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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Nitro-3-methoxy-chromon 37957-40-7 C10H7NO5
    2-Nitro-3-methoxy-chromon
    —— 2-Amino-3-phenylsulfoxy-chromon 38198-27-5 C15H11NO5S
    2-Amino-3-phenylsulfoxy-chromon
    —— 2-<2-Methoxycarbonyl-cyclopenten-(2)-yl-(1)>-propionsaeure-ethylester 27334-70-9 C11H16O4
    2-<2-Methoxycarbonyl-cyclopenten-(2)-yl-(1)>-propionsaeure-ethylester
    —— 2',10'-diphenyl-13,13a-dihydro-7<i>H</i>-spiro[cyclopropane-1,5'-(7,13-etheno-[1,2,4]triazolo[1,2-<i>a</i>][1,2,4]triazolo[1',2':1,2]pyridazino[4,5-<i>c</i>]pyridazine)]-1,3,9,11-tetraone 37810-83-6 C26H20N6O4
    2',10'-diphenyl-13,13a-dihydro-7<i>H</i>-spiro[cyclopropane-1,5'-(7,13-etheno-[1,2,4]triazolo[1,2-<i>a</i>][1,2,4]triazolo[1',2':1,2]pyridazino[4,5-<i>c</i>]pyridazine)]-1,3,9,11-tetraone
    —— 2-Chloro-N-[1-(3,4-dichlorophenyl)ethyl]-N-methylacetamide 40023-13-0 C11H12Cl3NO
    2-Chloro-N-[1-(3,4-dichlorophenyl)ethyl]-N-methylacetamide
    —— (2-Benzalimino-1-phenylethyl)-diphenylphosphin 49749-95-3 C27H24NP
    (2-Benzalimino-1-phenylethyl)-diphenylphosphin
    —— 2-Oxo-3(α-aminoethyliden)-5,6,7-trimethoxycoumaran 35033-06-8 C13H15NO5
    2-Oxo-3(α-aminoethyliden)-5,6,7-trimethoxycoumaran
    —— 2-Piperidinoanilinomalondiethylester 28448-33-1 C18H26N2O4
    2-Piperidinoanilinomalondiethylester
    —— (2-Oxo-1-p-tolyl-2,3,4,5,6,7-hexahydro-1H-indol-3-yl)-acetic acid 23690-67-7 C17H19NO3
    (2-Oxo-1-p-tolyl-2,3,4,5,6,7-hexahydro-1H-indol-3-yl)-acetic acid
    —— 2-(2-Chlor-6-nitro-benzoyl)-1,3-diphenyl-tetrahydroimidazol 27993-67-5 C22H18ClN3O3
    2-(2-Chlor-6-nitro-benzoyl)-1,3-diphenyl-tetrahydroimidazol
    —— 2-(2,4-Dichlorphenoxy)-3-methylpyridin 28373-40-2 C12H9Cl2NO
    2-(2,4-Dichlorphenoxy)-3-methylpyridin
    —— 2,3,5-trimethyl-4,5-diphenylcyclopenta-1,3-dien-1-yl pivalate 1373825-98-9 C25H28O2
    2,3,5-trimethyl-4,5-diphenylcyclopenta-1,3-dien-1-yl pivalate
    —— 2-methyl-7-phenyl-[1,2]diazepane-1-carboxylic acid ethyl ester 29953-90-0 C15H22N2O2
    2-methyl-7-phenyl-[1,2]diazepane-1-carboxylic acid ethyl ester
    —— 2-[2-(2-Benzyloxycarbonylamino-3-phenyl-propionylamino)-3-methyl-butyrylamino]-3-phenyl-propionic acid tert-butyl ester 29041-66-5 C35H43N3O6
