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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Oxo-(3H)-5-methylimidazo<1,2-a>pyridinium 61109-02-2 C8H8N2O*ClH
    2-Oxo-(3H)-5-methylimidazo<1,2-a>pyridinium
    —— 2,2'-[6-(2,2,3,3,4,4,5,5-octafluoro-pentyloxy)-[1,3,5]triazin-2,4-diyldiamino]-bis-ethanol 61206-98-2 C12H15F8N5O3
    2,2'-[6-(2,2,3,3,4,4,5,5-octafluoro-pentyloxy)-[1,3,5]triazin-2,4-diyldiamino]-bis-ethanol
    —— 2-[(3S,4R)-3-[(1'R)-1-allyloxycarbonyloxyethyl]4-triphenylmethylthio-2-oxo-azetidin-1-yl]-2-triphenylphosphoranylideneacetic acid allyl ester 97609-10-4 C51H46NO6PS
    2-[(3S,4R)-3-[(1'R)-1-allyloxycarbonyloxyethyl]4-triphenylmethylthio-2-oxo-azetidin-1-yl]-2-triphenylphosphoranylideneacetic acid allyl ester
    —— 2-[(2S,3R)-3-(2,5-dimethoxyphenyl)butan-2-yl]-1,4-dimethoxybenzene 89691-52-1 C20H26O4
    2-[(2S,3R)-3-(2,5-dimethoxyphenyl)butan-2-yl]-1,4-dimethoxybenzene
    —— 2,2-dimorpholinoethanal N,N-dimethylhydrazone 123282-96-2 C12H24N4O2
    2,2-dimorpholinoethanal N,N-dimethylhydrazone
    —— 2-fluoro-8,9-dihydro-6-p-tolyl-7-azapyrrolizino[1,2-c]quinolin-11-one 1327166-84-6 C20H14FN3O
    2-fluoro-8,9-dihydro-6-p-tolyl-7-azapyrrolizino[1,2-c]quinolin-11-one
    —— 2-fluoro-N-[6-[(4-fluoro-phenyl)-methylamino]-2-morpholino-3-pyridyl]-pyridine-3-carboxamide 1228076-26-3 C22H21F2N5O2
    2-fluoro-N-[6-[(4-fluoro-phenyl)-methylamino]-2-morpholino-3-pyridyl]-pyridine-3-carboxamide
    —— (2S)-3-methyl-2-[2-[3-[5-[4-(2-methylphenyl)-3-(trifluoromethyl)phenyl]-1,2,4-oxadiazol-3-yl]phenyl]ethylamino]butanoic acid 1355158-38-1 C29H28F3N3O3
    (2S)-3-methyl-2-[2-[3-[5-[4-(2-methylphenyl)-3-(trifluoromethyl)phenyl]-1,2,4-oxadiazol-3-yl]phenyl]ethylamino]butanoic acid
    —— 2-(2,5-dimethoxyphenyl)-3-phenylallylacetate 1578259-33-2 C19H20O4
    2-(2,5-dimethoxyphenyl)-3-phenylallylacetate
    —— 2,4-Dichlor-6-<methoxy-chlor-isocyanato>-1,3,5-triazin 10050-03-0 C5H3Cl3N4O
    2,4-Dichlor-6-<methoxy-chlor-isocyanato>-1,3,5-triazin
    —— 2,5-Bis-(chlormethyl)-selenophen 25048-66-2 C6H6Cl2Se
    2,5-Bis-(chlormethyl)-selenophen
    —— (2,6-bis((tert-butylthio)methyl)pyridine)(1,2,3,4-tetrakis(methoxycarbonyl)buta-1,3-diene-1,4-diyl)palladium 869966-87-0 C27H37NO8PdS2
    (2,6-bis((tert-butylthio)methyl)pyridine)(1,2,3,4-tetrakis(methoxycarbonyl)buta-1,3-diene-1,4-diyl)palladium
