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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,3-dihydro-1-((methoxycarbonyl)methyl)benz<e>indene 141943-15-9 C16H16O2
    2,3-dihydro-1-((methoxycarbonyl)methyl)benz<e>indene
    —— 2-[2-(2-Methoxyethoxymethoxy)ethyl]cyclopentane-1,3-dione 859170-79-9 C11H18O5
    2-[2-(2-Methoxyethoxymethoxy)ethyl]cyclopentane-1,3-dione
    —— 2,3-dimethoxy-N-(pyridin-4-yl)benzamide hydrobromide 1263079-07-7 BrH*C14H14N2O3
    2,3-dimethoxy-N-(pyridin-4-yl)benzamide hydrobromide
    —— 2-Thiophen-2-yl-9-(trifluoromethyl)fluoren-9-ol 1220962-22-0 C18H11F3OS
    2-Thiophen-2-yl-9-(trifluoromethyl)fluoren-9-ol
    —— 2-chloro-3,5-dimethoxy-6-methylbenzoic acid methyl ester 1002719-51-8 C11H13ClO4
    2-chloro-3,5-dimethoxy-6-methylbenzoic acid methyl ester
    —— 2-(4-chloro-N-propylanilino)-6,8-dimethyl-1,3-benzothiazin-4-one 1134535-61-7 C19H19ClN2OS
    2-(4-chloro-N-propylanilino)-6,8-dimethyl-1,3-benzothiazin-4-one
    —— 2-benzyl-6-(2-boronic acid-5-methoxy-benzylamino)-benzo[de]isoquinoline-1,3-dione 1032703-68-6 C27H23BN2O5
    2-benzyl-6-(2-boronic acid-5-methoxy-benzylamino)-benzo[de]isoquinoline-1,3-dione
    —— 2-(4-{[6-(1H-1,3-benzodiazol-6-yl)imidazo[1,2-a]pyrazin-8-yl]amino}phenyl)-1,1,1,3,3,3-hexafluoropropan-2-ol 1229208-23-4 C22H14F6N6O
    2-(4-{[6-(1H-1,3-benzodiazol-6-yl)imidazo[1,2-a]pyrazin-8-yl]amino}phenyl)-1,1,1,3,3,3-hexafluoropropan-2-ol
    —— 2-methyl-1-(2-methoxyphenyl)-3-buten-1-ol 134679-57-5 C12H16O2
    2-methyl-1-(2-methoxyphenyl)-3-buten-1-ol
    —— 2<sup>II-VIII</sup>,3<sup>II-VIII</sup>,6<sup>I-VIII</sup>-docosa-O-methyl-2<sup>I</sup>,3<sup>I</sup>-O-(o-xylylene)cyclomaltooctaose 1262589-45-6 C78H130O40
    2<sup>II-VIII</sup>,3<sup>II-VIII</sup>,6<sup>I-VIII</sup>-docosa-O-methyl-2<sup>I</sup>,3<sup>I</sup>-O-(o-xylylene)cyclomaltooctaose
    —— 2-[3-(4-Fluoro-3-methylphenyl)-5-propan-2-ylpyrazol-1-yl]-1-(4-pyridin-2-ylpiperazin-1-yl)ethanone 1439294-11-7 C24H28FN5O
    2-[3-(4-Fluoro-3-methylphenyl)-5-propan-2-ylpyrazol-1-yl]-1-(4-pyridin-2-ylpiperazin-1-yl)ethanone
    —— 2-hydroperfluorocaproyl fluoride phenylhydrazone 82943-29-1 C12H7F11N2
    2-hydroperfluorocaproyl fluoride phenylhydrazone
    —— 2-Ethoxy-3,4-furandicarbonsaeure-diethylester 78503-10-3 C12H16O6
    2-Ethoxy-3,4-furandicarbonsaeure-diethylester
    —— 2-[(E)-3-phenylprop-2-enylamino]benzaldehyde oxime 876609-86-8 C16H16N2O
    2-[(E)-3-phenylprop-2-enylamino]benzaldehyde oxime
    —— 2-(3-chloro-5-fluoro-4-hydroxy-phenyl)-7-methyl-3-phenyl-benzofuran-5-ol 1191045-88-1 C21H14ClFO3
    2-(3-chloro-5-fluoro-4-hydroxy-phenyl)-7-methyl-3-phenyl-benzofuran-5-ol
