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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,7-bis[(Z)-m-cyanobenzylidene]-3,3,6,6-tetramethylcycloheptanone 636589-58-7 C27H26N2O
    2,7-bis[(Z)-m-cyanobenzylidene]-3,3,6,6-tetramethylcycloheptanone
    —— (2S,3R)-3-[(1R,2R)-2-(tert-Butyl-dimethyl-silanyloxy)-1-methyl-pentadecyl]-oxirane-2-carboxylic acid allyl ester 623936-89-0 C28H54O4Si
    (2S,3R)-3-[(1R,2R)-2-(tert-Butyl-dimethyl-silanyloxy)-1-methyl-pentadecyl]-oxirane-2-carboxylic acid allyl ester
    —— 2-(hept-6-en-3-yn-1-yloxy)tetrahydro-2H-pyran 123707-14-2 C12H18O2
    2-(hept-6-en-3-yn-1-yloxy)tetrahydro-2H-pyran
    —— 2-phenylthiopyridine-5,6-dicarboxylic anhydride 517876-58-3 C13H7NO3S
    2-phenylthiopyridine-5,6-dicarboxylic anhydride
    —— 2,4-dibromophenazin-1-yl 4-fluorobenzoate 1541142-35-1 C19H9Br2FN2O2
    2,4-dibromophenazin-1-yl 4-fluorobenzoate
    —— (2R,3S)-ethyl 2-(2-(cyclopropylsulfonyl)phenyl)pyrrolidine-3-carboxylate hydrochloride 1036390-15-4 C16H21NO4S*ClH
    (2R,3S)-ethyl 2-(2-(cyclopropylsulfonyl)phenyl)pyrrolidine-3-carboxylate hydrochloride
    —— 2-(cyclohexylamino)-4-(6,6-dimethyl-4-oxo-3-(trifluoromethyl)-4,5,6,7-tetrahydro-1H-indol-1-yl)-6-fluorobenzamide 1073970-61-2 C24H27F4N3O2
    2-(cyclohexylamino)-4-(6,6-dimethyl-4-oxo-3-(trifluoromethyl)-4,5,6,7-tetrahydro-1H-indol-1-yl)-6-fluorobenzamide
    —— 2-(4-Cyclopropylsulfonylphenyl)-3-(3-oxocyclopentyl)propanoic acid 936354-98-2 C17H20O5S
    2-(4-Cyclopropylsulfonylphenyl)-3-(3-oxocyclopentyl)propanoic acid
    —— 2-(3,4-dimethylthien-2-yl)-4,4,5,5-tetramethyl[1,3,2]dioxaborolane 1384127-60-9 C12H19BO2S
    2-(3,4-dimethylthien-2-yl)-4,4,5,5-tetramethyl[1,3,2]dioxaborolane
    —— 2,6-bis(4-bromophenyl)-4-(4-chlorophenyl)pyridine 1233762-29-2 C23H14Br2ClN
    2,6-bis(4-bromophenyl)-4-(4-chlorophenyl)pyridine
    —— 2,4-di-[2]piperidyl-butan-1-ol 562817-25-8 C14H28N2O
    2,4-di-[2]piperidyl-butan-1-ol
    —— 2,6-bis-(4-chloro-phenyl)-4-phenyl-6<i>H</i>-[1,3]thiazine 55434-34-9 C22H15Cl2NS
    2,6-bis-(4-chloro-phenyl)-4-phenyl-6<i>H</i>-[1,3]thiazine
    —— 2-(2-methyl-6-(5-methylthiophen-2-yl)phenyl)quinoline 1448448-94-9 C21H17NS
    2-(2-methyl-6-(5-methylthiophen-2-yl)phenyl)quinoline
    —— 2-Chloro-4-[7,8-dimethoxy-4-methyl-3-(1,3,4-thiadiazol-2-yl)-4,5-dihydro-2,3-benzodiazepin-1-yl]aniline 1071135-07-3 C20H20ClN5O2S
    2-Chloro-4-[7,8-dimethoxy-4-methyl-3-(1,3,4-thiadiazol-2-yl)-4,5-dihydro-2,3-benzodiazepin-1-yl]aniline
    —— (+/-)-[2-ethyl-3-oxotetrahydrofuran-5-yl]methanol 1932320-41-6 C7H12O3
    (+/-)-[2-ethyl-3-oxotetrahydrofuran-5-yl]methanol
    —— 2-(3,3-Dimethylcyclobutyl)acetaldehyde 1935325-99-7 C8H14O
    2-(3,3-Dimethylcyclobutyl)acetaldehyde
    —— 2-[2-(1H-Benzimidazol-2-yl thio)phenyl]-N,N-dimethyl-4-pyridinamine 115741-82-7 C20H18N4S
    2-[2-(1H-Benzimidazol-2-yl thio)phenyl]-N,N-dimethyl-4-pyridinamine
    —— 2-[(ethoxycarbonylmethyl)sulfinyl]thiazolo[5,4-c]pyridine 133904-05-9 C10H10N2O3S2
