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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,3,4-trihydroxybenzaldehyde-4-phenyl-3-thiosemicarbazone 502491-87-4 C14H13N3O3S
    2,3,4-trihydroxybenzaldehyde-4-phenyl-3-thiosemicarbazone
    —— 2-(2-Methylbut-3-yn-2-yloxy)benzonitrile 86824-64-8 C12H11NO
    2-(2-Methylbut-3-yn-2-yloxy)benzonitrile
    —— 2-methoxy-5-[(methylamino)methyl]aniline hydrochloride 346705-18-8 C9H14N2O*ClH
    2-methoxy-5-[(methylamino)methyl]aniline hydrochloride
    —— 2-(2-fluorophenyl)-N-[5-(2-furyl)-1,3,4-oxadiazol-2-yl]-4-quinolinecarboxamide 1204211-57-3 C22H13FN4O3
    2-(2-fluorophenyl)-N-[5-(2-furyl)-1,3,4-oxadiazol-2-yl]-4-quinolinecarboxamide
    —— 2-(3-chloro-4-methanesulfonyl-phenyl)-3-((R)-3,3-difluoro-cyclopentyl)-N-[1-(2-methoxy-2-methyl-propyl)-1H-pyrazol-3-yl]-propionamide 1003014-13-8 C23H30ClF2N3O4S
    2-(3-chloro-4-methanesulfonyl-phenyl)-3-((R)-3,3-difluoro-cyclopentyl)-N-[1-(2-methoxy-2-methyl-propyl)-1H-pyrazol-3-yl]-propionamide
    —— 2-(4-morpholinomethyl)-3-thioxo-2H-imidazo[1,5-b]isoquinoline-1,5-dione 860030-18-8 C16H15N3O3S
    2-(4-morpholinomethyl)-3-thioxo-2H-imidazo[1,5-b]isoquinoline-1,5-dione
    —— (2R,3S,4R,5R)-2-((benzyloxy)methyl)-4-((tert-butyldimethylsilyl)oxy)-5-methoxytetrahydrofuran-3-ol 1009818-28-3 C19H32O5Si
    (2R,3S,4R,5R)-2-((benzyloxy)methyl)-4-((tert-butyldimethylsilyl)oxy)-5-methoxytetrahydrofuran-3-ol
    —— 2-(4-Chloro-phenylazo)-2,4,4-tris-(toluene-4-sulfonyl)-but-3-enenitrile 71793-26-5 C31H26ClN3O6S3
    2-(4-Chloro-phenylazo)-2,4,4-tris-(toluene-4-sulfonyl)-but-3-enenitrile
    —— 2,4,6,8-tetraphenyloctahydro-1H,2H,5H,6H-dicyclobuta[de,jk]biphenylene 125078-00-4 C26H28Cl4Cu4P4
    2,4,6,8-tetraphenyloctahydro-1H,2H,5H,6H-dicyclobuta[de,jk]biphenylene
    —— (2R,3S)-3-(allyloxy)-1-(benzyloxy)-2-(chloromethoxy)-butane 135513-57-4 C15H21ClO3
    (2R,3S)-3-(allyloxy)-1-(benzyloxy)-2-(chloromethoxy)-butane
    —— 2-(dimethylamino)undecan-1-ol 92596-45-7 C13H29NO
    2-(dimethylamino)undecan-1-ol
    —— 2-<bis(phenylthio)acetyl>-1,2,3,4,5,6-hexahydro-1,5-methanoazocino<4,3-b>indole 101481-21-4 C28H26N2OS2
    2-<bis(phenylthio)acetyl>-1,2,3,4,5,6-hexahydro-1,5-methanoazocino<4,3-b>indole
    —— 2-((1S,8R,9S)-10,10-Dimethyl-5-pyridin-2-yl-6-aza-tricyclo[7.1.1.02,7]undeca-2,4,6-trien-8-yl)-propan-2-ol 209906-42-3 C20H24N2O
    2-((1S,8R,9S)-10,10-Dimethyl-5-pyridin-2-yl-6-aza-tricyclo[7.1.1.02,7]undeca-2,4,6-trien-8-yl)-propan-2-ol