    —— 2-(1-benzoylpiperidin-4-ylidene)-N-hydroxyacetamide 1188414-86-9 C14H16N2O3
    2-(1-benzoylpiperidin-4-ylidene)-N-hydroxyacetamide
    —— 2-[Bis-(2-chloro-ethyl)-amino]-N-(3-chloro-phenyl)-acetamide 57442-60-1 C12H15Cl3N2O
    2-[Bis-(2-chloro-ethyl)-amino]-N-(3-chloro-phenyl)-acetamide
    —— 2,3,3,3-Tetrafluor-1,1-bis-(p-methoxyphenoxy)-propen-(1) 56436-78-3 C17H14F4O4
    2,3,3,3-Tetrafluor-1,1-bis-(p-methoxyphenoxy)-propen-(1)
    —— 2,5:3,4-Di-O-methylen-D-arabinitol 55715-81-6 C7H12O5
    2,5:3,4-Di-O-methylen-D-arabinitol
    —— (2-ethylamino-ethyl)-methyl-phosphoramidic acid diisopropyl ester 52463-77-1 C11H27N2O3P
    (2-ethylamino-ethyl)-methyl-phosphoramidic acid diisopropyl ester
    —— 2-ethoxy-3-propyl-[1,3,2]oxazaphosphinane 2-oxide 33696-98-9 C8H18NO3P
    2-ethoxy-3-propyl-[1,3,2]oxazaphosphinane 2-oxide
    —— (2S,3S,4S,5R,6S)-4,5,6-Tris-benzyloxy-3-((2R,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-3-methanesulfonyloxy-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-2-carboxylic acid methyl ester 29709-37-3 C41H48O17S
    (2S,3S,4S,5R,6S)-4,5,6-Tris-benzyloxy-3-((2R,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-3-methanesulfonyloxy-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-2-carboxylic acid methyl ester
    —— 2,6-Dinitro-4-(methyl-sulfoxyl)-chlorbenzol 51486-99-8 C7H5ClN2O5S
    2,6-Dinitro-4-(methyl-sulfoxyl)-chlorbenzol
    —— [(2S,3R,4S,6R)-4-(dimethylamino)-2-[[(1R,2R,5R,7R,8R,9R,11R,12E,13S,14R)-2-ethyl-9-methoxy-1,5,7,9,11,13-hexamethyl-4,6,16-trioxo-12-[3-(5-pyridin-2-ylthiophen-2-yl)prop-2-ynoxyimino]-3,15,17-trioxabicyclo[12.3.0]heptadecan-8-yl]oxy]-6-methyloxan-3-yl] acetate 1429398-19-5 C45H61N3O12S
    [(2S,3R,4S,6R)-4-(dimethylamino)-2-[[(1R,2R,5R,7R,8R,9R,11R,12E,13S,14R)-2-ethyl-9-methoxy-1,5,7,9,11,13-hexamethyl-4,6,16-trioxo-12-[3-(5-pyridin-2-ylthiophen-2-yl)prop-2-ynoxyimino]-3,15,17-trioxabicyclo[12.3.0]heptadecan-8-yl]oxy]-6-methyloxan-3-yl] acetate
    —— 2-[1-[(2R)-2-(2-chlorophenyl)-2-(oxan-4-yloxy)ethyl]-5-methyl-6-(1,3-oxazol-2-yl)-2,4-dioxo-1H,2H,3H,4H-thieno[2,3-d]pyrimidin-3-yl]-2-methylpropanoic acid 1434639-87-8 C27H28ClN3O7S
    2-[1-[(2R)-2-(2-chlorophenyl)-2-(oxan-4-yloxy)ethyl]-5-methyl-6-(1,3-oxazol-2-yl)-2,4-dioxo-1H,2H,3H,4H-thieno[2,3-d]pyrimidin-3-yl]-2-methylpropanoic acid
    —— (2S)-5-(diaminomethylideneamino)-2-[[2-[(1S,2S)-2-methyl-1-[(2-methylpropan-2-yl)oxycarbonylamino]butyl]-1,3-oxazole-4-carbonyl]amino]pentanoic acid 1434871-62-1 C20H34N6O6
    (2S)-5-(diaminomethylideneamino)-2-[[2-[(1S,2S)-2-methyl-1-[(2-methylpropan-2-yl)oxycarbonylamino]butyl]-1,3-oxazole-4-carbonyl]amino]pentanoic acid
