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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,4-Epoxy-buttersaeure-butylester 28418-02-2 C8H14O3
    2,4-Epoxy-buttersaeure-butylester
    —— 2-(p-Brombenzolsulfonyloxy)-4,4'-dimethylazobenzol 34147-92-7 C20H17BrN2O3S
    2-(p-Brombenzolsulfonyloxy)-4,4'-dimethylazobenzol
    —— 2-(5-Chloro-2-methylamino-benzoyl)-benzoic acid 16175-35-2 C15H12ClNO3
    2-(5-Chloro-2-methylamino-benzoyl)-benzoic acid
    —— 2-trans-Hexadec-1'-enyloxy-aethanol 24435-63-0 C18H36O2
    2-trans-Hexadec-1'-enyloxy-aethanol
    —— 2-Chlor-4,5-diphenyl-6-styrylpyrimidin 27433-85-8 C24H17ClN2
    2-Chlor-4,5-diphenyl-6-styrylpyrimidin
    —— 2-(5-methyl-[1,2,3]triazol-1-yl)-1,3-diphenyl-propenone 35261-89-3 C18H15N3O
    2-(5-methyl-[1,2,3]triazol-1-yl)-1,3-diphenyl-propenone
    —— 2,2-Dimethyl-2-(N-methyl-2-piperidyl)essigsaeureethylester 33387-64-3 C12H23NO2
    2,2-Dimethyl-2-(N-methyl-2-piperidyl)essigsaeureethylester
    —— 2-methyl-4-<i>p</i>-tolyl-4,5-dihydro-benzo[<i>c</i>]azepine-1,3-dione 26925-89-3 C18H17NO2
    2-methyl-4-<i>p</i>-tolyl-4,5-dihydro-benzo[<i>c</i>]azepine-1,3-dione
    —— 2,4,2',4'-Tetracyclohexyl-3',4'-dihydro-2H,2'H-[2,3']bifuranyl-5,5'-dione 31151-43-6 C32H48O4
    2,4,2',4'-Tetracyclohexyl-3',4'-dihydro-2H,2'H-[2,3']bifuranyl-5,5'-dione
    —— (2S,3S,4S,5R,6S)-3,4,5-Triacetoxy-6-[5-ethoxy-2-(2,2,2-trifluoro-acetylamino)-phenoxy]-tetrahydro-pyran-2-carboxylic acid methyl ester 29015-11-0 C23H26F3NO12
    (2S,3S,4S,5R,6S)-3,4,5-Triacetoxy-6-[5-ethoxy-2-(2,2,2-trifluoro-acetylamino)-phenoxy]-tetrahydro-pyran-2-carboxylic acid methyl ester
    —— 2,4-Diphenyl-5H-indeno<1,2-d>pyrimidin-5-ol 31570-71-5 C23H16N2O
    2,4-Diphenyl-5H-indeno<1,2-d>pyrimidin-5-ol
    —— 2.5-Diisopropyl-4-nitro-acetanilid 22162-05-6 C14H20N2O3
    2.5-Diisopropyl-4-nitro-acetanilid
    —— 2,4,6-Trijod-3,5-dimethoxytoluol 52273-50-4 C9H9I3O2
    2,4,6-Trijod-3,5-dimethoxytoluol
    —— 2-Methoxy-7-nitro-phenazin 53234-37-0 C13H9N3O3
    2-Methoxy-7-nitro-phenazin
    —— 2-Methoxy-9-nitro-phenazin 53234-39-2 C13H9N3O3
    2-Methoxy-9-nitro-phenazin
    —— 2-<4-Imidazolyl>-phenylsulfat 27263-68-9 C9H8N2O4S
    2-<4-Imidazolyl>-phenylsulfat
    —— 2,4-Dioxo-8-(β-D-ribofuranosyl)pyrido<2,3-d>pyrimidin 36208-03-4 C12H13N3O6
    2,4-Dioxo-8-(β-D-ribofuranosyl)pyrido<2,3-d>pyrimidin
    —— 2,4-Bis-(ethoxycarbonyl)-2,4-dicyan-3,5-diphenyl-1-p-methoxy-phenyl-pyrrolidin 36131-60-9 C31H29N3O5
    2,4-Bis-(ethoxycarbonyl)-2,4-dicyan-3,5-diphenyl-1-p-methoxy-phenyl-pyrrolidin
    —— 2-methyl-9,9'-bifluorenyl 42189-97-9 C27H20
    2-methyl-9,9'-bifluorenyl
    —— 2-hydroxy-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxylic acid 2-diethylaminoethylamide 886895-35-8 C16H22N4O3
    2-hydroxy-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxylic acid 2-diethylaminoethylamide
