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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-(3-ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(2-hydroxy-2-phenylethyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H28N4O4S2
    3-{(Z)-[3-(3-ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(2-hydroxy-2-phenylethyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(2-hydroxy-2-phenylethyl)amino]-3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C23H22N4O4S2
    2-[(2-hydroxy-2-phenylethyl)amino]-3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(3-ethoxypropyl)amino]-3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C20H24N4O4S2
    2-[(3-ethoxypropyl)amino]-3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 9-methyl-3-{(Z)-[3-(4-methylbenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(octylamino)-4H-pyrido[1,2-a]pyrimidin-4-one —— C29H34N4O2S2
    9-methyl-3-{(Z)-[3-(4-methylbenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(octylamino)-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]-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H24N4O4S2
    2-[(2-methoxyethyl)amino]-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-[(3-ethoxypropyl)amino]-3-{(Z)-[3-(4-fluorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H23FN4O3S2
    2-[(3-ethoxypropyl)amino]-3-{(Z)-[3-(4-fluorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-(2,6-dimethylmorpholin-4-yl)-3-{(Z)-[3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C27H28N4O4S2
    2-(2,6-dimethylmorpholin-4-yl)-3-{(Z)-[3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-(4-methylpiperidin-1-yl)-3-{(Z)-[4-oxo-3-(3-phenylpropyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C27H28N4O2S2
    2-(4-methylpiperidin-1-yl)-3-{(Z)-[4-oxo-3-(3-phenylpropyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— ethyl 1-(4-oxo-3-{(Z)-[4-oxo-3-(prop-2-en-1-yl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate —— C23H24N4O4S2
    ethyl 1-(4-oxo-3-{(Z)-[4-oxo-3-(prop-2-en-1-yl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate
    —— ethyl (6E)-6-benzoylimino-7-(furan-2-ylmethyl)-11-methyl-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate —— C27H22N4O5
    ethyl (6E)-6-benzoylimino-7-(furan-2-ylmethyl)-11-methyl-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxylate
    —— [(5Z)-5-({2-[(2-hydroxy-2-phenylethyl)amino]-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}methylidene)-4-oxo-2-thioxo-1,3-thiazolidin-3-yl]acetic acid —— C23H20N4O5S2
    [(5Z)-5-({2-[(2-hydroxy-2-phenylethyl)amino]-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}methylidene)-4-oxo-2-thioxo-1,3-thiazolidin-3-yl]acetic acid
    —— (2E)-2-cyano-N-(1,1-dioxidotetrahydrothiophen-3-yl)-3-[9-methyl-2-(4-methylpiperidin-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]prop-2-enamide —— C23H27N5O4S
    (2E)-2-cyano-N-(1,1-dioxidotetrahydrothiophen-3-yl)-3-[9-methyl-2-(4-methylpiperidin-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]prop-2-enamide
    —— 1-(3-{(Z)-[3-(3-ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxamide —— C24H29N5O4S2
    1-(3-{(Z)-[3-(3-ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxamide
    —— 2-[(3-hydroxypropyl)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 —— C25H26N4O4S2
    2-[(3-hydroxypropyl)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
    —— 2-[(2-hydroxy-2-phenylethyl)amino]-3-{(Z)-[3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C28H24N4O4S2
    2-[(2-hydroxy-2-phenylethyl)amino]-3-{(Z)-[3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-{[2-(2-hydroxyethoxy)ethyl]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 —— C25H26N4O4S2
    2-{[2-(2-hydroxyethoxy)ethyl]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
    —— 3-{(Z)-[3-(2-chlorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(tetrahydrofuran-2-ylmethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H21ClN4O3S2
    3-{(Z)-[3-(2-chlorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(tetrahydrofuran-2-ylmethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-[(Z)-(3-ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-(propan-2-ylamino)-4H-pyrido[1,2-a]pyrimidin-4-one —— C18H20N4O2S2
    3-[(Z)-(3-ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-(propan-2-ylamino)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-[(E)-(3-Heptyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-{[3-(4-morpholinyl)propyl]amino}-4H-pyrido[1,2-A]pyrimidin-4-one —— C27H37N5O3S2
