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    首页 分子通 按分子结构分类 有机化合物 有机杂环化合物 吡啶并嘧啶类

    吡啶并嘧啶类

    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 3-[(Z)-(3-hexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H34N4O3S2
    3-[(Z)-(3-hexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-{(Z)-[3-(1,3-benzodioxol-5-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(2,6-dimethylmorpholin-4-yl)-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H24N4O5S2
    3-{(Z)-[3-(1,3-benzodioxol-5-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(2,6-dimethylmorpholin-4-yl)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-{[2-(2-hydroxyethoxy)ethyl]amino}-9-methyl-3-{(Z)-[3-(3-methylbutyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C22H28N4O4S2
    2-{[2-(2-hydroxyethoxy)ethyl]amino}-9-methyl-3-{(Z)-[3-(3-methylbutyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-allyl-5-((Z)-1-{2-[(2-hydroxy-2-phenylethyl)amino]-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}methylidene)-2-thioxo-1,3-thiazolan-4-one —— C24H22N4O3S2
    3-allyl-5-((Z)-1-{2-[(2-hydroxy-2-phenylethyl)amino]-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}methylidene)-2-thioxo-1,3-thiazolan-4-one
    —— 2-(dipropylamino)-3-{(Z)-[3-(3-ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H32N4O3S2
    2-(dipropylamino)-3-{(Z)-[3-(3-ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 9-methyl-3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(thiomorpholin-4-yl)-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H24N4O2S3
    9-methyl-3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(thiomorpholin-4-yl)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 6-acetyl-3-methoxy-2-[1-[4-(trifluoromethyl)phenyl]ethylamino]-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-4-one —— C19H21F3N4O3
    6-acetyl-3-methoxy-2-[1-[4-(trifluoromethyl)phenyl]ethylamino]-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-4-one
    —— 3-[(Z)-(3-butyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-{[2-(2-hydroxyethoxy)ethyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one —— C20H24N4O4S2
    3-[(Z)-(3-butyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-{[2-(2-hydroxyethoxy)ethyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-{(Z)-[3-(butan-2-yl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-{[3-(1H-imidazol-1-yl)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one —— C22H24N6O2S2
    3-{(Z)-[3-(butan-2-yl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-{[3-(1H-imidazol-1-yl)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 4-[3-fluoro-4-[4-(3-propan-2-yl-1,2,4-oxadiazol-5-yl)cyclohexyl]oxy-5H-pyrido[3,4-d]pyrimidin-8-yl]benzenesulfonamide —— C24H27FN6O4S
    4-[3-fluoro-4-[4-(3-propan-2-yl-1,2,4-oxadiazol-5-yl)cyclohexyl]oxy-5H-pyrido[3,4-d]pyrimidin-8-yl]benzenesulfonamide
    —— 2-{[2-(2-hydroxyethoxy)ethyl]amino}-3-{(Z)-[3-(4-methylbenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H24N4O4S2
    2-{[2-(2-hydroxyethoxy)ethyl]amino}-3-{(Z)-[3-(4-methylbenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (E)-2-cyano-3-[2-(2,6-dimethylmorpholin-4-yl)-4-oxopyrido[1,2-a]pyrimidin-3-yl]prop-2-enamide —— C18H19N5O3
    (E)-2-cyano-3-[2-(2,6-dimethylmorpholin-4-yl)-4-oxopyrido[1,2-a]pyrimidin-3-yl]prop-2-enamide
    —— ethyl 1-{3-[(Z)-(3-hexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl}piperidine-4-carboxylate —— C27H34N4O4S2
    ethyl 1-{3-[(Z)-(3-hexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl}piperidine-4-carboxylate
    —— 3-((Z)-{3-[2-(3,4-dimethoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl)-2-[(2-hydroxyethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H24N4O5S2
    3-((Z)-{3-[2-(3,4-dimethoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl)-2-[(2-hydroxyethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (2E)-2-cyano-3-[9-methyl-4-oxo-2-(piperidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-3-yl]-N-(4-methylphenyl)prop-2-enamide —— C25H25N5O2
    (2E)-2-cyano-3-[9-methyl-4-oxo-2-(piperidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-3-yl]-N-(4-methylphenyl)prop-2-enamide
    —— 3-{(Z)-[3-(1,3-benzodioxol-5-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H24N4O4S2
    3-{(Z)-[3-(1,3-benzodioxol-5-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(2-methoxyethyl)amino]-3-((Z)-{3-[2-(4-methoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl)-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one 618077-12-6 C25H26N4O4S2
