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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
    —— 2-(dipropylamino)-9-methyl-3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C27H30N4O2S2
    2-(dipropylamino)-9-methyl-3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-(sec-butyl)-5-{(Z)-1-[2-(dipropylamino)-7-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]methylidene}-2-thioxo-1,3-thiazolan-4-one —— C23H30N4O2S2
    3-(sec-butyl)-5-{(Z)-1-[2-(dipropylamino)-7-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]methylidene}-2-thioxo-1,3-thiazolan-4-one
    —— ethyl 1-{3-[(1E)-2-cyano-3-methoxy-3-oxoprop-1-en-1-yl]-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl}piperidine-4-carboxylate —— C22H24N4O5
    ethyl 1-{3-[(1E)-2-cyano-3-methoxy-3-oxoprop-1-en-1-yl]-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl}piperidine-4-carboxylate
    —— 2-(1-adamantyl)-N-[7-[[6-(cyclohexa-1,3-dien-1-ylmethyl)-1,4-dioxin-2-yl]sulfonyl]-6,8-dihydro-5H-pyrido[3,4-d]pyrimidin-4-yl]acetamide —— C30H36N4O5S
    2-(1-adamantyl)-N-[7-[[6-(cyclohexa-1,3-dien-1-ylmethyl)-1,4-dioxin-2-yl]sulfonyl]-6,8-dihydro-5H-pyrido[3,4-d]pyrimidin-4-yl]acetamide
    —— 7-methyl-3-{(Z)-[3-(4-methylbenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one —— C27H30N4O3S2
    7-methyl-3-{(Z)-[3-(4-methylbenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— N-(1-chlorohexan-3-yl)pyrido[3,2-d]pyrimidin-2-amine —— C13H17ClN4
    N-(1-chlorohexan-3-yl)pyrido[3,2-d]pyrimidin-2-amine
    —— Tert-butyl 3-[8-[(4-tert-butyl-1,3-thiazol-2-yl)carbamoyl]-2-(4-hydroxypiperidin-1-yl)-4-oxopyrido[1,2-a]pyrimidin-3-yl]prop-2-enoate —— C28H35N5O5S
    Tert-butyl 3-[8-[(4-tert-butyl-1,3-thiazol-2-yl)carbamoyl]-2-(4-hydroxypiperidin-1-yl)-4-oxopyrido[1,2-a]pyrimidin-3-yl]prop-2-enoate
    —— ethyl 1-{3-[(1E)-2-cyano-3-(methylamino)-3-oxoprop-1-en-1-yl]-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl}piperidine-4-carboxylate —— C22H25N5O4
    ethyl 1-{3-[(1E)-2-cyano-3-(methylamino)-3-oxoprop-1-en-1-yl]-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl}piperidine-4-carboxylate
    —— 2-(4-Methoxyphenyl)-10-nitroso-7-(trifluoromethoxy)-1,3-diazatricyclo[7.3.1.05,13]trideca-5,7,9(13)-trien-4-one —— C19H16F3N3O4
    2-(4-Methoxyphenyl)-10-nitroso-7-(trifluoromethoxy)-1,3-diazatricyclo[7.3.1.05,13]trideca-5,7,9(13)-trien-4-one
    —— 1-[(2,3-difluorophenyl)methyl]-2-[(4-fluoro-3-methylphenyl)methyl]-1,2-bis[6-(5-methylpyridin-2-yl)-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-4-yl]hydrazine —— C41H39F3N10
    1-[(2,3-difluorophenyl)methyl]-2-[(4-fluoro-3-methylphenyl)methyl]-1,2-bis[6-(5-methylpyridin-2-yl)-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-4-yl]hydrazine
    —— 2-[(2-hydroxy-2-phenylethyl)amino]-9-methyl-3-[(Z)-(4-oxo-3-pentyl-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H28N4O3S2
    2-[(2-hydroxy-2-phenylethyl)amino]-9-methyl-3-[(Z)-(4-oxo-3-pentyl-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (2E)-2-(1,3-benzothiazol-2-yl)-3-[9-methyl-4-oxo-2-(piperidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-3-yl]prop-2-enenitrile —— C24H21N5OS
    (2E)-2-(1,3-benzothiazol-2-yl)-3-[9-methyl-4-oxo-2-(piperidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-3-yl]prop-2-enenitrile
    —— 3-[(Z)-(3-cyclohexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(3-ethoxypropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C23H28N4O3S2
    3-[(Z)-(3-cyclohexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(3-ethoxypropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(3-ethoxypropyl)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 —— C23H30N4O3S2
    2-[(3-ethoxypropyl)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
    —— 2-(3,4-dihydroisoquinolin-2(1H)-yl)-3-{(Z)-[3-(3-methoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H26N4O3S2
    2-(3,4-dihydroisoquinolin-2(1H)-yl)-3-{(Z)-[3-(3-methoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-(dipropylamino)-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 —— C27H38N4O2S2
    2-(dipropylamino)-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
    —— (5E)-5-[[2-(2-methylpropylamino)-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-octyl-2-sulfanylidene-1,3-thiazolidin-4-one —— C24H32N4O2S2