    3-[(E)-(3-Heptyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-{[3-(4-morpholinyl)propyl]amino}-4H-pyrido[1,2-A]pyrimidin-4-one
    —— 2-[(5Z)-5-[(7-methyl-4-oxo-2-piperidin-1-ylpyrido[1,2-a]pyrimidin-3-yl)methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]acetate —— C20H19N4O4S2-
    2-[(5Z)-5-[(7-methyl-4-oxo-2-piperidin-1-ylpyrido[1,2-a]pyrimidin-3-yl)methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]acetate
    —— 3-{(Z)-[3-(butan-2-yl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(4-methoxybenzyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H26N4O3S2
    3-{(Z)-[3-(butan-2-yl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(4-methoxybenzyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— [(Z)-(9-methyl-4-oxo-2-piperidin-1-ylpyrido[1,2-a]pyrimidin-3-yl)methylideneamino]thiourea —— C16H20N6OS
    [(Z)-(9-methyl-4-oxo-2-piperidin-1-ylpyrido[1,2-a]pyrimidin-3-yl)methylideneamino]thiourea
    —— (5E)-3-heptyl-5-[[2-[2-(2-hydroxyethoxy)ethylamino]-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one —— C24H32N4O4S2
    (5E)-3-heptyl-5-[[2-[2-(2-hydroxyethoxy)ethylamino]-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one
    —— (5E)-5-[[2-(3-ethoxypropylamino)-9-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-heptyl-2-sulfanylidene-1,3-thiazolidin-4-one —— C25H34N4O3S2
    (5E)-5-[[2-(3-ethoxypropylamino)-9-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-heptyl-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 3-{(Z)-[3-(butan-2-yl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-2-[(2,2,6,6-tetramethylpiperidin-4-yl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H35N5O2S2
    3-{(Z)-[3-(butan-2-yl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-2-[(2,2,6,6-tetramethylpiperidin-4-yl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (5E)-5-[[2-(cyclohexylamino)-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-heptyl-2-sulfanylidene-1,3-thiazolidin-4-one —— C26H34N4O2S2
    (5E)-5-[[2-(cyclohexylamino)-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-heptyl-2-sulfanylidene-1,3-thiazolidin-4-one
    —— (5E)-3-Heptyl-5-{[9-methyl-4-oxo-2-(pentylamino)-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-2-sulfanylidene-1,3-thiazolidin-4-one —— C25H34N4O2S2
    (5E)-3-Heptyl-5-{[9-methyl-4-oxo-2-(pentylamino)-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-2-sulfanylidene-1,3-thiazolidin-4-one
    —— (5E)-3-Heptyl-5-{[7-methyl-2-(morpholin-4-YL)-4-oxo-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-2-sulfanylidene-1,3-thiazolidin-4-one —— C24H30N4O3S2
    (5E)-3-Heptyl-5-{[7-methyl-2-(morpholin-4-YL)-4-oxo-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-2-sulfanylidene-1,3-thiazolidin-4-one
    —— (5E)-3-heptyl-5-[[9-methyl-4-oxo-2-(2-phenylethylamino)pyrido[1,2-a]pyrimidin-3-yl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one —— C28H32N4O2S2
    (5E)-3-heptyl-5-[[9-methyl-4-oxo-2-(2-phenylethylamino)pyrido[1,2-a]pyrimidin-3-yl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 3-{(Z)-[3-(furan-2-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-2-[(tetrahydrofuran-2-ylmethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C23H22N4O4S2
    3-{(Z)-[3-(furan-2-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-2-[(tetrahydrofuran-2-ylmethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (5E)-5-[[7-methyl-4-oxo-2-(pentylamino)pyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-octyl-2-sulfanylidene-1,3-thiazolidin-4-one —— C26H36N4O2S2
    (5E)-5-[[7-methyl-4-oxo-2-(pentylamino)pyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-octyl-2-sulfanylidene-1,3-thiazolidin-4-one
    —— (5E)-5-{[7-Methyl-4-oxo-2-(piperidin-1-YL)-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-3-octyl-2-sulfanylidene-1,3-thiazolidin-4-one —— C26H34N4O2S2
    (5E)-5-{[7-Methyl-4-oxo-2-(piperidin-1-YL)-4H-pyrido[1,2-A]pyrimidin-3-YL]methylidene}-3-octyl-2-sulfanylidene-1,3-thiazolidin-4-one
    —— (5E)-5-[[9-methyl-4-oxo-2-(2-phenylethylamino)pyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-octyl-2-sulfanylidene-1,3-thiazolidin-4-one —— C29H34N4O2S2
    (5E)-5-[[9-methyl-4-oxo-2-(2-phenylethylamino)pyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-octyl-2-sulfanylidene-1,3-thiazolidin-4-one
    —— (5E)-5-[[2-(3-ethoxypropylamino)-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-octyl-2-sulfanylidene-1,3-thiazolidin-4-one —— C26H36N4O3S2
    (5E)-5-[[2-(3-ethoxypropylamino)-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-octyl-2-sulfanylidene-1,3-thiazolidin-4-one
