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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Brom-4-methyl-2'-hydroxy-chalkon 1774-65-8 C16H13BrO2
    2-Brom-4-methyl-2'-hydroxy-chalkon
    —— 2-Methyl-3-((E)-styryl)-cyclopropanecarboxylic acid cyano-(3-phenoxy-phenyl)-methyl ester 64627-78-7 C27H23NO3
    2-Methyl-3-((E)-styryl)-cyclopropanecarboxylic acid cyano-(3-phenoxy-phenyl)-methyl ester
    —— (2S)-N-((1S)-1-{[(2,4-dimethoxyphenyl)amino]methyl}propyl)-2-[((1S)-2,2,2-trifluoro-1-{4-[4-(methylsulfonyl)phenyl]phenyl}ethyl)amino]-4-fluoro-4-methylpentanamide trifluoroacetate 1190741-06-0 C2HF3O2*C33H41F4N3O5S
    (2S)-N-((1S)-1-{[(2,4-dimethoxyphenyl)amino]methyl}propyl)-2-[((1S)-2,2,2-trifluoro-1-{4-[4-(methylsulfonyl)phenyl]phenyl}ethyl)amino]-4-fluoro-4-methylpentanamide trifluoroacetate
    —— 2-Fluoro-2-(oxolan-3-yl)ethan-1-ol 1784294-55-8 C6H11FO2
    2-Fluoro-2-(oxolan-3-yl)ethan-1-ol
    —— (2R)-2-aminobutanenitrile hydrochloride 151528-47-1 C4H9ClN2
    (2R)-2-aminobutanenitrile hydrochloride
    —— 2-oxo-1,2,3,4-tetrahydro-pyrimidine-5-carbaldehyde 50628-41-6 C5H6N2O2
    2-oxo-1,2,3,4-tetrahydro-pyrimidine-5-carbaldehyde
    —— 2-nitro-3-hydroxy-4-chlorobenzamide 83748-55-4 C7H5ClN2O4
    2-nitro-3-hydroxy-4-chlorobenzamide
    —— 2-ethanesulfonyl-5-ethyl-4-chloro-6-methyl-pyrimidine 98959-08-1 C9H13ClN2O2S
    2-ethanesulfonyl-5-ethyl-4-chloro-6-methyl-pyrimidine
    —— 2-acetoxy-5'-methyl-2',3'-dihydro-2λ<sup>5</sup>-spiro[benzo[1,3,2]dioxaphosphole-2,2'-oxaphosphole] 55055-22-6 C12H13O5P
    2-acetoxy-5'-methyl-2',3'-dihydro-2λ<sup>5</sup>-spiro[benzo[1,3,2]dioxaphosphole-2,2'-oxaphosphole]
    —— 2-<rel-(1R,3aS,5aR,9aR)-dodecahydropyrrolo<1,2-a>quinolin-1-yl>ethanol 75597-70-5 C14H25NO
    2-<rel-(1R,3aS,5aR,9aR)-dodecahydropyrrolo<1,2-a>quinolin-1-yl>ethanol
    —— (24S)-24-Methyl-3β-acetoxycholesta-5,20(22)-dien 6579-79-9 C30H48O2
    (24S)-24-Methyl-3β-acetoxycholesta-5,20(22)-dien
    —— 2-((3S,9S,15S,20aS)-9-acetamido-6-amino-3-carbamoyl-1,10,13,16-tetraoxo-1,2,3,4,7,8,9,10,11,12,13,14,15,16,18,19,20,20a-octadecahydropyrrolo[2,1-h][1,3,6,9,12,15]hexaazacyclooctadecin-15-yl)acetic acid 1279698-84-8 C20H31N9O8
    2-((3S,9S,15S,20aS)-9-acetamido-6-amino-3-carbamoyl-1,10,13,16-tetraoxo-1,2,3,4,7,8,9,10,11,12,13,14,15,16,18,19,20,20a-octadecahydropyrrolo[2,1-h][1,3,6,9,12,15]hexaazacyclooctadecin-15-yl)acetic acid