    2-[(2-methoxyethyl)amino]-3-((Z)-{3-[2-(4-methoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl)-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (E)-3-[2-(2,6-Dimethyl-morpholin-4-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]-2-(morpholine-4-carbonyl)-acrylonitrile —— C22H25N5O4
    (E)-3-[2-(2,6-Dimethyl-morpholin-4-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]-2-(morpholine-4-carbonyl)-acrylonitrile
    —— 2-(3,5-dimethylpiperidin-1-yl)-3-{(Z)-[3-(furan-2-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H26N4O3S2
    2-(3,5-dimethylpiperidin-1-yl)-3-{(Z)-[3-(furan-2-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3,3-Dimethyl-1-[4-(4,8,10-trimethyl-11-phenyl-2,3,7,13-tetrazatricyclo[7.4.0.02,6]trideca-3,5,7,10,12-pentaen-12-yl)cyclohexa-2,4-dien-1-yl]cyclobutan-1-amine —— C30H35N5
    3,3-Dimethyl-1-[4-(4,8,10-trimethyl-11-phenyl-2,3,7,13-tetrazatricyclo[7.4.0.02,6]trideca-3,5,7,10,12-pentaen-12-yl)cyclohexa-2,4-dien-1-yl]cyclobutan-1-amine
    —— ethyl 1-(3-{(1E)-2-cyano-3-oxo-3-[(2-phenylethyl)amino]prop-1-en-1-yl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate —— C29H31N5O4
    ethyl 1-(3-{(1E)-2-cyano-3-oxo-3-[(2-phenylethyl)amino]prop-1-en-1-yl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate
    —— ethyl (6Z)-7-(3-methoxypropyl)-11-methyl-2-oxo-6-(pyridine-3-carbonylimino)-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate —— C25H25N5O5
    ethyl (6Z)-7-(3-methoxypropyl)-11-methyl-2-oxo-6-(pyridine-3-carbonylimino)-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate
    —— 3-[(Z)-(3-benzyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(2-hydroxy-2-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C27H22N4O3S2
    3-[(Z)-(3-benzyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(2-hydroxy-2-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— Ethyl 4-[2-(3-methoxybenzoyl)hydrazinyl]-7-methyl-2-oxo-5-phenyl-1-propyl-5,6-dihydropyrido[2,3-d]pyrimidine-6-carboxylate —— C28H31N5O5
    Ethyl 4-[2-(3-methoxybenzoyl)hydrazinyl]-7-methyl-2-oxo-5-phenyl-1-propyl-5,6-dihydropyrido[2,3-d]pyrimidine-6-carboxylate
    —— 2-(dipropylamino)-9-methyl-3-[(Z)-(4-oxo-3-propyl-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one —— C22H28N4O2S2
    2-(dipropylamino)-9-methyl-3-[(Z)-(4-oxo-3-propyl-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-[(Z)-(3-Benzyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(tetrahydro-2-furanylmethyl)amino]-4H-pyrido[1,2-A]pyrimidin-4-one —— C24H22N4O3S2
    3-[(Z)-(3-Benzyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(tetrahydro-2-furanylmethyl)amino]-4H-pyrido[1,2-A]pyrimidin-4-one
    —— 2-{[2-(2-hydroxyethoxy)ethyl]amino}-3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H24N4O4S2
    2-{[2-(2-hydroxyethoxy)ethyl]amino}-3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(1-hydroxybutan-2-yl)amino]-9-methyl-3-{(Z)-[3-(4-methylbenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H26N4O3S2
    2-[(1-hydroxybutan-2-yl)amino]-9-methyl-3-{(Z)-[3-(4-methylbenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 6-[(5Z)-5-[(7-methyl-2-morpholin-4-yl-4-oxo-1H-pyrido[1,2-a]pyrimidin-5-ium-3-yl)methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]hexanoate —— C23H26N4O5S2
    6-[(5Z)-5-[(7-methyl-2-morpholin-4-yl-4-oxo-1H-pyrido[1,2-a]pyrimidin-5-ium-3-yl)methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]hexanoate
    —— 3-[(Z)-(3-cyclopentyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(1-hydroxybutan-2-yl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C22H26N4O3S2
    3-[(Z)-(3-cyclopentyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(1-hydroxybutan-2-yl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (2E)-2-cyano-3-[2-(2,6-dimethylmorpholin-4-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]-N-(4-ethoxyphenyl)prop-2-enamide —— C26H27N5O4
    (2E)-2-cyano-3-[2-(2,6-dimethylmorpholin-4-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]-N-(4-ethoxyphenyl)prop-2-enamide
    —— 2-(3,5-dimethylpiperidin-1-yl)-3-{(Z)-[3-(2-ethylhexyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C28H38N4O2S2
    2-(3,5-dimethylpiperidin-1-yl)-3-{(Z)-[3-(2-ethylhexyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-[(Z)-(3-cyclohexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-[(3-morpholin-4-ylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H33N5O3S2
    3-[(Z)-(3-cyclohexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-[(3-morpholin-4-ylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-(dipropylamino)-3-[(Z)-{3-[2-(4-methoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl]-4H-pyrido[1,2-a]pyrimidin-4-one —— C27H30N4O3S2
