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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Iodo-N-methyl-N-naphthalen-2-yl-acetamide 22246-54-4 C13H12INO
    2-Iodo-N-methyl-N-naphthalen-2-yl-acetamide
    —— 2,2-Di-n-butyl-2-stanna-5-methyl-5-nitro-1,3-dioxan 51943-44-3 C12H25NO4Sn
    2,2-Di-n-butyl-2-stanna-5-methyl-5-nitro-1,3-dioxan
    —— 2,3,5-Trichloro-N-(3-chloro-4-thiocyanato-phenyl)-6-hydroxy-benzenesulfonamide 36782-12-4 C13H6Cl4N2O3S2
    2,3,5-Trichloro-N-(3-chloro-4-thiocyanato-phenyl)-6-hydroxy-benzenesulfonamide
    —— 2-Benzoylamino-6-m-tolylamino-benzoic acid 35118-98-0 C21H18N2O3
    2-Benzoylamino-6-m-tolylamino-benzoic acid
    —— 2,2,3,4,4,5,5,5-Octafluoro-3-(1,1,1,2,3,3,3-heptafluoropropan-2-yl)pentanoic acid 1882109-68-3 C8HF15O2
    2,2,3,4,4,5,5,5-Octafluoro-3-(1,1,1,2,3,3,3-heptafluoropropan-2-yl)pentanoic acid
    —— (2aR,5aS,9aR)-3-[1,3]Dithian-2-yl-decahydro-cyclobuta[d]naphthalen-3-ol 136738-36-8 C16H26OS2
    (2aR,5aS,9aR)-3-[1,3]Dithian-2-yl-decahydro-cyclobuta[d]naphthalen-3-ol
    —— 2-Brom-1-methoxy-5-dimethoxymethyl-1-methyl-cyclohexan 117015-83-5 C11H21BrO3
    2-Brom-1-methoxy-5-dimethoxymethyl-1-methyl-cyclohexan
    —— (2-methoxyphenyl)(1-tosyl-1H-pyrrol-2-yl)methanone 1253122-29-0 C19H17NO4S
    (2-methoxyphenyl)(1-tosyl-1H-pyrrol-2-yl)methanone
    —— 2-Furanpropanamide, N-[4-(2-phenyldiazenyl)phenyl]- 1390810-03-3 C19H17N3O2
    2-Furanpropanamide, N-[4-(2-phenyldiazenyl)phenyl]-
    —— 2-Acetylamino-3-(3-oxo-3-p-tolyl-propylsulfanyl)-propionic acid 42293-77-6 C15H19NO4S
    2-Acetylamino-3-(3-oxo-3-p-tolyl-propylsulfanyl)-propionic acid
    —— 2,6-bis[1-(2-trifluoromethyl-4-fluorophenylimino)ethyl]pyridine 844634-44-2 C23H15F8N3
    2,6-bis[1-(2-trifluoromethyl-4-fluorophenylimino)ethyl]pyridine
    —— 2,6-Dimethyl-5-azaindolizin 31420-26-5 C9H10N2
    2,6-Dimethyl-5-azaindolizin
    —— 2-Isopropylthio-5-chlormethyl-2-oxazolin 71071-75-5 C7H12ClNOS
    2-Isopropylthio-5-chlormethyl-2-oxazolin
    —— [(2R,3R)-2,3-Dihydroxy-3,5,5-trimethyl-cyclohex-(E)-ylidene]-acetic acid ethyl ester 71055-58-8 C13H22O4
    [(2R,3R)-2,3-Dihydroxy-3,5,5-trimethyl-cyclohex-(E)-ylidene]-acetic acid ethyl ester
    —— 2-[3-Cyano-6-(4-fluoro-phenyl)-4-phenyl-5,6-dihydro-1H-pyridin-2-ylidene]-malononitrile 71945-92-1 C21H13FN4
