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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-{[5-(4-nitrophenyl)-1,3,4-thiadiazol-2-ylimino]methyl}phenol 138019-60-0 C15H10N4O3S
    2-{[5-(4-nitrophenyl)-1,3,4-thiadiazol-2-ylimino]methyl}phenol
    —— 2-benzyl-4-(3-benzyloxycarbonylphenyl)-3-oxo-3,4-dihydropyrido[2,3-b]pyrazine 176031-93-9 C28H21N3O3
    2-benzyl-4-(3-benzyloxycarbonylphenyl)-3-oxo-3,4-dihydropyrido[2,3-b]pyrazine
    —— 2-[2-(2-bromo-benzylsulfanyl)-phenyl]-1,4,5,6-tetrahydro-pyrimidine; hydrobromide 326480-59-5 BrH*C17H17BrN2S
    2-[2-(2-bromo-benzylsulfanyl)-phenyl]-1,4,5,6-tetrahydro-pyrimidine; hydrobromide
    —— [2-(4-benzo[1,3]dioxol-5-ylmethyl-piperazin-1-yl)-5-nitro-pyrimidin-4-yl]-methyl-amine 24926-67-8 C17H20N6O4
    [2-(4-benzo[1,3]dioxol-5-ylmethyl-piperazin-1-yl)-5-nitro-pyrimidin-4-yl]-methyl-amine
    —— 2-(1-Carboxy-1-methylaethyl)-1,2-dihydro-1-isobutyryl-3-isopropyl-4-methylcinnolin 26641-49-6 C20H28N2O3
    2-(1-Carboxy-1-methylaethyl)-1,2-dihydro-1-isobutyryl-3-isopropyl-4-methylcinnolin
    —— 2-{3-[Benzyloxy-(toluene-4-sulfonyl)-amino]-propyl}-2-formylamino-malonic acid dibenzyl ester 30956-54-8 C35H36N2O8S
    2-{3-[Benzyloxy-(toluene-4-sulfonyl)-amino]-propyl}-2-formylamino-malonic acid dibenzyl ester
    —— 2-[2]naphthylamino-5,6-dihydro-[1,3]thiazin-4-one 17170-04-6 C14H12N2OS
    2-[2]naphthylamino-5,6-dihydro-[1,3]thiazin-4-one
    —— 2-(4-(6,7-dibromo-4,5-dioxo-4,5-dihydrobenzofuran-3-carbonyl)-2-methoxyphenoxy)acetonitrile 1254339-93-9 C18H9Br2NO6
    2-(4-(6,7-dibromo-4,5-dioxo-4,5-dihydrobenzofuran-3-carbonyl)-2-methoxyphenoxy)acetonitrile
    —— (2,5,8,10,12-pentathiabicyclo[7.3.0]dodeca-1(9)-ene-11-thione)silver(I) hexafluorophosphate 188599-65-7 Ag*C7H8S6*F6P
    (2,5,8,10,12-pentathiabicyclo[7.3.0]dodeca-1(9)-ene-11-thione)silver(I) hexafluorophosphate
    —— 2-({6-[(2-hydroxy-5-chlorobenzyl)amino]-9-(benzyl)-9H-purin-2-yl}amino)butan-1-ol 1257695-39-8 C23H25ClN6O2
    2-({6-[(2-hydroxy-5-chlorobenzyl)amino]-9-(benzyl)-9H-purin-2-yl}amino)butan-1-ol
    —— 2-methyl-6-(3-methylbenzene-6-id-1-yl)benzenethiolate;1,2,3,4,5-pentamethylcyclopenta-1,3-diene;rhodium(3+);trimethylphosphane 177586-18-4 C27H36PRhS
    2-methyl-6-(3-methylbenzene-6-id-1-yl)benzenethiolate;1,2,3,4,5-pentamethylcyclopenta-1,3-diene;rhodium(3+);trimethylphosphane
    —— 2-[<i>N</i>-(2,2,2-trifluoro-ethyl)-<i>m</i>-toluidino]-ethanol 323-34-2 C11H14F3NO