    2-[2-(2-Benzyloxycarbonylamino-3-phenyl-propionylamino)-3-methyl-butyrylamino]-3-phenyl-propionic acid tert-butyl ester
    —— 2-Hydroxy-5-isopropoxycarbonyl-benzoesaeure-3-pyridylmethylester 24234-34-2 C17H17NO5
    2-Hydroxy-5-isopropoxycarbonyl-benzoesaeure-3-pyridylmethylester
    —— 2-butyl-4-morpholin-4-yl-thieno[3,2-d]pyrimidine 1611471-38-5 C14H19N3OS
    2-butyl-4-morpholin-4-yl-thieno[3,2-d]pyrimidine
    —— (2R,3S,4R)-2-amino-4-(N-(((tert)-butyloxy)carbonyl)-amino)-3-hydroxy-5-(1-naphthyl)-1-phenylpentane acetonide 148472-72-4 C29H36N2O3
    (2R,3S,4R)-2-amino-4-(N-(((tert)-butyloxy)carbonyl)-amino)-3-hydroxy-5-(1-naphthyl)-1-phenylpentane acetonide
    —— 2-Benzyl-7-methoxy-2,3,4,5-tetrahydro-benz<c>azepin-1-on 31722-22-2 C18H19NO2
    2-Benzyl-7-methoxy-2,3,4,5-tetrahydro-benz<c>azepin-1-on
    —— 2-methyl-5-phenyl-furan-3-carbothioic acid <i>O</i>-methyl ester 29113-72-2 C13H12O2S
    2-methyl-5-phenyl-furan-3-carbothioic acid <i>O</i>-methyl ester
    —— (2Z,4E)-5-[5-((1E,3Z)-5-Hydroxy-2,4-dimethyl-penta-1,3-dienyl)-furan-2-yl]-2,4-dimethyl-penta-2,4-dien-1-ol 27507-33-1 C18H24O3
    (2Z,4E)-5-[5-((1E,3Z)-5-Hydroxy-2,4-dimethyl-penta-1,3-dienyl)-furan-2-yl]-2,4-dimethyl-penta-2,4-dien-1-ol
    —— 2-Octan-sulfonylglycerin 35396-28-2 C11H24O5S
    2-Octan-sulfonylglycerin
    —— 2,4-Dioxo-1-piperidinomethyl-3,3-diethyl-tetrahydropyridin 23192-95-2 C15H24N2O2
    2,4-Dioxo-1-piperidinomethyl-3,3-diethyl-tetrahydropyridin
    —— 2-(N-ethyl-4-methyl-2-nitroanilino)-N,N-dimethylbenzamide 880880-04-6 C18H21N3O3
    2-(N-ethyl-4-methyl-2-nitroanilino)-N,N-dimethylbenzamide
    —— 2',3',5'-tri-O-acetyl-2-[3-(2-methoxyphenyl)aminocarbonyltriazene-1-yl]adenosine 527684-71-5 C24H27N9O9
    2',3',5'-tri-O-acetyl-2-[3-(2-methoxyphenyl)aminocarbonyltriazene-1-yl]adenosine
    —— 2-acetic acid nopinone oxime methyl ether 1071433-50-5 C12H19NO3
    2-acetic acid nopinone oxime methyl ether
    —— (2S,3S,4R,5S)-tert-btyl 3,4-bis(benzyloxy)-2-(benzyloxymethyl)-5-(hydroxymethyl)pyrrolidine-1-carboxylate 1454797-37-5 C32H39NO6
    (2S,3S,4R,5S)-tert-btyl 3,4-bis(benzyloxy)-2-(benzyloxymethyl)-5-(hydroxymethyl)pyrrolidine-1-carboxylate
    —— (2R)-N-amino-N-benzyl-2-t-butoxycarbonylamino-3-cyclohexylmethylthiopropanamide 253306-30-8 C22H35N3O3S
