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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-(3-fluoro-phenyl)-oxazole-4,5-dicarboxylic acid diethyl ester 42469-99-8 C15H14FNO5
    2-(3-fluoro-phenyl)-oxazole-4,5-dicarboxylic acid diethyl ester
    —— 2-(Benzofuran-4-yloxy)-acetamidine; hydrochloride 59847-95-9 C10H10N2O2*ClH
    2-(Benzofuran-4-yloxy)-acetamidine; hydrochloride
    —— 2,2'-dinitro-4,4'-oxy-di-aniline 27227-38-9 C12H10N4O5
    2,2'-dinitro-4,4'-oxy-di-aniline
    —— 2-[4-(Carboxymethylamino)-piperidino]-8-(N-benzyl-N-methyl-amino)-4-morpholino-pyrimido [5,4-d]pyrimidine 168259-86-7 C25H32N8O3
    2-[4-(Carboxymethylamino)-piperidino]-8-(N-benzyl-N-methyl-amino)-4-morpholino-pyrimido [5,4-d]pyrimidine
    —— 2-(trimethylsilyl)ethyl 1-benzyl-2-oxocyclohexane-1-carboxylate 1596247-61-8 C19H28O3Si
    2-(trimethylsilyl)ethyl 1-benzyl-2-oxocyclohexane-1-carboxylate
    —— 2-(4-cyclopentylcarbamoylbenzyl)-6-(3-ethoxy-4-methoxyphenyl)-2,3,4,5-tetrahydropyridazin-3-one 1230635-60-5 C26H31N3O4
    2-(4-cyclopentylcarbamoylbenzyl)-6-(3-ethoxy-4-methoxyphenyl)-2,3,4,5-tetrahydropyridazin-3-one
    —— (2S,3R,4S,5R,6R)-3-(4-chlorophenyl)sulfanyl-4,5-bis(phenylmethoxy)-6-(phenylmethoxymethyl)oxan-2-ol 139378-87-3 C33H33ClO5S
    (2S,3R,4S,5R,6R)-3-(4-chlorophenyl)sulfanyl-4,5-bis(phenylmethoxy)-6-(phenylmethoxymethyl)oxan-2-ol
    —— 2,2-Dimethyl-3-oxo-4-phenoxy-butyric acid 4-nitro-phenyl ester 103439-29-8 C18H17NO6
    2,2-Dimethyl-3-oxo-4-phenoxy-butyric acid 4-nitro-phenyl ester
    —— 2-[(1,3-benzodioxol-5-yl]methyl]-5-methoxy-4-[4-(1H-imidazol-1-yl)phenoxy]pyrimidine 1100925-17-4 C22H18N4O4
    2-[(1,3-benzodioxol-5-yl]methyl]-5-methoxy-4-[4-(1H-imidazol-1-yl)phenoxy]pyrimidine
    —— 2,6-Dimethyl-7-(2,4,6-trimethylphenyl)-3,7-dihydro-pyrrol[2,3-d]pyrimidin-4-one 268547-58-6 C17H19N3O
    2,6-Dimethyl-7-(2,4,6-trimethylphenyl)-3,7-dihydro-pyrrol[2,3-d]pyrimidin-4-one
    —— 2-[1-(3,5-dichloro-pyridin-4-yl)-azetidin-3-yl]-5-methyl-1H-benzoimidazole 1350354-04-9 C16H14Cl2N4
    2-[1-(3,5-dichloro-pyridin-4-yl)-azetidin-3-yl]-5-methyl-1H-benzoimidazole
    —— 2-<5-Formyl-<2>furyl>-4,6,6-trimethyl-1,3-dioxan 6575-70-8 C12H16O4
    2-<5-Formyl-<2>furyl>-4,6,6-trimethyl-1,3-dioxan
    —— 2-benzoyl-6-benzoylmethylthio-4-ethoxycarbonyl-3-hydroxythiophene 173681-26-0 C22H18O5S2
    2-benzoyl-6-benzoylmethylthio-4-ethoxycarbonyl-3-hydroxythiophene
    —— 2-methoxycarbonyloxy-1,3-dihydro-isoindole 37914-45-7 C10H11NO3
    2-methoxycarbonyloxy-1,3-dihydro-isoindole
    —— 2-amino-3-hydroxy-2-hydroxymethyl-3-(4-nitro-phenyl)-propionic acid 90943-40-1 C10H12N2O6
    2-amino-3-hydroxy-2-hydroxymethyl-3-(4-nitro-phenyl)-propionic acid
    —— 2-Pentacosa-10,12-diynoylamino-benzoic acid 579514-06-0 C32H47NO3
    2-Pentacosa-10,12-diynoylamino-benzoic acid