    —— 2-(Δ<sup>3</sup>-Cyclopentenyl)-ethylbromid 25125-25-1 C7H11Br
    2-(Δ<sup>3</sup>-Cyclopentenyl)-ethylbromid
    —— [2-[azanidylidene(diphenyl)-λ5-phosphanyl]ethyl-diphenyl-λ5-phosphanylidene]azanide;carbanide;1,2,3,4,5-pentamethylcyclopenta-1,3-diene;titanium(4+) 344780-07-0 C50H66N2P2Ti2
    [2-[azanidylidene(diphenyl)-λ5-phosphanyl]ethyl-diphenyl-λ5-phosphanylidene]azanide;carbanide;1,2,3,4,5-pentamethylcyclopenta-1,3-diene;titanium(4+)
    —— 2-(trimethylsilyl)ethyl (6-deoxy-6-methylseleno-β-D-galactopyranosyl)-(1→4)-β-D-glucopyranoside 1595121-28-0 C18H36O10SeSi
    2-(trimethylsilyl)ethyl (6-deoxy-6-methylseleno-β-D-galactopyranosyl)-(1→4)-β-D-glucopyranoside
    —— 2-(2-azido-5-bromophenyl)quinazolin-4(3H)-one 112253-86-8 C14H8BrN5O
    2-(2-azido-5-bromophenyl)quinazolin-4(3H)-one
    —— 2-[3-ethyl-6-fluoro-2(3H)-benzothiazolon-5-yl]tetrahydroimidazo[1,5-a]-pyridine-1,3(2H,5H)-dione 111332-09-3 C16H16FN3O3S
    2-[3-ethyl-6-fluoro-2(3H)-benzothiazolon-5-yl]tetrahydroimidazo[1,5-a]-pyridine-1,3(2H,5H)-dione
    —— [2-((E)-2-cyanovinyl)phenyl]phosphonic acid diethyl ester 1335044-37-5 C13H16NO3P
    [2-((E)-2-cyanovinyl)phenyl]phosphonic acid diethyl ester
    —— 2-<4-Fluor-naphthyl-(1)-methyl>-naphthalin-1-carbonsaeure 10317-67-6 C22H15FO2
    2-<4-Fluor-naphthyl-(1)-methyl>-naphthalin-1-carbonsaeure
    —— 2,2-bis(ethylthio)-2-(3-oxocyclohexyl)ethanal 87921-15-1 C12H20O2S2
    2,2-bis(ethylthio)-2-(3-oxocyclohexyl)ethanal
    —— 2-Nitro-1.3-diamino-fluorenon-(9) 96461-22-2 C13H9N3O3
    2-Nitro-1.3-diamino-fluorenon-(9)
    —— 2-acetyl-1,2,3,4,7,8,9,10-octahydrobenzo<h>isoquinoline-1-carbonitrile 74618-45-4 C16H18N2O
    2-acetyl-1,2,3,4,7,8,9,10-octahydrobenzo<h>isoquinoline-1-carbonitrile
    —— 2-methyl-phenanthro[1,2-<i>d</i>]oxazole 64506-24-7 C16H11NO
    2-methyl-phenanthro[1,2-<i>d</i>]oxazole
    —— 2-bromotellurenyl-1-cyclohexenal 524939-79-5 C7H9BrOTe
    2-bromotellurenyl-1-cyclohexenal
    —— 2-(1-cyclooctenyl)ethyl brosylate 41299-58-5 C16H21BrO3S
    2-(1-cyclooctenyl)ethyl brosylate
    —— 2,4-di-O-acetyl-3-O-allyl-6-deoxy-α-D-glucopyranosyl trichloroacetimidate 674782-57-1 C15H20Cl3NO7
    2,4-di-O-acetyl-3-O-allyl-6-deoxy-α-D-glucopyranosyl trichloroacetimidate
    —— (2S,4R)-4-(tert-Butyl-diphenyl-silanyloxy)-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-ethyl ester 861417-83-6 C28H39NO5Si
    (2S,4R)-4-(tert-Butyl-diphenyl-silanyloxy)-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-ethyl ester
    —— 2-methyl-4-[(1Z)-3-methylbuta-1,3-dienyl]sulfanylpent-2-ene 87362-79-6 C11H18S
