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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,2-difluoroacetic nitrous anhydride 2822-12-0 C2HF2NO3
    2,2-difluoroacetic nitrous anhydride
    —— 2-(4-methoxyphenyl)-4-(3-nitrophenyl)quinoline 1447235-64-4 C22H16N2O3
    2-(4-methoxyphenyl)-4-(3-nitrophenyl)quinoline
    —— 2-((2-(3-fluorobenzylthio)pyrimidin-4-yl)(2-methoxyethyl)amino)-N-(4-methoxybenzyl)-2-phenylacetamide 1373521-27-7 C30H31FN4O3S
    2-((2-(3-fluorobenzylthio)pyrimidin-4-yl)(2-methoxyethyl)amino)-N-(4-methoxybenzyl)-2-phenylacetamide
    —— (2R,6R,7R)-8-Oxo-7-(2-phenoxy-acetylamino)-3-trifluoromethanesulfonyl-5-thia-1,3-diaza-bicyclo[4.2.0]octane-2-carboxylic acid 75029-90-2 C15H14F3N3O7S2
    (2R,6R,7R)-8-Oxo-7-(2-phenoxy-acetylamino)-3-trifluoromethanesulfonyl-5-thia-1,3-diaza-bicyclo[4.2.0]octane-2-carboxylic acid
    —— 2-(2-bromophenyl)-N-(tert-butyl)-2-(2-methylene-5-oxo-2,3-dihydrobenzo[f][1,4]oxazepin-4(5H)-yl)acetamide 1620025-75-3 C22H23BrN2O3
    2-(2-bromophenyl)-N-(tert-butyl)-2-(2-methylene-5-oxo-2,3-dihydrobenzo[f][1,4]oxazepin-4(5H)-yl)acetamide
    —— 2,5-(CF3)2-C6F3NHNCHC6H5 1683-29-0 C15H7F9N2
    2,5-(CF3)2-C6F3NHNCHC6H5
    —— 2-trimethylsilylethyl (1'E)-2-(5'-oxo-2'-methylpent-1'-enyl)-4-furoate 176043-18-8 C16H24O4Si
    2-trimethylsilylethyl (1'E)-2-(5'-oxo-2'-methylpent-1'-enyl)-4-furoate
    —— (2S,4S,5R)-2-((1S,2S,3S)-2-Dimethoxymethyl-3-phenyl-cyclopropyl)-3,4-dimethyl-5-phenyl-oxazolidine 82263-51-2 C23H29NO3
    (2S,4S,5R)-2-((1S,2S,3S)-2-Dimethoxymethyl-3-phenyl-cyclopropyl)-3,4-dimethyl-5-phenyl-oxazolidine
    —— (2S,6S,9S,12S)-9-(4-aminobutyl)-2,6,12-triisopropyl-4,7,10-trioxo-3,5,8,11-tetraazatridecan-13-oic-CoA 1326714-16-2 C43H75N12O22P3S
    (2S,6S,9S,12S)-9-(4-aminobutyl)-2,6,12-triisopropyl-4,7,10-trioxo-3,5,8,11-tetraazatridecan-13-oic-CoA
    —— 2-(1,3-benzothiazol-2-ylsulfonyl)-1-piperidin-1-ylethanone 1370463-24-3 C14H16N2O3S2
    2-(1,3-benzothiazol-2-ylsulfonyl)-1-piperidin-1-ylethanone
    —— 2-hydroxy-5-(N-((2S,3R)-3-hydroxy-1-(2-(naphthalen-2-yl-sulfonyl)hydrazinyl)-1-oxobutan-2-yl)sulfamoyl)benzoic acid 1332355-85-7 C21H21N3O9S2
    2-hydroxy-5-(N-((2S,3R)-3-hydroxy-1-(2-(naphthalen-2-yl-sulfonyl)hydrazinyl)-1-oxobutan-2-yl)sulfamoyl)benzoic acid
    —— 2,3-bis(4-fluorophenyl)-6-(4-hydroxyphenoxy)quinoxaline 268745-68-2 C26H16F2N2O2
    2,3-bis(4-fluorophenyl)-6-(4-hydroxyphenoxy)quinoxaline
    —— 2-(N-chloroacetylcarbamoyl)-2-azabicyclo<2.2.1>hept-5-en-3-one 132243-25-5 C9H9ClN2O3
    2-(N-chloroacetylcarbamoyl)-2-azabicyclo<2.2.1>hept-5-en-3-one
    —— 2-(4,6-Diamino-1,3-dioxo-1,3-dihydro-isoindol-2-yl)-3-hydroxy-propionic acid 79112-69-9 C11H11N3O5
    2-(4,6-Diamino-1,3-dioxo-1,3-dihydro-isoindol-2-yl)-3-hydroxy-propionic acid
    —— 2-({2-({1-[(E)-(hydroxyimino)methyl]-2-naphthyl}-methoxy)-4-({1-[(E)-(hydroxyimino)methyl]-2-naphthyl}oxy)-3-[({1-[(E)-(hydroxyimino)methyl]-2-naphthyl}oxy)methyl]but-2-en-yl}oxy)-1-naphthaldehyde oxime 1252654-92-4 C50H40N4O8
    2-({2-({1-[(E)-(hydroxyimino)methyl]-2-naphthyl}-methoxy)-4-({1-[(E)-(hydroxyimino)methyl]-2-naphthyl}oxy)-3-[({1-[(E)-(hydroxyimino)methyl]-2-naphthyl}oxy)methyl]but-2-en-yl}oxy)-1-naphthaldehyde oxime
    —— 2-(2-Carboxyethyl)-3-(3-carboxypropyl)-anisol 23160-21-6 C14H18O5
    2-(2-Carboxyethyl)-3-(3-carboxypropyl)-anisol
    —— 2-(allyloxy)-1-(3-bromo-4-fluorophenyl)ethanone 1262037-23-9 C11H10BrFO2
    2-(allyloxy)-1-(3-bromo-4-fluorophenyl)ethanone
    —— 2-Ethyl-3-methyl-6-chlor-benzothiazolium-p-tosylat 17143-07-6 C7H7O3S*C10H11ClNS
    2-Ethyl-3-methyl-6-chlor-benzothiazolium-p-tosylat
    —— 2-[1-(2-Hydroxy-3-methoxy-5-nitro-phenyl)-meth-(Z)-ylidene]-butyric acid 2-ethylamino-2-methyl-propyl ester 70490-38-9 C18H26N2O6
    2-[1-(2-Hydroxy-3-methoxy-5-nitro-phenyl)-meth-(Z)-ylidene]-butyric acid 2-ethylamino-2-methyl-propyl ester
    —— 2-[1-Chloro-meth-(Z)-ylidene]-4,4-dimethyl-3,4-dihydro-2H-naphthalen-1-one 38950-93-5 C13H13ClO
    2-[1-Chloro-meth-(Z)-ylidene]-4,4-dimethyl-3,4-dihydro-2H-naphthalen-1-one
    —— 2-((2R,6S)-6-methyltetrahydro-2H-pyran-2-yl)ethanol 1346851-38-4 C8H16O2
    2-((2R,6S)-6-methyltetrahydro-2H-pyran-2-yl)ethanol
    —— 2-Chloro-4-(2,5-dimethoxy-phenyl)-3-vinyl-quinoline 111507-38-1 C19H16ClNO2
    2-Chloro-4-(2,5-dimethoxy-phenyl)-3-vinyl-quinoline
    —— (2S)-3-(4-(5-((E)-2-(1-(4-fluorophenyl)cyclohexyl)vinyl)-1,2,4-oxaxdiazol-3-yl)-2,6-dimethylphenoxy)-1,2-propanediol 1356466-00-6 C27H31FN2O4
    (2S)-3-(4-(5-((E)-2-(1-(4-fluorophenyl)cyclohexyl)vinyl)-1,2,4-oxaxdiazol-3-yl)-2,6-dimethylphenoxy)-1,2-propanediol
    —— [(2R,4aR,6S,7R,8S,8aR)-7-acetyloxy-6-[[(1R,3S,4R,5S,8R)-4-acetyloxy-3-(2,2,2-trichloroethanimidoyl)oxy-2,6-dioxabicyclo[3.2.1]octan-8-yl]oxy]-2-phenyl-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxin-8-yl] acetate 1345978-80-4 C27H30Cl3NO13
