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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,2',4',6-Tetramethoxy-5-d-4,5'-bipyrimidin 56686-18-1 C12H14N4O4
    2,2',4',6-Tetramethoxy-5-d-4,5'-bipyrimidin
    —— 2-Chloro-4-trifluoromethyl-pyrimidine-5-carboxylic acid (3-trifluoromethyl-phenyl)-amide 154563-51-6 C13H6ClF6N3O
    2-Chloro-4-trifluoromethyl-pyrimidine-5-carboxylic acid (3-trifluoromethyl-phenyl)-amide
    —— 2-amino-3-bromo-7-methoxy-quinolin-4-ol 98946-78-2 C10H9BrN2O2
    2-amino-3-bromo-7-methoxy-quinolin-4-ol
    —— 2-Methyl-3-(2-butoxy-5-pyridyl)-4-chinazolon 20091-83-2 C18H19N3O2
    2-Methyl-3-(2-butoxy-5-pyridyl)-4-chinazolon
    —— 2-(3-Chlor-4-hydroxy-benzolsulfonyl)-5-nitro-pyridin 91058-82-1 C11H7ClN2O5S
    2-(3-Chlor-4-hydroxy-benzolsulfonyl)-5-nitro-pyridin
    —— 2-Amino-5-<2-phthalimino-aethyl>-1.3.4-thiadiazin 107516-52-9 C13H12N4O2S
    2-Amino-5-<2-phthalimino-aethyl>-1.3.4-thiadiazin
    —— 22-Acetoxy-21-eicosyl-tritetracontan-20-on 106481-88-3 C65H128O3
    22-Acetoxy-21-eicosyl-tritetracontan-20-on
    —— 2-(2-Ethyl-butyrylamino)-4,5-dichlor-benzolsulfonamid 92167-97-0 C12H16Cl2N2O3S
    2-(2-Ethyl-butyrylamino)-4,5-dichlor-benzolsulfonamid
    —— 2-<3-Chlor-salicylidenamino>-thiazol 90767-38-7 C10H7ClN2OS
    2-<3-Chlor-salicylidenamino>-thiazol
    —— 2-Propionylmethyl-6-pivaloylmethyl-pyrazin 98073-70-2 C14H20N2O2
    2-Propionylmethyl-6-pivaloylmethyl-pyrazin
    —— 2-Oxo-cyclooctan-1-carbonsaeure-<2>naphthylamid 21923-57-9 C19H21NO2
    2-Oxo-cyclooctan-1-carbonsaeure-<2>naphthylamid
    —— 2-[[2-[4-[[2-(carboxymethylamino)-2-oxoethyl]-[(2S,3S,4S,5R,6R)-3,5-dihydroxy-6-prop-2-enoxy-4-[(2R,3S,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxane-2-carbonyl]amino]anilino]acetyl]amino]acetic acid 1202647-01-5 C29H40N4O17
    2-[[2-[4-[[2-(carboxymethylamino)-2-oxoethyl]-[(2S,3S,4S,5R,6R)-3,5-dihydroxy-6-prop-2-enoxy-4-[(2R,3S,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxane-2-carbonyl]amino]anilino]acetyl]amino]acetic acid
    —— 2-Iod-phenylazo-chlor-essigsaeure 15326-82-6 C8H6ClIN2O2
    2-Iod-phenylazo-chlor-essigsaeure
    —— 2-Carboxy-4-<pyridyl-(3)-methylamino>-7-chlor-1,2,3,4-tetrahydro-5H-1,4-benzodiazepin-5-on 19050-88-5 C16H15ClN4O3
    2-Carboxy-4-<pyridyl-(3)-methylamino>-7-chlor-1,2,3,4-tetrahydro-5H-1,4-benzodiazepin-5-on
    —— (2,6-Dinitro-phenyl)-(3-methoxy-phenyl)-amine 13744-83-7 C13H11N3O5
    (2,6-Dinitro-phenyl)-(3-methoxy-phenyl)-amine
    —— 2-Chlor-4-(2-chlor-4-nitrophenylazo)-phenol 91268-34-7 C12H7Cl2N3O3
    2-Chlor-4-(2-chlor-4-nitrophenylazo)-phenol
    —— 2'-Carboxy-2,4-dihydroxy-benzophenon-nicotinylhydrazon 95425-28-8 C20H15N3O5
    2'-Carboxy-2,4-dihydroxy-benzophenon-nicotinylhydrazon
    —— 2-Methyl-N<sup>6</sup>-ethyl-adenosin 16526-80-0 C13H19N5O4
    2-Methyl-N<sup>6</sup>-ethyl-adenosin
    —— 2,6-diazido-9-β-D-ribofuranosylpurine 153601-93-5 C10H10N10O4
    2,6-diazido-9-β-D-ribofuranosylpurine
    —— 2,4-dichloro-6-(1-ethyl-propoxy)-[1,3,5]triazine 27223-27-4 C8H11Cl2N3O
    2,4-dichloro-6-(1-ethyl-propoxy)-[1,3,5]triazine
    —— 2-{1-[4-(5,5-dimethyl-5,6,7,8-tetrahydronaphthalen-2-yl)-thiazol-2-yl]piperidin-4-ylamino}ethanol formate 1314084-76-8 CH2O2*C22H31N3OS
    2-{1-[4-(5,5-dimethyl-5,6,7,8-tetrahydronaphthalen-2-yl)-thiazol-2-yl]piperidin-4-ylamino}ethanol formate
    —— 2,5',6'-Trimethoxy-biphenyl-3,5,3'-tricarboxylic acid 26560-99-6 C18H16O9
    2,5',6'-Trimethoxy-biphenyl-3,5,3'-tricarboxylic acid
    —— 2-[1-(4-methylsulfanyl)naphthylmethylene]indane-1,3-dione 1218787-49-5 C21H14O2S
    2-[1-(4-methylsulfanyl)naphthylmethylene]indane-1,3-dione
    —— 2,8,14-Trioxa-5,11-dithiapentadecan 54595-66-3 C10H22O3S2
    2,8,14-Trioxa-5,11-dithiapentadecan
    —— 2-hydroxy-N-methyl-N-phenyl-2,3-dihydro-1H-indanone-2-carboxamide 1628759-27-2 C17H15NO3
    2-hydroxy-N-methyl-N-phenyl-2,3-dihydro-1H-indanone-2-carboxamide
    —— (2Z,4Z)-3-(2-Acetoxy-ethyl)-hexa-2,4-dienedioic acid dimethyl ester 100699-23-8 C12H16O6
    (2Z,4Z)-3-(2-Acetoxy-ethyl)-hexa-2,4-dienedioic acid dimethyl ester
    —— 2,2'-dimethyl-5,6,5',6'-tetrahydro-4<i>H</i>,4'<i>H</i>-6,6'-((1<i>Z</i>,6<i>Z</i>)-2,5-diaza-hexane-1,6-diylidene)-bis-benzothiazol-7-one 53735-12-9 C20H22N4O2S2
    2,2'-dimethyl-5,6,5',6'-tetrahydro-4<i>H</i>,4'<i>H</i>-6,6'-((1<i>Z</i>,6<i>Z</i>)-2,5-diaza-hexane-1,6-diylidene)-bis-benzothiazol-7-one
    —— 2-(3,4-Difluorophenoxy)tetrahydro-2H-pyran 1161838-15-8 C11H12F2O2
    2-(3,4-Difluorophenoxy)tetrahydro-2H-pyran
    —— 2-(4-{[{[2-(3-fluorophenyl)-5-methyl-1,3-oxazol-4-yl]-methyl}(furan-2-ylmethyl) amino] methyl}-2,6-dimethylphenoxy)-2-methylpropanoic acid 1593269-78-3 C29H31FN2O5
    2-(4-{[{[2-(3-fluorophenyl)-5-methyl-1,3-oxazol-4-yl]-methyl}(furan-2-ylmethyl) amino] methyl}-2,6-dimethylphenoxy)-2-methylpropanoic acid
    —— 2-fluoro-3-(hex-5-yn-1-yloxy)pyridine 1174914-26-1 C11H12FNO
    2-fluoro-3-(hex-5-yn-1-yloxy)pyridine
    —— 2-(tert-butoxy)-2-(5-methyl-2-phenyl-7-(o-tolyl)pyrazolo[1,5-a]pyrimidin-6-yl)acetic acid 1364588-59-9 C26H27N3O3
    2-(tert-butoxy)-2-(5-methyl-2-phenyl-7-(o-tolyl)pyrazolo[1,5-a]pyrimidin-6-yl)acetic acid
    —— (2-Phenoxy-phenyl)-tribenzyl-silan 18790-71-1 C33H30OSi
    (2-Phenoxy-phenyl)-tribenzyl-silan
    —— 2-cyclohexylcarbamoylcyclohex-2-enecarboxylic acid methyl ester 516490-79-2 C15H23NO3
    2-cyclohexylcarbamoylcyclohex-2-enecarboxylic acid methyl ester
    —— 2,4-Diphenyl-5-<pyridyl-(2)>-piperidin-thiocarbanilid 121655-58-1 C29H27N3S
    2,4-Diphenyl-5-<pyridyl-(2)>-piperidin-thiocarbanilid
    —— 2-Methoxy-6-phenoxy-4-sulfanilamino-pyrimidin 108720-70-3 C17H16N4O4S
    2-Methoxy-6-phenoxy-4-sulfanilamino-pyrimidin
    —— 2,4-Dimethoxy-6-methyl-3-(4-amino-benzolsulfonylamino)-pyridin 93898-23-8 C14H17N3O4S
    2,4-Dimethoxy-6-methyl-3-(4-amino-benzolsulfonylamino)-pyridin
    —— 2-Mercapto-1-(4-methoxy-phenyl)-imidazo<4,5-b>chinolin-4-ol 109564-20-7 C17H13N3O2S
    2-Mercapto-1-(4-methoxy-phenyl)-imidazo<4,5-b>chinolin-4-ol
    —— 2'-Hydroxy-5-methoxy-flavonol 92965-28-1 C16H12O5
    2'-Hydroxy-5-methoxy-flavonol
    —— 2-(Benzoyl-phenyl-amino)-4,4,4-trifluoro-3-oxo-butyric acid ethyl ester 981-75-9 C19H16F3NO4
    2-(Benzoyl-phenyl-amino)-4,4,4-trifluoro-3-oxo-butyric acid ethyl ester
    —— 2-Oxo-1-phenylcarbamoyloxyacetyl-pyrrolidin 91807-61-3 C13H14N2O4
    2-Oxo-1-phenylcarbamoyloxyacetyl-pyrrolidin
    —— (2S,1'R,3'R,5'R)-2'-Azabicyclo<3.3.0>octan-3'-carbonsaeure-2-(methoxymethyl)pyrrolidid 156481-93-5 C14H24N2O2
    (2S,1'R,3'R,5'R)-2'-Azabicyclo<3.3.0>octan-3'-carbonsaeure-2-(methoxymethyl)pyrrolidid
    —— 2-(methoxy-phenyl-methylene)-5-phenyl-2,3-dihydro-imidazol-4-one 107154-99-4 C17H14N2O2
    2-(methoxy-phenyl-methylene)-5-phenyl-2,3-dihydro-imidazol-4-one
    —— 2-(but-3-yn-1-yl)-3'-isopropoxy-4'-methoxy-1,1'-biphenyl 1624332-69-9 C20H22O2
    2-(but-3-yn-1-yl)-3'-isopropoxy-4'-methoxy-1,1'-biphenyl
    —— 2-{[(3R,5aR,6S,7R,8aS)-6-({[dimethyl(2-methyl-2-propanyl)silyl]oxy}methyl)-7-(tetrahydro-2H-pyran-2-yloxy)octahydro-2H-cyclopenta[b]oxepin-3-yl]methoxy}acetic acid 1262873-83-5 C24H44O7Si
    2-{[(3R,5aR,6S,7R,8aS)-6-({[dimethyl(2-methyl-2-propanyl)silyl]oxy}methyl)-7-(tetrahydro-2H-pyran-2-yloxy)octahydro-2H-cyclopenta[b]oxepin-3-yl]methoxy}acetic acid
    —— 2-((Z)-5-Methyl-hex-3-enyloxy)-tetrahydro-pyran 183434-69-7 C12H22O2
    2-((Z)-5-Methyl-hex-3-enyloxy)-tetrahydro-pyran
    —— 2-(tert.-butyldimethylsiloxy)-1-carbomethoxy-6-exo-<(E)-3-methyl-1-butenyl>bicyclo<3.1.0>hex-2-ene 94453-24-4 C19H32O3Si
    2-(tert.-butyldimethylsiloxy)-1-carbomethoxy-6-exo-<(E)-3-methyl-1-butenyl>bicyclo<3.1.0>hex-2-ene
    —— 2,2'-<Trimethylendioxy>-diphenyldiacetylen 33560-70-2 C19H14O2
    2,2'-<Trimethylendioxy>-diphenyldiacetylen
    —— 2,3-Dimethyl-6,7-dihydro-3H-pyrrolo[3,4-d]pyrimidin-4(5H)-one 1243250-20-5 C8H11N3O
    2,3-Dimethyl-6,7-dihydro-3H-pyrrolo[3,4-d]pyrimidin-4(5H)-one
    —— 2-benzyl-2-(3-oxobutyl)-1H-indene-1,3(2H)-dione 1207202-60-5 C20H18O3
    2-benzyl-2-(3-oxobutyl)-1H-indene-1,3(2H)-dione
    —— 2-<2-(2-<2-<2-(2-chlorophenoxy)phenoxy>phenoxy>phenoxy)phenoxy>phenol 79807-69-5 C36H25ClO6
    2-<2-(2-<2-<2-(2-chlorophenoxy)phenoxy>phenoxy>phenoxy)phenoxy>phenol