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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Semicarbazido-4H-1,3-benzoxazin-4-on 3277-48-3 C9H8N4O3
    2-Semicarbazido-4H-1,3-benzoxazin-4-on
    —— 2-benzyl-6,7-dimethoxy-1-methyl-1-phenyl-1,2,3,4-tetrahydroisoquinoline 174784-46-4 C25H27NO2
    2-benzyl-6,7-dimethoxy-1-methyl-1-phenyl-1,2,3,4-tetrahydroisoquinoline
    —— 2,3-dichloro-5,6-dihydro-4H-trifluoroacetylaminocyclopenta[b]thiophen-4-one 204135-87-5 C9H4Cl2F3NO2S
    2,3-dichloro-5,6-dihydro-4H-trifluoroacetylaminocyclopenta[b]thiophen-4-one
    —— (2S,4R)-1-iodo-2,4-O-isopropylidene-5-hexene-2,4-diol 116306-87-7 C9H15IO2
    (2S,4R)-1-iodo-2,4-O-isopropylidene-5-hexene-2,4-diol
    —— 2-[(Z)-3-(3,4-dimethylphenyl)-1-methoxy-1-oxobut-2-en-2-yl]benzoic acid 79401-54-0 C20H20O4
    2-[(Z)-3-(3,4-dimethylphenyl)-1-methoxy-1-oxobut-2-en-2-yl]benzoic acid
    —— (2R*,3R*)-2-methyl-2-nitro-1,3-butanediol 96390-16-8 C5H11NO4
    (2R*,3R*)-2-methyl-2-nitro-1,3-butanediol
    —— 2-chloro-N-(2-hydroxybenzyl)-N-(3-nitrophenyl)acetamide 99779-32-5 C15H13ClN2O4
    2-chloro-N-(2-hydroxybenzyl)-N-(3-nitrophenyl)acetamide
    —— 2,4,6-trichloro-N-[(1S)-1-(hydroxymethyl)-2-methylpropyl]benzenesulfonamide 635288-81-2 C11H14Cl3NO3S
    2,4,6-trichloro-N-[(1S)-1-(hydroxymethyl)-2-methylpropyl]benzenesulfonamide
    —— 2-(3-Bromo-phenylsulfanyl)-5-(3-nitro-phenyl)-thiazole 882182-71-0 C15H9BrN2O2S2
    2-(3-Bromo-phenylsulfanyl)-5-(3-nitro-phenyl)-thiazole
    —— 2,2-dimethyl-2,3-dihydro-1<i>H</i>-benzo[5,6][1,2,4]triazino[4,3-<i>b</i>]indazol-4-one 51271-67-1 C15H14N4O
    2,2-dimethyl-2,3-dihydro-1<i>H</i>-benzo[5,6][1,2,4]triazino[4,3-<i>b</i>]indazol-4-one
    —— 2-(4-methoxybenzylidene)propanediamide 25354-71-6 C11H12N2O3
    2-(4-methoxybenzylidene)propanediamide
    —— [2-(trimethylsilylethynyl)-5-(dipropylamino)cyclohex-1-en-1-yl]methanol 859456-31-8 C18H33NOSi
    [2-(trimethylsilylethynyl)-5-(dipropylamino)cyclohex-1-en-1-yl]methanol
    —— 2,3-dihydro-9-hydroxyphenalenone 68840-57-3 C13H10O2
    2,3-dihydro-9-hydroxyphenalenone
    —— 2-Methyl-2-phenylpimelinonitril 16936-55-3 C14H16N2
    2-Methyl-2-phenylpimelinonitril
    —— 2-Anthracen-9-yl-5-butylfuran 925459-35-4 C22H20O
    2-Anthracen-9-yl-5-butylfuran
    —— 2',6'-dihydroxy-4'methoxymethyloxyacetophenone 2'-O-(2,3,4,6-O-tetraacetyl)-β-D-glucopyranoside 257621-38-8 C24H30O14
    2',6'-dihydroxy-4'methoxymethyloxyacetophenone 2'-O-(2,3,4,6-O-tetraacetyl)-β-D-glucopyranoside
    —— 2-[1-[[4-[[3-Chloro-4-(trifluoromethoxy)phenyl]methoxy]phenyl]methyl]-3,5-diethylpyrazol-4-yl]acetic acid 1322084-59-2 C24H24ClF3N2O4
    2-[1-[[4-[[3-Chloro-4-(trifluoromethoxy)phenyl]methoxy]phenyl]methyl]-3,5-diethylpyrazol-4-yl]acetic acid
    —— (2R,3R,4S,5R,6R)-2-(acetoxymethyl)-6-(4-acetoxyphenethoxy)tetrahydro-2Hpyran-3,4,5-triyl triacetate 39032-08-1 C24H30O12