    (2R)-N-amino-N-benzyl-2-t-butoxycarbonylamino-3-cyclohexylmethylthiopropanamide
    —— (2R)-2-{4-[1-(4-cyclohexylphenylmethyl)-5-methyl-1H-pyrrol-2-yl]phenoxy}-3-phenylpropanoic acid 376640-23-2 C33H35NO3
    (2R)-2-{4-[1-(4-cyclohexylphenylmethyl)-5-methyl-1H-pyrrol-2-yl]phenoxy}-3-phenylpropanoic acid
    —— 2-Hexyn-1-one,1-[5-fluoro-2-(phenylmethoxy)phenyl]-6-[(tetrahydro-2H-pyran-2-yl)oxy]- 906355-43-9 C24H25FO4
    2-Hexyn-1-one,1-[5-fluoro-2-(phenylmethoxy)phenyl]-6-[(tetrahydro-2H-pyran-2-yl)oxy]-
    —— (2E,7Z,5S,6S)-6-(t-butyldimethylsilyloxy)-8-iodo-5-methylocta-2,7-dienoic acid methyl ester 714966-45-7 C16H29IO3Si
    (2E,7Z,5S,6S)-6-(t-butyldimethylsilyloxy)-8-iodo-5-methylocta-2,7-dienoic acid methyl ester
    —— [(2R,3S)-4,4-Difluoro-2,3-dihydroxy-5-(2-methoxy-ethoxymethoxy)-hex-5-enyl]-carbamic acid benzyl ester 853730-27-5 C18H25F2NO7
    [(2R,3S)-4,4-Difluoro-2,3-dihydroxy-5-(2-methoxy-ethoxymethoxy)-hex-5-enyl]-carbamic acid benzyl ester
    —— 2,6-diethyl-6-methyl-pyrazolo[1,2-<i>a</i>][1,2,4]triazole-1,3,5,7-tetraone 28996-64-7 C10H13N3O4
    2,6-diethyl-6-methyl-pyrazolo[1,2-<i>a</i>][1,2,4]triazole-1,3,5,7-tetraone
    —— 2-Chloro-N-(2,5-dichloro-4-fluoro-phenyl)-acetamide 23554-67-8 C8H5Cl3FNO
    2-Chloro-N-(2,5-dichloro-4-fluoro-phenyl)-acetamide
    —— 2,6,6-trimethyl-pyrazolo[1,2-<i>a</i>][1,2,4]triazole-1,3,5,7-tetraone 28996-62-5 C8H9N3O4
    2,6,6-trimethyl-pyrazolo[1,2-<i>a</i>][1,2,4]triazole-1,3,5,7-tetraone
    —— <2-Methyl-indolyl-(3)>-<1,3-dimethyl-indolyl-(2)>-methoxycarbonyl-methan 22813-71-4 C22H22N2O2
    <2-Methyl-indolyl-(3)>-<1,3-dimethyl-indolyl-(2)>-methoxycarbonyl-methan
    —— 2-Iodo-N-(4-methyl-9,10,10-trioxo-9,10-dihydro-10λ<sup>6</sup>-thioxanthen-1-yl)-acetamide 37535-15-2 C16H12INO4S
    2-Iodo-N-(4-methyl-9,10,10-trioxo-9,10-dihydro-10λ<sup>6</sup>-thioxanthen-1-yl)-acetamide
    —— 2,5,2',5'-tetraphenyl-1,2,2',4'-tetrahydro-4,4'-(1-methyl-prop-1-en-1-yl-3-ylidene)-bis-pyrazol-3-one 27908-93-6 C34H26N4O2
    2,5,2',5'-tetraphenyl-1,2,2',4'-tetrahydro-4,4'-(1-methyl-prop-1-en-1-yl-3-ylidene)-bis-pyrazol-3-one
    —— 2,4,5,6,7,8,9-heptaphenyl-3a,4,9,9a-tetrahydro-4,9-epioxido-benzo[<i>f</i>]isoindole-1,3-dione 38652-37-8 C54H37NO3
