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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-(2,2-dimethyl-propoxy)-2-methyl-propan-1-ol 17393-40-7 C9H20O2
    2-(2,2-dimethyl-propoxy)-2-methyl-propan-1-ol
    —— 2-styryl-4-oxo-4H-1-benzo[b]thiopheno[3,2-b]pyran 488828-09-7 C19H12O2S
    2-styryl-4-oxo-4H-1-benzo[b]thiopheno[3,2-b]pyran
    —— 2-(4-diethylamino-phenyl)-3,6-diphenyl-2,3-dihydro-[1,3,5]oxadiazin-4-one 40046-71-7 C25H25N3O2
    2-(4-diethylamino-phenyl)-3,6-diphenyl-2,3-dihydro-[1,3,5]oxadiazin-4-one
    —— 2,5-bis[7-methyl-3-(4-methylpentyl)octyloxy]-1,4-diiodobenzene 1356140-59-4 C36H64I2O2
    2,5-bis[7-methyl-3-(4-methylpentyl)octyloxy]-1,4-diiodobenzene
    —— (2s,3aR,7aS)-octahydrospiro[indene-2,3'-pyrrolidin]-5'-one 335671-42-6 C12H19NO
    (2s,3aR,7aS)-octahydrospiro[indene-2,3'-pyrrolidin]-5'-one
    —— 2-(but-3'-en-2'-onyl)-3-p-tolylthiooxane 132151-55-4 C16H20O2S
    2-(but-3'-en-2'-onyl)-3-p-tolylthiooxane
    —— 2-(2-(cyclohexylamino)-4-methoxyphenyl)-5-methyl-1H-pyrazol-3(2H)-one 1510821-78-9 C17H23N3O2
    2-(2-(cyclohexylamino)-4-methoxyphenyl)-5-methyl-1H-pyrazol-3(2H)-one
    —— 2-acetoacetyl-3-hydroxybenzo[b]thiophene 488828-00-8 C12H10O3S
    2-acetoacetyl-3-hydroxybenzo[b]thiophene
    —— 2-Propylimidazo<1,5-b>isoquinoline-1,3,5(2H)-trione 133114-52-0 C14H12N2O3
    2-Propylimidazo<1,5-b>isoquinoline-1,3,5(2H)-trione
    —— 2-bromo-anthracene-1,4,9,10-tetraol 108904-25-2 C14H9BrO4
    2-bromo-anthracene-1,4,9,10-tetraol
    —— 2-propylfuro[2,3-c]pyridine 6-oxide 1449680-50-5 C10H11NO2
    2-propylfuro[2,3-c]pyridine 6-oxide
    —— 2-[[2-(2-bromophenyl)ethyl]phenylamino]propionic acid tert-butyl ester 401504-10-7 C21H26BrNO2
    2-[[2-(2-bromophenyl)ethyl]phenylamino]propionic acid tert-butyl ester
    —— 2-(2,3,4,6-Tetra-O-benzyl-α-D-glucopyranosyl)acetophenon 85422-87-3 C42H42O6
    2-(2,3,4,6-Tetra-O-benzyl-α-D-glucopyranosyl)acetophenon
    —— 2-diazo-5-hydroxy-6-methyl-1-phenylheptane-1,3-dione 1448676-05-8 C14H16N2O3
    2-diazo-5-hydroxy-6-methyl-1-phenylheptane-1,3-dione
    —— [2-[(5-diphenylphosphanylpyrazol-1-yl)methyl]pyrazol-3-yl]-diphenylphosphane;trichloroniobium;trimethyl(2-phenylethynyl)silane 220519-66-4 C42H40Cl3N4NbP2Si
    [2-[(5-diphenylphosphanylpyrazol-1-yl)methyl]pyrazol-3-yl]-diphenylphosphane;trichloroniobium;trimethyl(2-phenylethynyl)silane
