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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,4-dichloro-3,5,7-trimethyl-[1,8]naphthyridine 114795-80-1 C11H10Cl2N2
    2,4-dichloro-3,5,7-trimethyl-[1,8]naphthyridine
    —— 2-amino-1-(4-methoxyphenyl)-4-chloro-1H-imidazole-5-carbonitrile 1384471-41-3 C11H9ClN4O
    2-amino-1-(4-methoxyphenyl)-4-chloro-1H-imidazole-5-carbonitrile
    —— (2R,2'R)-2,2'-((pyridine-2,6-dicarbonyl)bis(azanediyl))bis(3-mercaptopropanoic acid) 1446416-99-4 C13H15N3O6S2
    (2R,2'R)-2,2'-((pyridine-2,6-dicarbonyl)bis(azanediyl))bis(3-mercaptopropanoic acid)
    —— 2-((6-methoxynaphthalen-1-yl)methyl)pyrrolidine 82589-43-3 C16H19NO
    2-((6-methoxynaphthalen-1-yl)methyl)pyrrolidine
    —— 2-(trans(?)-2-benzo[1,3]dioxol-5-yl-vinyl)-5-methoxy-chromen-4-one 110937-48-9 C19H14O5
    2-(trans(?)-2-benzo[1,3]dioxol-5-yl-vinyl)-5-methoxy-chromen-4-one
    —— (2S,3S)-N-benzyl-2-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]-3-(2-iodo-4-nitrophenoxy)-1-(4-methoxyphenyl)-4-oxoazetidine-3-carboxamide 1393596-21-8 C29H28IN3O8
    (2S,3S)-N-benzyl-2-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]-3-(2-iodo-4-nitrophenoxy)-1-(4-methoxyphenyl)-4-oxoazetidine-3-carboxamide
    —— 2-(3,4,5-trimethoxyphenyl)imidazo[1,2-a]pyrazin-3-amine 1415132-88-5 C15H16N4O3
    2-(3,4,5-trimethoxyphenyl)imidazo[1,2-a]pyrazin-3-amine
    —— 2-trifluorophenyl 3,4,6-tri-O-acetyl-2-deoxy-2-o-trifluoromethylbenzylideneamino-α-D-glucopyranosyl-(1→4)-2,3-di-O-isopropylidene-1-thiol-α-L-rhamnopyranoside 1391598-29-0 C36H39F6NO11S
    2-trifluorophenyl 3,4,6-tri-O-acetyl-2-deoxy-2-o-trifluoromethylbenzylideneamino-α-D-glucopyranosyl-(1→4)-2,3-di-O-isopropylidene-1-thiol-α-L-rhamnopyranoside
    —— 2-[(benzyloxy)imino]-N-(4-phenylphenyl)acetamide 1421739-66-3 C21H18N2O2
    2-[(benzyloxy)imino]-N-(4-phenylphenyl)acetamide
    —— 2-Methyl-acrylic acid (1S,2R)-1-[(S)-2-(tert-butyl-dimethyl-silanyloxy)-3-(4-methoxy-benzyloxy)-propyl]-2-methyl-but-3-enyl ester 835929-54-9 C26H42O5Si
    2-Methyl-acrylic acid (1S,2R)-1-[(S)-2-(tert-butyl-dimethyl-silanyloxy)-3-(4-methoxy-benzyloxy)-propyl]-2-methyl-but-3-enyl ester
    —— 2-amino-8-methyl-4-oxo-3,4,5,6,7,8-hexahydro-pteridine-6-carbonitrile 63954-42-7 C8H10N6O
    2-amino-8-methyl-4-oxo-3,4,5,6,7,8-hexahydro-pteridine-6-carbonitrile
    —— 2,13-Dithia<14>(4,4'')-o-terphenylophan 63475-64-9 C30H36S2
    2,13-Dithia<14>(4,4'')-o-terphenylophan
