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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,4-dimethoxy-6,7-dihydro-5<i>H</i>-cyclopentapyrimidine 49786-59-6 C9H12N2O2
    2,4-dimethoxy-6,7-dihydro-5<i>H</i>-cyclopentapyrimidine
    —— 2-(4-(pentyloxy)phenyl)-1H-indole 5883-89-6 C19H21NO
    2-(4-(pentyloxy)phenyl)-1H-indole
    —— 2-propyl-1-tosyl-3-pyrroline 1611454-13-7 C14H19NO2S
    2-propyl-1-tosyl-3-pyrroline
    —— 2-(6-chloro-2-oxo-2,3-dihydro-indol-1-yl)-4-methyl-pentanoic acid 1380287-34-2 C14H16ClNO3
    2-(6-chloro-2-oxo-2,3-dihydro-indol-1-yl)-4-methyl-pentanoic acid
    —— 2,4-Dichlor-3-methyl-1-benzolsulfonsaeure-trimethylsilylester 81292-99-1 C10H14Cl2O3SSi
    2,4-Dichlor-3-methyl-1-benzolsulfonsaeure-trimethylsilylester
    —— 2-chloro-13<i>H</i>-dibenzo[<i>a,i</i>]carbazole 21064-59-5 C20H12ClN
    2-chloro-13<i>H</i>-dibenzo[<i>a,i</i>]carbazole
    —— 2-Amino-4,5-bismethylthio-1,3-dithiolium-iodid 78485-66-2 C5H7NS4*HI
    2-Amino-4,5-bismethylthio-1,3-dithiolium-iodid
    —— 2-sec-butyl-5-ethyl-2,4,5-trimethyl-2,5-dihydro-thiazole 2289-72-7 C12H23NS
    2-sec-butyl-5-ethyl-2,4,5-trimethyl-2,5-dihydro-thiazole
    —— [2-(1,4-Dimethoxy-3-methyl-naphthalen-2-yl)-2-hydroxy-ethyl]-phosphonic acid dimethyl ester 32247-36-2 C17H23O6P
    [2-(1,4-Dimethoxy-3-methyl-naphthalen-2-yl)-2-hydroxy-ethyl]-phosphonic acid dimethyl ester
    —— 2',4,5',7-tetra-tert-butyl-3'-hydroxy-3a,7a-dihydrospiro(benzo-1,3-dioxol-2,1'-cyclohexa[2,5]diene)-4'-one 93378-36-0 C28H40O4
    2',4,5',7-tetra-tert-butyl-3'-hydroxy-3a,7a-dihydrospiro(benzo-1,3-dioxol-2,1'-cyclohexa[2,5]diene)-4'-one
    —— (2S)-3-tert-butoxy-2-{(2R)-2-[(2S)-2-tert-butoxy-carbonylamino-4-methylsulfanyl-butyrylsulfanyl]-3-phenyl-propionylamino}-propionic acid tert-butyl ester 736170-76-6 C30H48N2O7S2
    (2S)-3-tert-butoxy-2-{(2R)-2-[(2S)-2-tert-butoxy-carbonylamino-4-methylsulfanyl-butyrylsulfanyl]-3-phenyl-propionylamino}-propionic acid tert-butyl ester
    —— 2-iodotetradecan-1-ol 1148108-21-7 C14H29IO
    2-iodotetradecan-1-ol
    —— 2,3-Bis-decyl-chinoxalin 22089-94-7 C28H46N2
    2,3-Bis-decyl-chinoxalin
    —— 2-Nitro-3-(3,4,5-trimethoxy-phenyl)-propionic acid methyl ester 111705-36-3 C13H17NO7
    2-Nitro-3-(3,4,5-trimethoxy-phenyl)-propionic acid methyl ester
    —— 2-hydroxy-5-methoxy-2-methyl-3,4-dihydronaphthalen-1(2H)-one 127253-74-1 C12H14O3
    2-hydroxy-5-methoxy-2-methyl-3,4-dihydronaphthalen-1(2H)-one
    —— 2-[(1-{4-[5-(ethoxycarbonyl)pyridin-2-yl]phenyl}piperidin-4-yl)methyl]-5-hydroxy-6-methylpyrimidine-4-carboxylic acid 1296273-97-6 C26H28N4O5
    2-[(1-{4-[5-(ethoxycarbonyl)pyridin-2-yl]phenyl}piperidin-4-yl)methyl]-5-hydroxy-6-methylpyrimidine-4-carboxylic acid
    —— 2-(2-Ethoxycarbonyl-2-hydroxyimino)ethyl-2-(1-pyrrolidinyl)methylbicyclo<2.2.2>octane 122583-64-6 C18H30N2O3