    —— 2-(2-fluoro-5-hydroxyphenyl)thiazol-4-carboxylic acid [4-(3-amino-5-methylcyclohexyl)pyridin-3yl]amide 1187054-46-1 C22H23FN4O2S
    2-(2-fluoro-5-hydroxyphenyl)thiazol-4-carboxylic acid [4-(3-amino-5-methylcyclohexyl)pyridin-3yl]amide
    —— (2S,3R,4S,5R,6S,7R,8S,10S,11S,12R)-(E)-1,7-di-(tert-butyldimethylsilyloxy)-3,5-O-[bis-(1-methylethyl)silylene]-15-iodo-5-oxo-2,4,6,8,10,12-hexamethylpentadec-14-ene 339533-62-9 C39H79IO6Si3
    (2S,3R,4S,5R,6S,7R,8S,10S,11S,12R)-(E)-1,7-di-(tert-butyldimethylsilyloxy)-3,5-O-[bis-(1-methylethyl)silylene]-15-iodo-5-oxo-2,4,6,8,10,12-hexamethylpentadec-14-ene
    —— 2-Methyl-5-phenyl-3-p-tolyl-isoxazol-2-ium; iodide 80223-01-4 C17H16NO*I
    2-Methyl-5-phenyl-3-p-tolyl-isoxazol-2-ium; iodide
    —— 2-(Methoxycarbonylmethyl-amino)-4-trifluoromethoxy-benzoic acid methyl ester 911821-87-9 C12H12F3NO5
    2-(Methoxycarbonylmethyl-amino)-4-trifluoromethoxy-benzoic acid methyl ester
    —— 2-fluoro-6-methoxy-3-[2-(trimethylsilyl)ethoxymethoxy]benzonitrile 438497-29-1 C14H20FNO3Si
    2-fluoro-6-methoxy-3-[2-(trimethylsilyl)ethoxymethoxy]benzonitrile
    —— [2-(diphenylphosphino)benzylamine]chloro(η5-pentamethylcyclopentadienyl)iridium(III) hexafluorophosphate 1364417-09-3 C29H33ClIrNP*F6P
    [2-(diphenylphosphino)benzylamine]chloro(η5-pentamethylcyclopentadienyl)iridium(III) hexafluorophosphate
    —— 2,2-dimethyl-1-(2,6-dichlorophenyl)propane-1,3-diol 98634-42-5 C11H14Cl2O2
    2,2-dimethyl-1-(2,6-dichlorophenyl)propane-1,3-diol
    —— 2-isobutyryl-2'-O-(N,N'-di-Boc-guanidinopropyl)-3',5'-O-(di-tert-butylsilanediyl)-guanosine 1360744-40-6 C36H60N8O10Si
    2-isobutyryl-2'-O-(N,N'-di-Boc-guanidinopropyl)-3',5'-O-(di-tert-butylsilanediyl)-guanosine
    —— 2-chloro-4-{[(2-chloro-6-fluorophenyl)methyl] [(3S)-1-(3,3,3-trifluoropropyl)-3-pyrrolidinyl]amino} benzonitrile 940864-55-1 C21H19Cl2F4N3
    2-chloro-4-{[(2-chloro-6-fluorophenyl)methyl] [(3S)-1-(3,3,3-trifluoropropyl)-3-pyrrolidinyl]amino} benzonitrile
    —— 2-[5-(2,5-difluoro-phenyl)-3-((S)-2-methoxy-propionyl)-2-phenyl-2,3-dihydro-[1,3,4]thiadiazol-2-yl]-ethyl-cyanamide 1018783-70-4 C21H20F2N4O2S
    2-[5-(2,5-difluoro-phenyl)-3-((S)-2-methoxy-propionyl)-2-phenyl-2,3-dihydro-[1,3,4]thiadiazol-2-yl]-ethyl-cyanamide
    —— 2-Bromo-4-isocyanatothiophene 1373346-87-2 C5H2BrNOS
