl)benzyl]amino}-1-(pyrrolidin-1-yl)ethanone
    —— 2-ethyl-5,7-dimethyl-3-(4-{(E)-3-[4-(1-methyl-1H-tetraazol-5-yl)-piperidin-1-yl]-propaneenyl}-benzyl)-pyrazolo[1,5-a]pyrimidine hydrochloride 1401728-32-2 C27H34N8*ClH
    2-ethyl-5,7-dimethyl-3-(4-{(E)-3-[4-(1-methyl-1H-tetraazol-5-yl)-piperidin-1-yl]-propaneenyl}-benzyl)-pyrazolo[1,5-a]pyrimidine hydrochloride
    —— 2,6-dideuterio-1-methoxy-4-nitrophenol 1258930-50-5 C7H7NO3
    2,6-dideuterio-1-methoxy-4-nitrophenol
    —— 2,2-Bis-bromomethyl-3-(toluene-4-sulfonyloxy)-propionic acid ethyl ester 25313-48-8 C14H18Br2O5S
    2,2-Bis-bromomethyl-3-(toluene-4-sulfonyloxy)-propionic acid ethyl ester
    —— 20β-hydroxy-5α-pregnene-3,11-dione 55146-50-4 C21H32O3
    20β-hydroxy-5α-pregnene-3,11-dione
    —— 2-Azabicyclo[2.2.2]oct-7-ene-5-carboxylic acid,4-(methoxymethoxy)-3-oxo-2-(phenylmethyl)-,(1R,2S,5R)-5-methyl-2-(1-methyl-1-phenylethyl)cyclohexyl ester,(1R,4S,5S)- 660849-26-3 C33H41NO5
    2-Azabicyclo[2.2.2]oct-7-ene-5-carboxylic acid,4-(methoxymethoxy)-3-oxo-2-(phenylmethyl)-,(1R,2S,5R)-5-methyl-2-(1-methyl-1-phenylethyl)cyclohexyl ester,(1R,4S,5S)-
    —— [2-(4-Chloro-phenyl)-5-cyclopropyl-oxazol-4-yl]-acetic acid ethyl ester 119902-20-4 C16H16ClNO3
    [2-(4-Chloro-phenyl)-5-cyclopropyl-oxazol-4-yl]-acetic acid ethyl ester
    —— (2R,3R)-3-(2-chlorophenyl)-1'-methyl-3H-spiro[furan-2,3'-indoline]-2',5(4H)-dione 1374418-78-6 C18H14ClNO3
    (2R,3R)-3-(2-chlorophenyl)-1'-methyl-3H-spiro[furan-2,3'-indoline]-2',5(4H)-dione
    —— 2,3,4,6-tetra-O-propargyl-1-O-(6-hydroxy-6-oxohexyl)-β-D-glucopyranose 1631985-79-9 C24H30O8
    2,3,4,6-tetra-O-propargyl-1-O-(6-hydroxy-6-oxohexyl)-β-D-glucopyranose
    —— 2-hydroxy-<i>N</i>,<i>N</i>'-disalicyl-benzylidenediamine 139702-05-9 C21H22N2O3
    2-hydroxy-<i>N</i>,<i>N</i>'-disalicyl-benzylidenediamine
    —— 2-chloro-5-(4-chloro-phenyl)-2-cyano-5-oxo-3-phenyl-valeric acid methyl ester 861324-31-4 C19H15Cl2NO3
    2-chloro-5-(4-chloro-phenyl)-2-cyano-5-oxo-3-phenyl-valeric acid methyl ester
    —— 2-chloro-6,7-dimethoxy-4-(2'-semicarbazido)quinazoline 134749-22-7 C11H12ClN5O3
    2-chloro-6,7-dimethoxy-4-(2'-semicarbazido)quinazoline
    —— 2-(2-{[1-(4-Hydroxy-phenyl)-meth-(Z)-ylidene]-amino}-phenyl)-3-(5-propyl-[1,3,4]thiadiazol-2-yl)-3H-quinazolin-4-one 86705-78-4 C26H21N5O2S
    2-(2-{[1-(4-Hydroxy-phenyl)-meth-(Z)-ylidene]-amino}-phenyl)-3-(5-propyl-[1,3,4]thiadiazol-2-yl)-3H-quinazolin-4-one
    —— 2,3,4,5-tetrakis(4-monohydroxyphenyl)thiophene 107386-97-0 C28H20O4S
    2,3,4,5-tetrakis(4-monohydroxyphenyl)thiophene
    —— (2-cyclohexyliden-ethyl)-methyl-malonic acid diethyl ester 875245-07-1 C16H26O4
    (2-cyclohexyliden-ethyl)-methyl-malonic acid diethyl ester
    —— 2,6-ditosyl-1,2,3,4,5,6-hexahydropyrido<2,3-c><1,2,6>triazonin-7-one 126209-77-6 C23H24N4O5S2
    2,6-ditosyl-1,2,3,4,5,6-hexahydropyrido<2,3-c><1,2,6>triazonin-7-one