    —— 2-(2-ethyl-4-methylimidazol-1-yl)-4-methoxymethyl-5-methylene-4,5-dihydrothiazole 1037456-81-7 C12H17N3OS
    2-(2-ethyl-4-methylimidazol-1-yl)-4-methoxymethyl-5-methylene-4,5-dihydrothiazole
    —— 2-phenyl-3-(pyridin-2-ylmethyl)-2-azaspiro[4.4]nonane-1,4-dione 1065646-96-9 C20H20N2O2
    2-phenyl-3-(pyridin-2-ylmethyl)-2-azaspiro[4.4]nonane-1,4-dione
    —— 2-Deuterio-2-(4-methoxyphenyl)-1,3-dithian 99121-27-4 C11H14OS2
    2-Deuterio-2-(4-methoxyphenyl)-1,3-dithian
    —— 2-{[4-benzylidene-5-oxo-2-phenyl-4,5-dihydro-1H-imidazol-1-yl]imino}-7-(4-fluorophenyl)-2,3,7,7a-tetrahydro-[1,3]thiazolo[4,5-d]pyrimidin-5(6H)-one 1178577-62-2 C27H19FN6O2S
    2-{[4-benzylidene-5-oxo-2-phenyl-4,5-dihydro-1H-imidazol-1-yl]imino}-7-(4-fluorophenyl)-2,3,7,7a-tetrahydro-[1,3]thiazolo[4,5-d]pyrimidin-5(6H)-one
    —— 2-phenylpurine-6(1H)-thione 91136-25-3 C11H8N4S
    2-phenylpurine-6(1H)-thione
    —— {2-[4-(4-fluorophenyl)-1-oxaspiro[5.5]undecan-4-yl]ethyl}[(5-methylthiophen-2-yl)methyl]amine 1401028-53-2 C24H32FNOS
    {2-[4-(4-fluorophenyl)-1-oxaspiro[5.5]undecan-4-yl]ethyl}[(5-methylthiophen-2-yl)methyl]amine
    —— 2-acetyl-5-fluoro-3-phenyl-4H-chromen-4-one 1408089-05-3 C17H11FO3
    2-acetyl-5-fluoro-3-phenyl-4H-chromen-4-one
    —— 20α<sub>F</sub>-hydroxy-5β-pregnanone-(3)-semicarbazone 6147-69-9 C22H37N3O2
    20α<sub>F</sub>-hydroxy-5β-pregnanone-(3)-semicarbazone
    —— 2,2,5,5-tetramethyl-tetrahydro-[3]furylamine 857821-82-0 C8H17NO
    2,2,5,5-tetramethyl-tetrahydro-[3]furylamine
    —— {2-[2,2-diethyl-4-(4-fluorophenyl)oxan-4-yl]ethyl}(thiophen-3-ylmethyl)amine 1401027-97-1 C22H30FNOS
    {2-[2,2-diethyl-4-(4-fluorophenyl)oxan-4-yl]ethyl}(thiophen-3-ylmethyl)amine
    —— 2-[1-[4-[Methyl(o-tolylmethyl)amino]phenyl]indol-3-yl]acetic acid 1048347-26-7 C25H24N2O2
    2-[1-[4-[Methyl(o-tolylmethyl)amino]phenyl]indol-3-yl]acetic acid
    —— 2-[1-[(5-Chlorobenzothiophen-3-yl)methyl]-5-methoxy-indol-3-yl]acetic acid 1048345-56-7 C20H16ClNO3S
    2-[1-[(5-Chlorobenzothiophen-3-yl)methyl]-5-methoxy-indol-3-yl]acetic acid
    —— 2-Methyl-5,6-dihydro-4H-1,4-thiazin 30188-43-3 C5H9NS
    2-Methyl-5,6-dihydro-4H-1,4-thiazin
    —— 2-[6-(2-Amino-4-pyridyl)-1-[(5-chlorobenzothiophen-3-yl)methyl]indol-3-yl]acetic acid 1048356-52-0 C24H18ClN3O2S
