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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-methoxycarbonylpent-4-enyl(trimethyl)azanium;iodide 78804-65-6 C10H20NO2*I
    2-methoxycarbonylpent-4-enyl(trimethyl)azanium;iodide
    —— 2,3-Dimethyl-4-(2,3,4-trimethoxyphenyl)pyridin 10354-15-1 C16H19NO3
    2,3-Dimethyl-4-(2,3,4-trimethoxyphenyl)pyridin
    —— 2(R)-1-[4-(4-(Imidazol-2-yl)phenoxy)benzenesulfonyl]-N-hydroxy-piperidine-2-carboxamide 215921-26-9 C21H22N4O5S
    2(R)-1-[4-(4-(Imidazol-2-yl)phenoxy)benzenesulfonyl]-N-hydroxy-piperidine-2-carboxamide
    —— 2,4-Dibrom-phenylazochloressigsaeure 122446-99-5 C8H5Br2ClN2O2
    2,4-Dibrom-phenylazochloressigsaeure
    —— (2-Allyl-3,4,6-trichloro-phenoxy)-acetic acid ethyl ester 92027-84-4 C13H13Cl3O3
    (2-Allyl-3,4,6-trichloro-phenoxy)-acetic acid ethyl ester
    —— <2-Aethoxy-cyclohexen-(1)-yl-(1)>-phosphonsaeuredichlorid 90090-19-0 C8H13Cl2O2P
    <2-Aethoxy-cyclohexen-(1)-yl-(1)>-phosphonsaeuredichlorid
    —— <2-(4-Brom-anilino)-2-phenyl-aethyl>-biphenylyl-(4)-keton 96069-63-5 C27H22BrNO
    <2-(4-Brom-anilino)-2-phenyl-aethyl>-biphenylyl-(4)-keton
    —— 2-Hydroximino-3-<3-methyl-chinoxalyl-(2)>-propionsaeure-hydrazid 17509-29-4 C12H13N5O2
    2-Hydroximino-3-<3-methyl-chinoxalyl-(2)>-propionsaeure-hydrazid
    —— 2-(4-Brom-phenyl)-1,2,3-triazol-4-carbonsaeureamid 90484-44-9 C9H7BrN4O
    2-(4-Brom-phenyl)-1,2,3-triazol-4-carbonsaeureamid
    —— 2-Methyl-3-<4-(N-o-tolylsulfamoyl)-phenyl>-6-methyl-chinazol-4-on 101298-25-3 C23H21N3O3S
    2-Methyl-3-<4-(N-o-tolylsulfamoyl)-phenyl>-6-methyl-chinazol-4-on
    —— 2-<3-Hydroxy-butyl>-5-<1.1-dimethyl-3-oxo-butyl>-furan 92372-31-1 C14H22O3
    2-<3-Hydroxy-butyl>-5-<1.1-dimethyl-3-oxo-butyl>-furan
    —— 2-Heptyloxymethoxymethyl-furan 91976-08-8 C13H22O3
    2-Heptyloxymethoxymethyl-furan
    —— 2-Methyl-1-ethyl-1,4,5,6-tetrahydro-cyclopenta<b>pyrrol 94647-16-2 C10H15N
    2-Methyl-1-ethyl-1,4,5,6-tetrahydro-cyclopenta<b>pyrrol
    —— 2,4,6-Tris<(p-tetradecyloxycarbonyl)phenyl>-s-triazin 107421-35-2 C66H99N3O6
    2,4,6-Tris<(p-tetradecyloxycarbonyl)phenyl>-s-triazin
    —— 2-(4-methoxyphenyl)-1-(2-(phenylamino)phenyl)-ethanone 1417901-36-0 C21H19NO2
    2-(4-methoxyphenyl)-1-(2-(phenylamino)phenyl)-ethanone
    —— 2'-Hydroxy-2-benzoyl-3-phenyl-o-chloroacrylphenone 65485-55-4 C22H15ClO3
    2'-Hydroxy-2-benzoyl-3-phenyl-o-chloroacrylphenone
    —— (2S,3R)-3-isopropyl-4-oxoazetidine-2-carboxylic acid 1100077-33-5 C7H11NO3
    (2S,3R)-3-isopropyl-4-oxoazetidine-2-carboxylic acid
    —— 2-[(2-iodoethyl)-3-(7-tert-butoxy-9,9-dimethyl-7-oxido-6,8-dioxa-2-aza-7-phosphahex-1-anoyl)-2,4-dinitroanilino]ethyl methanesulfonate 851627-77-5 C23H38IN4O12PS