    2-[3-Cyano-6-(4-fluoro-phenyl)-4-phenyl-5,6-dihydro-1H-pyridin-2-ylidene]-malononitrile
    —— 2-Hydroxy-2-aethyl-buttersaeure-benzoylphenylhydrazid 102164-68-1 C19H22N2O3
    2-Hydroxy-2-aethyl-buttersaeure-benzoylphenylhydrazid
    —— 2-((4-iodophenyl)diisopropylsilyl)pyrimidine 1369625-65-9 C16H21IN2Si
    2-((4-iodophenyl)diisopropylsilyl)pyrimidine
    —— (2R,3R,4R,6R)-6-(2-(5-((benzyl((benzyloxy)carbonyl)amino)methyl)pyrrolidin-2-yl)ethoxy)-2-((R)-1,2-diacetoxyethyl)-6-(methoxycarbonyl)tetrahydro-2H-pyran-3,4-diyl diacetate 1427442-03-2 C39H50N2O14
    (2R,3R,4R,6R)-6-(2-(5-((benzyl((benzyloxy)carbonyl)amino)methyl)pyrrolidin-2-yl)ethoxy)-2-((R)-1,2-diacetoxyethyl)-6-(methoxycarbonyl)tetrahydro-2H-pyran-3,4-diyl diacetate
    —— 2-exo-(2-phenyl-1-ethynyl)-2-endo-hydroxy-5,5,6-trimethylbicyclo[2.2.1]heptane 496918-95-7 C18H22O
    2-exo-(2-phenyl-1-ethynyl)-2-endo-hydroxy-5,5,6-trimethylbicyclo[2.2.1]heptane
    —— 2-Butenoic acid, 2-methyl-, (E)-, monoester with (1aR-(1aalpha,1bbeta,4abeta,7aalpha,7balpha,8aalpha,9beta,9aalpha))-1,1a,1b,4,4a,7a,7b,8,9,9a-decahydro-4a,7b,9,9a-tetrahydroxy-3-(hydroxymethyl)-1,1,6,8-tetramethyl-5H-cyclopropa(3,4)benz(1,2-e)azulen-5-one monobutanoate 87016-77-1 C29H40O8
    2-Butenoic acid, 2-methyl-, (E)-, monoester with (1aR-(1aalpha,1bbeta,4abeta,7aalpha,7balpha,8aalpha,9beta,9aalpha))-1,1a,1b,4,4a,7a,7b,8,9,9a-decahydro-4a,7b,9,9a-tetrahydroxy-3-(hydroxymethyl)-1,1,6,8-tetramethyl-5H-cyclopropa(3,4)benz(1,2-e)azulen-5-one monobutanoate
    —— 2a,2b-Dihomo-15(S)-15-methylprostaglandin F2a methyl ester 59796-16-6 C24H42O5
    2a,2b-Dihomo-15(S)-15-methylprostaglandin F2a methyl ester
    —— 2-Oxo-3-((1R,2S)-1,2,5,5-tetramethyl-1,2,3,4,5,6,7,8-octahydro-naphthalen-1-yl)-propionic acid methyl ester 76215-37-7 C18H28O3
    2-Oxo-3-((1R,2S)-1,2,5,5-tetramethyl-1,2,3,4,5,6,7,8-octahydro-naphthalen-1-yl)-propionic acid methyl ester
    —— 2-isobutyl-5,6-dihydro-4H-cyclopenta[b]thiophene-6-carboxylic acid 104804-20-8 C12H16O2S
    2-isobutyl-5,6-dihydro-4H-cyclopenta[b]thiophene-6-carboxylic acid
    —— 2-acetoxy-3-hydroxyamino-3-(4-iodophenyl)propane 383363-32-4 C11H12INO3
    2-acetoxy-3-hydroxyamino-3-(4-iodophenyl)propane
    —— (2-(5-bromopyrazin-2-yl)-5-{[6-(5-methyl-1,2,4-oxadiazol-3-yl)pyridin-3-yl]oxy}-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-benzimidazol-6-yl)methanol 886979-02-8 C26H28BrN7O4Si