    2-methyl-4-[(1Z)-3-methylbuta-1,3-dienyl]sulfanylpent-2-ene
    —— 2-(2-benzylidene-3-(pentan-2-ylidenehydrazineylidene)-2,3,6,7,8,9-hexahydro-5H-thiazolo[2,3-b]quinazolin-5-yl)phenol 1265277-96-0 C28H30N4OS
    2-(2-benzylidene-3-(pentan-2-ylidenehydrazineylidene)-2,3,6,7,8,9-hexahydro-5H-thiazolo[2,3-b]quinazolin-5-yl)phenol
    —— 2-methyl-1-[4-(3-{ 1-[6-(5-methylamino-pyrazin-2-yl)-pyridin-3-yl]-cyclobutyl }-[1,2,4] oxadiazol-5-yl)-pyrazol-1-yl]-propan-2-ol 1369513-78-9 C23H26N8O2
    2-methyl-1-[4-(3-{ 1-[6-(5-methylamino-pyrazin-2-yl)-pyridin-3-yl]-cyclobutyl }-[1,2,4] oxadiazol-5-yl)-pyrazol-1-yl]-propan-2-ol
    —— (2S)-2-[[(2S)-1-[(2S)-2-[[(3S,9S,12S,15S,18S,21R,26R,29S,32S)-21-[[(2S)-2-[(2-aminoacetyl)amino]-5-(diaminomethylideneamino)pentanoyl]amino]-15-(4-aminobutyl)-9-[(2S)-butan-2-yl]-29-[(4-carboxytriazol-1-yl)methyl]-18-[(1R)-1-hydroxyethyl]-12-(hydroxymethyl)-2,8,11,14,17,20,28,31-octaoxo-23,24-dithia-1,7,10,13,16,19,27,30-octazatricyclo[30.3.0.03,7]pentatriacontane-26-carbonyl]amino]-3-phenylpropanoyl]pyrrolidine-2-carbonyl]amino]butanedioic acid 1426560-11-3 C67H101N21O21S2
    (2S)-2-[[(2S)-1-[(2S)-2-[[(3S,9S,12S,15S,18S,21R,26R,29S,32S)-21-[[(2S)-2-[(2-aminoacetyl)amino]-5-(diaminomethylideneamino)pentanoyl]amino]-15-(4-aminobutyl)-9-[(2S)-butan-2-yl]-29-[(4-carboxytriazol-1-yl)methyl]-18-[(1R)-1-hydroxyethyl]-12-(hydroxymethyl)-2,8,11,14,17,20,28,31-octaoxo-23,24-dithia-1,7,10,13,16,19,27,30-octazatricyclo[30.3.0.03,7]pentatriacontane-26-carbonyl]amino]-3-phenylpropanoyl]pyrrolidine-2-carbonyl]amino]butanedioic acid
    —— 2-[4-(4-Chloro-benzyloxy)-phenoxy]-N-(3-hydroxy-propyl)-2-methyl-propionamide 54419-09-9 C20H24ClNO4
    2-[4-(4-Chloro-benzyloxy)-phenoxy]-N-(3-hydroxy-propyl)-2-methyl-propionamide
    —— 2-Benzoylamino-4,4,4-trichloro-3-hydroxy-butyric acid 60191-60-8 C11H10Cl3NO4
    2-Benzoylamino-4,4,4-trichloro-3-hydroxy-butyric acid
    —— 2,10-dichloro-6,11b-diphenyl-11b<i>H</i>-benzo[3,4]azeto[1,2-<i>c</i>]quinazoline 60986-43-8 C26H16Cl2N2
    2,10-dichloro-6,11b-diphenyl-11b<i>H</i>-benzo[3,4]azeto[1,2-<i>c</i>]quinazoline
    —— 2-[(4-tert-butyl-benzenesulfonyl)-(6-methyl-pyridin-3-yl)-amino]-N-ethyl-N-(6-methyl-pyridin-2-ylmethyl)-acetamide 680590-88-9 C27H34N4O3S
    2-[(4-tert-butyl-benzenesulfonyl)-(6-methyl-pyridin-3-yl)-amino]-N-ethyl-N-(6-methyl-pyridin-2-ylmethyl)-acetamide
    —— 2-(difluoro(4-fluorophenyl)methyl)-7-(3,6-dihydro-2H-pyran-4-yl)-N-(5-methyl-1H-pyrazol-3-yl)quinazolin-4-amine 1362910-79-9 C24H20F3N5O
    2-(difluoro(4-fluorophenyl)methyl)-7-(3,6-dihydro-2H-pyran-4-yl)-N-(5-methyl-1H-pyrazol-3-yl)quinazolin-4-amine