    —— 2,5-Dichloro-4-[(2-chloro-phenyl)-hydroxy-methyl]-phenol 35503-99-2 C13H9Cl3O2
    2,5-Dichloro-4-[(2-chloro-phenyl)-hydroxy-methyl]-phenol
    —— 2-tert-butylsulfanyl-6-chloro-5-[(2R)-4-(2,2-difluoroethyl)-2-methylpiperazin-1-yl]-1H-benzimidazole 1170735-54-2 C18H25ClF2N4S
    2-tert-butylsulfanyl-6-chloro-5-[(2R)-4-(2,2-difluoroethyl)-2-methylpiperazin-1-yl]-1H-benzimidazole
    —— 2-[4-(3-METHOXYBENZYL)-1-PIPERAZINYL]-N4-(3-METHOXYPHENYL)-N6,N6-DIMETHYL-4,6-PYRIMIDINEDIAMINE 445453-85-0 C25H32N6O2
    2-[4-(3-METHOXYBENZYL)-1-PIPERAZINYL]-N4-(3-METHOXYPHENYL)-N6,N6-DIMETHYL-4,6-PYRIMIDINEDIAMINE
    —— 2-Methoxy-benzoic acid 2-bromo-6-(2-bromo-acetyl)-4-chloro-phenyl ester 134642-40-3 C16H11Br2ClO4
    2-Methoxy-benzoic acid 2-bromo-6-(2-bromo-acetyl)-4-chloro-phenyl ester
    —— 2-[4-[[4-[4-[3-[1-(3,4-Dichlorophenyl)ethyl]-2-oxobenzimidazol-1-yl]piperidine-1-carbonyl]piperidin-1-yl]methyl]pyridin-2-yl]isoindole-1,3-dione 633310-63-1 C40H38Cl2N6O4
    2-[4-[[4-[4-[3-[1-(3,4-Dichlorophenyl)ethyl]-2-oxobenzimidazol-1-yl]piperidine-1-carbonyl]piperidin-1-yl]methyl]pyridin-2-yl]isoindole-1,3-dione
    —— 2-(4-(cyclohexanecarbonyl)piperazin-1-yl)-1-(2-phenyl-1H-indol-3-yl)ethanone 1428443-79-1 C26H31N3O
    2-(4-(cyclohexanecarbonyl)piperazin-1-yl)-1-(2-phenyl-1H-indol-3-yl)ethanone
    —— (2S,6S)-2-Benzyloxycarbonylamino-6-(benzyloxycarbonylmethyl-carbamoyl)-6-{(S)-4-benzyloxycarbonyl-4-[(R)-2-((2R,3R,4R,5S)-2,3,4,5,6-pentaacetoxy-hexanoylamino)-propionylamino]-butyrylamino}-hexanoic acid ethyl ester 96935-50-1 C57H71N5O22
    (2S,6S)-2-Benzyloxycarbonylamino-6-(benzyloxycarbonylmethyl-carbamoyl)-6-{(S)-4-benzyloxycarbonyl-4-[(R)-2-((2R,3R,4R,5S)-2,3,4,5,6-pentaacetoxy-hexanoylamino)-propionylamino]-butyrylamino}-hexanoic acid ethyl ester
    —— · 2-[4-(p-fluorobenzoyl)-1-piperidyl]ethyl 2-methoxyethyl 2,6-dimethyl-4-(m-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate 106088-84-0 C32H36FN3O8
    · 2-[4-(p-fluorobenzoyl)-1-piperidyl]ethyl 2-methoxyethyl 2,6-dimethyl-4-(m-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate
    —— 2-(3-hydroxyphenyl)-3-(pyridin-2-ylmethyl)-1,3-thiazolidin-4-one 1392140-18-9 C15H14N2O2S
    2-(3-hydroxyphenyl)-3-(pyridin-2-ylmethyl)-1,3-thiazolidin-4-one
    —— 2-Phenyl-6-oxo-4.5.6.7-tetrahydropyrazolo<3.4-d>pyrimidin 39859-50-2 C11H10N4O
    2-Phenyl-6-oxo-4.5.6.7-tetrahydropyrazolo<3.4-d>pyrimidin
    —— 2-iodo-N-(4-nitro-2-vinylphenyl)benzamide 1395060-03-3 C15H11IN2O3
    2-iodo-N-(4-nitro-2-vinylphenyl)benzamide
    —— 2-cyclopropyl-5-(3-iodo-1-tosyl-1H-indol-5-yl)-1,3,4-oxadiazole 1401349-29-8 C20H16IN3O3S
    2-cyclopropyl-5-(3-iodo-1-tosyl-1H-indol-5-yl)-1,3,4-oxadiazole
    —— 2-(1,2-diphenylethyl)quinoxaline 1305318-40-4 C22H18N2
    2-(1,2-diphenylethyl)quinoxaline
    —— 2,3,2',3'-tetra-O-benzyl-6-O-corynomycoloyl-α,α-trehalose 107909-02-4 C72H108O13
    2,3,2',3'-tetra-O-benzyl-6-O-corynomycoloyl-α,α-trehalose
