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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Phenyl-2,3-dihydro-1H-cyclopenta[l]phenanthrene 61025-15-8 C23H18
    2-Phenyl-2,3-dihydro-1H-cyclopenta[l]phenanthrene
    —— 2-ethoxy-4-isopropoxy-6-methoxy-5-pyrimidinecarbaldehyde 552880-82-7 C11H16N2O4
    2-ethoxy-4-isopropoxy-6-methoxy-5-pyrimidinecarbaldehyde
    —— 2-Bromo-3-pyridin-3-ylpropanal 1169490-33-8 C8H8BrNO
    2-Bromo-3-pyridin-3-ylpropanal
    —— 2,5-Bis-(4-isopropoxy-3-nitro-phenyl)-[1,3,4]oxadiazole 5600-90-8 C20H20N4O7
    2,5-Bis-(4-isopropoxy-3-nitro-phenyl)-[1,3,4]oxadiazole
    —— 2-Diethylamino-5-<2-(5-nitro-2-furyl)vinyl>-1,3,4-oxadiazol 4928-84-1 C12H14N4O4
    2-Diethylamino-5-<2-(5-nitro-2-furyl)vinyl>-1,3,4-oxadiazol
    —— 2,3-Dichlor-2-methyl-N,N-dimethylpropylamin 16471-26-4 C6H13Cl2N
    2,3-Dichlor-2-methyl-N,N-dimethylpropylamin
    —— 2-methoxy-4,5-(methylenedioxy)propiophenone 80535-70-2 C11H12O4
    2-methoxy-4,5-(methylenedioxy)propiophenone
    —— [2-(2,6-Diethyl-4-methylphenyl)-3-oxo-5-[2-[5-(trifluoromethyl)pyridin-2-yl]sulfanylethyl]cyclohexen-1-yl] prop-2-enyl carbonate 1609481-09-5 C29H32F3NO4S
    [2-(2,6-Diethyl-4-methylphenyl)-3-oxo-5-[2-[5-(trifluoromethyl)pyridin-2-yl]sulfanylethyl]cyclohexen-1-yl] prop-2-enyl carbonate
    —— 2(S)-Phenylsulfonylamino-4-(4-piperazinylphenoxy)butanoic acid 163209-47-0 C20H25N3O5S
    2(S)-Phenylsulfonylamino-4-(4-piperazinylphenoxy)butanoic acid
    —— 21-bromo-3β,11α,17-trihydroxy-16α-methyl-5α-pregnan-20-one 112835-66-2 C22H35BrO4
    21-bromo-3β,11α,17-trihydroxy-16α-methyl-5α-pregnan-20-one
    —— 2-S-Methyl-1-(4-ethylphenyl)-5-(2-furfuryl)isodithiobiuret 88352-27-6 C16H19N3OS2
    2-S-Methyl-1-(4-ethylphenyl)-5-(2-furfuryl)isodithiobiuret
    —— (2E,6E)-9-(2,6,6-trimethyl-1-cyclohexen-1-yl)-7-methyl-3-<(tert-butyldimethylsilyloxy)methyl>-1-(N,N-di-n-butylamino)-2,6-nonadiene 160084-13-9 C34H65NOSi
    (2E,6E)-9-(2,6,6-trimethyl-1-cyclohexen-1-yl)-7-methyl-3-<(tert-butyldimethylsilyloxy)methyl>-1-(N,N-di-n-butylamino)-2,6-nonadiene
    —— 2-methoxybenzofuro[3,2-d]pyrimidine 1374216-08-6 C11H8N2O2
    2-methoxybenzofuro[3,2-d]pyrimidine
    —— 2,2,2-trichloro-1-(2-oxo-2λ<sup>5</sup>-[1,3,2]dioxaphospholan-2-yl)-ethanol 57856-38-9 C4H6Cl3O4P
    2,2,2-trichloro-1-(2-oxo-2λ<sup>5</sup>-[1,3,2]dioxaphospholan-2-yl)-ethanol
    —— [2,3-dichloro-4-(2-methylene-1-oxopentyl)phenoxy]acetic acid 55507-81-8 C14H14Cl2O4
    [2,3-dichloro-4-(2-methylene-1-oxopentyl)phenoxy]acetic acid
    —— 2-Methyl-5-[3-(4-phenylpiperazin-1-yl)propyl]-2,4,5,6,7,8-hexahydropyrrolo[3,4-c]azepin-4-one 1102219-20-4 C22H30N4O
    2-Methyl-5-[3-(4-phenylpiperazin-1-yl)propyl]-2,4,5,6,7,8-hexahydropyrrolo[3,4-c]azepin-4-one