    —— 2-(4-hexanoylaminobenzyl)-6-(3-fluoromethoxy-4-methoxyphenyl)-5-ethyl-2,3,4,5-tetrahydropyridazin-3-one 1230635-19-4 C27H34FN3O4
    2-(4-hexanoylaminobenzyl)-6-(3-fluoromethoxy-4-methoxyphenyl)-5-ethyl-2,3,4,5-tetrahydropyridazin-3-one
    —— 2-(3,5-difluorophenyl)-4-((4-fluoro-N-methylphenylsulfonamido)methyl)-6-fluorophenoxyacetic acid 1242845-89-1 C22H17F4NO5S
    2-(3,5-difluorophenyl)-4-((4-fluoro-N-methylphenylsulfonamido)methyl)-6-fluorophenoxyacetic acid
    —— 2-tert-Butyl-4-phenyl-1,4-dihydro-2H-benzo[d][1,3]oxazine 303123-99-1 C18H21NO
    2-tert-Butyl-4-phenyl-1,4-dihydro-2H-benzo[d][1,3]oxazine
    —— 2,6-dichlorothieno[2,3-b]pyridine-5-carbaldehyde 1353894-34-4 C8H3Cl2NOS
    2,6-dichlorothieno[2,3-b]pyridine-5-carbaldehyde
    —— 2-Ethoxy-5-trichlormethyl-1,3,4-thiadiazol 75619-62-4 C5H5Cl3N2OS
    2-Ethoxy-5-trichlormethyl-1,3,4-thiadiazol
    —— 2(S)-[N-Methyl-N-(3-isopropylcarbamoylpropyl)aminocarbonyloxy]-3-phenylpropionic acid 124075-08-7 C18H26N2O5
    2(S)-[N-Methyl-N-(3-isopropylcarbamoylpropyl)aminocarbonyloxy]-3-phenylpropionic acid
    —— 2,3-dichloro-6-(2-imidazolylthio)-7-nitroquinoxaline 251919-03-6 C11H5Cl2N5O2S
    2,3-dichloro-6-(2-imidazolylthio)-7-nitroquinoxaline
    —— 2,3'-Di-desoxy-3'-jod-5'-O-trityl-uridin 14226-54-1 C28H25IN2O4
    2,3'-Di-desoxy-3'-jod-5'-O-trityl-uridin
    —— 2-tert-butyl-1,3-cyclooctadiene 16240-44-1 C12H20
    2-tert-butyl-1,3-cyclooctadiene
    —— 2'-deoxy-5-(3-nitrophenyl)-7-deazaguanosine 1432489-04-7 C17H17N5O6
    2'-deoxy-5-(3-nitrophenyl)-7-deazaguanosine
    —— (20S,22E)-3β-Hyroxy-5,22-cholestadien-24-on 83914-37-8 C27H42O2
    (20S,22E)-3β-Hyroxy-5,22-cholestadien-24-on
    —— 2-(1-phenylethyl)benzo[d][1,2]selenazol-3(2H)-one 1256846-42-0 C15H13NOSe
    2-(1-phenylethyl)benzo[d][1,2]selenazol-3(2H)-one
    —— (2-tert-Butoxycarbonylamino-5-fluoro-phenyl)-acetic acid 138343-99-4 C13H16FNO4
    (2-tert-Butoxycarbonylamino-5-fluoro-phenyl)-acetic acid
    —— 2-ethyl-N-[(2-ethyl-2-azabicyclo[2.1.1]hex-1-yl)(phenyl)methyl]benzamide hydrochloride 1240023-27-1 C23H28N2O*ClH
    2-ethyl-N-[(2-ethyl-2-azabicyclo[2.1.1]hex-1-yl)(phenyl)methyl]benzamide hydrochloride
    —— [2,4-dibromo-6-[(2,3-dichlorophenyl)carbamoyl]phenyl] ethyl carbonate 39118-92-8 C16H11Br2Cl2NO4
    [2,4-dibromo-6-[(2,3-dichlorophenyl)carbamoyl]phenyl] ethyl carbonate
    —— 2-[(2-chloro-6-methylphenyl)oxy]-N-[(1R)-2-(4-methylpiperazin-1-yl)-2-oxo-1-{[(phenylmethyl)oxy]methyl}ethyl]pyridine-3-carboxamide 1239354-77-8 C28H31ClN4O4
    2-[(2-chloro-6-methylphenyl)oxy]-N-[(1R)-2-(4-methylpiperazin-1-yl)-2-oxo-1-{[(phenylmethyl)oxy]methyl}ethyl]pyridine-3-carboxamide
    —— 2-propionyl-3,4-dihydronaphthalen-1(2H)-one 19379-83-0 C13H14O2
    2-propionyl-3,4-dihydronaphthalen-1(2H)-one