    2,4,5,6,7,8,9-heptaphenyl-3a,4,9,9a-tetrahydro-4,9-epioxido-benzo[<i>f</i>]isoindole-1,3-dione
    —— [2-(4-methoxy-phenyl)-8-methyl-quinolin-4-yl]-<i>o</i>-tolyl-amine 30405-24-4 C24H22N2O
    [2-(4-methoxy-phenyl)-8-methyl-quinolin-4-yl]-<i>o</i>-tolyl-amine
    —— 2-(2-chloro-phenyl)-8-[4-(4-fluoro-phenyl)-4-oxo-butyl]-1-oxa-3,8-diaza-spiro[4.5]decan-4-one 27810-32-8 C23H24ClFN2O3
    2-(2-chloro-phenyl)-8-[4-(4-fluoro-phenyl)-4-oxo-butyl]-1-oxa-3,8-diaza-spiro[4.5]decan-4-one
    —— 2-(morpholin-4-yl)-5-(trifluoromethyl)phenyl isocyanate 1147504-83-3 C12H11F3N2O2
    2-(morpholin-4-yl)-5-(trifluoromethyl)phenyl isocyanate
    —— 2,4,6-triiodo-5-(2-{10-[1,4,7-tris-(benzyloxycarbonyl)-1,4,7,10-tetraazacyclododecanyl]}-propionyl)aminoisophthalic acid N,N-bis-(3-aza-5-methyl-4-oxopentane-1,5-diyl-{10-[1,4,7-tris-(benzyloxycarbonyl)-1,4,7,10-tetraazacyclododecanyl]})amide 869339-40-2 C117H136I3N17O23
    2,4,6-triiodo-5-(2-{10-[1,4,7-tris-(benzyloxycarbonyl)-1,4,7,10-tetraazacyclododecanyl]}-propionyl)aminoisophthalic acid N,N-bis-(3-aza-5-methyl-4-oxopentane-1,5-diyl-{10-[1,4,7-tris-(benzyloxycarbonyl)-1,4,7,10-tetraazacyclododecanyl]})amide
    —— 2-allyl-2,6-di-t-butylcyclohex-5-ene-1,4-dione 50998-60-2 C17H26O2
    2-allyl-2,6-di-t-butylcyclohex-5-ene-1,4-dione
    —— 2-hydroxy-benzaldehyde (5-butyl-4-oxo-thiazolidin-2-ylidene)-hydrazone 100720-15-8 C14H17N3O2S
    2-hydroxy-benzaldehyde (5-butyl-4-oxo-thiazolidin-2-ylidene)-hydrazone
    —— 2,4-di-tert-amyl-6-iodophenol 566913-64-2 C16H25IO
    2,4-di-tert-amyl-6-iodophenol
    —— (2-Methyl-4-oxo-4H-quinazolin-3-ylmethyl)-carbamic acid 2-piperidin-1-yl-ethyl ester 29327-27-3 C18H24N4O3
    (2-Methyl-4-oxo-4H-quinazolin-3-ylmethyl)-carbamic acid 2-piperidin-1-yl-ethyl ester
    —— 2-Methoxy-5p-nitrophenylpyrimidin 27956-13-4 C11H9N3O3
    2-Methoxy-5p-nitrophenylpyrimidin
    —— 2-[5-(4-Methoxy-phenyl)-furan-2-ylmethylene]-indan-1,3-dione 36376-38-2 C21H14O4
    2-[5-(4-Methoxy-phenyl)-furan-2-ylmethylene]-indan-1,3-dione
    —— 28-Hydroxy-11α,12α-epoxy-taxaxerol 19603-55-5 C30H48O3
    28-Hydroxy-11α,12α-epoxy-taxaxerol
    —— 2-(p-Nitrobenzolsulfonyloxy)-azobenzol 34147-80-3 C18H13N3O5S
    2-(p-Nitrobenzolsulfonyloxy)-azobenzol