    —— 2-(1-adamantyl)-1-(tert-butyldiphenylsilyl)-1-diazo-2-ethanone 126364-73-6 C28H34N2OSi
    2-(1-adamantyl)-1-(tert-butyldiphenylsilyl)-1-diazo-2-ethanone
    —— 2-((3S,10R,13R,19S,26R,27aS)-10-amino-3-(2-amino-2-oxoethyl)-26-hydroxy-19-(4-hydroxy-3-nitrobenzyl)-1,4,11,14,17,20,23-heptaoxohexacosahydro-1H-pyrrolo[2,1-f][1,4,7,10,13,16,19]heptaazacyclopentacosin-13-yl)acetic acid 1195752-72-7 C32H44N10O14
    2-((3S,10R,13R,19S,26R,27aS)-10-amino-3-(2-amino-2-oxoethyl)-26-hydroxy-19-(4-hydroxy-3-nitrobenzyl)-1,4,11,14,17,20,23-heptaoxohexacosahydro-1H-pyrrolo[2,1-f][1,4,7,10,13,16,19]heptaazacyclopentacosin-13-yl)acetic acid
    —— 20-deethyldehydroaspidospermidine 89240-80-2 C17H20N2
    20-deethyldehydroaspidospermidine
    —— 2-[(1S)-1-amino-3-hydroxypropyl]-5-phenylmethoxyphenol;hydrochloride 1391527-42-6 C16H20ClNO3
    2-[(1S)-1-amino-3-hydroxypropyl]-5-phenylmethoxyphenol;hydrochloride
    —— 2,9-diacetoxy-1,3-dimethoxy-7-methyl-6a,7-dehydroaporphine 121949-78-8 C24H25NO6
    2,9-diacetoxy-1,3-dimethoxy-7-methyl-6a,7-dehydroaporphine
    —— 2-<2-(3,4-dimethoxyphenyl)-3,4-dimethoxyphenyl>-3,4,4-trimethyl-2-oxazolinium iodide 85010-21-5 C22H28NO5*I
    2-<2-(3,4-dimethoxyphenyl)-3,4-dimethoxyphenyl>-3,4,4-trimethyl-2-oxazolinium iodide
    —— 2,2,4,4-tetramethyl-1,5-diphenyl-5-thioxo-1-pentanone 139210-00-7 C21H24OS
    2,2,4,4-tetramethyl-1,5-diphenyl-5-thioxo-1-pentanone
    —— (2R,3S)-2-((2S,5R)-5-((R)-1-(benzyloxy)-1-oxopropan-2-yl)tetrahydrofuran-2-yl)hexan-3-yl (R)-2-((2R,5S)-5-((2S,3R,4S)-4-((2R,5S)-5-((R)-2-(dimethylamino)pentyl)tetrahydrofuran-2-yl)-3-hydroxyhexan-2-yl)tetrahydrofuran-2-yl)butanoate 1353558-66-3 C45H75NO8
    (2R,3S)-2-((2S,5R)-5-((R)-1-(benzyloxy)-1-oxopropan-2-yl)tetrahydrofuran-2-yl)hexan-3-yl (R)-2-((2R,5S)-5-((2S,3R,4S)-4-((2R,5S)-5-((R)-2-(dimethylamino)pentyl)tetrahydrofuran-2-yl)-3-hydroxyhexan-2-yl)tetrahydrofuran-2-yl)butanoate
    —— 2-Cyclopentene-1-propanol, 4-(2-hydroxyethyl)-β,β-dimethyl-, (1R,4R)-rel- 105555-29-1 C12H22O2
    2-Cyclopentene-1-propanol, 4-(2-hydroxyethyl)-β,β-dimethyl-, (1R,4R)-rel-
    —— 2-(trimethylsilyl)ethyl 4,6-O-benzylidene-3-O-benzyl-2-O-chloroacetyl-β-D-glucopyranosyl-(1->4)-2-O-benzoyl-6-O-benzyl-3-O-p-methoxybenzoyl-β-D-glucopyranoside 904319-29-5 C55H63ClO14Si
    2-(trimethylsilyl)ethyl 4,6-O-benzylidene-3-O-benzyl-2-O-chloroacetyl-β-D-glucopyranosyl-(1->4)-2-O-benzoyl-6-O-benzyl-3-O-p-methoxybenzoyl-β-D-glucopyranoside