    [(2R,4aR,6S,7R,8S,8aR)-7-acetyloxy-6-[[(1R,3S,4R,5S,8R)-4-acetyloxy-3-(2,2,2-trichloroethanimidoyl)oxy-2,6-dioxabicyclo[3.2.1]octan-8-yl]oxy]-2-phenyl-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxin-8-yl] acetate
    —— (2S,3R,4S,5R,6S)-6-[(2S,3S,4R)-3,4-dihydroxy-2-(tetracosanoylamino)octadecoxy]-3,4,5-trihydroxyoxane-2-carboxylic acid 1350461-06-1 C48H93NO10
    (2S,3R,4S,5R,6S)-6-[(2S,3S,4R)-3,4-dihydroxy-2-(tetracosanoylamino)octadecoxy]-3,4,5-trihydroxyoxane-2-carboxylic acid
    —— (2S,3R,4aS,6R,7S,9aR)-6-ethenyl-6,9a-dimethyl-3,7-bis(phenylmethoxy)-2-(3-phenylmethoxypropyl)-3,4,4a,7,8,9-hexahydro-2H-pyrano[3,2-b]oxepine 1246176-66-8 C37H46O5
    (2S,3R,4aS,6R,7S,9aR)-6-ethenyl-6,9a-dimethyl-3,7-bis(phenylmethoxy)-2-(3-phenylmethoxypropyl)-3,4,4a,7,8,9-hexahydro-2H-pyrano[3,2-b]oxepine
    —— 2-(2-tert-butyl-3,3-dimethylbut-1-enyl)-5-(6-tert-butyl-7,7-dimethyloct-5-ene-1,3-diynyl)thiophene 1242261-20-6 C28H40S
    2-(2-tert-butyl-3,3-dimethylbut-1-enyl)-5-(6-tert-butyl-7,7-dimethyloct-5-ene-1,3-diynyl)thiophene
    —— 2-(4-bromophenyl)-4-chlorocyclopent-2-enone 1047661-06-2 C11H8BrClO
    2-(4-bromophenyl)-4-chlorocyclopent-2-enone
    —— 2-(4-Bromo-2-methoxyphenyl)-3-(4-chlorobenzenesulfonyl)-1,3-thiazolidine 1447968-71-9 C16H15BrClNO3S2
    2-(4-Bromo-2-methoxyphenyl)-3-(4-chlorobenzenesulfonyl)-1,3-thiazolidine
    —— 2,2-Dimethoxy-3-aethyl-benzthiazolin 54639-42-8 C11H15NO2S
    2,2-Dimethoxy-3-aethyl-benzthiazolin
    —— (2-chloro-ethyl)-phenyl-imidazolidinetrione 29494-67-5 C11H9ClN2O3
    (2-chloro-ethyl)-phenyl-imidazolidinetrione
    —— (2-Fluoro-6-morpholinopyridin-3-yl)boronic acid 955374-17-1 C9H12BFN2O3
    (2-Fluoro-6-morpholinopyridin-3-yl)boronic acid
    —— 2,6-dimethyl-3,5-dimethoxycarbonyl-4-o-[4-(2-pyridyl)-2-thiazolylamino]-phenyl-1,4-dihydropyridine 111428-86-5 C25H24N4O4S
    2,6-dimethyl-3,5-dimethoxycarbonyl-4-o-[4-(2-pyridyl)-2-thiazolylamino]-phenyl-1,4-dihydropyridine
    —— [2-(2-Hydroxy-2-phenyl-acetoxy)-ethyl]-trimethyl-ammonium 34273-85-3 C13H20NO3
    [2-(2-Hydroxy-2-phenyl-acetoxy)-ethyl]-trimethyl-ammonium
    —— 2-acetoxymethylbutyl bromide 1246953-48-9 C7H13BrO2
    2-acetoxymethylbutyl bromide
    —— 2-(4-fluorophenyl)-1H-quinazoline-4-thione 113242-32-3 C14H9FN2S
    2-(4-fluorophenyl)-1H-quinazoline-4-thione
    —— 2-Hydroxy-3-isopropyl-6-isobutyl-pyrazin-1-oxid 68290-81-3 C11H18N2O2
    2-Hydroxy-3-isopropyl-6-isobutyl-pyrazin-1-oxid
    —— 2-chloro-4-[[(p-hexylphenyl)carbonyl]oxy]benzoic acid p-[(3-chloro-4-nitrophenoxy)carbonyl]phenyl ester 91707-79-8 C33H27Cl2NO8
