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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Pyrrolidinebutanoic acid, 1-[(1,1-dimethylethoxy)carbonyl]-, (S)- 65595-03-1 C13H23NO4
    2-Pyrrolidinebutanoic acid, 1-[(1,1-dimethylethoxy)carbonyl]-, (S)-
    —— 2-Propanone, 1-bromo-3-(6-methoxy-2,4-cyclohexadien-1-yl)- 1087394-67-9 C10H13BrO2
    2-Propanone, 1-bromo-3-(6-methoxy-2,4-cyclohexadien-1-yl)-
    —— 2-[(3-Methylbutyl)thio]-1-(phenylmethyl)-1H-imidazole-5-methanol 1134331-54-6 C16H22N2OS
    2-[(3-Methylbutyl)thio]-1-(phenylmethyl)-1H-imidazole-5-methanol
    —— 2-[1-(4-Methoxyphenyl)ethenyl]-1,3-dimethylbenzene 2919-21-3 C17H18O
    2-[1-(4-Methoxyphenyl)ethenyl]-1,3-dimethylbenzene
    —— 2,5-Bis[(1,1-dimethylethyl)dioxy]-2,5-dimethyl-1,4-dioxane 24415-16-5 C14H28O6
    2,5-Bis[(1,1-dimethylethyl)dioxy]-2,5-dimethyl-1,4-dioxane
    —— 2-(4-Nitrophenyl)-2-oxoethyl 3-(5-bromo-1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)benzoate 348130-00-7 C23H13BrN2O7
    2-(4-Nitrophenyl)-2-oxoethyl 3-(5-bromo-1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)benzoate
    —— 2-Heptanone, 1,1-diethoxy-3-ethyl- 1443328-74-2 C13H26O3
    2-Heptanone, 1,1-diethoxy-3-ethyl-
    —— (2S,5R)-2-[4-[4-[difluoro-(3,4,5-trifluorophenoxy)methyl]-3,5-difluorophenyl]phenyl]-5-propyloxane 700863-48-5 C27H23F7O2
    (2S,5R)-2-[4-[4-[difluoro-(3,4,5-trifluorophenoxy)methyl]-3,5-difluorophenyl]phenyl]-5-propyloxane
    —— 2-Propenamide, 2-cyano-N-(2-hydroxy-2-methylpropyl)-3-[1-(2-methoxyethyl)-2,5-dimethyl-1H-pyrrol-3-yl]-N-methyl- 2080413-48-3 C18H27N3O3
    2-Propenamide, 2-cyano-N-(2-hydroxy-2-methylpropyl)-3-[1-(2-methoxyethyl)-2,5-dimethyl-1H-pyrrol-3-yl]-N-methyl-
    —— (2R,3R)-2-[(2,2-Dichloroacetyl)amino]-3-hydroxy-3-(4-nitrophenyl)propyl (I+/-R)-I+/--hydroxybenzeneacetate 921756-81-2 C19H18Cl2N2O7
    (2R,3R)-2-[(2,2-Dichloroacetyl)amino]-3-hydroxy-3-(4-nitrophenyl)propyl (I+/-R)-I+/--hydroxybenzeneacetate
    —— 2-(Ethenyloxy)-2-oxoethyl 2-[[3-(trifluoromethyl)phenyl]amino]benzoate 52382-65-7 C18H14F3NO4
    2-(Ethenyloxy)-2-oxoethyl 2-[[3-(trifluoromethyl)phenyl]amino]benzoate
    —— 2,4-Difluoropentanedioic acid 1179319-28-8 C5H6F2O4
    2,4-Difluoropentanedioic acid
    —— 2,5-Pyrrolidinedione, 1-[[[[(20-oxopregn-4-en-3-ylidene)amino]oxy]acetyl]oxy]- 105532-89-6 C27H36N2O6
    2,5-Pyrrolidinedione, 1-[[[[(20-oxopregn-4-en-3-ylidene)amino]oxy]acetyl]oxy]-
    —— 2-Chloro-4-(trifluoromethyl)-N-[3-(trifluoromethyl)phenyl]benzenesulfonamide 132481-90-4 C14H8ClF6NO2S
    2-Chloro-4-(trifluoromethyl)-N-[3-(trifluoromethyl)phenyl]benzenesulfonamide
    —— ((2S,3R,5R,6S)-5-Benzyloxy-2-benzyloxymethyl-6-methoxy-tetrahydro-pyran-3-yl)-acetaldehyde 138607-89-3 C23H28O5
    ((2S,3R,5R,6S)-5-Benzyloxy-2-benzyloxymethyl-6-methoxy-tetrahydro-pyran-3-yl)-acetaldehyde
    —— 2,2,2-trichloro-1-[10-(fluorenylmethoxycarbonyl)-10,11-dihydro-5H-pyrrolo[2,1-c][1,4]benzodizepin-3-yl]ethanone 917374-54-0 C29H21Cl3N2O3