    2-[(ethoxycarbonylmethyl)sulfinyl]thiazolo[5,4-c]pyridine
    —— (2R)-4-Methyl-2-[[5-[(phenylmethyl)thio]-2-[[2-(2-thienyl)ethyl]amino]thiazolo[4,5-d]pyrimidin-7-yl]amino]-1-pentanol 259103-16-7 C24H29N5OS3
    (2R)-4-Methyl-2-[[5-[(phenylmethyl)thio]-2-[[2-(2-thienyl)ethyl]amino]thiazolo[4,5-d]pyrimidin-7-yl]amino]-1-pentanol
    —— 2-[[3-(3-ethylphenoxy)phenyl][[2-fluoro-4-(trifluoromethyl)phenyl]methyl]-amino]-1-[(4-trifluoromethyl)phenyl]ethanol 475208-18-5 C31H26F7NO2
    2-[[3-(3-ethylphenoxy)phenyl][[2-fluoro-4-(trifluoromethyl)phenyl]methyl]-amino]-1-[(4-trifluoromethyl)phenyl]ethanol
    —— 2-[(2-ethoxycarbonylethyl)thio]thiazolo[5,4-b]pyridine 133903-28-3 C11H12N2O2S2
    2-[(2-ethoxycarbonylethyl)thio]thiazolo[5,4-b]pyridine
    —— 2-(2-aminophenyl)-1-(4-methylphenyl)ethanol 134627-31-9 C15H17NO
    2-(2-aminophenyl)-1-(4-methylphenyl)ethanol
    —— 2,5-Dimethylamino-3,6-dioxo-1,4-cyclohexadien-1,4-dicarbonsaeure-bis(N,N-diethyl)amid 135738-09-9 C18H28N4O4
    2,5-Dimethylamino-3,6-dioxo-1,4-cyclohexadien-1,4-dicarbonsaeure-bis(N,N-diethyl)amid
    —— (2S,5S)-N-<(2S)-N-bis(methylthio)methyleneamino-4-pentynoyl>-2,5-bis(methoxymethoxymethyl)pyrrolidine 120133-92-8 C18H30N2O5S2
    (2S,5S)-N-<(2S)-N-bis(methylthio)methyleneamino-4-pentynoyl>-2,5-bis(methoxymethoxymethyl)pyrrolidine
    —— 2-O-Methyl-1,6:3,4-dianhydro-β-D-galaktopyranose 50711-06-3 C7H10O4
    2-O-Methyl-1,6:3,4-dianhydro-β-D-galaktopyranose
    —— 2-<1-hydroxy-1-(4-pyridyl)ethyl>-6-methoxyindanone 344867-15-8 C17H17NO3
    2-<1-hydroxy-1-(4-pyridyl)ethyl>-6-methoxyindanone
    —— 2,5-difluoro-4-[3-(3-chloro-4-fluorophenyl)-5-difluoromethylisoxazol-4-yl]benezenesulfonamide 473309-48-7 C16H8ClF5N2O3S
    2,5-difluoro-4-[3-(3-chloro-4-fluorophenyl)-5-difluoromethylisoxazol-4-yl]benezenesulfonamide
    —— 2-{6-[((3R)oxolan-3-yl)amino]-8-[(methylethyl)amino]purin-9-yl}(4S,2R,3R,5R)-5-(hydroxymethyl)oxolane-3,4-diol 343335-60-4 C17H26N6O5
    2-{6-[((3R)oxolan-3-yl)amino]-8-[(methylethyl)amino]purin-9-yl}(4S,2R,3R,5R)-5-(hydroxymethyl)oxolane-3,4-diol
    —— 2-(2-Amino-3,4,5,6-tetramethylphenoxy)-N-[1-(2-phenyl-2-oxoethyl)-4-piperidinyl]-N-methylacetamide 765262-35-9 C26H35N3O3
    2-(2-Amino-3,4,5,6-tetramethylphenoxy)-N-[1-(2-phenyl-2-oxoethyl)-4-piperidinyl]-N-methylacetamide
    —— 20(S),24(R)-epoxydammarane-3α,12β,17α,25-tetraol 12,25-di-O-(2',3',4',6'-tetra-O-acetyl-β-D-glucopyranoside) 121998-89-8 C58H88O23
    20(S),24(R)-epoxydammarane-3α,12β,17α,25-tetraol 12,25-di-O-(2',3',4',6'-tetra-O-acetyl-β-D-glucopyranoside)
    —— 2,6-di-O-carboxymethyl-α-glucose 85797-00-8 C10H16O10
    2,6-di-O-carboxymethyl-α-glucose
    —— 2-benzhydryl-3-(2-methoxy-5-trifluoromethoxy-benzyl)aminohomopiperidine 287727-73-5 C28H31F3N2O2
    2-benzhydryl-3-(2-methoxy-5-trifluoromethoxy-benzyl)aminohomopiperidine
    —— 2,2-Dimethyl-4-(3-methylbut-3-enyl)thiomorpholine 1864906-96-6 C11H21NS
    2,2-Dimethyl-4-(3-methylbut-3-enyl)thiomorpholine