    —— 2-benzyl-1-(4-chlorophenyl)-4,5-dihydro-1H-imidazole 1372812-25-3 C16H15ClN2
    2-benzyl-1-(4-chlorophenyl)-4,5-dihydro-1H-imidazole
    —— 2,6-bis(trimethylsilyl)phenyl mesylate 97391-20-3 C13H24O3SSi2
    2,6-bis(trimethylsilyl)phenyl mesylate
    —— 2-Allyl-6-(1-hydroxy-ethyl)-3-isobutoxy-cyclohex-2-enone 311309-47-4 C15H24O3
    2-Allyl-6-(1-hydroxy-ethyl)-3-isobutoxy-cyclohex-2-enone
    —— 2-α-Ethylbenzyl-3-methoxyphenol 67223-17-0 C16H18O2
    2-α-Ethylbenzyl-3-methoxyphenol
    —— 2-Phenyl-4-(phenyl-hydrazono)-3-(toluene-4-sulfonyl)-cyclobutanone 67446-61-1 C23H20N2O3S
    2-Phenyl-4-(phenyl-hydrazono)-3-(toluene-4-sulfonyl)-cyclobutanone
    —— 2-(4-bromo-phenyl)-6-(4-chloro-phenyl)-5,6-dihydro-4<i>H</i>-[1,3]thiazine 68043-75-4 C16H13BrClNS
    2-(4-bromo-phenyl)-6-(4-chloro-phenyl)-5,6-dihydro-4<i>H</i>-[1,3]thiazine
    —— 2-methyl-5,6-dihydro-indazolo[3,2-<i>a</i>]isoquinoline 66372-74-5 C16H14N2
    2-methyl-5,6-dihydro-indazolo[3,2-<i>a</i>]isoquinoline
    —— 2-Amino-1-(4-methylphenyl)ethan-1-ol hydrochloride 68215-43-0 C9H14ClNO
    2-Amino-1-(4-methylphenyl)ethan-1-ol hydrochloride
    —— (2-Ethyl-1-phenylsulfanylcyclopropyl)sulfanylbenzene 69519-86-4 C17H18S2
    (2-Ethyl-1-phenylsulfanylcyclopropyl)sulfanylbenzene
    —— 2,3-Dimethyl-4-phenylamino-pent-1-en-3-ol 54247-41-5 C13H19NO
    2,3-Dimethyl-4-phenylamino-pent-1-en-3-ol
    —— 2-bromo-N-(4-cyclohexyl-2-methylphenyl)acetamide 409097-56-9 C15H20BrNO
    2-bromo-N-(4-cyclohexyl-2-methylphenyl)acetamide
    —— 2,2,3,3-Tetramethyl-cyclopropanecarboxylic acid 5-phenoxymethyl-thiophen-2-ylmethyl ester 34909-73-4 C20H24O3S
    2,2,3,3-Tetramethyl-cyclopropanecarboxylic acid 5-phenoxymethyl-thiophen-2-ylmethyl ester
    —— 2-{4-[4-(5-methoxy-benzooxazol-2-yl)-styryl]-phenyl}-5-methyl-2<i>H</i>-[1,2,3]triazole-4-carboxylic acid ethyl ester 69059-02-5 C28H24N4O4
    2-{4-[4-(5-methoxy-benzooxazol-2-yl)-styryl]-phenyl}-5-methyl-2<i>H</i>-[1,2,3]triazole-4-carboxylic acid ethyl ester
    —— 2-(1-acetyl-3-oxo-2,3-dihydro-1<i>H</i>-indazol-6-yl)-6-(4-dodecyl-phenyl)-pyrrolo[3,4-<i>f</i>]isoindole-1,3,5,7-tetraone 33961-82-9 C37H38N4O6
    2-(1-acetyl-3-oxo-2,3-dihydro-1<i>H</i>-indazol-6-yl)-6-(4-dodecyl-phenyl)-pyrrolo[3,4-<i>f</i>]isoindole-1,3,5,7-tetraone
    —— 2-phenyl-1,1'-(2,5-dimethyl-2<i>H</i>-pyrazole-3,4-diyl)-bis-ethanone 65942-88-3 C15H16N2O2
    2-phenyl-1,1'-(2,5-dimethyl-2<i>H</i>-pyrazole-3,4-diyl)-bis-ethanone
    —— 2-(2-chloro-phenyl)-3-nicotinoyl-chromen-4-one 65485-27-0 C21H12ClNO3
    2-(2-chloro-phenyl)-3-nicotinoyl-chromen-4-one
    —— 2-Isobutyrylamino-2-methyl-pentanon-(4) 91017-01-5 C10H19NO2
    2-Isobutyrylamino-2-methyl-pentanon-(4)