    2,2,2-trichloro-1-[10-(fluorenylmethoxycarbonyl)-10,11-dihydro-5H-pyrrolo[2,1-c][1,4]benzodizepin-3-yl]ethanone
    —— 2-benzenesulfonylmethyl-6-(2-chloro-ethoxy)-phenylamine 925450-62-0 C15H16ClNO3S
    2-benzenesulfonylmethyl-6-(2-chloro-ethoxy)-phenylamine
    —— 2-phenyl-3-cyano-3-ethoxycarbonylpropane-1-sulfonic acid phenyl ester 140455-07-8 C19H19NO5S
    2-phenyl-3-cyano-3-ethoxycarbonylpropane-1-sulfonic acid phenyl ester
    —— 2,6-Di-tert-butyl-3-methyl-p-benzochinon 59313-74-5 C23H30O2
    2,6-Di-tert-butyl-3-methyl-p-benzochinon
    —— 2-Brom-2-difluorphosphinyl-1-methylvinyl-isocyanat 56726-89-7 C4H3BrF2NO2P
    2-Brom-2-difluorphosphinyl-1-methylvinyl-isocyanat
    —— 2-benzyl-3-benzylidene-4,5,6,7-tetrabromo-2,3-dihydro-isoindol-1-one 64289-36-7 C22H13Br4NO
    2-benzyl-3-benzylidene-4,5,6,7-tetrabromo-2,3-dihydro-isoindol-1-one
    —— 2-Dimethylamino-1-phenyl-butan-1-ol; hydrochloride 63199-73-5 C12H19NO*ClH
    2-Dimethylamino-1-phenyl-butan-1-ol; hydrochloride
    —— 2-amino-α-mercapto benzacetohydroxamic acid 948303-55-7 C8H10N2O2S
    2-amino-α-mercapto benzacetohydroxamic acid
    —— 2-cyano-2-[(12E)-6,7-tetramethylene-10-(2,2,6,6-tetramethylpiperidin-4-ylamino)-1,2,3,4,4a,5-hexahydro-12H-benzimidazo[2,1-j]quinolin-12-ylidene]acetamide 1189152-98-4 C31H42N6O
    2-cyano-2-[(12E)-6,7-tetramethylene-10-(2,2,6,6-tetramethylpiperidin-4-ylamino)-1,2,3,4,4a,5-hexahydro-12H-benzimidazo[2,1-j]quinolin-12-ylidene]acetamide
    —— (2S,5R)-5-Hydroxymethyl-1-(2,2,2-trifluoro-acetyl)-pyrrolidine-2-carboxylic acid tert-butyl ester 296782-37-1 C12H18F3NO4
    (2S,5R)-5-Hydroxymethyl-1-(2,2,2-trifluoro-acetyl)-pyrrolidine-2-carboxylic acid tert-butyl ester
    —— 2-tert-Butyl-3,3-diphenyl-thiirane-2-carboxylic acid methyl-phenyl-amide 175467-55-7 C26H27NOS
    2-tert-Butyl-3,3-diphenyl-thiirane-2-carboxylic acid methyl-phenyl-amide
    —— 2-(3,6,9-Dodecatriynyloxy)-tetrahydropyran 81345-00-8 C17H22O2
    2-(3,6,9-Dodecatriynyloxy)-tetrahydropyran
    —— 2-(4-bromo-2-fluoro-phenyl)-1-morpholin-4-yl-ethanone 1092563-30-8 C12H13BrFNO2
    2-(4-bromo-2-fluoro-phenyl)-1-morpholin-4-yl-ethanone
    —— 2-(1-(4-ethoxyphenyl)ethylamino)-4-(5-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridin-3-yl)pyrimidine-5-carbonitrile 1036025-11-2 C23H19F3N6O
    2-(1-(4-ethoxyphenyl)ethylamino)-4-(5-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridin-3-yl)pyrimidine-5-carbonitrile
    —— 2-(4-p-chlorophenyl-5-p-hydroxyphenyl-2-oxazolyl-mercapto)-propionic acid 1026510-63-3 C18H14ClNO4S
    2-(4-p-chlorophenyl-5-p-hydroxyphenyl-2-oxazolyl-mercapto)-propionic acid
    —— 2-<(tert-butyl)<(2-methoxyethoxy)methyl>methylsilyl>-2-phenyl-1,3-dithiane 174135-25-2 C19H32O2S2Si
    2-<(tert-butyl)<(2-methoxyethoxy)methyl>methylsilyl>-2-phenyl-1,3-dithiane
    —— 2-chloro-6-(2-fluorophenyl)imidazo[1,2-b]pyridazine 1383625-13-5 C12H7ClFN3
    2-chloro-6-(2-fluorophenyl)imidazo[1,2-b]pyridazine
    —— 2-(5-chloro-3-methyl-1-phenyl-1H-pyrazol-4-ylmethylsulfanyl)-8-ethyl-9-methyl-6-morpholino-9H-purine 1253847-41-4 C23H26ClN7OS