    (2R,3R,4S,5R,6R)-2-(acetoxymethyl)-6-(4-acetoxyphenethoxy)tetrahydro-2Hpyran-3,4,5-triyl triacetate
    —— 2-Methylsulfanylmethyl-pyridin-3-ol 32637-40-4 C7H9NOS
    2-Methylsulfanylmethyl-pyridin-3-ol
    —— 2-[6-chloro-9-(4-hydroxy-4-methylpentyl)-1H-phenanthro[9,10-d]imidazol-2-yl]benzene-1,3-dicarbonitrile 938466-70-7 C29H23ClN4O
    2-[6-chloro-9-(4-hydroxy-4-methylpentyl)-1H-phenanthro[9,10-d]imidazol-2-yl]benzene-1,3-dicarbonitrile
    —— 2-[4-(N-benzenesulfonyl-N-methylamino)phenyl]-1-cyclopentylbenzimidazole-5-carboxylic acid 347165-95-1 C26H25N3O4S
    2-[4-(N-benzenesulfonyl-N-methylamino)phenyl]-1-cyclopentylbenzimidazole-5-carboxylic acid
    —— 2-ethyl-1-methoxy-1,3-bis(trimethylsilyloxy)-1,3-butadiene 1037435-90-7 C13H28O3Si2
    2-ethyl-1-methoxy-1,3-bis(trimethylsilyloxy)-1,3-butadiene
    —— 2,3,5',6'-tetra-O-benzyl-4',7'-O-benzylidenevalidoxylamine A 137063-15-1 C49H53NO8
    2,3,5',6'-tetra-O-benzyl-4',7'-O-benzylidenevalidoxylamine A
    —— 2-(3,5,5-trimethyl-hexyloxy)-benzoic acid amide 101449-67-6 C16H25NO2
    2-(3,5,5-trimethyl-hexyloxy)-benzoic acid amide
    —— (2R,4S,5R,6R)-2-[[(2R,3R,4R,5R,6S)-5-acetamido-6-[(1S,2R)-1-amino-1-carboxypropan-2-yl]oxy-3,4-dihydroxyoxan-2-yl]methoxy]-4-hydroxy-5-[[2-(2-methoxyethoxycarbonylamino)acetyl]amino]-6-[(1R,2R)-1,2,3-trihydroxypropyl]oxane-2-carboxylic acid 208265-92-3 C27H46N4O19
    (2R,4S,5R,6R)-2-[[(2R,3R,4R,5R,6S)-5-acetamido-6-[(1S,2R)-1-amino-1-carboxypropan-2-yl]oxy-3,4-dihydroxyoxan-2-yl]methoxy]-4-hydroxy-5-[[2-(2-methoxyethoxycarbonylamino)acetyl]amino]-6-[(1R,2R)-1,2,3-trihydroxypropyl]oxane-2-carboxylic acid
    —— 2-(2,4-dimethyl-benzylidene)-benzo[<i>b</i>]selenophen-3-one 50634-24-7 C17H14OSe
    2-(2,4-dimethyl-benzylidene)-benzo[<i>b</i>]selenophen-3-one
    —— 2,2'-anhydro-3-(3,5-di-O-mesyl-β-D-arabinofuranosyl)-6,7-diphenyllumazine 92955-40-3 C25H22N4O9S2
    2,2'-anhydro-3-(3,5-di-O-mesyl-β-D-arabinofuranosyl)-6,7-diphenyllumazine
    —— 2,4,5-tribromo-thiophene-3-carboxylic acid amide 98027-82-8 C5H2Br3NOS
    2,4,5-tribromo-thiophene-3-carboxylic acid amide
    —— (2S,2'R,RS)-3-fluoro-2-<<(4-methylphenyl)sulfinyl><phenyl>methyl>propan-1,2-diol 158560-36-2 C17H19FO3S
    (2S,2'R,RS)-3-fluoro-2-<<(4-methylphenyl)sulfinyl><phenyl>methyl>propan-1,2-diol
    —— 2-(((3S,8S,9S,10R,13R,14S,17R)-10,13-dimethyl-17-((R)-6-methylheptan-2-yl)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl)oxy)-1,4-dioxane 103846-32-8 C31H52O3
    2-(((3S,8S,9S,10R,13R,14S,17R)-10,13-dimethyl-17-((R)-6-methylheptan-2-yl)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl)oxy)-1,4-dioxane
    —— 2,N-dimethyl-N-(4-nitrophenyl)propanethioamide 803738-87-6 C11H14N2O2S
    2,N-dimethyl-N-(4-nitrophenyl)propanethioamide
    —— 2-[(E)-3-(dimethylamino)-1-imidazol-1-yl-2-methylprop-1-enyl]phenol 108649-53-2 C15H19N3O
    2-[(E)-3-(dimethylamino)-1-imidazol-1-yl-2-methylprop-1-enyl]phenol