    2-chloro-4-[[(p-hexylphenyl)carbonyl]oxy]benzoic acid p-[(3-chloro-4-nitrophenoxy)carbonyl]phenyl ester
    —— 2-ethylsulfanyl-4-methyl-N-[(5-methylthiophen-2-yl)-methyl]-7-(trifluoromethyl)-quinoline-3-carboxamide 1242553-02-1 C20H19F3N2OS2
    2-ethylsulfanyl-4-methyl-N-[(5-methylthiophen-2-yl)-methyl]-7-(trifluoromethyl)-quinoline-3-carboxamide
    —— (2R)-2-(dimethylamino)-N-((1S)-1-(5-(2-(4-(2-((2S)-1-((2R)-2-(dimethylamino)-2-phenylacetyl)-2-pyrrolidinyl)-1H-imidazol-5-yl)phenyl)-5-pyrimidinyl)-1H-imidazol-2-yl)ethyl)-2-phenylacetamide 1007883-97-7 C42H46N10O2
    (2R)-2-(dimethylamino)-N-((1S)-1-(5-(2-(4-(2-((2S)-1-((2R)-2-(dimethylamino)-2-phenylacetyl)-2-pyrrolidinyl)-1H-imidazol-5-yl)phenyl)-5-pyrimidinyl)-1H-imidazol-2-yl)ethyl)-2-phenylacetamide
    —— 2-Allylamino-malonic acid dimethyl ester 119507-01-6 C8H13NO4
    2-Allylamino-malonic acid dimethyl ester
    —— 2-propyl 6-O-acetyl-3-deoxy-4-S-(2,3,5-tri-O-benzoyl-α-D-arabinofuranosyl)-4-thio-α-D-xylo-hexopyranoside 1032633-80-9 C37H40O12S
    2-propyl 6-O-acetyl-3-deoxy-4-S-(2,3,5-tri-O-benzoyl-α-D-arabinofuranosyl)-4-thio-α-D-xylo-hexopyranoside
    —— 2,2'-bi-1H-imidazole-4-carboxamide hemihydrochloride 123124-80-1 2C7H7N5O*ClH
    2,2'-bi-1H-imidazole-4-carboxamide hemihydrochloride
    —— (2,3-dimethylpyrrolo[1,2-a]quinolin-1-yl)(phenyl)methanone 1590403-09-0 C21H17NO
    (2,3-dimethylpyrrolo[1,2-a]quinolin-1-yl)(phenyl)methanone
    —— 2-Isopropyl-cyclohex-3-enecarboxylic acid 70278-13-6 C10H16O2
    2-Isopropyl-cyclohex-3-enecarboxylic acid
    —— (2R,4S)-4-benzyl-1-phenyl-2-p-tolyl-3-tosylimidazolidine 1322719-02-7 C30H30N2O2S
    (2R,4S)-4-benzyl-1-phenyl-2-p-tolyl-3-tosylimidazolidine
    —— 2-amino-5-[4-(difluoromethoxy)phenyl]-5-[4-fluoro-3-(2-fluoroethoxy)phenyl]-3-methyl-3,5-dihydro-4H-imidazol-4-one 1065167-74-9 C19H17F4N3O3
    2-amino-5-[4-(difluoromethoxy)phenyl]-5-[4-fluoro-3-(2-fluoroethoxy)phenyl]-3-methyl-3,5-dihydro-4H-imidazol-4-one
    —— 2-(5,7-difluoro-4-methoxy-1-methyl-1H-indol-3-yl)-N,N-dimethylethanamine hydrochloride 1179983-47-1 C14H18F2N2O*ClH
    2-(5,7-difluoro-4-methoxy-1-methyl-1H-indol-3-yl)-N,N-dimethylethanamine hydrochloride
    —— 2-ethyl-6-methyl-1(3)<i>H</i>-imidazo[4,5-<i>b</i>]quinoxaline 53036-02-5 C12H12N4
    2-ethyl-6-methyl-1(3)<i>H</i>-imidazo[4,5-<i>b</i>]quinoxaline
    —— 2-Diethylamino-N-(9-oxo-9H-fluoren-1-yl)-propionamide 32374-43-9 C20H22N2O2
    2-Diethylamino-N-(9-oxo-9H-fluoren-1-yl)-propionamide