    2-[<i>N</i>-(2,2,2-trifluoro-ethyl)-<i>m</i>-toluidino]-ethanol
    —— 2-methyl-3(4-isopropylphenyl)propylamine 73578-08-2 C13H21N
    2-methyl-3(4-isopropylphenyl)propylamine
    —— (-)-(2R,3R,4R)-1-(3-amino-6-(3,4,5-trimethoxyphenyl)pyrazin-2-yl)-2,3-dimethylpiperidine-4-carboxylic acid 1254327-91-7 C21H28N4O5
    (-)-(2R,3R,4R)-1-(3-amino-6-(3,4,5-trimethoxyphenyl)pyrazin-2-yl)-2,3-dimethylpiperidine-4-carboxylic acid
    —— 2-Chloro-N-methyl-5-(4-methyl-5-oxo-4,5-dihydro-[1,3,4]oxadiazol-2-yl)-benzenesulfonamide 6494-06-0 C10H10ClN3O4S
    2-Chloro-N-methyl-5-(4-methyl-5-oxo-4,5-dihydro-[1,3,4]oxadiazol-2-yl)-benzenesulfonamide
    —— 2,7-dioxo-5-phenyl-1,2,4,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carboxylic acid (2-methoxyphenyl)amide 1257439-37-4 C20H16N4O4
    2,7-dioxo-5-phenyl-1,2,4,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carboxylic acid (2-methoxyphenyl)amide
    —— (2'S)-N-(tert-butoxycarbonyl)phenylalanyl-N4,N8-bis(tert-butoxycarbonyl)spermidine 202979-78-0 C31H52N4O7
    (2'S)-N-(tert-butoxycarbonyl)phenylalanyl-N4,N8-bis(tert-butoxycarbonyl)spermidine
    —— (2R)-2-(3-oxopyrrolo[4,3,2-de][2,6]naphthyridin-4(1H,3H,5H)-yl)-N-((tetrahydrofuran-2-yl)methyl)butanamide 1258066-07-7 C18H22N4O3
    (2R)-2-(3-oxopyrrolo[4,3,2-de][2,6]naphthyridin-4(1H,3H,5H)-yl)-N-((tetrahydrofuran-2-yl)methyl)butanamide
    —— 2-cyano-4,4-dimethoxy-3-methylbut-2-enamide 936919-10-7 C8H12N2O3
    2-cyano-4,4-dimethoxy-3-methylbut-2-enamide
    —— [(2S,3R,4S,6R)-2-[[(1S,2R,5R,6S,7S,8R,9R,11R,12S,13R,14R)-2,12-diethyl-6,12-dihydroxy-9-methoxy-1,5,7,9,11,13-hexamethyl-4,16-dioxo-3,17-dioxa-15-azabicyclo[12.3.0]heptadecan-8-yl]oxy]-4-(dimethylamino)-6-methyloxan-3-yl] acetate 852362-09-5 C35H62N2O11
    [(2S,3R,4S,6R)-2-[[(1S,2R,5R,6S,7S,8R,9R,11R,12S,13R,14R)-2,12-diethyl-6,12-dihydroxy-9-methoxy-1,5,7,9,11,13-hexamethyl-4,16-dioxo-3,17-dioxa-15-azabicyclo[12.3.0]heptadecan-8-yl]oxy]-4-(dimethylamino)-6-methyloxan-3-yl] acetate
    —— 2-ethyl-3-((4-N,N-dimethylamino)benzalamino)-4(3H)-quinazolinone 112447-54-8 C19H20N4O
    2-ethyl-3-((4-N,N-dimethylamino)benzalamino)-4(3H)-quinazolinone
    —— 2-Hydroxy-2-phenyl-3-piperidin-1-yl-propionic acid ethyl ester 122846-53-1 C16H23NO3
    2-Hydroxy-2-phenyl-3-piperidin-1-yl-propionic acid ethyl ester
    —— 2-hydroxy-benzaldehyde 4-o-tolyl-thiosemicarbazone 735-87-5 C15H15N3OS
    2-hydroxy-benzaldehyde 4-o-tolyl-thiosemicarbazone