    —— 2,15,28-trimethylene-7,10,20,23-tetraoxa-4,13,17,26-tetrathianonacosane-1,29-dithiol 1401455-06-8 C24H44O4S6
    2,15,28-trimethylene-7,10,20,23-tetraoxa-4,13,17,26-tetrathianonacosane-1,29-dithiol
    —— 2-(4-fluorophenyl)-5-[3-(3-methoxyphenoxy)propylamino]-2-propan-2-ylpentanenitrile 120352-18-3 C24H31FN2O2
    2-(4-fluorophenyl)-5-[3-(3-methoxyphenoxy)propylamino]-2-propan-2-ylpentanenitrile
    —— 2-(dimethyl)phosphonyl-quinoxaline-1-N-oxide 1255955-91-9 C10H11N2O4P
    2-(dimethyl)phosphonyl-quinoxaline-1-N-oxide
    —— 2-[(E)-2-(4-Nitro-phenyl)-vinyl]-1-oxa-3-aza-cyclopenta[a]naphthalene 107002-67-5 C19H12N2O3
    2-[(E)-2-(4-Nitro-phenyl)-vinyl]-1-oxa-3-aza-cyclopenta[a]naphthalene
    —— (2Z)-(4,6-di-phenyl-2H-pyran-2-ylidene)acetaldehyde 916985-77-8 C19H14O2
    (2Z)-(4,6-di-phenyl-2H-pyran-2-ylidene)acetaldehyde
    —— 2,3,6,7-tetra(methoxy)-9,10-di(mesityl)anthracene 1252631-31-4 C36H38O4
    2,3,6,7-tetra(methoxy)-9,10-di(mesityl)anthracene
    —— 2-hydroxy-1-methyl-4-oxo-N'-(propan-2-ylidene)-1,4-dihydroquinoline-3-carbohydrazide 376616-94-3 C14H15N3O3
    2-hydroxy-1-methyl-4-oxo-N'-(propan-2-ylidene)-1,4-dihydroquinoline-3-carbohydrazide
    —— 2-cyclopropyl-5H-pyrrolo[2,3-b]pyrazine-7-carboxylic acid ((S)-1-cyclohexyl-2-hydroxy-2-methyl-propyl)-amide 1350710-28-9 C20H28N4O2
    2-cyclopropyl-5H-pyrrolo[2,3-b]pyrazine-7-carboxylic acid ((S)-1-cyclohexyl-2-hydroxy-2-methyl-propyl)-amide
    —— 2-(cyclohex-1-en-1-yl)phenyl formate 1396690-46-2 C13H14O2
    2-(cyclohex-1-en-1-yl)phenyl formate
    —— 2,5-difurfurylidene-hex-3-enedinitrile 41520-36-9 C16H10N2O2
    2,5-difurfurylidene-hex-3-enedinitrile
    —— 2β-(hydroxymethyl)-A-norcholestane 7044-12-4 C27H48O
    2β-(hydroxymethyl)-A-norcholestane
    —— ((((2R,3S,4R,5R)-5-(6-benzamido-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methoxy)methanetriyl)tris(benzene-4,1-diyl) tribenzoate 86610-75-5 C57H43N5O11
    ((((2R,3S,4R,5R)-5-(6-benzamido-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methoxy)methanetriyl)tris(benzene-4,1-diyl) tribenzoate
    —— 2-Amino-4-(m-chloranilino)-6-α-chloraethyl-triazin-(1,3,5) 103796-93-6 C11H11Cl2N5
    2-Amino-4-(m-chloranilino)-6-α-chloraethyl-triazin-(1,3,5)
    —— 2-<α-(2,4-Dinitro-phenylhydrazono)-benzyl>-cyclopropan-carbonsaeure-ethylester 21328-21-2 C19H18N4O6
    2-<α-(2,4-Dinitro-phenylhydrazono)-benzyl>-cyclopropan-carbonsaeure-ethylester
    —— 2-Imino-3-ethyl-lumiflavin 14454-12-7 C15H17N5O
    2-Imino-3-ethyl-lumiflavin
    —— 2-(2-Nitrophenyl-mercapto)-5,5-dimethyl-3-pyrrolidino-cyclohex-2-en-1-on 94263-26-0 C18H22N2O3S
    2-(2-Nitrophenyl-mercapto)-5,5-dimethyl-3-pyrrolidino-cyclohex-2-en-1-on
    —— 2-Thioxo-3-cyclohexyl-1,2,3,4-tetrahydro-chinazolin 92324-70-4 C14H18N2S
    2-Thioxo-3-cyclohexyl-1,2,3,4-tetrahydro-chinazolin
    —— 2-<4-Hydroxy-3-methoxy-benzylidenamino>-benzolsulfonamid 1092-39-3 C14H14N2O4S
    2-<4-Hydroxy-3-methoxy-benzylidenamino>-benzolsulfonamid