    2-Bromo-4-isocyanatothiophene
    —— 2-(3-benzoyloxy-1-pyrrolidinyl)-8-ethyl-5,8-dihydro-5-oxopyrido<2,3-d>pyrimidine-6-carboxylic acid 37795-47-4 C21H20N4O5
    2-(3-benzoyloxy-1-pyrrolidinyl)-8-ethyl-5,8-dihydro-5-oxopyrido<2,3-d>pyrimidine-6-carboxylic acid
    —— (2-fluoro-3-(hydroxymethyl)phenyl)(piperidine-1-yl)methanone 1260236-45-0 C13H16FNO2
    (2-fluoro-3-(hydroxymethyl)phenyl)(piperidine-1-yl)methanone
    —— (20S)-1α,25-dihydroxy-21-(3-hydroxy-3-trifluoromethyl-4,4,4-trifluoro-but-1(Z)-enyl)-26,26,26,27,27,27-hexadeutero-19-nor-cholecalciferol 1187454-51-8 C31H46F6O4
    (20S)-1α,25-dihydroxy-21-(3-hydroxy-3-trifluoromethyl-4,4,4-trifluoro-but-1(Z)-enyl)-26,26,26,27,27,27-hexadeutero-19-nor-cholecalciferol
    —— 2-(4-bromophenylamino)-5,6,7,8-tetrahydro-4-(4-methoxyphenyl)quinoline-3-carbonitrile 1321623-09-9 C23H20BrN3O
    2-(4-bromophenylamino)-5,6,7,8-tetrahydro-4-(4-methoxyphenyl)quinoline-3-carbonitrile
    —— (2R)-2-[(2R)-2-[(2R)-2-[(2R)-2-hydroxypropanoyl]oxypropanoyl]oxypropanoyl]oxypropanoic acid 1345148-83-5 C12H18O9
    (2R)-2-[(2R)-2-[(2R)-2-[(2R)-2-hydroxypropanoyl]oxypropanoyl]oxypropanoyl]oxypropanoic acid
    —— 2-acetyl-3-amino-4-bromo-5-acetoxyl-benzofuran 1421604-49-0 C12H10BrNO4
    2-acetyl-3-amino-4-bromo-5-acetoxyl-benzofuran
    —— (2-bromo-1,1-dichloro-2,2-difluoroethyl) 1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulfonate 79420-97-6 C6BrCl2F11O3S
    (2-bromo-1,1-dichloro-2,2-difluoroethyl) 1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulfonate
    —— 2-(4-chlorophenyl)-3'-phenyl-3,4-dihydro-2H,4'H-spiro[benzo[f][1,2]thiazepine-5,5'-isoxazole] 1,1-dioxide 1582316-81-1 C23H19ClN2O3S
    2-(4-chlorophenyl)-3'-phenyl-3,4-dihydro-2H,4'H-spiro[benzo[f][1,2]thiazepine-5,5'-isoxazole] 1,1-dioxide
    —— (2E,4E)-6-Hydroxy-2,6-dimethyl-hepta-2,4-dienoic acid methyl ester 80720-23-6 C10H16O3
    (2E,4E)-6-Hydroxy-2,6-dimethyl-hepta-2,4-dienoic acid methyl ester
    —— 2,2'-<(palmitoylnitrilo)bis<ethylene(N-tosylnitrilo)ethyleneoxy>>bis<ethanol> 142738-87-2 C42H71N3O9S2
    2,2'-<(palmitoylnitrilo)bis<ethylene(N-tosylnitrilo)ethyleneoxy>>bis<ethanol>
    —— 2-O-glycoloyl-D-glyceraldehyde 3-phosphate 84446-94-6 C5H9O8P
    2-O-glycoloyl-D-glyceraldehyde 3-phosphate
    —— 2-<i>p</i>-tolyl-3-(2-<i>p</i>-tolyl-thiazol-4-yl)-quinoxaline 19994-22-0 C25H19N3S