    2-[6-(2-Amino-4-pyridyl)-1-[(5-chlorobenzothiophen-3-yl)methyl]indol-3-yl]acetic acid
    —— (2E)-3-[4-[[bis[(2,2-dimethyl-1-oxopropoxy)methoxy]phosphinyl]difluoromethyl]phenyl]but-2-enoyl-norleucinyl-(2S,3R,4S)-methanoprolinyl-glutaminyl-benzylamide 1247847-41-1 C47H64F2N5O12P
    (2E)-3-[4-[[bis[(2,2-dimethyl-1-oxopropoxy)methoxy]phosphinyl]difluoromethyl]phenyl]but-2-enoyl-norleucinyl-(2S,3R,4S)-methanoprolinyl-glutaminyl-benzylamide
    —— 2-(4-cyanophenoxymethyl)-1-(3-isopropylphenyl)piperazine 1119698-01-9 C21H25N3O
    2-(4-cyanophenoxymethyl)-1-(3-isopropylphenyl)piperazine
    —— 2-chloro-N-{3-fluoro-4-[6-methoxy-7-(2-morpholin-4-yl-ethoxy)quinolin-4-yloxy]phenyl}benzenesulfonamide 1293291-26-5 C28H27ClFN3O6S
    2-chloro-N-{3-fluoro-4-[6-methoxy-7-(2-morpholin-4-yl-ethoxy)quinolin-4-yloxy]phenyl}benzenesulfonamide
    —— 2,3-dihydro-benzofuran-4-carboxylic acid {(1S,3S,5S)-2-[5-(4-fluoro-phenyl)-2-methyl-thiazole-4-carbonyl]-2-aza-bicyclo[3.1.0]hex-3-ylmethyl}-amide 1038508-00-7 C26H24FN3O3S
    2,3-dihydro-benzofuran-4-carboxylic acid {(1S,3S,5S)-2-[5-(4-fluoro-phenyl)-2-methyl-thiazole-4-carbonyl]-2-aza-bicyclo[3.1.0]hex-3-ylmethyl}-amide
    —— 2-N-[(1S)-6-methyl-2,3-dihydro-1H-inden-1-yl]-1,3,5-triazine-2,4-diamine 586978-65-6 C13H15N5
    2-N-[(1S)-6-methyl-2,3-dihydro-1H-inden-1-yl]-1,3,5-triazine-2,4-diamine
    —— (2R)-4-[1-(2-aminopyrimidin-4-yl)-3-(3,3-difluoro-2-hydroxy-2-methylpropyl)-1H-indazol-6-yl]-2-(5-methyl-1,2,4-oxadiazol-3-yl)but-3-yn-2-ol 1394120-61-6 C22H21F2N7O3
    (2R)-4-[1-(2-aminopyrimidin-4-yl)-3-(3,3-difluoro-2-hydroxy-2-methylpropyl)-1H-indazol-6-yl]-2-(5-methyl-1,2,4-oxadiazol-3-yl)but-3-yn-2-ol
    —— 2-Chloro-4-methoxybenzendiazonium 27165-16-8 C7H6ClN2O
    2-Chloro-4-methoxybenzendiazonium
    —— 2-Methylpyridin-1-oxid-α,6-dicarbonsaeure 35895-59-1 C8H7NO5
    2-Methylpyridin-1-oxid-α,6-dicarbonsaeure
    —— [(2R,3S,4R,5R,6S)-5-[acetyl-[(2-methylpropan-2-yl)oxycarbonyl]amino]-3,4-diacetyloxy-6-phenylsulfanyloxan-2-yl]methyl acetate 371123-21-6 C25H33NO10S
    [(2R,3S,4R,5R,6S)-5-[acetyl-[(2-methylpropan-2-yl)oxycarbonyl]amino]-3,4-diacetyloxy-6-phenylsulfanyloxan-2-yl]methyl acetate
    —— (2R,2'S)-bis[(2,5,5-tris(trimethylsilyl)-1-silacyclopent-2-yl)dimethylsilyl] 915777-79-6 C30H78Si10
    (2R,2'S)-bis[(2,5,5-tris(trimethylsilyl)-1-silacyclopent-2-yl)dimethylsilyl]