    —— 2-oxo-1,2-diphenylethyl 4-formyl-3-methoxy-2-naphthoate 883898-61-1 C27H20O5
    2-oxo-1,2-diphenylethyl 4-formyl-3-methoxy-2-naphthoate
    —— (2S,3R,4S)-2-[tert-butyl(dimethyl)silyl]oxy-6-hydroxy-4-[(4-methoxyphenyl)methoxy]-3-methylcyclohexan-1-one 118207-46-8 C21H34O5Si
    (2S,3R,4S)-2-[tert-butyl(dimethyl)silyl]oxy-6-hydroxy-4-[(4-methoxyphenyl)methoxy]-3-methylcyclohexan-1-one
    —— (2,6-[CH2N(iPr)2]2C6H3)2Ge(OH)2 1185739-17-6 C40H72GeN4O2
    (2,6-[CH2N(iPr)2]2C6H3)2Ge(OH)2
    —— 2-<N-acetyl-N-(p-chlorophenyl)>-amino-5-acetoxymethyl-1,3,4-thiadiazole 104885-43-0 C13H12ClN3O3S
    2-<N-acetyl-N-(p-chlorophenyl)>-amino-5-acetoxymethyl-1,3,4-thiadiazole
    —— 2-Benzoylamino-propionic acid 4-(benzyloxycarbonylamino-imino-methyl)-phenyl ester 76223-95-5 C25H23N3O5
    2-Benzoylamino-propionic acid 4-(benzyloxycarbonylamino-imino-methyl)-phenyl ester
    —— 2-(3,5-Dichloropyridin-4-yl)-4-[4-[2-(trifluoromethyl)phenyl]phenyl]-4,5-dihydro-1,3-oxazole 383363-02-8 C21H13Cl2F3N2O
    2-(3,5-Dichloropyridin-4-yl)-4-[4-[2-(trifluoromethyl)phenyl]phenyl]-4,5-dihydro-1,3-oxazole
    —— 2,6-dichloro-N<sup>1</sup>-(3-fluoro-4-methoxybenzyl)-p-phenylenediamine 92366-60-4 C14H13Cl2FN2O
    2,6-dichloro-N<sup>1</sup>-(3-fluoro-4-methoxybenzyl)-p-phenylenediamine
    —— (2-chloro-6-fluorophenyl)(3,5-dimethylphenyl)amine 1041144-10-8 C14H13ClFN
    (2-chloro-6-fluorophenyl)(3,5-dimethylphenyl)amine
    —— 2-butoxy-7,8-dihydro-9-{4-[2-(N-methoxycarbonylmethyl-N-methylamino)ethyl]benzyl}-8-oxoadenine 930293-68-8 C22H30N6O4
    2-butoxy-7,8-dihydro-9-{4-[2-(N-methoxycarbonylmethyl-N-methylamino)ethyl]benzyl}-8-oxoadenine
    —— 2-[({3-(4-chlorophenyl)-5-oxo-4-[(2S)-3,3,3-trifluoro-2-hydroxypropyl]-4,5-dihydro-1H-1,2,4-triazol-1-yl}acetyl)amino]-N-(2-hydroxyethyl)-2-[2-(trifluoromethyl)phenyl]acetamide 1366062-56-7 C24H22ClF6N5O5
    2-[({3-(4-chlorophenyl)-5-oxo-4-[(2S)-3,3,3-trifluoro-2-hydroxypropyl]-4,5-dihydro-1H-1,2,4-triazol-1-yl}acetyl)amino]-N-(2-hydroxyethyl)-2-[2-(trifluoromethyl)phenyl]acetamide
    —— (2,5-Dimethyloxazol-4-yl)-[5-[2-fluoro-4-(3-methylbut-2-enoxy)phenyl]-10-hydroxy-2,2-dimethyl-4,4-dioxo-1,3,5,11-tetrahydrothiopyrano[2,3-c][1,5]benzodiazepin-6-yl]methanone 1049091-12-4 C31H34FN3O6S
    (2,5-Dimethyloxazol-4-yl)-[5-[2-fluoro-4-(3-methylbut-2-enoxy)phenyl]-10-hydroxy-2,2-dimethyl-4,4-dioxo-1,3,5,11-tetrahydrothiopyrano[2,3-c][1,5]benzodiazepin-6-yl]methanone
    —— 2-(2-methoxyphenylselanyl)benzo[d]thiazole 1569261-56-8 C14H11NOSSe
    2-(2-methoxyphenylselanyl)benzo[d]thiazole
    —— 2,6-difluoro-N-(3-(5-(2-((3-fluoro-4-((2-(1-pyrrolidinyl)ethyl)oxy)phenyl)amino)-4-pyrimidinyl)-2-(hydroxymethyl)-1,3-thiazol-4-yl)phenyl)benzamide 1160625-85-3 C33H29F3N6O3S
    2,6-difluoro-N-(3-(5-(2-((3-fluoro-4-((2-(1-pyrrolidinyl)ethyl)oxy)phenyl)amino)-4-pyrimidinyl)-2-(hydroxymethyl)-1,3-thiazol-4-yl)phenyl)benzamide