    —— 2-hydroxy-1,2-bis-(6-hydroxymethyl-[2]pyridyl)-ethanone 100870-80-2 C14H14N2O4
    2-hydroxy-1,2-bis-(6-hydroxymethyl-[2]pyridyl)-ethanone
    —— 2-bromo-1,1-difluoro-5-phenylpent-1-en-3-yl pentafluorobenzoate 1186222-18-3 C18H10BrF7O2
    2-bromo-1,1-difluoro-5-phenylpent-1-en-3-yl pentafluorobenzoate
    —— 2,6-di[(E)-3-(adamant-1-yl)prop-2-en-1-yl]phenol 1610007-57-2 C32H42O
    2,6-di[(E)-3-(adamant-1-yl)prop-2-en-1-yl]phenol
    —— 2-cyano-3-(5,6-dimethyl-5<i>H</i>-[1,3]dioxolo[4,5-<i>f</i>]indol-7-yl)-acrylic acid ethyl ester 111297-71-3 C17H16N2O4
    2-cyano-3-(5,6-dimethyl-5<i>H</i>-[1,3]dioxolo[4,5-<i>f</i>]indol-7-yl)-acrylic acid ethyl ester
    —— 2.3.6.7-Tetramethoxy-9-methyl-10-formyl-anthracen 13112-42-0 C20H20O5
    2.3.6.7-Tetramethoxy-9-methyl-10-formyl-anthracen
    —— (2S,3S,4S)-3-Methoxycarbonyl-2-hydroxy-dodecanolid-(4) 97394-68-8 C14H24O5
    (2S,3S,4S)-3-Methoxycarbonyl-2-hydroxy-dodecanolid-(4)
    —— (2S,1'R)-N-<1-(Ethoxycarbonyl)ethyl>prolin-methylester 103954-12-7 C11H19NO4
    (2S,1'R)-N-<1-(Ethoxycarbonyl)ethyl>prolin-methylester
    —— 2<2-<2-(Octylthio)ethoxy>ethylthio>cyclooctanonoxim 126065-52-9 C20H39NO3S
    2<2-<2-(Octylthio)ethoxy>ethylthio>cyclooctanonoxim
    —— 2,6-dimethoxy-4-[(4-nitrophenyl)hydrazinylidene]cyclohexa-2,5-dien-1-one 132885-54-2 C14H13N3O5
    2,6-dimethoxy-4-[(4-nitrophenyl)hydrazinylidene]cyclohexa-2,5-dien-1-one
    —— 2-<11-(3-ethyl-2-benzothiazolinylidene)-5,7-trimethylene-1,3,5,7,9-undecapentaenyl>-3-ethylbenzothiazolium iodide 115920-76-8 C32H33N2S2*I
    2-<11-(3-ethyl-2-benzothiazolinylidene)-5,7-trimethylene-1,3,5,7,9-undecapentaenyl>-3-ethylbenzothiazolium iodide
    —— 2-(3-tert-butoxy-3-oxopropyl)-4-methoxypyridine N-oxide 1380324-57-1 C13H19NO4
    2-(3-tert-butoxy-3-oxopropyl)-4-methoxypyridine N-oxide
    —— 2,7-di(ethoxymethyl)naphthalene 908142-55-2 C16H20O2
    2,7-di(ethoxymethyl)naphthalene
    —— [(2R,5R)-5-hydroxy-8-oxo-1,7-diazatricyclo[7.3.0.03,7]dodeca-3,9,11-trien-2-yl] acetate 1169875-37-9 C12H12N2O4
    [(2R,5R)-5-hydroxy-8-oxo-1,7-diazatricyclo[7.3.0.03,7]dodeca-3,9,11-trien-2-yl] acetate
    —— [2-(3,4,6-Trichloro-2-nitro-phenoxy)-phenyl]-acetic acid 93566-37-1 C14H8Cl3NO5
    [2-(3,4,6-Trichloro-2-nitro-phenoxy)-phenyl]-acetic acid
    —— 2,2-dimethyl-3,4-bis-trimethylsilanyl-1-oxa-2-sila-spiro[4.5]dec-3-ene 64588-30-3 C16H34OSi3
    2,2-dimethyl-3,4-bis-trimethylsilanyl-1-oxa-2-sila-spiro[4.5]dec-3-ene
    —— 2-(1-Hydroxy-cyclohexyl)-buttersaeure-(2-diaethylamino-aethyl)-ester 93153-26-5 C16H31NO3
    2-(1-Hydroxy-cyclohexyl)-buttersaeure-(2-diaethylamino-aethyl)-ester
    —— 2-<2-(4-Methoxy-phenylsulfamoyl)-benzolazo>-acetessigsaeure-ethylester-(2,4-dinitro-phenylhydrazon) 96466-59-0 C25H25N7O9S
    2-<2-(4-Methoxy-phenylsulfamoyl)-benzolazo>-acetessigsaeure-ethylester-(2,4-dinitro-phenylhydrazon)