    —— ((2R,3S,5R)-3-(4-methylbenzoyloxy)-5-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)tetrahydrofuran-2-yl)methyl 4-methylbenzoate 1493792-08-7 C28H26N2O6
    ((2R,3S,5R)-3-(4-methylbenzoyloxy)-5-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)tetrahydrofuran-2-yl)methyl 4-methylbenzoate
    —— 2-chloroallyl 5-(2,2-dimethylhydrazinyl)-2,2-dimethyl-4H-1,3-dioxine-6-carboxylate 1362386-85-3 C12H19ClN2O4
    2-chloroallyl 5-(2,2-dimethylhydrazinyl)-2,2-dimethyl-4H-1,3-dioxine-6-carboxylate
    —— 2-(cyclopenten-1-yl)-5-(15-fluoro-8-oxa-3,10-diazatetracyclo[8.7.0.02,7.011,16]heptadeca-1(17),2(7),3,5,11(16),12,14-heptaen-4-yl)-N-methyl-6-[methyl(methylsulfonyl)amino]-1-benzofuran-3-carboxamide 1622052-88-3 C31H27FN4O5S
    2-(cyclopenten-1-yl)-5-(15-fluoro-8-oxa-3,10-diazatetracyclo[8.7.0.02,7.011,16]heptadeca-1(17),2(7),3,5,11(16),12,14-heptaen-4-yl)-N-methyl-6-[methyl(methylsulfonyl)amino]-1-benzofuran-3-carboxamide
    —— 2.2-Diaethyl-4-phenyl-imidazolin-Δ<sup>3</sup>-thion-(5) 5955-38-4 C13H16N2S
    2.2-Diaethyl-4-phenyl-imidazolin-Δ<sup>3</sup>-thion-(5)
    —— (2-acetyl-1-oxothiolan-3-yl)methyl benzoate 206061-44-1 C14H16O4S
    (2-acetyl-1-oxothiolan-3-yl)methyl benzoate
    —— 2-[(3-methoxyphenyl)diazenyl]-1-phenylbutane-1,3-dione 75201-68-2 C17H16N2O3
    2-[(3-methoxyphenyl)diazenyl]-1-phenylbutane-1,3-dione
    —— 2-((3-(3-bromophenyl)-3-chloroallyl)oxy)-5-chlorobenzaldehyde 1456791-96-0 C16H11BrCl2O2
    2-((3-(3-bromophenyl)-3-chloroallyl)oxy)-5-chlorobenzaldehyde
    —— 2-Nitro-1-butyloxy-4-trifluormethylsulfonyl-benzol 795-04-0 C11H12F3NO5S
    2-Nitro-1-butyloxy-4-trifluormethylsulfonyl-benzol
    —— 2-(3-{[(2-difluoromethoxy-benzyl)-((S)-1-dimethylaminomethyl-3,3-dimethyl-butyl)amino]-methyl}-benzyl)-1,1-dioxo-1λ6-isothiazolidine-3-carboxylic acid ((1S,2S,3S,5R)-2,6,6-trimethyl-bicyclo[3.1.1]hept-3-yl)-amide trifluoroacetate 1308661-51-9 C2HF3O2*C39H58F2N4O4S
    2-(3-{[(2-difluoromethoxy-benzyl)-((S)-1-dimethylaminomethyl-3,3-dimethyl-butyl)amino]-methyl}-benzyl)-1,1-dioxo-1λ6-isothiazolidine-3-carboxylic acid ((1S,2S,3S,5R)-2,6,6-trimethyl-bicyclo[3.1.1]hept-3-yl)-amide trifluoroacetate
    —— 2-(but-3-yn-1-yl)-4-fluoro-3',5'-dimethoxy-1,1'-biphenyl 1624332-65-5 C18H17FO2
    2-(but-3-yn-1-yl)-4-fluoro-3',5'-dimethoxy-1,1'-biphenyl