    2-(dipropylamino)-3-[(Z)-{3-[2-(4-methoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-methyl-5H-pyrido[3,2-d]pyrimidin-8-one —— C8H7N3O
    2-methyl-5H-pyrido[3,2-d]pyrimidin-8-one
    —— 3-[(Z)-(3-dodecyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-7-methyl-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C29H42N4O2S2
    3-[(Z)-(3-dodecyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-7-methyl-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-{(Z)-[3-(1,3-benzodioxol-5-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(butan-2-ylamino)-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H22N4O4S2
    3-{(Z)-[3-(1,3-benzodioxol-5-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(butan-2-ylamino)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-{(Z)-[3-(4-fluorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-2-(octylamino)-4H-pyrido[1,2-a]pyrimidin-4-one —— C28H31FN4O2S2
    3-{(Z)-[3-(4-fluorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-2-(octylamino)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-{(Z)-[3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one —— C27H30N4O4S2
    3-{(Z)-[3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 1-(3-{(1E)-2-cyano-3-[(1,1-dioxidotetrahydrothiophen-3-yl)amino]-3-oxoprop-1-en-1-yl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxamide —— C23H26N6O5S
    1-(3-{(1E)-2-cyano-3-[(1,1-dioxidotetrahydrothiophen-3-yl)amino]-3-oxoprop-1-en-1-yl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxamide
    —— 3-allyl-5-((Z)-1-{2-[(2-hydroxy-2-phenylethyl)amino]-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}methylidene)-2-thioxo-1,3-thiazolan-4-one —— C23H20N4O3S2
    3-allyl-5-((Z)-1-{2-[(2-hydroxy-2-phenylethyl)amino]-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}methylidene)-2-thioxo-1,3-thiazolan-4-one
    —— (Z)-5-((2-((2-(2-hydroxyethoxy)ethyl)amino)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-(3-methoxypropyl)-2-thioxothiazolidin-4-one —— C20H24N4O5S2
    (Z)-5-((2-((2-(2-hydroxyethoxy)ethyl)amino)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-(3-methoxypropyl)-2-thioxothiazolidin-4-one
    —— 3-[(Z)-(3-Isopropyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-[(tetrahydro-2-furanylmethyl)amino]-4H-pyrido[1,2-A]pyrimidin-4-one —— C21H24N4O3S2
    3-[(Z)-(3-Isopropyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-[(tetrahydro-2-furanylmethyl)amino]-4H-pyrido[1,2-A]pyrimidin-4-one
    —— 2-{[3-(1H-Imidazol-1-YL)propyl]amino}-3-((Z)-{3-[2-(4-methoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl)-9-methyl-4H-pyrido[1,2-A]pyrimidin-4-one —— C28H28N6O3S2
    2-{[3-(1H-Imidazol-1-YL)propyl]amino}-3-((Z)-{3-[2-(4-methoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl)-9-methyl-4H-pyrido[1,2-A]pyrimidin-4-one
    —— 3-Methoxy-2-[1-(4-methylphenyl)ethylamino]-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4-one —— C17H22N4O2
    3-Methoxy-2-[1-(4-methylphenyl)ethylamino]-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4-one
    —— 3-[(Z)-(3-cyclopentyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(2-hydroxy-2-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H24N4O3S2
    3-[(Z)-(3-cyclopentyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(2-hydroxy-2-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 1-[(2-Chloro-1,3-thiazol-5-yl)methyl]-2-hydroxy-3-(4-methoxyphenyl)-1,3-dihydropyrido[1,2-c]pyrimidin-9-ium-4-one —— C19H17ClN3O3S+
    1-[(2-Chloro-1,3-thiazol-5-yl)methyl]-2-hydroxy-3-(4-methoxyphenyl)-1,3-dihydropyrido[1,2-c]pyrimidin-9-ium-4-one
    —— (E)-2-Cyano-3-(2-dibenzylamino-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)-N-methyl-acrylamide —— C28H25N5O2
    (E)-2-Cyano-3-(2-dibenzylamino-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)-N-methyl-acrylamide
    —— 2-(3,4-dihydroisoquinolin-2(1H)-yl)-3-{(Z)-[3-(2-ethylhexyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C29H32N4O2S2
    2-(3,4-dihydroisoquinolin-2(1H)-yl)-3-{(Z)-[3-(2-ethylhexyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-{(5Z)-5-[(7-methyl-4-oxo-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-3-yl)methylidene]-4-oxo-2-thioxo-1,3-thiazolidin-3-yl}propanoic acid —— C22H26N4O5S2
    3-{(5Z)-5-[(7-methyl-4-oxo-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-3-yl)methylidene]-4-oxo-2-thioxo-1,3-thiazolidin-3-yl}propanoic acid