    —— (2S)-2-[(10,10-dioxo-9H-thioxanthen-9-yl)methoxycarbonylamino]-3-phenylpropanoic acid 123168-07-0 C24H21NO6S
    (2S)-2-[(10,10-dioxo-9H-thioxanthen-9-yl)methoxycarbonylamino]-3-phenylpropanoic acid
    —— (2,3,10,11-tetramethoxy-5,8,13,13a-tetrahydro-6<i>H</i>-isoquino[3,2-<i>a</i>]isoquinolin-1-yl)-carbamic acid ethyl ester 29550-31-0 C24H30N2O6
    (2,3,10,11-tetramethoxy-5,8,13,13a-tetrahydro-6<i>H</i>-isoquino[3,2-<i>a</i>]isoquinolin-1-yl)-carbamic acid ethyl ester
    —— 2-Methylene-succinic acid bis-(2-fluoro-2,2-dinitro-ethyl) ester 25595-90-8 C9H8F2N4O12
    2-Methylene-succinic acid bis-(2-fluoro-2,2-dinitro-ethyl) ester
    —— 2-[cyclohexyl-(1,2-diphenyl-indolizin-3-ylmethyl)-amino]-ethanol 27667-23-8 C29H32N2O
    2-[cyclohexyl-(1,2-diphenyl-indolizin-3-ylmethyl)-amino]-ethanol
    —— 2-<α-(Isopropylcyclohexylamino)-benzyl>-1-indenon 18559-66-5 C25H29NO
    2-<α-(Isopropylcyclohexylamino)-benzyl>-1-indenon
    —— 2-<Methansulfonylamino>-5-chlor-benzophenonimid 18818-23-0 C14H13ClN2O2S
    2-<Methansulfonylamino>-5-chlor-benzophenonimid
    —— 2-(1-Isochinolyl)-3-benzoylmaleinsaeure-dimethylester 21044-64-4 C22H17NO5
    2-(1-Isochinolyl)-3-benzoylmaleinsaeure-dimethylester
    —— 2,3,4,5,7,8,9,10-Octamethylpentacyclo<4.4.0.0<sup>2,4</sup>.0<sup>3,10</sup>.0<sup>5,9</sup>>dec-7-en-1,6-dicarbonsaeure-dimethylester 118949-38-5 C22H30O4
    2,3,4,5,7,8,9,10-Octamethylpentacyclo<4.4.0.0<sup>2,4</sup>.0<sup>3,10</sup>.0<sup>5,9</sup>>dec-7-en-1,6-dicarbonsaeure-dimethylester
    —— 2,2',2'',2'''-((((4-ethynylpyridine-2,6-diyl)bis(1H-pyrazole-1,3-diyl))bis(methylene))bis(azanetriyl))tetraacetic acid 1217182-54-1 C23H23N7O8
    2,2',2'',2'''-((((4-ethynylpyridine-2,6-diyl)bis(1H-pyrazole-1,3-diyl))bis(methylene))bis(azanetriyl))tetraacetic acid
    —— 2'-(benzyloxycarbonyl)benzyl 2,3,5-tri-O-benzoyl-β-D-galactofuranoside 1033706-52-3 C42H36O11
    2'-(benzyloxycarbonyl)benzyl 2,3,5-tri-O-benzoyl-β-D-galactofuranoside
    —— (2S,3Z,6E,8R,9R,10R)-11-(benzyloxy)-2,4,6,8,10-pentamethyl-9-((2-(trimethylsilyl)ethoxy)methoxy)undeca-3,6-dien-1-ol 1380241-39-3 C29H50O4Si
    (2S,3Z,6E,8R,9R,10R)-11-(benzyloxy)-2,4,6,8,10-pentamethyl-9-((2-(trimethylsilyl)ethoxy)methoxy)undeca-3,6-dien-1-ol
    —— 2-(3,3-dicyanopropyl)-2-(1,1-dimethylethyl)benzo[1,3]dioxole 1158981-58-8 C16H18N2O2
    2-(3,3-dicyanopropyl)-2-(1,1-dimethylethyl)benzo[1,3]dioxole
    —— (2R,3S,4R,5R,6S)-3-((2R,3R,4R,5S,6R)-3-Acetylamino-4,5-dihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-4,5-dihydroxy-6-((1R,2S,3R,4R,5R,6R)-2,3,4,5,6-pentahydroxy-cyclohexyloxy)-tetrahydro-pyran-2-carboxylic acid methyl ester 23566-93-0 C21H35NO17
    (2R,3S,4R,5R,6S)-3-((2R,3R,4R,5S,6R)-3-Acetylamino-4,5-dihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-4,5-dihydroxy-6-((1R,2S,3R,4R,5R,6R)-2,3,4,5,6-pentahydroxy-cyclohexyloxy)-tetrahydro-pyran-2-carboxylic acid methyl ester