    —— 2-(6-o-tolyloxypyridin-2-yl)quinazoline 1257054-77-5 C20H15N3O
    2-(6-o-tolyloxypyridin-2-yl)quinazoline
    —— 2-{2-[5-(3,4-difluorophenyl)-4H-1,2,4-triazol-3-yl]ethyl}-4-(2,2-dimethylbutyl)-N,N-dimethyl-1H-imidazole-1-sulfonamide 1021939-53-6 C21H28F2N6O2S
    2-{2-[5-(3,4-difluorophenyl)-4H-1,2,4-triazol-3-yl]ethyl}-4-(2,2-dimethylbutyl)-N,N-dimethyl-1H-imidazole-1-sulfonamide
    —— 2-((Z)-4-{[1-Phenyl-meth-(Z)-ylidene]-hydrazono}-4-p-tolyl-but-2-enoylamino)-benzoic acid 70596-89-3 C25H21N3O3
    2-((Z)-4-{[1-Phenyl-meth-(Z)-ylidene]-hydrazono}-4-p-tolyl-but-2-enoylamino)-benzoic acid
    —— 2-pyrrolidin-1-yl-cyclohept-2-enone 63788-72-7 C11H17NO
    2-pyrrolidin-1-yl-cyclohept-2-enone
    —— 2-{2-[2-(bicyclo[1.1.1]pent-1-yl)phenoxy]ethyl}-7-(4-methyl-1H-imidazol-1-yl)-3,4-dihydro-2H-pyrido[1,2-a]pyrazine-1,6-dione 1402002-63-4 C25H26N4O3
    2-{2-[2-(bicyclo[1.1.1]pent-1-yl)phenoxy]ethyl}-7-(4-methyl-1H-imidazol-1-yl)-3,4-dihydro-2H-pyrido[1,2-a]pyrazine-1,6-dione
    —— 2-chloro-4-(2-{2-cyclopentyl-5-[(5,7-dimethyl[1,2,4]triazolo[1,5-a]pyrimidin-2-yl)methyl]-4-hydroxy-6-oxo-3,6-dihydro-2H-pyran-2-yl}ethyl)benzoic acid 877132-25-7 C27H29ClN4O5
    2-chloro-4-(2-{2-cyclopentyl-5-[(5,7-dimethyl[1,2,4]triazolo[1,5-a]pyrimidin-2-yl)methyl]-4-hydroxy-6-oxo-3,6-dihydro-2H-pyran-2-yl}ethyl)benzoic acid
    —— 2-mesyloxy-5-phenoxy phenylacetic acid 73720-89-5 C15H14O6S
    2-mesyloxy-5-phenoxy phenylacetic acid
    —— 2-chloro-1-[4-(4-chloro-phenyl)-2-methyl-(R)-piperazin-1-yl]-ethanone 1043936-97-5 C13H16Cl2N2O
    2-chloro-1-[4-(4-chloro-phenyl)-2-methyl-(R)-piperazin-1-yl]-ethanone
    —— 2,4-Bis-(2,6-di-tert-butyl-cyclohexylidene)-[1,3]dithietane 112295-50-8 C30H52S2
    2,4-Bis-(2,6-di-tert-butyl-cyclohexylidene)-[1,3]dithietane
    —— 2-(4-<i>tert</i>-butyl-cyclohex-1-enyl)-benzothiazole 66730-35-6 C17H21NS
    2-(4-<i>tert</i>-butyl-cyclohex-1-enyl)-benzothiazole
    —— (2R<sup>*</sup>,5aR<sup>*</sup>,9aR<sup>*</sup>)-9H-octahydro-2,5a-methano-1-benzoxepin-8-one 121943-55-3 C11H16O2
    (2R<sup>*</sup>,5aR<sup>*</sup>,9aR<sup>*</sup>)-9H-octahydro-2,5a-methano-1-benzoxepin-8-one
    —— 2,4-dimethyl-N-phenyl-4H-1,3,5-dithiazin-6-amine;hydrochloride 109628-92-4 C11H14N2S2*ClH
    2,4-dimethyl-N-phenyl-4H-1,3,5-dithiazin-6-amine;hydrochloride
    —— 2-Propyl-cis-perhydrochinolin-5-α-ol 53472-36-9 C12H23NO
    2-Propyl-cis-perhydrochinolin-5-α-ol
    —— [2-(1-Acetyl-2-oxo-propyl)-phenyl]-acetic acid 58380-25-9 C13H14O4