    —— 2-(1,2-dihydroxyethyl)-5-ethoxyoxolane-3,4-diol 13403-13-9 C8H16O6
    2-(1,2-dihydroxyethyl)-5-ethoxyoxolane-3,4-diol
    —— 2-(Benzhydryl-amino)-propan-1-ol 93027-08-8 C16H19NO
    2-(Benzhydryl-amino)-propan-1-ol
    —— 2',6'-Dinitro-2-hydroxymethyl-4'-trifluoromethyldiphenylamine 159724-65-9 C14H10F3N3O5
    2',6'-Dinitro-2-hydroxymethyl-4'-trifluoromethyldiphenylamine
    —— 2-2mino-3-cyano-7-dimethylamino-4-(2-fluoro-5-trifluoromethylphenyl)-4H-chromene 339062-31-6 C19H15F4N3O
    2-2mino-3-cyano-7-dimethylamino-4-(2-fluoro-5-trifluoromethylphenyl)-4H-chromene
    —— 2-oxo-3-(5-oxo-1,2,3,9b-tetrahydropyrrolo[2,1-a]isoindol-9-yl)-1H-quinoxaline-6-carboxylic acid 388612-99-5 C20H15N3O4
    2-oxo-3-(5-oxo-1,2,3,9b-tetrahydropyrrolo[2,1-a]isoindol-9-yl)-1H-quinoxaline-6-carboxylic acid
    —— (2S,3R,4E)-3-benzoyloxy-2-hexadecanoylamino-1-[3-O-(5,5-di-tert-butyloxycarbonylpentyl)-2-O-benzoyl-α-D-galactopyranosyloxy]-4-octadecene 206857-41-2 C69H111NO14
    (2S,3R,4E)-3-benzoyloxy-2-hexadecanoylamino-1-[3-O-(5,5-di-tert-butyloxycarbonylpentyl)-2-O-benzoyl-α-D-galactopyranosyloxy]-4-octadecene
    —— 2-[(4R)-4-tert-butyldimethylsilyloxy-2,6,6-trimethylcyclohex-1-enyl]ethanol 408357-89-1 C17H34O2Si
    2-[(4R)-4-tert-butyldimethylsilyloxy-2,6,6-trimethylcyclohex-1-enyl]ethanol
    —— 2,7-bis-(2,2-dimethoxy-ethylsulfanyl)-naphthalene 858198-66-0 C18H24O4S2
    2,7-bis-(2,2-dimethoxy-ethylsulfanyl)-naphthalene
    —— [2-(benzoyl-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-amino)-acetylamino]-acetic acid methyl ester 577785-10-5 C26H32N2O13
    [2-(benzoyl-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-amino)-acetylamino]-acetic acid methyl ester
    —— 2-(1-Isocyanatoethyl)isoindole-1,3-dione 140244-16-2 C11H8N2O3
    2-(1-Isocyanatoethyl)isoindole-1,3-dione
    —— [2-([1,2,4]triazolo[4,3-a]quinolin-1-yl)phenyl] benzoate 76226-84-1 C23H15N3O2
    [2-([1,2,4]triazolo[4,3-a]quinolin-1-yl)phenyl] benzoate
    —— 2-[(3,5-difluorophenyl)methylamino]ethylcarbamodithioic acid 123566-43-8 C10H12F2N2S2
    2-[(3,5-difluorophenyl)methylamino]ethylcarbamodithioic acid
    —— 2,2-dimethyl-3-formyl-4-thiazoline-4-carboxanilide 81355-87-5 C13H14N2O2S
    2,2-dimethyl-3-formyl-4-thiazoline-4-carboxanilide
    —— 2-<N-Methyl-anilino>-1-hydroxy-anthrachinon 68637-87-6 C21H15NO3
    2-<N-Methyl-anilino>-1-hydroxy-anthrachinon