    —— 2-acetoxyethyl β-D-glucopyranoside tetraacetate 91259-87-9 C18H26O12
    2-acetoxyethyl β-D-glucopyranoside tetraacetate
    —— (2-benzoyl-5-oxo-1,3,5-triphenyl-pentyl)-malonic acid diethyl ester 857803-99-7 C37H36O6
    (2-benzoyl-5-oxo-1,3,5-triphenyl-pentyl)-malonic acid diethyl ester
    —— 2-[6-(4-chlorophenyl)-1-methyl-8-(methyloxy)-4H-[1,2,4]triazolo[4,3-a][1,4]benzodiazepin-4-yl]-N-1,3-thiazol-2-ylacetamide 1300746-48-8 C23H19ClN6O2S
    2-[6-(4-chlorophenyl)-1-methyl-8-(methyloxy)-4H-[1,2,4]triazolo[4,3-a][1,4]benzodiazepin-4-yl]-N-1,3-thiazol-2-ylacetamide
    —— (2-thiocyanato-phenylsulfanyl)-acetic acid 114380-00-6 C9H7NO2S2
    (2-thiocyanato-phenylsulfanyl)-acetic acid
    —— (2E,4E)-dimethyl 2-(4-methylbenzyl)-3-pentylhexa-2,4-dienedioate 1380584-68-8 C21H28O4
    (2E,4E)-dimethyl 2-(4-methylbenzyl)-3-pentylhexa-2,4-dienedioate
    —— 2-(2-Naphthyl)-2-thiomethoxy-1,3-dithiane 128155-59-9 C15H16S3
    2-(2-Naphthyl)-2-thiomethoxy-1,3-dithiane
    —— 2-Ethyl-1,3-dipropyl-4,5,6,7-tetrahydroisoindole 1415808-95-5 C16H27N
    2-Ethyl-1,3-dipropyl-4,5,6,7-tetrahydroisoindole
    —— (2S)-3-hydroxy-2-(N-benzyloxyamino)-2-methylpropionic acid 211188-29-3 C11H15NO4
    (2S)-3-hydroxy-2-(N-benzyloxyamino)-2-methylpropionic acid
    —— 2-(trimethylsilyl)triphenylenyl 1-trifluoromethanesulfonate 1067646-60-9 C22H19F3O3SSi
    2-(trimethylsilyl)triphenylenyl 1-trifluoromethanesulfonate
    —— 2-Chloro-4-(fluorosulfonyl)benzoic acid 1934852-61-5 C7H4ClFO4S
    2-Chloro-4-(fluorosulfonyl)benzoic acid
    —— 2-[Bis-(tert-butyl-dimethyl-silanyl)-methylsulfanyl]-tetrahydro-furan 98194-97-9 C17H38OSSi2
    2-[Bis-(tert-butyl-dimethyl-silanyl)-methylsulfanyl]-tetrahydro-furan
    —— 2-(8-chloro-5-methyl-2,4-dioxo-2,3,4,5-tetrahydro-benzo[<i>b</i>][1,4]diazepin-1-yl)-benzonitrile 26440-65-3 C17H12ClN3O2
    2-(8-chloro-5-methyl-2,4-dioxo-2,3,4,5-tetrahydro-benzo[<i>b</i>][1,4]diazepin-1-yl)-benzonitrile
    —— 2,3'-Dimethyl-4-ethoxybenzophenon 41321-73-7 C17H18O2
    2,3'-Dimethyl-4-ethoxybenzophenon
    —— 2-(2,2-dimethylpropanoyl)-3-phenylspiro[cyclopropane-1,2'-indan]-1',3'-dione 1240493-87-1 C22H20O3
    2-(2,2-dimethylpropanoyl)-3-phenylspiro[cyclopropane-1,2'-indan]-1',3'-dione
    —— 2-azido-5-O-benzoyl-2,3-dideoxy-3-fluoro-α-D-ribofuranoside 133776-11-1 C13H14FN3O4
    2-azido-5-O-benzoyl-2,3-dideoxy-3-fluoro-α-D-ribofuranoside