    —— 2-(((1s,4s)-4-((5-(2-hydroxyethylthio)-4-phenyl-3-p-tolyl-1H-pyrazol-1-yl)methyl)cyclohexyl)methoxy)acetic acid 1231305-86-4 C28H34N2O4S
    2-(((1s,4s)-4-((5-(2-hydroxyethylthio)-4-phenyl-3-p-tolyl-1H-pyrazol-1-yl)methyl)cyclohexyl)methoxy)acetic acid
    —— {2-(4-butyl-benzoylamino)-5-[4-(2-fluoro-4-trifluoromethyl-benzoylamino)-phenoxy]-phenyl}-acetic acid 1192315-73-3 C33H28F4N2O5
    {2-(4-butyl-benzoylamino)-5-[4-(2-fluoro-4-trifluoromethyl-benzoylamino)-phenoxy]-phenyl}-acetic acid
    —— 2-[(E)-benzylideneamino]oxybutanoic acid 141891-25-0 C11H13NO3
    2-[(E)-benzylideneamino]oxybutanoic acid
    —— 2-Chlor-4,4-dinitro-valeriansaeure-methylester 14316-75-7 C6H9ClN2O6
    2-Chlor-4,4-dinitro-valeriansaeure-methylester
    —— 2,4-Ditert-butyl-1,3-diphosphete;(2,6-ditert-butyl-1,3-diphosphinin-4-yl)methyl acetate;iron 162232-16-8 C25H42FeO2P4
    2,4-Ditert-butyl-1,3-diphosphete;(2,6-ditert-butyl-1,3-diphosphinin-4-yl)methyl acetate;iron
    —— (2,3-Dichloro-propionyl)-carbamic acid biphenyl-2-yl ester 58414-23-6 C16H13Cl2NO3
    (2,3-Dichloro-propionyl)-carbamic acid biphenyl-2-yl ester
    —— 2,6-Dinitro-4-(1-ethylhexyl)-phenylisobutyrat 6903-32-8 C18H26N2O6
    2,6-Dinitro-4-(1-ethylhexyl)-phenylisobutyrat
    —— 2-methoxy-2'-methyl-4,4'-(3-amino-butylidene)-di-phenol 109564-27-4 C18H23NO3
    2-methoxy-2'-methyl-4,4'-(3-amino-butylidene)-di-phenol
    —— 2-(4-Chloro-3,5-dinitro-phenyl)-2-methyl-propionitrile 55770-63-3 C10H8ClN3O4
    2-(4-Chloro-3,5-dinitro-phenyl)-2-methyl-propionitrile
    —— 2-Chloro-6-((E)-3,7-dimethyl-octa-2,6-dienyloxymethyl)-pyridine 55568-21-3 C16H22ClNO
    2-Chloro-6-((E)-3,7-dimethyl-octa-2,6-dienyloxymethyl)-pyridine
    —— 2-[<i>trans</i>-2-(2,5-dimethyl-1-phenyl-pyrrol-3-yl)-vinyl]-1-heptyl-6-methyl-quinolinium; chloride 106714-88-9 C31H37N2*Cl
    2-[<i>trans</i>-2-(2,5-dimethyl-1-phenyl-pyrrol-3-yl)-vinyl]-1-heptyl-6-methyl-quinolinium; chloride
    —— 2,3-dimethyl-5-(3-((((R)-1-(naphthalen-1-yl)ethyl)amino)methyl)-1,2,3,4-tetrahydronaphthalen-1-yl)benzoic acid hydrochloride 1573999-59-3 C32H33NO2*ClH
    2,3-dimethyl-5-(3-((((R)-1-(naphthalen-1-yl)ethyl)amino)methyl)-1,2,3,4-tetrahydronaphthalen-1-yl)benzoic acid hydrochloride
    —— 2-Rhodano-3-(3-phenylureido)-1-(4-ethylphenyl)-3-phenyl-propan-1-on 109831-16-5 C25H23N3O2S
    2-Rhodano-3-(3-phenylureido)-1-(4-ethylphenyl)-3-phenyl-propan-1-on
    —— [2-(6,8-dichloro-2-oxochromen-3-yl)-2-oxoethyl] thiocyanate 176788-58-2 C12H5Cl2NO3S
    [2-(6,8-dichloro-2-oxochromen-3-yl)-2-oxoethyl] thiocyanate