    2-(2-Ethoxycarbonyl-2-hydroxyimino)ethyl-2-(1-pyrrolidinyl)methylbicyclo<2.2.2>octane
    —— 2-((E)-2-Dimethylamino-vinyl)-3-ethoxycarbonyl-but-2-enedioic acid diethyl ester 33707-20-9 C15H23NO6
    2-((E)-2-Dimethylamino-vinyl)-3-ethoxycarbonyl-but-2-enedioic acid diethyl ester
    —— (2R,3S,4S,5S)-3,4,5-Tris-benzyloxy-2-benzyloxymethyl-2,3,4,5-tetrahydro-pyranylium 123122-32-7 C34H35O5
    (2R,3S,4S,5S)-3,4,5-Tris-benzyloxy-2-benzyloxymethyl-2,3,4,5-tetrahydro-pyranylium
    —— 2,2-Dimethyl-N-(2-methylphenyl)propanamid-phenylhydrazon 74172-76-2 C18H23N3
    2,2-Dimethyl-N-(2-methylphenyl)propanamid-phenylhydrazon
    —— 2-Methyl-2-carbethoxy-3-methoxy-1-pentanol 13086-70-9 C10H20O4
    2-Methyl-2-carbethoxy-3-methoxy-1-pentanol
    —— 2-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-1,4-dimethoxy-5-nitrobenzene 1004782-76-6 C22H27NO13
    2-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-1,4-dimethoxy-5-nitrobenzene
    —— 2-(Methylamino)-4,5-dihydro-1H-imidazole-4,5-dicarbonitrile 644996-54-3 C6H7N5
    2-(Methylamino)-4,5-dihydro-1H-imidazole-4,5-dicarbonitrile
    —— 2-Nitro-3-(2-dimethylaminoethylamino)-pyridin 55304-93-3 C9H14N4O2
    2-Nitro-3-(2-dimethylaminoethylamino)-pyridin
    —— (2R,5S,11bR)-2-(benzyloxycarbonyl)amino-5-methoxycarbonyl-3-oxo-2,3,5,6,11,11b-hexahydro-1H-indolizino[8,7-b]indole 342648-00-4 C24H23N3O5
    (2R,5S,11bR)-2-(benzyloxycarbonyl)amino-5-methoxycarbonyl-3-oxo-2,3,5,6,11,11b-hexahydro-1H-indolizino[8,7-b]indole
    —— 2-Methyl-4-allylamino-pyrimidin 6381-00-6 C8H11N3
    2-Methyl-4-allylamino-pyrimidin
    —— 2-Flour-4-dimethylaminopyrimidin 38953-37-6 C6H8FN3
    2-Flour-4-dimethylaminopyrimidin
    —— 2-amino-3,4-dihydro-5-hydroxyiminomethyl-3-methoxymethyl-7-(2,3-O-isopropylidene-β-D-ribofuranosyl)-7H-pyrrolo<2,3-d>pyrimidin-4-one 103949-65-1 C17H23N5O7
    2-amino-3,4-dihydro-5-hydroxyiminomethyl-3-methoxymethyl-7-(2,3-O-isopropylidene-β-D-ribofuranosyl)-7H-pyrrolo<2,3-d>pyrimidin-4-one
    —— 2-(3-Bromo-4-ethoxy-phenyl)-N-hydroxy-acetamidine 780-08-5 C10H13BrN2O2
    2-(3-Bromo-4-ethoxy-phenyl)-N-hydroxy-acetamidine
    —— 2,3-Dibromo-propane-1-sulfonic acid 2,3-dibromo-2-methyl-propyl ester 30408-96-9 C7H12Br4O3S
    2,3-Dibromo-propane-1-sulfonic acid 2,3-dibromo-2-methyl-propyl ester
    —— 2-(1(2)<i>H</i>-pyrazolo[3,4-<i>d</i>]pyrimidin-4-ylsulfanyl)-acetamide 74537-42-1 C7H7N5OS
    2-(1(2)<i>H</i>-pyrazolo[3,4-<i>d</i>]pyrimidin-4-ylsulfanyl)-acetamide
    —— 2-methyl-s-triazolo<1,5-c>pteridine 77620-13-4 C8H6N6
    2-methyl-s-triazolo<1,5-c>pteridine
    —— 2-<1-Pyrrolidinyl>-2'-hydroxylamino-acetanilid 91646-70-7 C12H17N3O2
    2-<1-Pyrrolidinyl>-2'-hydroxylamino-acetanilid
    —— [2-(2-bromo-6-ethoxy-4-formyl-phenoxymethyl)phenyl]-carbamic acid methyl ester 914095-01-5 C18H18BrNO5