    —— (2,4-Dinitro-phenyl)-((4aR,6S,7R,8R,8aS)-6-ethoxy-8-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl)-amine 24406-83-5 C22H25N3O9
    (2,4-Dinitro-phenyl)-((4aR,6S,7R,8R,8aS)-6-ethoxy-8-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl)-amine
    —— 2,3-Diphenyl-5,6-diethyl-4(1H)-pyridon 33666-42-1 C21H21NO
    2,3-Diphenyl-5,6-diethyl-4(1H)-pyridon
    —— 2-benzylsulfanyl-3-butyl-6-chloro-3<i>H</i>-quinazolin-4-one 23070-31-7 C19H19ClN2OS
    2-benzylsulfanyl-3-butyl-6-chloro-3<i>H</i>-quinazolin-4-one
    —— 2-Phenyltricyclo<3.2.0.0>heptan-2-ol 38464-84-5 C13H14O
    2-Phenyltricyclo<3.2.0.0>heptan-2-ol
    —— 2-methyl-1-(2-morpholin-4-yl-quinazolin-4-yl)-3-phenyl-isothiourea 41763-81-9 C20H21N5OS
    2-methyl-1-(2-morpholin-4-yl-quinazolin-4-yl)-3-phenyl-isothiourea
    —— (2-acetylamino-6-oxo-1,6-dihydro-pyrimidin-4-yl)-chloro-acetic acid methyl ester 22794-60-1 C9H10ClN3O4
    (2-acetylamino-6-oxo-1,6-dihydro-pyrimidin-4-yl)-chloro-acetic acid methyl ester
    —— 2,3-dibenzyl-5-methyl-quinoxaline 26941-08-2 C23H20N2
    2,3-dibenzyl-5-methyl-quinoxaline
    —— 2,5-Bis-<isonicotinoylamino>-3,5-diamino-1,4-benzochinon 22826-92-2 C18H14N6O4
    2,5-Bis-<isonicotinoylamino>-3,5-diamino-1,4-benzochinon
    —— 2-Brombenzo<5,6>cyclohept<1,2-b>indol-6-on 35150-57-3 C17H10BrNO
    2-Brombenzo<5,6>cyclohept<1,2-b>indol-6-on
    —— 2-ethyl-1-methyl-3-thioxo-2,3-dihydro-imidazo[5,1-<i>a</i>]isoindol-5-one 27419-49-4 C13H12N2OS
    2-ethyl-1-methyl-3-thioxo-2,3-dihydro-imidazo[5,1-<i>a</i>]isoindol-5-one
    —— 2-Sorbamido-5-nitropyridin 22756-93-0 C11H11N3O3
    2-Sorbamido-5-nitropyridin
    —— 2-(4-Methoxy-benzyloxycarbonylamino)-5-(4-nitro-benzyloxycarbonylamino)-pentanoic acid; compound with dicyclohexyl-amine 33906-41-1 C12H23N*C22H25N3O9
    2-(4-Methoxy-benzyloxycarbonylamino)-5-(4-nitro-benzyloxycarbonylamino)-pentanoic acid; compound with dicyclohexyl-amine
    —— 2-<sup>1</sup>5N-Benzoylimino-3-methylbenzothiazolin 35667-08-4 C15H12N2OS
    2-<sup>1</sup>5N-Benzoylimino-3-methylbenzothiazolin
    —— 2-Hydroxy-4,6-bis-ethoxy-pyrimidin 19069-07-9 C8H12N2O3
    2-Hydroxy-4,6-bis-ethoxy-pyrimidin
    —— 2-(3-Methoxy-phenyl)-1,4-dihydro-2H-benzo[d][1,3]oxazine 426216-21-9 C15H15NO2
    2-(3-Methoxy-phenyl)-1,4-dihydro-2H-benzo[d][1,3]oxazine
    —— 2-[3-(4-chlorophenyl)-5-oxo-4-(3,3,3-trifluoropropyl)-4,5-dihydro-1H-1,2,4-triazol-1-yl]-N-{1-(2,3-dichlorophenyl)-2-[(ethylcarbamoyl)amino]ethyl}acetamide 1245621-23-1 C24H24Cl3F3N6O3
    2-[3-(4-chlorophenyl)-5-oxo-4-(3,3,3-trifluoropropyl)-4,5-dihydro-1H-1,2,4-triazol-1-yl]-N-{1-(2,3-dichlorophenyl)-2-[(ethylcarbamoyl)amino]ethyl}acetamide
    —— 2,5-bis[Co2(CO)6(μ-η2:η2-C(C4H9)C)]thiophene 277301-68-5 C28H20Co4O12S
    2,5-bis[Co2(CO)6(μ-η2:η2-C(C4H9)C)]thiophene