    —— 2-Formyl-2.5.5-triethoxy-2.3-dihydro-γ-pyran 56545-59-6 C12H22O5
    2-Formyl-2.5.5-triethoxy-2.3-dihydro-γ-pyran
    —— 2-hydroxy-2-[3-(4-nitrophenoxy)phenyl]acetonitrile 474457-53-9 C14H10N2O4
    2-hydroxy-2-[3-(4-nitrophenoxy)phenyl]acetonitrile
    —— 2-Phenylaminoethansulfonyl-aceton 108046-48-6 C11H15NO3S
    2-Phenylaminoethansulfonyl-aceton
    —— (2S,3R,4E)-3-benzoyloxy-2-hexadecanoylamino-1-[2-O-(3,3-di-tert-butyloxycarbonylpropyl)-3-O-benzoyl-α-D-galactopyranosyloxy]-4-octadecene 206856-98-6 C67H107NO14
    (2S,3R,4E)-3-benzoyloxy-2-hexadecanoylamino-1-[2-O-(3,3-di-tert-butyloxycarbonylpropyl)-3-O-benzoyl-α-D-galactopyranosyloxy]-4-octadecene
    —— (2R,4R,5S,10R,11S,13R,20S)-7,11-dihydroxy-4-(hydroxymethyl)-20-methyl-7-oxo-3,6,8,26-tetraoxa-1,14,16,22-tetraza-7lambda5-phosphapentacyclo[18.3.1.12,5.110,13.114,18]heptacos-18(25)-ene-15,17,21,23-tetrone 171755-06-9 C20H27N4O12P
    (2R,4R,5S,10R,11S,13R,20S)-7,11-dihydroxy-4-(hydroxymethyl)-20-methyl-7-oxo-3,6,8,26-tetraoxa-1,14,16,22-tetraza-7lambda5-phosphapentacyclo[18.3.1.12,5.110,13.114,18]heptacos-18(25)-ene-15,17,21,23-tetrone
    —— (2E,6E)-4,4,7-trimethyl-11-methylene-10-(2,3,4-trimethoxyphenyl)cycloundeca-2,6-dienone 1529516-14-0 C24H32O4
    (2E,6E)-4,4,7-trimethyl-11-methylene-10-(2,3,4-trimethoxyphenyl)cycloundeca-2,6-dienone
    —— 2-(5-methyl-3-(4-(trifluoromethyl)phenyl)isoxazole-4-carbonyl)-N-phenylhydrazine-1-carbothioamide 1421790-34-2 C19H15F3N4O2S
    2-(5-methyl-3-(4-(trifluoromethyl)phenyl)isoxazole-4-carbonyl)-N-phenylhydrazine-1-carbothioamide
    —— (2R,3R,4R)-3,4-(O-isopropylidene)-1,1-difluoro-1-(phenylselanyl)-hex-5-yn-2,3,4-triol 1359718-02-7 C15H16F2O3Se
    (2R,3R,4R)-3,4-(O-isopropylidene)-1,1-difluoro-1-(phenylselanyl)-hex-5-yn-2,3,4-triol
    —— 2-[1-(4-aminobutyl)hexahydro-1H-azepin-4-yl]-4-[(4-chlorophenyl)methyl]-1(2H)-phthalazinone hydrochloride 955359-95-2 C25H31ClN4O*ClH
    2-[1-(4-aminobutyl)hexahydro-1H-azepin-4-yl]-4-[(4-chlorophenyl)methyl]-1(2H)-phthalazinone hydrochloride
    —— 2-<2-(chlorophenyl)-1-(ethoxycarbonyl)-1-ethenyl>-4-pentenoic acid 218961-06-9 C16H17ClO4
    2-<2-(chlorophenyl)-1-(ethoxycarbonyl)-1-ethenyl>-4-pentenoic acid
    —— 2,3-diethyl 4,5-dimethyl 1-(4-methoxyphenyl)-1H-pyrrole-2,3,4,5-tetracarboxylate 1430221-83-2 C21H23NO9
    2,3-diethyl 4,5-dimethyl 1-(4-methoxyphenyl)-1H-pyrrole-2,3,4,5-tetracarboxylate
    —— (2Z,5Z,8Z,11Z)-1-bromoheptadeca-2,5,8,11-tetraene 1079399-60-2 C17H27Br