    —— 2-(2-buten-2-yl)-3-p-tolyl-4-(methylvinylmethylidene)-6-methyl-3,4-dihydroquinazoline 89848-02-2 C24H26N2
    2-(2-buten-2-yl)-3-p-tolyl-4-(methylvinylmethylidene)-6-methyl-3,4-dihydroquinazoline
    —— [(2S,3R,4S,6R)-2-[[(1S,2R,5R,7R,8R,9R,11R,13R,14R)-15-(1-benzhydrylazetidin-3-yl)-2-ethyl-9-methoxy-1,5,7,9,11,13-hexamethyl-4,6,12,16-tetraoxo-3,17-dioxa-15-azabicyclo[12.3.0]heptadecan-8-yl]oxy]-4-(dimethylamino)-6-methyloxan-3-yl] acetate 893565-93-0 C49H69N3O11
    [(2S,3R,4S,6R)-2-[[(1S,2R,5R,7R,8R,9R,11R,13R,14R)-15-(1-benzhydrylazetidin-3-yl)-2-ethyl-9-methoxy-1,5,7,9,11,13-hexamethyl-4,6,12,16-tetraoxo-3,17-dioxa-15-azabicyclo[12.3.0]heptadecan-8-yl]oxy]-4-(dimethylamino)-6-methyloxan-3-yl] acetate
    —— 2-hydroxy-4-methoxy-3-nitrobenzoic acid 1110640-46-4 C8H7NO6
    2-hydroxy-4-methoxy-3-nitrobenzoic acid
    —— 2-chloro-4-(5-(4-isobutoxy-3-nitrophenyl)-1H-1,2,4-triazol-3-yl)-6-methylpyridine 1118550-07-4 C18H18ClN5O3
    2-chloro-4-(5-(4-isobutoxy-3-nitrophenyl)-1H-1,2,4-triazol-3-yl)-6-methylpyridine
    —— 2-Carboxy-4-oxo-6,6,11-trimethyl-4H,6H-[2]-benzopyrano-[3,4-f]-[1]-benzopyran 57394-55-5 C20H16O5
    2-Carboxy-4-oxo-6,6,11-trimethyl-4H,6H-[2]-benzopyrano-[3,4-f]-[1]-benzopyran
    —— 2,4,6-tribromo-benzenediazonium; chloride 20893-79-2 C6H2Br3N2*Cl
    2,4,6-tribromo-benzenediazonium; chloride
    —— 2-azidocyclooctan-1-ol 1403562-35-5 C8H15N3O
    2-azidocyclooctan-1-ol
    —— 2-BROMOPENTANE 107-81-3 C5H11Br
    2-BROMOPENTANE
    —— 2-[(<i>E</i>)-2-(4-chloro-phenyl)-benzo[<i>d</i>][1,3]thiazin-4-ylidene]-1-phenyl-ethanone 69703-51-1 C22H14ClNOS
    2-[(<i>E</i>)-2-(4-chloro-phenyl)-benzo[<i>d</i>][1,3]thiazin-4-ylidene]-1-phenyl-ethanone
    —— (2S,3R,5R)-3-allyl-2-(3,4-dimethoxyphenyl)-5-[(S)-(3,4-dimethoxyphenyl)(triisopropylsilyloxy)methyl]tetrahydropyran 1185581-32-1 C34H52O6Si
    (2S,3R,5R)-3-allyl-2-(3,4-dimethoxyphenyl)-5-[(S)-(3,4-dimethoxyphenyl)(triisopropylsilyloxy)methyl]tetrahydropyran
    —— [[2-(2-chloroethoxy)ethyl]sulfonyl]ethene 170135-58-7 C6H11ClO3S
    [[2-(2-chloroethoxy)ethyl]sulfonyl]ethene
    —— 2-tert-butyl-3-(methylsulfonyl)-5-nitro-1H-indole 1404202-94-3 C13H16N2O4S
    2-tert-butyl-3-(methylsulfonyl)-5-nitro-1H-indole
    —— 2-benzoyloxy-1,2,5-triphenyl-pentane-1,5-dione 115099-27-9 C30H24O4
    2-benzoyloxy-1,2,5-triphenyl-pentane-1,5-dione