    [2-(1-Acetyl-2-oxo-propyl)-phenyl]-acetic acid
    —— 2-Chlor-2-thiono-1,3,2-dithiaphosphorinan 57115-76-1 C3H6ClPS3
    2-Chlor-2-thiono-1,3,2-dithiaphosphorinan
    —— 2-pyrazinylmethyl propionate 72789-09-4 C8H10N2O2
    2-pyrazinylmethyl propionate
    —— 2-Ethyl-2,3-dimethyl-4-phenylmethyl-3-isoxazolinium-iodid 87267-32-1 C14H20NO*I
    2-Ethyl-2,3-dimethyl-4-phenylmethyl-3-isoxazolinium-iodid
    —— 2-(4-methoxyanilino)-5,5-dimethyl-4,6-dihydro-1,3-benzothiazol-7-one;hydrobromide 109317-41-1 BrH*C16H18N2O2S
    2-(4-methoxyanilino)-5,5-dimethyl-4,6-dihydro-1,3-benzothiazol-7-one;hydrobromide
    —— 2,2,5-Trimethyl-3,5-diphenyl-isoxazolidin-2-ium; iodide 85978-35-4 C18H22NO*I
    2,2,5-Trimethyl-3,5-diphenyl-isoxazolidin-2-ium; iodide
    —— 2-[(1,1-dioxidotetrahydro-2H-thiopyran-4-yl)amino]-6-(2-fluorophenoxy)-8-methylpyrido[2,3-d]pyrimidin-7(8H)-one 787542-64-7 C19H19FN4O4S
    2-[(1,1-dioxidotetrahydro-2H-thiopyran-4-yl)amino]-6-(2-fluorophenoxy)-8-methylpyrido[2,3-d]pyrimidin-7(8H)-one
    —— (2S)-N-[3-cyclopropyl-1-oxo-1-(3-(2-methylpropyl)-2-oxo-1,3,4-oxadiazolin-5-yl)-2-propyl]-2-benzyloxycarbonylamino-4-methylpentanamide 345215-11-4 C26H36N4O6
    (2S)-N-[3-cyclopropyl-1-oxo-1-(3-(2-methylpropyl)-2-oxo-1,3,4-oxadiazolin-5-yl)-2-propyl]-2-benzyloxycarbonylamino-4-methylpentanamide
    —— 2-(2-chloro-4-{2-[5-(6-chloro-[1,2,4]triazolo[1,5-a]pyrimidin-2-ylmethyl)-2-cyclopentyl-4-hydroxy-6-oxo-3,6-dihydro-2H-pyran-2-yl]-ethyl}-phenyl)-2-methyl-propionitrile 749930-60-7 C28H29Cl2N5O3
    2-(2-chloro-4-{2-[5-(6-chloro-[1,2,4]triazolo[1,5-a]pyrimidin-2-ylmethyl)-2-cyclopentyl-4-hydroxy-6-oxo-3,6-dihydro-2H-pyran-2-yl]-ethyl}-phenyl)-2-methyl-propionitrile
    —— 2-acetoxy-<i>N</i>-(2-chloro-pyridin-3-yl)-benzamide 14470-92-9 C14H11ClN2O3
    2-acetoxy-<i>N</i>-(2-chloro-pyridin-3-yl)-benzamide
    —— 2-methyl-1′H-spiro[cyclohexane-1,2′-quinazolin]-4′(3′H)-one 953-75-3 C14H18N2O
    2-methyl-1′H-spiro[cyclohexane-1,2′-quinazolin]-4′(3′H)-one
    —— 2,5-anhydro-4,6-di-O-benzoyl-3-deoxy-N-(2-pyridylmethyl)-D-arabino-hexonamide 98748-25-5 C26H24N2O6
    2,5-anhydro-4,6-di-O-benzoyl-3-deoxy-N-(2-pyridylmethyl)-D-arabino-hexonamide
    —— 2-(pyridin-2-yl)phenyl 3-chlorobenzoate 1450914-86-9 C18H12ClNO2
    2-(pyridin-2-yl)phenyl 3-chlorobenzoate
    —— [2-bromo-6-(2-bromoacetyl)-4-methylphenyl] 2-methoxybenzoate 134642-41-4 C17H14Br2O4
    [2-bromo-6-(2-bromoacetyl)-4-methylphenyl] 2-methoxybenzoate