    [2-(2-bromo-6-ethoxy-4-formyl-phenoxymethyl)phenyl]-carbamic acid methyl ester
    —— 2-[(3,4-difluorophenyl)methyl]-3-oxo-N-prop-2-ynylpyridazine-4-carboxamide 1345444-02-1 C15H11F2N3O2
    2-[(3,4-difluorophenyl)methyl]-3-oxo-N-prop-2-ynylpyridazine-4-carboxamide
    —— 2-(4-Chloro-6-methyl-1-pentan-3-ylpyrrolo[3,2-c]pyridin-3-yl)acetaldehyde 949536-07-6 C15H19ClN2O
    2-(4-Chloro-6-methyl-1-pentan-3-ylpyrrolo[3,2-c]pyridin-3-yl)acetaldehyde
    —— 2,4-Bis(2-hydroxyphenyl)-6-phenyl-1,3,5-triazine 38370-04-6 C21H15N3O2
    2,4-Bis(2-hydroxyphenyl)-6-phenyl-1,3,5-triazine
    —— 2,3-bis-(2-methoxyphenyl)-5-quinoxalinecarboxylic acid 90833-28-6 C23H18N2O4
    2,3-bis-(2-methoxyphenyl)-5-quinoxalinecarboxylic acid
    —— 2-cyano-3-{6-{4-[N,N-bis(4-hexyloxyphenyl)amino]phenyl}-4,4-dihexyl-4H-cyclopenta[2,1-b:3,4-b']dithiophene-2-yl}acrylic acid 1261288-50-9 C55H68N2O4S2
    2-cyano-3-{6-{4-[N,N-bis(4-hexyloxyphenyl)amino]phenyl}-4,4-dihexyl-4H-cyclopenta[2,1-b:3,4-b']dithiophene-2-yl}acrylic acid
    —— 2,2'-bipyridinium pentabromothallate(III) 220721-22-2 Br5Tl*C10H10N2
    2,2'-bipyridinium pentabromothallate(III)
    —— 2,4,5-trimethyl-N-propylidenebenzenesulfonamide 1203611-53-3 C12H17NO2S
    2,4,5-trimethyl-N-propylidenebenzenesulfonamide
    —— 2-(o-Chlorphenethyl)-pyridin 36995-53-6 C13H12ClN
    2-(o-Chlorphenethyl)-pyridin
    —— 2-(4-chloro-phenyl)-2,3-dihydro-benzo[1,3,2]oxazaborole 24067-15-0 C12H9BClNO
    2-(4-chloro-phenyl)-2,3-dihydro-benzo[1,3,2]oxazaborole
    —— (2,2-Dinitro-propyl)-4-nitro-4-methyl-heptandioat 92328-49-9 C14H21N5O14
    (2,2-Dinitro-propyl)-4-nitro-4-methyl-heptandioat
    —— 2-(hydroxyimino)-1-(pyridin-3-yl)-2-p-tolylethanone 1233943-63-9 C14H12N2O2
    2-(hydroxyimino)-1-(pyridin-3-yl)-2-p-tolylethanone
    —— 2-ethylfuro<3,2-c>quinoline 78225-43-1 C13H11NO
    2-ethylfuro<3,2-c>quinoline
    —— (2R,3R,4R,6S)-3,4-Bis-(tert-butyl-dimethyl-silanyloxy)-2-(tert-butyl-dimethyl-silanyloxymethyl)-6-phenylsulfanyl-tetrahydro-pyran 104017-14-3 C30H58O4SSi3
    (2R,3R,4R,6S)-3,4-Bis-(tert-butyl-dimethyl-silanyloxy)-2-(tert-butyl-dimethyl-silanyloxymethyl)-6-phenylsulfanyl-tetrahydro-pyran
    —— 2-(3-isothiocyanato-phenyl)-imidazo[1,2-<i>a</i>]pyridine 64730-42-3 C14H9N3S
    2-(3-isothiocyanato-phenyl)-imidazo[1,2-<i>a</i>]pyridine
    —— 2-n-butyl-5-chloro-1-<(3-cyanophenyl)methyl>-4-(hydroxymethyl)imidazole 125685-33-8 C16H18ClN3O
    2-n-butyl-5-chloro-1-<(3-cyanophenyl)methyl>-4-(hydroxymethyl)imidazole
    —— 2-amino-5-[4-(difluoromethoxy)-3-methylphenyl]-5-[4-fluoro-3-(3-fluoropropoxy)phenyl]-3-methyl-3.5-dihydro-4H-imidazol-4-one 1062606-48-7 C21H21F4N3O3
    2-amino-5-[4-(difluoromethoxy)-3-methylphenyl]-5-[4-fluoro-3-(3-fluoropropoxy)phenyl]-3-methyl-3.5-dihydro-4H-imidazol-4-one