    2-[(2-iodoethyl)-3-(7-tert-butoxy-9,9-dimethyl-7-oxido-6,8-dioxa-2-aza-7-phosphahex-1-anoyl)-2,4-dinitroanilino]ethyl methanesulfonate
    —— 2-[(4-methanesulfonyl-phenyl)-methanesulfinyl]-1-methyl-1<i>H</i>-imidazole 40517-46-2 C12H14N2O3S2
    2-[(4-methanesulfonyl-phenyl)-methanesulfinyl]-1-methyl-1<i>H</i>-imidazole
    —— (2R)-2-amino-3-phenyl-N-[(1R)-1-phenylpropyl]propanamide;hydrochloride 473735-44-3 C18H22N2O*ClH
    (2R)-2-amino-3-phenyl-N-[(1R)-1-phenylpropyl]propanamide;hydrochloride
    —— 2-{4-[2-ethyl-5-(1-hydroxyethyl)-1H-benzimidazol-1-yl]phenyl}ethyl (4-methylphenyl)sulfonylcarbamate p-toluenesulfonate 415907-30-1 C7H8O3S*C27H29N3O5S
    2-{4-[2-ethyl-5-(1-hydroxyethyl)-1H-benzimidazol-1-yl]phenyl}ethyl (4-methylphenyl)sulfonylcarbamate p-toluenesulfonate
    —— <2-phenylalanine,7-sarcosine>argine-vasopressin 98525-39-4 C44H65N15O11S2
    <2-phenylalanine,7-sarcosine>argine-vasopressin
    —— 2S-[[(N-benzylamino)acetyl]amino]-N-[2R-hydroxy-3-[[phenylsulfonyl](2-methylpropyl)amino]-1S-(phenylmethyl)propyl]-3-methyl-butanamide 183557-74-6 C34H46N4O5S
    2S-[[(N-benzylamino)acetyl]amino]-N-[2R-hydroxy-3-[[phenylsulfonyl](2-methylpropyl)amino]-1S-(phenylmethyl)propyl]-3-methyl-butanamide
    —— 2-(1H-1,2,3-benzotriazol-1-ylmethoxy)benzonitrile 876946-39-3 C14H10N4O
    2-(1H-1,2,3-benzotriazol-1-ylmethoxy)benzonitrile
    —— (2R)-N-(1-phenylpiperidin-4-yl)-2-t-butoxycarbonylamino-3-cyclohexyl-methylthiopropanamide 219625-18-0 C26H41N3O3S
    (2R)-N-(1-phenylpiperidin-4-yl)-2-t-butoxycarbonylamino-3-cyclohexyl-methylthiopropanamide
    —— (2S,3S,4S,6R,7S,8R)-1-azatetracyclo[5.2.1.02,6.04,8]decan-3-ol 84904-31-4 C9H13NO
    (2S,3S,4S,6R,7S,8R)-1-azatetracyclo[5.2.1.02,6.04,8]decan-3-ol
    —— 2-(5-bromo-2-chloro-phenyl)-5-methyl-benzoimidazole-1-carboxylic acid tert-butyl ester 1258281-68-3 C19H18BrClN2O2
    2-(5-bromo-2-chloro-phenyl)-5-methyl-benzoimidazole-1-carboxylic acid tert-butyl ester
    —— 2-amino-4-methoxy-6-(1,2-dihydroxypropyl)pteridine 847832-32-0 C10H13N5O3
    2-amino-4-methoxy-6-(1,2-dihydroxypropyl)pteridine
    —— 2-(6-dimethylaminopyridin-3-yl)-9,10-dihydro-8H-3,8,10-triazapentaleno[2,1-a]naphthalen-7-one 1010103-92-0 C20H17N5O
    2-(6-dimethylaminopyridin-3-yl)-9,10-dihydro-8H-3,8,10-triazapentaleno[2,1-a]naphthalen-7-one
    —— 2-[1-(2,4-difluoro-phenyl)-3,4-dihydro-1H-pyrrolo[1,2-a]pyrazin-2-yl]-N-furan-2-ylmethyl-acetamide 1020655-68-8 C20H19F2N3O2
    2-[1-(2,4-difluoro-phenyl)-3,4-dihydro-1H-pyrrolo[1,2-a]pyrazin-2-yl]-N-furan-2-ylmethyl-acetamide
    —— 2-methylpropyl 4-formylbenzoate 84832-83-7 C12H14O3
    2-methylpropyl 4-formylbenzoate
    —— 2-(phenylthio)-2-butene 16336-52-0 C10H12S