    —— (5E)-5-[[9-methyl-4-oxo-2-(oxolan-2-ylmethylamino)pyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-octyl-2-sulfanylidene-1,3-thiazolidin-4-one —— C26H34N4O3S2
    (5E)-5-[[9-methyl-4-oxo-2-(oxolan-2-ylmethylamino)pyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-octyl-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 2-[(4-methoxybenzyl)amino]-3-[(Z)-(4-oxo-3-pentyl-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H26N4O3S2
    2-[(4-methoxybenzyl)amino]-3-[(Z)-(4-oxo-3-pentyl-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-[(Z)-{3-[2-(4-methoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl]-9-methyl-2-(pyrrolidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H26N4O3S2
    3-[(Z)-{3-[2-(4-methoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl]-9-methyl-2-(pyrrolidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-[(Z)-(3-ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-7-methyl-2-[(2-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C23H22N4O2S2
    3-[(Z)-(3-ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-7-methyl-2-[(2-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (5E)-3-heptyl-5-[[2-(4-methylpiperidin-1-yl)-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one —— C25H32N4O2S2
    (5E)-3-heptyl-5-[[2-(4-methylpiperidin-1-yl)-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-2-sulfanylidene-1,3-thiazolidin-4-one
    —— (5E)-5-[[2-(2,6-dimethylmorpholin-4-yl)-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-heptyl-2-sulfanylidene-1,3-thiazolidin-4-one —— C26H34N4O3S2
    (5E)-5-[[2-(2,6-dimethylmorpholin-4-yl)-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-heptyl-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 3-{(Z)-[3-(furan-2-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(pyrrolidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-4-one —— C21H18N4O3S2
    3-{(Z)-[3-(furan-2-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(pyrrolidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-{(Z)-[4-oxo-3-(2-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(pyrrolidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H22N4O2S2
    3-{(Z)-[4-oxo-3-(2-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(pyrrolidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(5Z)-5-[(9-methyl-4-oxo-2-piperidin-1-yl-1H-pyrido[1,2-a]pyrimidin-5-ium-3-yl)methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]acetate —— C20H20N4O4S2
    2-[(5Z)-5-[(9-methyl-4-oxo-2-piperidin-1-yl-1H-pyrido[1,2-a]pyrimidin-5-ium-3-yl)methylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]acetate
    —— 3-[(Z)-(3-hexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-(pyrrolidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-4-one —— C23H28N4O2S2
    3-[(Z)-(3-hexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-(pyrrolidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-{[2-(2-hydroxyethoxy)ethyl]amino}-3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C19H22N4O5S2
    2-{[2-(2-hydroxyethoxy)ethyl]amino}-3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (5E)-5-[[2-(2,6-dimethylmorpholin-4-yl)-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-octyl-2-sulfanylidene-1,3-thiazolidin-4-one —— C27H36N4O3S2
    (5E)-5-[[2-(2,6-dimethylmorpholin-4-yl)-7-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-octyl-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 3-{(Z)-[3-(1,1-dioxidotetrahydro-3-thienyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(2-methoxyethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C19H20N4O5S3
    3-{(Z)-[3-(1,1-dioxidotetrahydro-3-thienyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(2-methoxyethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-{(Z)-[4-oxo-3-(prop-2-en-1-yl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(pyrrolidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-4-one —— C19H18N4O2S2
    3-{(Z)-[4-oxo-3-(prop-2-en-1-yl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(pyrrolidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (Z)-5-((4-oxo-2-(((tetrahydrofuran-2-yl)methyl)amino)-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-propyl-2-thioxothiazolidin-4-one —— C20H22N4O3S2
    (Z)-5-((4-oxo-2-(((tetrahydrofuran-2-yl)methyl)amino)-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-propyl-2-thioxothiazolidin-4-one
    —— 2-[(4-methylbenzyl)amino]-3-{(Z)-[3-(2-methylpropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H24N4O2S2
    2-[(4-methylbenzyl)amino]-3-{(Z)-[3-(2-methylpropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one