    —— 2-chloro-N-(4-chloro-3-(pyridin-2-yl)phenyl)-4-(4-(methylsulfonyl)piperazine-1-carbonyl)benzamide 879085-95-7 C24H22Cl2N4O4S
    2-chloro-N-(4-chloro-3-(pyridin-2-yl)phenyl)-4-(4-(methylsulfonyl)piperazine-1-carbonyl)benzamide
    —— 2-[[6-[4-(Cyclopentanecarbonyl)phenyl]pyrimidin-4-yl]amino]-3-phenylpropanoic acid 693792-43-7 C25H25N3O3
    2-[[6-[4-(Cyclopentanecarbonyl)phenyl]pyrimidin-4-yl]amino]-3-phenylpropanoic acid
    —— 2-(4-hydroxyphenoxy)-5-[5-(1H-indol-3-ylmethyl)-2,4-dioxo-3-(2-piperidin-4-ylethyl)imidazolidin-1-yl]sulfonyl-N,N-dimethylbenzamide 373381-12-5 C34H37N5O7S
    2-(4-hydroxyphenoxy)-5-[5-(1H-indol-3-ylmethyl)-2,4-dioxo-3-(2-piperidin-4-ylethyl)imidazolidin-1-yl]sulfonyl-N,N-dimethylbenzamide
    —— 2-Anilino-7-(4-methylpiperazin-1-yl)-1-phenyl-5-(trifluoromethyl)-1,8-naphthyridin-4-one 503434-59-1 C26H24F3N5O
    2-Anilino-7-(4-methylpiperazin-1-yl)-1-phenyl-5-(trifluoromethyl)-1,8-naphthyridin-4-one
    —— 2-[1-(4-(ethoxycarbonyl)piperazin-1-yl)carbonyl-3-(tetrazol-1-yl)propyl]aminocarbonyl-4-(1-carboxycyclobut-1-oxy)quinoline 478004-89-6 C27H32N8O7
    2-[1-(4-(ethoxycarbonyl)piperazin-1-yl)carbonyl-3-(tetrazol-1-yl)propyl]aminocarbonyl-4-(1-carboxycyclobut-1-oxy)quinoline
    —— (2R,6S)-benzyl 2-(benzyloxycarbonylamino)-6-(tert-butoxycarbonylamino)-7-hydroxyheptanoate 1104583-42-7 C27H36N2O7
    (2R,6S)-benzyl 2-(benzyloxycarbonylamino)-6-(tert-butoxycarbonylamino)-7-hydroxyheptanoate
    —— 2-<3.5-Dinitro-benzamido>-1-propyl-butyrat 93898-35-2 C14H17N3O7
    2-<3.5-Dinitro-benzamido>-1-propyl-butyrat
    —— 2-Amino-2-cyan-propionsaeureamid 89322-46-3 C4H7N3O
    2-Amino-2-cyan-propionsaeureamid
    —— 2-(4-(6-aminopyrimidin-4-ylamino)-7-chloro-2H-pyrazolo[4,3-c]pyridin-2-yl)-3-chlorobenzonitrile 1378039-05-4 C17H10Cl2N8
    2-(4-(6-aminopyrimidin-4-ylamino)-7-chloro-2H-pyrazolo[4,3-c]pyridin-2-yl)-3-chlorobenzonitrile
    —— 2-Hydrazino-cyclooctanol 21592-52-9 C8H18N2O
    2-Hydrazino-cyclooctanol
    —— 2,4-Dioxo-octahydro-<1,5>diazocin 4345-53-3 C6H10N2O2
    2,4-Dioxo-octahydro-<1,5>diazocin
    —— 2-(bromomethyl)-4-chloro-1-(2,2-difluoroethoxy)benzene 1178041-03-6 C9H8BrClF2O
    2-(bromomethyl)-4-chloro-1-(2,2-difluoroethoxy)benzene
    —— 2-methylnaphthalen-1-yl (2-(thiophen-2-yl)ethyl)carbamate 1361453-58-8 C18H17NO2S
    2-methylnaphthalen-1-yl (2-(thiophen-2-yl)ethyl)carbamate
    —— 2-((<i>Z</i>)-2-hydroxy-ethyliden)-5-oxo-2,5-dihydro-furan-3-carbaldehyde-phenylhydrazone 74850-69-4 C13H12N2O3
    2-((<i>Z</i>)-2-hydroxy-ethyliden)-5-oxo-2,5-dihydro-furan-3-carbaldehyde-phenylhydrazone
    —— 2-butyl-4-<i>tert</i>-butyl-6-chloro-phenol 100915-73-9 C14H21ClO
    2-butyl-4-<i>tert</i>-butyl-6-chloro-phenol
    —— 2'-Acetoxy-5'-benzoyl-3'-methyl-3,4-methylendioxy-chalkon 96003-06-4 C26H20O6
    2'-Acetoxy-5'-benzoyl-3'-methyl-3,4-methylendioxy-chalkon
    —— 2,3-Hexamethylen-4,6-diphenyl-benzophenon 20848-14-0 C31H28O
    2,3-Hexamethylen-4,6-diphenyl-benzophenon