    (2Z,5Z,8Z,11Z)-1-bromoheptadeca-2,5,8,11-tetraene
    —— 2,3-dihydro-2-phenyl-3-(3-nitrophenyl)benzo<h>quinazolin-4(1H)-one 103588-99-4 C24H17N3O3
    2,3-dihydro-2-phenyl-3-(3-nitrophenyl)benzo<h>quinazolin-4(1H)-one
    —— 2,2,2-Trichloro-1-(2,2-dimethyl-[1,3]dioxolan-4-ylmethoxy)-ethanol 53256-86-3 C8H13Cl3O4
    2,2,2-Trichloro-1-(2,2-dimethyl-[1,3]dioxolan-4-ylmethoxy)-ethanol
    —— 2,4-dimethyl-5-(ethoxycarbonyl)-1H-pyrrole-3-undecanoic acid methyl ester 143814-67-9 C21H35NO4
    2,4-dimethyl-5-(ethoxycarbonyl)-1H-pyrrole-3-undecanoic acid methyl ester
    —— 2-(Bromomethyl)-2-bromoadamantane 31482-53-8 C11H16Br2
    2-(Bromomethyl)-2-bromoadamantane
    —— 2<i>endo</i>,3<i>endo</i>-dimethyl-norbornan-7-one 144668-89-3 C9H14O
    2<i>endo</i>,3<i>endo</i>-dimethyl-norbornan-7-one
    —— (2R)-2-amino-1-[4-{6-amino-7-[(1R)-1-(2,6-dichloro-3-fluoro-phenyl)ethoxy]furo[3,2-c]pyridin-3-yl}-3,6-dihydropyridin-1(2H)-yl]-3-(1H-imidazol-5-yl)propan-1-one 1175299-33-8 C26H25Cl2FN6O3
    (2R)-2-amino-1-[4-{6-amino-7-[(1R)-1-(2,6-dichloro-3-fluoro-phenyl)ethoxy]furo[3,2-c]pyridin-3-yl}-3,6-dihydropyridin-1(2H)-yl]-3-(1H-imidazol-5-yl)propan-1-one
    —— 2,4-dioxopentan-3-yl(triphenyl)arsanium;bromide 114439-53-1 Br*C23H22AsO2
    2,4-dioxopentan-3-yl(triphenyl)arsanium;bromide
    —— 2α-(2-hydroxyethyl)-3β-<3α-(2-tetrahydrofuryloxy)-trans-1-octenyl>-4α-(2-tetrahydrofuryloxy)-1α-cyclopentanol 119265-22-4 C23H40O6
    2α-(2-hydroxyethyl)-3β-<3α-(2-tetrahydrofuryloxy)-trans-1-octenyl>-4α-(2-tetrahydrofuryloxy)-1α-cyclopentanol
    —— 2,2'-difluoro-4,4'-bis[5-(4-octyloxyphenyl)-1,3,4-oxadiazol-2-yl]biphenyl 1155408-64-2 C44H48F2N4O4
    2,2'-difluoro-4,4'-bis[5-(4-octyloxyphenyl)-1,3,4-oxadiazol-2-yl]biphenyl
    —— 2-(3,5-dimethyl-1H-pyrazol-1-yl)-4-(p-tolylsulfonyl)-1,3-thiazole-5-thiol 1172136-02-5 C15H15N3O2S3
    2-(3,5-dimethyl-1H-pyrazol-1-yl)-4-(p-tolylsulfonyl)-1,3-thiazole-5-thiol
    —— 2-isopropyl-5,5-dimethyl-2-oxo-1,3-dioxo-2-phosphacyclohexane 205755-99-3 C8H17O3P
    2-isopropyl-5,5-dimethyl-2-oxo-1,3-dioxo-2-phosphacyclohexane
    —— 2-hydroxy-3,5-dinitro-[1,4]naphthoquinone 103039-62-9 C10H4N2O7
    2-hydroxy-3,5-dinitro-[1,4]naphthoquinone
    —— (2,6-dimethoxy-1-methylcyclohexa-2,5-dienyl)trimethylsilane 304915-86-4 C12H22O2Si
    (2,6-dimethoxy-1-methylcyclohexa-2,5-dienyl)trimethylsilane
    —— 2-(3-Benzyloxymethyl-oxiranyl)-[1,3]dioxolane 99883-88-2 C13H16O4