    —— 2-(1-ethyl-piperidin-3-yl)-5-nitro-benzo[<i>de</i>]isoquinoline-1,3-dione 69408-76-0 C19H19N3O4
    2-(1-ethyl-piperidin-3-yl)-5-nitro-benzo[<i>de</i>]isoquinoline-1,3-dione
    —— (2R,5S)-5-benzyloxymethyl-5,6-dihydro-3-methoxy-2-methyl-2H-1,4-oxazin 128203-16-7 C14H19NO3
    (2R,5S)-5-benzyloxymethyl-5,6-dihydro-3-methoxy-2-methyl-2H-1,4-oxazin
    —— (2E,2'E)-N,N'-(ethane-1,2-diyl)bis(1-benzylpyridin-2(1H)-imine) 1202260-41-0 C26H26N4
    (2E,2'E)-N,N'-(ethane-1,2-diyl)bis(1-benzylpyridin-2(1H)-imine)
    —— 2-Chloracetamido-benzoesaeure-o-toluidid 19971-18-7 C16H15ClN2O2
    2-Chloracetamido-benzoesaeure-o-toluidid
    —— 2-[((Z)-3-hexen-1-yl)(2-propen-1-yl)amino]benzaldehyde 1360555-95-8 C16H21NO
    2-[((Z)-3-hexen-1-yl)(2-propen-1-yl)amino]benzaldehyde
    —— 2,2,3'-Tribrom-2',4',6'-trimethoxyacetophenon 29784-36-9 C11H11Br3O4
    2,2,3'-Tribrom-2',4',6'-trimethoxyacetophenon
    —— 2-dimethoxymethyl-1,3-dimethoxy-anthraquinone 111033-83-1 C19H18O6
    2-dimethoxymethyl-1,3-dimethoxy-anthraquinone
    —— 2-((4-chloro-2-nitrophenyl)difluoromethyl)benzoxazole 1622432-97-6 C14H7ClF2N2O3
    2-((4-chloro-2-nitrophenyl)difluoromethyl)benzoxazole
    —— 2-(coumarin-3''-yl)-14-(p-methylphenyl)-14H-naphtho[2,1-b]pyrano[3,2-e][1,2,4]triazolo [1,5-c]pyrimidine 1438434-75-3 C32H20N4O3
    2-(coumarin-3''-yl)-14-(p-methylphenyl)-14H-naphtho[2,1-b]pyrano[3,2-e][1,2,4]triazolo [1,5-c]pyrimidine
    —— (2-Chlor-1-methylethyliden)malonsaeure-dimethylester 128731-92-0 C8H11ClO4
    (2-Chlor-1-methylethyliden)malonsaeure-dimethylester
    —— 2-tridecafluorohexyl-1<i>H</i>-perimidine 70357-51-6 C17H7F13N2
    2-tridecafluorohexyl-1<i>H</i>-perimidine
    —— 2,2-Dimethyl-5-(methylsulfanyl-m-tolylamino-methylene)-[1,3]dioxane-4,6-dione 133567-49-4 C15H17NO4S
    2,2-Dimethyl-5-(methylsulfanyl-m-tolylamino-methylene)-[1,3]dioxane-4,6-dione
    —— (2R,3R,4S,5R,6R)-6-Acetoxymethyl-4,5-diacetoxy-2-fluoro-3-iodotetrahydropyran 10226-92-3 C12H16FIO7
    (2R,3R,4S,5R,6R)-6-Acetoxymethyl-4,5-diacetoxy-2-fluoro-3-iodotetrahydropyran
    —— 2-[(1-benzyl-4,5-dimethyl-1H-imidazol-2-yl)sulfanyl]-N'-cyclohexylideneacetohydrazide 1349129-74-3 C20H26N4OS
    2-[(1-benzyl-4,5-dimethyl-1H-imidazol-2-yl)sulfanyl]-N'-cyclohexylideneacetohydrazide
    —— 2-(4-Chlorbenzoyloxy)-5-<4-(ethoxycarbonyl)phenylazo>-1,6-methano<10>annulen 129216-86-0 C27H21ClN2O4
    2-(4-Chlorbenzoyloxy)-5-<4-(ethoxycarbonyl)phenylazo>-1,6-methano<10>annulen
    —— 2-[benzyl-(toluene-4-sulfonyl)-amino]-butyric acid 101719-45-3 C18H21NO4S
    2-[benzyl-(toluene-4-sulfonyl)-amino]-butyric acid
    —— 2α-Hydroxy-1β-methoxycarbonyl-1α-methyl-cyclohexanon-(5) 90612-87-6 C9H14O4
    2α-Hydroxy-1β-methoxycarbonyl-1α-methyl-cyclohexanon-(5)