    2-(5-chloro-3-methyl-1-phenyl-1H-pyrazol-4-ylmethylsulfanyl)-8-ethyl-9-methyl-6-morpholino-9H-purine
    —— 2-chloro-4-((1-(4-methoxy-2,6-dimethylphenylsulfonyl)piperidin-2-yl)methoxy)pyrimdine 1224586-64-4 C19H24ClN3O4S
    2-chloro-4-((1-(4-methoxy-2,6-dimethylphenylsulfonyl)piperidin-2-yl)methoxy)pyrimdine
    —— 2-(3-ethyl-2-oxo-1H-quinolin-7-yl)-2-methyl-3-[3-(2-methylsulfonylethoxy)phenyl]propanenitrile 1056888-33-5 C24H26N2O4S
    2-(3-ethyl-2-oxo-1H-quinolin-7-yl)-2-methyl-3-[3-(2-methylsulfonylethoxy)phenyl]propanenitrile
    —— 2-<(4-Methyl-anilino)(diphenylphosphoryl)methyl>chinoxalin 104182-74-3 C28H24N3OP
    2-<(4-Methyl-anilino)(diphenylphosphoryl)methyl>chinoxalin
    —— 2-furanylmethyl 2[4-(6-chloro-2-quinoxalinyloxy)phenoxy]propanoate 126277-45-0 C22H17ClN2O5
    2-furanylmethyl 2[4-(6-chloro-2-quinoxalinyloxy)phenoxy]propanoate
    —— 2,3,4-Trimethoxy-6-(β-acetamidoethyl)-acetophenon 61426-47-9 C15H21NO5
    2,3,4-Trimethoxy-6-(β-acetamidoethyl)-acetophenon
    —— 2,2'-dihydroxyazobenzenato-dimethyl-tin 754241-53-7 C14H14N2O2Sn
    2,2'-dihydroxyazobenzenato-dimethyl-tin
    —— 2,5-anhydro-4-O-acetyl-3-desoxy-3-C-<bis(phenylthio)-methyl>L-lyxose diethylacetal 79493-14-4 C24H30O5S2
    2,5-anhydro-4-O-acetyl-3-desoxy-3-C-<bis(phenylthio)-methyl>L-lyxose diethylacetal
    —— (2S,3S,4S,5R,6S)-3,4,5-Triacetoxy-6-(2-amino-5-bromo-3-cyano-phenoxy)-tetrahydro-pyran-2-carboxylic acid methyl ester 176718-50-6 C20H21BrN2O10
    (2S,3S,4S,5R,6S)-3,4,5-Triacetoxy-6-(2-amino-5-bromo-3-cyano-phenoxy)-tetrahydro-pyran-2-carboxylic acid methyl ester
    —— 2,3-epoxy-3-methylcyclohexyl iodide 112775-82-3 C7H11IO
    2,3-epoxy-3-methylcyclohexyl iodide
    —— 2,2-Dibrom-3-oxo-lupan-27,28-disaeure-dimethylester 5066-60-4 C32H48Br2O5
    2,2-Dibrom-3-oxo-lupan-27,28-disaeure-dimethylester
    —— 2-(amino-phenyl-methylene)-4,4,4-trifluoro-3-oxobutyric acid ethyl ester 1092970-76-7 C13H12F3NO3
    2-(amino-phenyl-methylene)-4,4,4-trifluoro-3-oxobutyric acid ethyl ester
    —— 2-Cyclopentyl-5-ethyl-2,4-dihydro-3H-pyrazol-3-one 1248987-70-3 C10H16N2O
    2-Cyclopentyl-5-ethyl-2,4-dihydro-3H-pyrazol-3-one
    —— 2,5-bis-(tributylstannyl)-1,1-dihexyl-3,4-diphenylsilole 160319-21-1 C52H90SiSn2
    2,5-bis-(tributylstannyl)-1,1-dihexyl-3,4-diphenylsilole
    —— 2-[2-[(N-Cyclopropylmethyl-N-Methyl)Amino]Ethyl]-1-Oxo-1,2,3,4-Tetrahydronaphthalene Hydrochloride 161353-63-5 C17H23NO*ClH
    2-[2-[(N-Cyclopropylmethyl-N-Methyl)Amino]Ethyl]-1-Oxo-1,2,3,4-Tetrahydronaphthalene Hydrochloride
    —— 2-(1-cyclopropyl-1-phenylpropan-2-ylidene)-1,1-dimethylhydrazine 1240659-30-6 C14H20N2
    2-(1-cyclopropyl-1-phenylpropan-2-ylidene)-1,1-dimethylhydrazine
    —— 2-amino-4-p-anisyl-5-m-anisylazothiazole 79480-60-7 C17H16N4O2S
    2-amino-4-p-anisyl-5-m-anisylazothiazole
    —— 2-(cyanomethylamino)-N-phenyl-2-sulfanylideneacetamide 120407-66-1 C10H9N3OS
    2-(cyanomethylamino)-N-phenyl-2-sulfanylideneacetamide