    2-<i>p</i>-tolyl-3-(2-<i>p</i>-tolyl-thiazol-4-yl)-quinoxaline
    —— 2-Chlor-3-oxo-4-propyl-2,3-dihydrothiophen-2-carbonsaeuremethylester 147050-01-9 C9H11ClO3S
    2-Chlor-3-oxo-4-propyl-2,3-dihydrothiophen-2-carbonsaeuremethylester
    —— 2-(1-acetoxyethyl)-5,8-dihydroxy-1,4-naphthoquinone 641609-42-9 C14H12O6
    2-(1-acetoxyethyl)-5,8-dihydroxy-1,4-naphthoquinone
    —— 2,2'-disulfanediyl-bis-benzenesulfonic acid-dianilide 113926-94-6 C24H20N2O4S4
    2,2'-disulfanediyl-bis-benzenesulfonic acid-dianilide
    —— 2-benzoylamino-1-benzoyloxy-naphthalene 112687-34-0 C24H17NO3
    2-benzoylamino-1-benzoyloxy-naphthalene
    —— 2,2',2''-(10-(2-((2-(octadec-9-enamido)ethyl)amino)-2-oxoethyl)-1,4,7,10-tetraazacyclododecane-1,4,7-triyl)triacetic acid 1332361-07-5 C36H66N6O8
    2,2',2''-(10-(2-((2-(octadec-9-enamido)ethyl)amino)-2-oxoethyl)-1,4,7,10-tetraazacyclododecane-1,4,7-triyl)triacetic acid
    —— 2-amino-N-[3-[(2-aminobenzoyl)amino]propyl]benzamide;trichloroeuropium 178109-37-0 C17H20Cl3EuN4O2
    2-amino-N-[3-[(2-aminobenzoyl)amino]propyl]benzamide;trichloroeuropium
    —— 2-(2-fluoro-5-methylphenyl)thiazol-4-carboxylic acid [4-(3-aminocyclohexyl)pyridin-3-yl]amide 1187055-07-7 C22H23FN4OS
    2-(2-fluoro-5-methylphenyl)thiazol-4-carboxylic acid [4-(3-aminocyclohexyl)pyridin-3-yl]amide
    —— 2-chloro-4-[[(2-chlorophenyl)methyl]((3S)-1-{[3-(methyloxy)phenyl]sulfonyl}-3-pyrrolidinyl)amino]benzonitrile 940863-64-9 C25H23Cl2N3O3S
    2-chloro-4-[[(2-chlorophenyl)methyl]((3S)-1-{[3-(methyloxy)phenyl]sulfonyl}-3-pyrrolidinyl)amino]benzonitrile
    —— 2-(2,3,6-trifluorophenyl)thiazol-4-carboxylic acid (3-amino-4-hydroxy-5-methyl-3,4,5,6-tetrahydro-2H-[1,4']bipyridinyl-3'-yl)amide 1187054-32-5 C21H20F3N5O2S
    2-(2,3,6-trifluorophenyl)thiazol-4-carboxylic acid (3-amino-4-hydroxy-5-methyl-3,4,5,6-tetrahydro-2H-[1,4']bipyridinyl-3'-yl)amide
    —— (2R,3Z,5S)-5-tert-butyl-5-hydroxyoct-3-en-2-yl acetate 1313049-95-4 C14H26O3
    (2R,3Z,5S)-5-tert-butyl-5-hydroxyoct-3-en-2-yl acetate
    —— 2-(2-hydroxyethyl)-6-iodobenzoic acid methyl ester 113793-92-3 C10H11IO3
    2-(2-hydroxyethyl)-6-iodobenzoic acid methyl ester
    —— (2S,4S)-4-phenyl-2-((triphenylsilyl)methyl)-3,4-dihydro-2H-pyran-6-carboxylic acid 1620650-80-7 C31H28O3Si
    (2S,4S)-4-phenyl-2-((triphenylsilyl)methyl)-3,4-dihydro-2H-pyran-6-carboxylic acid