    (5E)-5-[[2-(2-methylpropylamino)-4-oxopyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-octyl-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 4H-Pyrido[1,2-a]pyrimidin-4-one, 3-[[3-(3-ethoxypropyl)-4-oxo-2-thioxo-5-thiazolidinylidene]methyl]-2-[(2-methoxyethyl)amino]-7-methyl- —— C21H26N4O4S2
    4H-Pyrido[1,2-a]pyrimidin-4-one, 3-[[3-(3-ethoxypropyl)-4-oxo-2-thioxo-5-thiazolidinylidene]methyl]-2-[(2-methoxyethyl)amino]-7-methyl-
    —— 2-{[2-(2-hydroxyethoxy)ethyl]amino}-9-methyl-3-{(Z)-[4-oxo-3-(propan-2-yl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C20H24N4O4S2
    2-{[2-(2-hydroxyethoxy)ethyl]amino}-9-methyl-3-{(Z)-[4-oxo-3-(propan-2-yl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(3-hydroxypropyl)amino]-9-methyl-3-{(Z)-[4-oxo-3-(tetrahydrofuran-2-ylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C21H24N4O4S2
    2-[(3-hydroxypropyl)amino]-9-methyl-3-{(Z)-[4-oxo-3-(tetrahydrofuran-2-ylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— N'-[3-(1-methylcyclopropyl)propyl]-N-[4-[4-(3-methylmorpholin-4-yl)-7-pyrimidin-2-yl-6,8-dihydro-5H-pyrido[3,4-d]pyrimidin-2-yl]phenyl]ethanimidamide —— C31H40N8O
    N'-[3-(1-methylcyclopropyl)propyl]-N-[4-[4-(3-methylmorpholin-4-yl)-7-pyrimidin-2-yl-6,8-dihydro-5H-pyrido[3,4-d]pyrimidin-2-yl]phenyl]ethanimidamide
    —— 4-chloro-6-[(3-methylphenyl)methyl]-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-2-amine —— C15H17ClN4
    4-chloro-6-[(3-methylphenyl)methyl]-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-2-amine
    —— (2E)-2-cyano-3-[2-(morpholin-4-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]-N-(tetrahydrofuran-2-ylmethyl)prop-2-enamide —— C21H23N5O4
    (2E)-2-cyano-3-[2-(morpholin-4-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]-N-(tetrahydrofuran-2-ylmethyl)prop-2-enamide
    —— (2E)-2-(1H-benzimidazol-2-yl)-3-[9-methyl-4-oxo-2-(piperidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-3-yl]prop-2-enenitrile —— C24H22N6O
    (2E)-2-(1H-benzimidazol-2-yl)-3-[9-methyl-4-oxo-2-(piperidin-1-yl)-4H-pyrido[1,2-a]pyrimidin-3-yl]prop-2-enenitrile
    —— 3-{(Z)-[3-(3-ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(3-methoxypropyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C22H28N4O4S2
    3-{(Z)-[3-(3-ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(3-methoxypropyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[4-[4-(4-amino-2-methoxy-5-oxo-7,8-dihydropyrido[4,3-d]pyrimidin-6-yl)phenyl]cyclohexyl]-N-(1-nitrosoethyl)acetamide —— C24H30N6O4
    2-[4-[4-(4-amino-2-methoxy-5-oxo-7,8-dihydropyrido[4,3-d]pyrimidin-6-yl)phenyl]cyclohexyl]-N-(1-nitrosoethyl)acetamide
    —— 3-[(Z)-(3-hexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-{[3-(1H-imidazol-1-yl)propyl]amino}-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H30N6O2S2
    3-[(Z)-(3-hexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-{[3-(1H-imidazol-1-yl)propyl]amino}-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (5Z)-5-[[9-methyl-4-oxo-2-(propylamino)pyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-(oxolan-2-ylmethyl)-2-sulfanylidene-1,3-thiazolidin-4-one —— C21H24N4O3S2
    (5Z)-5-[[9-methyl-4-oxo-2-(propylamino)pyrido[1,2-a]pyrimidin-3-yl]methylidene]-3-(oxolan-2-ylmethyl)-2-sulfanylidene-1,3-thiazolidin-4-one
    —— 3-{(Z)-[3-(furan-2-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(2-hydroxy-2-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H20N4O4S2
    3-{(Z)-[3-(furan-2-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(2-hydroxy-2-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-{[2-(2-hydroxyethoxy)ethyl]amino}-9-methyl-3-{(Z)-[4-oxo-3-(2-phenylethyl)-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)-[4-oxo-3-(2-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (Z)-5-((2-((3-(1H-imidazol-1-yl)propyl)amino)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-(4-methoxybenzyl)-2-thioxothiazolidin-4-one —— C26H24N6O3S2
    (Z)-5-((2-((3-(1H-imidazol-1-yl)propyl)amino)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-(4-methoxybenzyl)-2-thioxothiazolidin-4-one
    —— 3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(propylamino)-4H-pyrido[1,2-a]pyrimidin-4-one —— C23H22N4O2S2
    3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(propylamino)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-(dipropylamino)-3-{(Z)-[3-(3-methoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C23H30N4O3S2