    (2-(5-bromopyrazin-2-yl)-5-{[6-(5-methyl-1,2,4-oxadiazol-3-yl)pyridin-3-yl]oxy}-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-benzimidazol-6-yl)methanol
    —— (2S,4S)-tert-butyl 2-(8-bromo-4-oxo-3,4-dihydrobenzofuro[3,2-d]pyrimidin-2-yl)-4-fluoropyrrolidine-1-carboxylate 1169561-03-8 C19H19BrFN3O4
    (2S,4S)-tert-butyl 2-(8-bromo-4-oxo-3,4-dihydrobenzofuro[3,2-d]pyrimidin-2-yl)-4-fluoropyrrolidine-1-carboxylate
    —— [2-(4-carboxyphenyl)ethyl](triphenyl)phosphonium chloride 870635-20-4 C27H24O2P*Cl
    [2-(4-carboxyphenyl)ethyl](triphenyl)phosphonium chloride
    —— 2-(3-cyclopropyl-1,4-dimethyl-1H-pyrazolo[3,4-b]pyridin-6-yloxy)-N-((1,5-dimethyl-1H-indazol-4-yl)methyl)acetamide 1312947-97-9 C23H26N6O2
    2-(3-cyclopropyl-1,4-dimethyl-1H-pyrazolo[3,4-b]pyridin-6-yloxy)-N-((1,5-dimethyl-1H-indazol-4-yl)methyl)acetamide
    —— (2,3,4,5-Tetrachloro-6-methoxycarbonylmethyl-phenyl)-acetic acid methyl ester 57478-04-3 C12H10Cl4O4
    (2,3,4,5-Tetrachloro-6-methoxycarbonylmethyl-phenyl)-acetic acid methyl ester
    —— 2-[(4-fluorophenylamino)carbonylmethylthio]-6-(2,6-difluorobenzyl)-5-ethylpyrimidin-4(3H)-one 1307311-12-1 C21H18F3N3O2S
    2-[(4-fluorophenylamino)carbonylmethylthio]-6-(2,6-difluorobenzyl)-5-ethylpyrimidin-4(3H)-one
    —— 2-Isobutylamino-3-phenyl-propionic acid methyl ester 19704-36-0 C14H21NO2
    2-Isobutylamino-3-phenyl-propionic acid methyl ester
    —— 2',3',8-tribenzyloxy-4',5',7-trimethoxyisoflavone 82840-88-8 C39H34O8
    2',3',8-tribenzyloxy-4',5',7-trimethoxyisoflavone
    —— 2-(2-Aza-spiro[4.4]non-2-yl)-5-(1-methyl-1H-indol-5-yl)-benzooxazole 1220281-97-9 C24H25N3O
    2-(2-Aza-spiro[4.4]non-2-yl)-5-(1-methyl-1H-indol-5-yl)-benzooxazole
    —— 2-allylidene-cycloheptanone-(2,4-dinitro-phenylhydrazone) 71196-63-9 C16H18N4O4
    2-allylidene-cycloheptanone-(2,4-dinitro-phenylhydrazone)
    —— 2,3-dianilino-3-phenyl-propionic acid ethyl ester 102656-31-5 C23H24N2O2
    2,3-dianilino-3-phenyl-propionic acid ethyl ester
    —— 2-(benzyloxy)-4-fluorophenyl acetate 1189550-83-1 C15H13FO3
    2-(benzyloxy)-4-fluorophenyl acetate
    —— 2-Chloro-4-[[(4,5-dimethyl-2-oxazolyl)methyl]amino]benzonitrile 1183099-69-5 C13H12ClN3O
    2-Chloro-4-[[(4,5-dimethyl-2-oxazolyl)methyl]amino]benzonitrile