    2-(3-Benzyloxymethyl-oxiranyl)-[1,3]dioxolane
    —— 2-amino-3-nitrothioxanth-9-one-10,10-dioxide 109702-81-0 C13H8N2O5S
    2-amino-3-nitrothioxanth-9-one-10,10-dioxide
    —— 2-(trimethylsilyl)ethyl [(6-O-acetyl-2,3-di-O-methyl-α-D-glucopyranosyl)-(1->4)]3-6-O-acetyl-2,3-di-O-methyl-α-D-glucopyranoside 202647-92-5 C45H78O25Si
    2-(trimethylsilyl)ethyl [(6-O-acetyl-2,3-di-O-methyl-α-D-glucopyranosyl)-(1->4)]3-6-O-acetyl-2,3-di-O-methyl-α-D-glucopyranoside
    —— 2-bromo-5-(2-ethylhexylthio)thiophene 1574519-49-5 C12H19BrS2
    2-bromo-5-(2-ethylhexylthio)thiophene
    —— 2-methoxyethyl 6-amino-5-cyano-2-methyl-4-(1-naphthyl)-4H-pyran-3-carboxylate 1086193-91-0 C21H20N2O4
    2-methoxyethyl 6-amino-5-cyano-2-methyl-4-(1-naphthyl)-4H-pyran-3-carboxylate
    —— 2-[1(R)-methyl-2-oxo-2-(5-oxo-2(S),3(R)-diphenyl-pyrrolidin-1-yl)-ethyl]-isoindole-1,3-dione 548488-27-3 C27H22N2O4
    2-[1(R)-methyl-2-oxo-2-(5-oxo-2(S),3(R)-diphenyl-pyrrolidin-1-yl)-ethyl]-isoindole-1,3-dione
    —— 2-(1-Methylcarbamoyl-1H-benzoimidazol-2-ylsulfanyl)-3-oxo-butyric acid ethyl ester 98154-66-6 C15H17N3O4S
    2-(1-Methylcarbamoyl-1H-benzoimidazol-2-ylsulfanyl)-3-oxo-butyric acid ethyl ester
    —— 2-(3-chloro-4-fluorophenyl)-N-(3,4-dimethylisoxazol-5-yl)-2-hydroxy-7-azaspiro[3.5]nonane-7-carboxamide 1225275-88-6 C20H23ClFN3O3
    2-(3-chloro-4-fluorophenyl)-N-(3,4-dimethylisoxazol-5-yl)-2-hydroxy-7-azaspiro[3.5]nonane-7-carboxamide
    —— 2-{[3-(tert-Butoxycarbonylamino)propionyl]amino}-5-(4-chlorophenyl) indan-2-carboxylic acid 907947-16-4 C24H27ClN2O5
    2-{[3-(tert-Butoxycarbonylamino)propionyl]amino}-5-(4-chlorophenyl) indan-2-carboxylic acid
    —— 2-{5-[1-{4-[(3-methoxypropyl)sulfonyl]phenyl}-2-(tetrahydro-2H-pyran-4-yl)ethyl]-1H-pyrrol-2-yl}pyridine 1080062-56-1 C26H32N2O4S
    2-{5-[1-{4-[(3-methoxypropyl)sulfonyl]phenyl}-2-(tetrahydro-2H-pyran-4-yl)ethyl]-1H-pyrrol-2-yl}pyridine
    —— 2-acetamido-1,6-anhydro-3-O-benzyl-2-deoxy-4-O-(2-O-acetyl-3-O-allyl-4,6-di-O-benzyl-β-D-mannopyranosyl)-β-D-glucopyranose 88087-38-1 C40H47NO11
    2-acetamido-1,6-anhydro-3-O-benzyl-2-deoxy-4-O-(2-O-acetyl-3-O-allyl-4,6-di-O-benzyl-β-D-mannopyranosyl)-β-D-glucopyranose
    —— 2-(4-ethyl-2-oxomorpholin-3-yl)acetic acid 1204519-00-5 C8H13NO4
    2-(4-ethyl-2-oxomorpholin-3-yl)acetic acid
    —— 2-Amino-3-p-tolylazo-azulene-1-carbonitrile 96286-53-2 C18H14N4
    2-Amino-3-p-tolylazo-azulene-1-carbonitrile