    2-(phenylthio)-2-butene
    —— (2-sec-Butyl-phenoxycarbonylmethyl)-triphenyl-phosphonium; bromide 110699-74-6 Br*C30H30O2P
    (2-sec-Butyl-phenoxycarbonylmethyl)-triphenyl-phosphonium; bromide
    —— 2-Chlor-7-phenylsulfon-phenazin 93657-48-8 C18H11ClN2O2S
    2-Chlor-7-phenylsulfon-phenazin
    —— 2.3.4-Triphenyl-5-<4-(2-hydroxy-3-anilinocarbonyl-naphthalin-(1)-azo)-phenyl>-thiophen-S.S-dioxyd 107421-07-8 C45H31N3O4S
    2.3.4-Triphenyl-5-<4-(2-hydroxy-3-anilinocarbonyl-naphthalin-(1)-azo)-phenyl>-thiophen-S.S-dioxyd
    —— 2-<4-(4-Chlor-phenoxy)-phenyl>-chinoxalin 1240-67-1 C20H13ClN2O
    2-<4-(4-Chlor-phenoxy)-phenyl>-chinoxalin
    —— 2-Acetyl-5-nitro-1,2-benzisothiazolon 4899-34-7 C9H6N2O4S
    2-Acetyl-5-nitro-1,2-benzisothiazolon
    —— 2-Ethyl-<β-(2,4-dimethylpyrid-6-yl)-ethyl>-imidazol 101116-35-2 C14H19N3
    2-Ethyl-<β-(2,4-dimethylpyrid-6-yl)-ethyl>-imidazol
    —— 2-Valeryl-9-(2-brom-propionyl)-carbazol 94548-94-4 C20H20BrNO2
    2-Valeryl-9-(2-brom-propionyl)-carbazol
    —— 2-Tetraacetylglucosylmercapto-3,5-dinitro-pyridin 107038-93-7 C19H21N3O13S
    2-Tetraacetylglucosylmercapto-3,5-dinitro-pyridin
    —— 2.2'-Diphensaeure-di-sec-butylester 79005-62-2 C22H26O4
    2.2'-Diphensaeure-di-sec-butylester
    —— 2,2,5-Trimethyl-5-<α-hydroxy-isopropyl>-tetrahydrofuranon-(3) 91006-97-2 C10H18O3
    2,2,5-Trimethyl-5-<α-hydroxy-isopropyl>-tetrahydrofuranon-(3)
    —— 2-Methylmercapto-pyrimidin-aldehyd-4-diaethylacetal 1822-16-8 C10H16N2O2S
    2-Methylmercapto-pyrimidin-aldehyd-4-diaethylacetal
    —— 2-Methyl-3,5-diphenyl-5-acetyl-dihydro-pyran 95486-70-7 C20H20O2
    2-Methyl-3,5-diphenyl-5-acetyl-dihydro-pyran
    —— 2ξ,3ξ-Dibrom-6,7-dimethyl-4-oxa-bicyclo<3.2.0>heptan-dicarbonsaeure-(6,7)-anhydrid 90798-62-2 C10H10Br2O4
    2ξ,3ξ-Dibrom-6,7-dimethyl-4-oxa-bicyclo<3.2.0>heptan-dicarbonsaeure-(6,7)-anhydrid
    —— 2-Chloro-1-(3-nitro-phenyl)-2-nitroso-ethanone 89892-63-7 C8H5ClN2O4
    2-Chloro-1-(3-nitro-phenyl)-2-nitroso-ethanone
    —— 2-(4-Chlor-phenyl)-5-methyl-imidazo<1,2-b>pyridazin-6<5H>-on 1845-06-3 C13H10ClN3O
    2-(4-Chlor-phenyl)-5-methyl-imidazo<1,2-b>pyridazin-6<5H>-on
    —— 2-<3-Chlor-1-isochinolylamino>-benzoesaeure-<2-chlor-anilid> 983-94-8 C22H15Cl2N3O
    2-<3-Chlor-1-isochinolylamino>-benzoesaeure-<2-chlor-anilid>
    —— 2-Benzyl-5-phenyl-4-oxazol-carbonsaeurehydrazid 93332-22-0 C17H15N3O2
    2-Benzyl-5-phenyl-4-oxazol-carbonsaeurehydrazid
    —— 2-tert-butyl 3-methyl (1S,3S,4S,6R,7R)-7-fluoro-6-hydroxy-2-azabicyclo[2.2.1]heptane-2,3-dicarboxylate 851389-52-1 C13H20FNO5
    2-tert-butyl 3-methyl (1S,3S,4S,6R,7R)-7-fluoro-6-hydroxy-2-azabicyclo[2.2.1]heptane-2,3-dicarboxylate