    —— 2-(trimethylsilyl)ethyl 2,3,6-tri-O-benzoyl-4-O-<2,3-di-O-benzoyl-4-O-(α-D-fucopyranosyl)-β-D-galactopyranosyl>-β-D-glucopyranoside 160533-69-7 C58H64O20Si
    2-(trimethylsilyl)ethyl 2,3,6-tri-O-benzoyl-4-O-<2,3-di-O-benzoyl-4-O-(α-D-fucopyranosyl)-β-D-galactopyranosyl>-β-D-glucopyranoside
    —— (2R,3S)-1-(bis(4-methoxy-3,5-dimethylphenyl)methyl)-3-phenyl-N-(4-(trifluoromethyl)phenyl)aziridine-2-carboxamide 1245747-55-0 C35H35F3N2O3
    (2R,3S)-1-(bis(4-methoxy-3,5-dimethylphenyl)methyl)-3-phenyl-N-(4-(trifluoromethyl)phenyl)aziridine-2-carboxamide
    —— 2-(4-(2-methoxyphenyl)piperazin-1-yl)-N-((4-phenyl-2-propyloxazol-5-yl)methyl)ethan-1-amine hydrochloride 1240266-56-1 C26H34N4O2*ClH
    2-(4-(2-methoxyphenyl)piperazin-1-yl)-N-((4-phenyl-2-propyloxazol-5-yl)methyl)ethan-1-amine hydrochloride
    —— (2E,5E)-(4R,7S)-4-(tert-Butyl-dimethyl-silanyloxy)-7-methyl-octa-2,5-dienedioic acid diethyl ester 125152-09-2 C19H34O5Si
    (2E,5E)-(4R,7S)-4-(tert-Butyl-dimethyl-silanyloxy)-7-methyl-octa-2,5-dienedioic acid diethyl ester
    —— 2-hydroxy-2'-(methoxymethoxy)<1,1'-biphenyl>-3'-carboxaldehyde 154824-30-3 C15H14O4
    2-hydroxy-2'-(methoxymethoxy)<1,1'-biphenyl>-3'-carboxaldehyde
    —— 2-bromo-3,4,5-trichlorophenol 57653-84-6 C6H2BrCl3O
    2-bromo-3,4,5-trichlorophenol
    —— 2-(2,2,2-trifluoroethyl)-2,6-diazaspiro[3.3]heptane trifluoroacetate 1810069-99-8 C2HF3O2*C7H11F3N2
    2-(2,2,2-trifluoroethyl)-2,6-diazaspiro[3.3]heptane trifluoroacetate
    —— (2S,3S)-1,2-epoxy-4-(4-methoxybenzyloxy)-3-(2-tetrahydropyranyloxy)butane 160140-29-4 C17H24O5
    (2S,3S)-1,2-epoxy-4-(4-methoxybenzyloxy)-3-(2-tetrahydropyranyloxy)butane
    —— (2R,3S)-1-chloro-3-(4-iodophenyl)propane-2,3-diol 1075221-94-1 C9H10ClIO2
    (2R,3S)-1-chloro-3-(4-iodophenyl)propane-2,3-diol
    —— (2E,7R)-7,8-dihydroxy-5-oxa-2-octenoic acid methyl ester 164327-59-7 C8H14O5
    (2E,7R)-7,8-dihydroxy-5-oxa-2-octenoic acid methyl ester
    —— (2S,3R)-1-chloro-3-(4-iodophenyl)propane-2,3-diol 1075222-00-2 C9H10ClIO2
    (2S,3R)-1-chloro-3-(4-iodophenyl)propane-2,3-diol
    —— 2-[(1-methylethyl)oxy]-8-(methyloxy)-9-[5-(1-piperidinyl)pentyl]-9H-purin-6-amine 1207629-56-8 C19H32N6O2
    2-[(1-methylethyl)oxy]-8-(methyloxy)-9-[5-(1-piperidinyl)pentyl]-9H-purin-6-amine
    —— 2,2-bis-(p-methylthiophenyl)ethanol 100835-65-2 C16H18OS2
    2,2-bis-(p-methylthiophenyl)ethanol