    —— 2-difluoroacetoxy-acrylic acid methyl ester 368-27-4 C6H6F2O4
    2-difluoroacetoxy-acrylic acid methyl ester
    —— 2-[(3-amino-4-methyl-1<i>H</i>-pyrazolo[3,4-<i>b</i>]pyridin-6-yl)-methoxy-amino]-ethanol 52332-86-2 C10H15N5O2
    2-[(3-amino-4-methyl-1<i>H</i>-pyrazolo[3,4-<i>b</i>]pyridin-6-yl)-methoxy-amino]-ethanol
    —— 2-(Butane-1-sulfonyl)-5-chloro-1,3-dinitro-benzene 3379-50-8 C10H11ClN2O6S
    2-(Butane-1-sulfonyl)-5-chloro-1,3-dinitro-benzene
    —— 2-Butylamino-4-<2-(5-nitro-2-furyl)-vinyl>-pyrimidin 1925-01-5 C14H16N4O3
    2-Butylamino-4-<2-(5-nitro-2-furyl)-vinyl>-pyrimidin
    —— [2-(1-Methoxy-ethylsulfanyl)-1-(1-methoxy-ethylsulfanylmethyl)-ethyl]-dimethyl-amine 39195-37-4 C11H25NO2S2
    [2-(1-Methoxy-ethylsulfanyl)-1-(1-methoxy-ethylsulfanylmethyl)-ethyl]-dimethyl-amine
    —— 2-Dimethylamino-4-<2-(5-nitro-2-furyl)-vinyl>-pyrimidin 1925-15-1 C12H12N4O3
    2-Dimethylamino-4-<2-(5-nitro-2-furyl)-vinyl>-pyrimidin
    —— 2-(4-Dichloracetamino-benzamino)-4,6-dimethyl-pyrimidin 93899-66-2 C15H14Cl2N4O2
    2-(4-Dichloracetamino-benzamino)-4,6-dimethyl-pyrimidin
    —— (2S)-1-[(8R,11S,14R,17S)-14-benzyl-3,6,9,12,15-pentaoxo-11-[(4-phenylphenyl)methyl]-8-(thiophen-2-ylmethyl)-2,7,10,13,16-pentazabicyclo[17.2.2]tricosa-1(21),19,22-triene-17-carbonyl]pyrrolidine-2-carboxylic acid 1211436-08-6 C49H50N6O8S
    (2S)-1-[(8R,11S,14R,17S)-14-benzyl-3,6,9,12,15-pentaoxo-11-[(4-phenylphenyl)methyl]-8-(thiophen-2-ylmethyl)-2,7,10,13,16-pentazabicyclo[17.2.2]tricosa-1(21),19,22-triene-17-carbonyl]pyrrolidine-2-carboxylic acid
    —— (2'R,1''R)-(4-methoxyphenyl){[1-(1''-phenylethyl)aziridin-2'-yl]methylene}amine 854763-27-2 C18H20N2O
    (2'R,1''R)-(4-methoxyphenyl){[1-(1''-phenylethyl)aziridin-2'-yl]methylene}amine
    —— [(2R,3S,6S)-3-acetyloxy-6-(3-tert-butyl-2-hydroxy-5-methylphenyl)-3,6-dihydro-2H-pyran-2-yl]methyl acetate 118967-79-6 C21H28O6
    [(2R,3S,6S)-3-acetyloxy-6-(3-tert-butyl-2-hydroxy-5-methylphenyl)-3,6-dihydro-2H-pyran-2-yl]methyl acetate
    —— [2-(4-chloro-phenyl)-4-oxo-thiazolidin-3-yl]-urea 103853-47-0 C10H10ClN3O2S
    [2-(4-chloro-phenyl)-4-oxo-thiazolidin-3-yl]-urea
    —— 2-tert-Butyl-5-(3,4,5-trimethoxy-phenyl)-oxazole-4-carboxylic acid amide 89205-22-1 C17H22N2O5
    2-tert-Butyl-5-(3,4,5-trimethoxy-phenyl)-oxazole-4-carboxylic acid amide
    —— 2,4-Bis-isopropylideniminooxy-6-S-(O,O-dimethylthionophosphoryl)-s-triazin 7265-35-2 C11H18N5O4PS2
    2,4-Bis-isopropylideniminooxy-6-S-(O,O-dimethylthionophosphoryl)-s-triazin