    2-(dipropylamino)-3-{(Z)-[3-(3-methoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (E)-5-thia-2,7,13-triazatricyclo[7.4.0.02,6]trideca-1(9),3,6,10,12-pentaen-8-ylidenehydrazine —— C9H7N5S
    (E)-5-thia-2,7,13-triazatricyclo[7.4.0.02,6]trideca-1(9),3,6,10,12-pentaen-8-ylidenehydrazine
    —— (2E)-2-[(4-chlorophenyl)sulfonyl]-3-[2-(2,6-dimethylmorpholin-4-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]prop-2-enenitrile —— C23H21ClN4O4S
    (2E)-2-[(4-chlorophenyl)sulfonyl]-3-[2-(2,6-dimethylmorpholin-4-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]prop-2-enenitrile
    —— ethyl 1-{3-[(E)-2-cyano-2-(phenylsulfonyl)ethenyl]-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl}piperidine-3-carboxylate —— C26H26N4O5S
    ethyl 1-{3-[(E)-2-cyano-2-(phenylsulfonyl)ethenyl]-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl}piperidine-3-carboxylate
    —— 3-{(Z)-[3-(1,3-benzodioxol-5-ylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(butan-2-ylamino)-9-methyl-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}-2-(butan-2-ylamino)-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-[(Z)-(3-cyclohexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-(3,5-dimethylpiperidin-1-yl)-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H32N4O2S2
    3-[(Z)-(3-cyclohexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-(3,5-dimethylpiperidin-1-yl)-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-(3,5-dimethylpiperidin-1-yl)-3-[(Z)-(4-oxo-3-pentyl-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H30N4O2S2
    2-(3,5-dimethylpiperidin-1-yl)-3-[(Z)-(4-oxo-3-pentyl-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(3-ethoxypropyl)amino]-3-{(Z)-[3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H26N4O4S2
    2-[(3-ethoxypropyl)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-(dimethylamino)-9-methyl-3-{(Z)-[4-oxo-3-(3-phenylpropyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H24N4O2S2
    2-(dimethylamino)-9-methyl-3-{(Z)-[4-oxo-3-(3-phenylpropyl)-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-(3,4-dihydroisoquinolin-2(1H)-yl)-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C29H24N4O2S2
    3-[(Z)-(3-benzyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-(3,4-dihydroisoquinolin-2(1H)-yl)-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-[(Z)-{3-[2-(3,4-dimethoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl]-2-[(2-hydroxyethyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H26N4O5S2
    3-[(Z)-{3-[2-(3,4-dimethoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl]-2-[(2-hydroxyethyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 1-{3-[(Z)-(3-hexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl}piperidine-4-carboxamide —— C24H29N5O3S2
    1-{3-[(Z)-(3-hexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl}piperidine-4-carboxamide
    —— 3-{(Z)-[3-(3-ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C22H28N4O3S2
    3-{(Z)-[3-(3-ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— ethyl (2E)-2-cyano-3-[2-(2,6-dimethylmorpholin-4-yl)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]prop-2-enoate —— C21H24N4O4
    ethyl (2E)-2-cyano-3-[2-(2,6-dimethylmorpholin-4-yl)-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]prop-2-enoate
    —— 9-methyl-3-{(Z)-[4-oxo-3-(3-phenylpropyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(thiomorpholin-4-yl)-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H26N4O2S3
    9-methyl-3-{(Z)-[4-oxo-3-(3-phenylpropyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(thiomorpholin-4-yl)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-{[2-(2-hydroxyethoxy)ethyl]amino}-3-{(Z)-[3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H24N4O5S2
    2-{[2-(2-hydroxyethoxy)ethyl]amino}-3-{(Z)-[3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 9-methyl-3-{(Z)-[4-oxo-3-(2-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(1-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C29H26N4O2S2
    9-methyl-3-{(Z)-[4-oxo-3-(2-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(1-phenylethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 1-(3-{(E)-2-[(4-chlorophenyl)sulfonyl]-2-cyanoethenyl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxamide —— C24H22ClN5O4S
    1-(3-{(E)-2-[(4-chlorophenyl)sulfonyl]-2-cyanoethenyl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxamide