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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-butyl-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-butyl-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
    —— 3-[(Z)-(3-cyclohexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C23H28N4O2S2
    3-[(Z)-(3-cyclohexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-9-methyl-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-(3,4-dihydroisoquinolin-2(1H)-yl)-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 —— C30H26N4O2S2
    2-(3,4-dihydroisoquinolin-2(1H)-yl)-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-[(Z)-(3-Isobutyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(tetrahydro-2-furanylmethyl)amino]-4H-pyrido[1,2-A]pyrimidin-4-one —— C21H24N4O3S2
    3-[(Z)-(3-Isobutyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(tetrahydro-2-furanylmethyl)amino]-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]-2-[(3-methoxypropyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H28N4O4S2
    3-[(Z)-{3-[2-(4-methoxyphenyl)ethyl]-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-[(2-hydroxy-2-phenylethyl)amino]-3-{(Z)-[4-oxo-3-(tetrahydrofuran-2-ylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H24N4O4S2
    2-[(2-hydroxy-2-phenylethyl)amino]-3-{(Z)-[4-oxo-3-(tetrahydrofuran-2-ylmethyl)-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]-7-methyl-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H24N4O2S2
    3-[(Z)-(3-benzyl-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-(3-ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-9-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}-9-methyl-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(2-methylpropyl)amino]-3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C24H24N4O2S2
    2-[(2-methylpropyl)amino]-3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 7-Benzyl-2-methyl-3,5,6,8-tetrahydropyrido[3,4-d]pyrimidin-4-one;ethane —— C17H23N3O
    7-Benzyl-2-methyl-3,5,6,8-tetrahydropyrido[3,4-d]pyrimidin-4-one;ethane
    —— 3-{(Z)-[3-(4-fluorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H27FN4O3S2
    3-{(Z)-[3-(4-fluorobenzyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-2-{[3-(propan-2-yloxy)propyl]amino}-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]-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H26N4O3S2
    3-[(Z)-{3-[2-(4-methoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl]-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[5-[(4-fluorophenyl)methyl]-3H-1,3-thiazol-2-ylidene]-9-[2-(methylamino)ethylamino]-7-morpholin-4-ylpyrido[1,2-a]pyrimidine-3,4-dione —— C25H27FN6O3S
    2-[5-[(4-fluorophenyl)methyl]-3H-1,3-thiazol-2-ylidene]-9-[2-(methylamino)ethylamino]-7-morpholin-4-ylpyrido[1,2-a]pyrimidine-3,4-dione
    —— 9-methyl-2-(4-methylpiperidin-1-yl)-3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C27H28N4O2S2
    9-methyl-2-(4-methylpiperidin-1-yl)-3-{(Z)-[4-oxo-3-(1-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-[(3,4-Difluorophenyl)methyl]-8-methyl-2,4-dioxo-1,5,6,7-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylic acid —— C16H15F2N3O4
    3-[(3,4-Difluorophenyl)methyl]-8-methyl-2,4-dioxo-1,5,6,7-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylic acid
    —— 3-benzyl-N-ethyl-9-[(4-methoxyphenyl)methyl]-N-propyl-2,3,5,7,9-pentazatricyclo[6.3.1.04,12]dodeca-1,4(12),5,7-tetraen-6-amine —— C27H32N6O
    3-benzyl-N-ethyl-9-[(4-methoxyphenyl)methyl]-N-propyl-2,3,5,7,9-pentazatricyclo[6.3.1.04,12]dodeca-1,4(12),5,7-tetraen-6-amine
    —— 2-{[2-(2-hydroxyethoxy)ethyl]amino}-7-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}-7-methyl-3-{(Z)-[3-(3-methylbutyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— (Z)-5-((2-((2-(2-hydroxyethoxy)ethyl)amino)-7-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-(2-methoxyethyl)-2-thioxothiazolidin-4-one —— C20H24N4O5S2
    (Z)-5-((2-((2-(2-hydroxyethoxy)ethyl)amino)-7-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-3-(2-methoxyethyl)-2-thioxothiazolidin-4-one
    —— 3-[(Z)-{3-[2-(4-methoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl]-9-methyl-2-(prop-2-en-1-ylamino)-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H24N4O3S2
    3-[(Z)-{3-[2-(4-methoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl]-9-methyl-2-(prop-2-en-1-ylamino)-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 1-(4-cyclobutylpentyl)-3-[4-[7-(2-methoxypyrimidin-4-yl)-8-methyl-4-morpholin-4-yl-6,8-dihydro-5H-pyrido[3,4-d]pyrimidin-2-yl]phenyl]urea —— C33H44N8O3
    1-(4-cyclobutylpentyl)-3-[4-[7-(2-methoxypyrimidin-4-yl)-8-methyl-4-morpholin-4-yl-6,8-dihydro-5H-pyrido[3,4-d]pyrimidin-2-yl]phenyl]urea
    —— 2-[(3-hydroxypropyl)amino]-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 —— C25H26N4O3S2
    2-[(3-hydroxypropyl)amino]-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-(2-chlorobenzyl)-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 —— C26H27ClN4O3S2
    3-{(Z)-[3-(2-chlorobenzyl)-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
    —— 9-methyl-3-{(Z)-[4-oxo-3-(tetrahydrofuran-2-ylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(thiomorpholin-4-yl)-4H-pyrido[1,2-a]pyrimidin-4-one —— C22H24N4O3S3
    9-methyl-3-{(Z)-[4-oxo-3-(tetrahydrofuran-2-ylmethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-(thiomorpholin-4-yl)-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-(2-phenylethyl)prop-2-enamide —— C26H27N5O3
    (2E)-2-cyano-3-[2-(2,6-dimethylmorpholin-4-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]-N-(2-phenylethyl)prop-2-enamide
    —— 2-[(4-Chlorophenyl)methylamino]-3-methoxy-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4-one —— C15H17ClN4O2
    2-[(4-Chlorophenyl)methylamino]-3-methoxy-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4-one
    —— Methylidene-[(6-methylsulfanyl-2,3,5,7,9-pentazatricyclo[6.3.1.04,12]dodeca-1(12),3,5,7-tetraen-9-yl)methyl]phosphane —— C10H12N5PS
    Methylidene-[(6-methylsulfanyl-2,3,5,7,9-pentazatricyclo[6.3.1.04,12]dodeca-1(12),3,5,7-tetraen-9-yl)methyl]phosphane
    —— 2-(3,4-dihydroisoquinolin-2(1H)-yl)-3-{(Z)-[3-(1,1-dioxidotetrahydrothiophen-3-yl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H22N4O4S3
    2-(3,4-dihydroisoquinolin-2(1H)-yl)-3-{(Z)-[3-(1,1-dioxidotetrahydrothiophen-3-yl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— Salor-int L434817-1EA 609796-16-9 C18H20N4O2S2
    Salor-int L434817-1EA
    —— ethyl 1-(3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate —— C23H26N4O5S2
    ethyl 1-(3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate
    —— (2E)-3-[2-(azepan-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]-2-cyano-N-(tetrahydrofuran-2-ylmethyl)prop-2-enamide —— C23H27N5O3
    (2E)-3-[2-(azepan-1-yl)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl]-2-cyano-N-(tetrahydrofuran-2-ylmethyl)prop-2-enamide
    —— 3-[(Z)-(3-hexyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-7-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]-7-methyl-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(2-furylmethyl)amino]-3-{(Z)-[3-(2-furylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C23H18N4O4S2
    2-[(2-furylmethyl)amino]-3-{(Z)-[3-(2-furylmethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— N'-[4-(azepan-1-yl)-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-2-yl]-N-methylethane-1,2-diamine —— C16H28N6
    N'-[4-(azepan-1-yl)-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-2-yl]-N-methylethane-1,2-diamine
    —— 2-{[3-(1H-imidazol-1-yl)propyl]amino}-3-{(Z)-[4-oxo-3-(prop-2-en-1-yl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one —— C21H20N6O2S2
    2-{[3-(1H-imidazol-1-yl)propyl]amino}-3-{(Z)-[4-oxo-3-(prop-2-en-1-yl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-{(Z)-[4-oxo-3-(2-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H28N4O3S2
    3-{(Z)-[4-oxo-3-(2-phenylethyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-{[3-(propan-2-yloxy)propyl]amino}-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-[(3-ethoxypropyl)amino]-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 —— C23H24N4O4S2
    2-[(3-ethoxypropyl)amino]-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
    —— 2-(2,6-Dimethylmorpholin-4-yl)-4-(3-morpholin-4-ylprop-2-enyl)pyrido[2,3-d]pyrimidin-7-amine —— C20H28N6O2
    2-(2,6-Dimethylmorpholin-4-yl)-4-(3-morpholin-4-ylprop-2-enyl)pyrido[2,3-d]pyrimidin-7-amine
    —— 3-{(Z)-[3-(3-ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(4-methoxybenzyl)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-[(4-methoxybenzyl)amino]-9-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— ethyl 1-(3-{(1E)-2-cyano-3-[(2-methoxyethyl)amino]-3-oxoprop-1-en-1-yl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate —— C24H29N5O5
    ethyl 1-(3-{(1E)-2-cyano-3-[(2-methoxyethyl)amino]-3-oxoprop-1-en-1-yl}-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperidine-4-carboxylate
    —— 2-(2,6-dimethylmorpholin-4-yl)-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 —— C24H30N4O4S2
    2-(2,6-dimethylmorpholin-4-yl)-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
    —— 2-Amino-8-(4-methoxypyridin-3-yl)-4-methyl-8-(4-oxocyclohexyl)pyrido[2,3-d]pyrimidin-8-ium-7-one —— C20H22N5O3+
    2-Amino-8-(4-methoxypyridin-3-yl)-4-methyl-8-(4-oxocyclohexyl)pyrido[2,3-d]pyrimidin-8-ium-7-one
    —— 3-[(Z)-(3-dodecyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(2-methylpropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C28H40N4O2S2
    3-[(Z)-(3-dodecyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)methyl]-2-[(2-methylpropyl)amino]-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]-2-[(3-methoxypropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C25H26N4O4S2
    3-[(Z)-{3-[2-(4-methoxyphenyl)ethyl]-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene}methyl]-2-[(3-methoxypropyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— Tert-butyl 3-[8-[(4-tert-butyl-1,3-thiazol-2-yl)carbamoyl]-2-[3-[2-(2-hydroxyethylamino)-2-oxoethyl]piperidin-1-yl]-4-oxopyrido[1,2-a]pyrimidin-3-yl]prop-2-enoate —— C32H42N6O6S
    Tert-butyl 3-[8-[(4-tert-butyl-1,3-thiazol-2-yl)carbamoyl]-2-[3-[2-(2-hydroxyethylamino)-2-oxoethyl]piperidin-1-yl]-4-oxopyrido[1,2-a]pyrimidin-3-yl]prop-2-enoate
    —— 2-[4-(2-Hydroxyethoxy)phenyl]-10-nitroso-1,3-diazatricyclo[7.3.1.05,13]trideca-5,7,9(13)-trien-4-one —— C19H19N3O4
    2-[4-(2-Hydroxyethoxy)phenyl]-10-nitroso-1,3-diazatricyclo[7.3.1.05,13]trideca-5,7,9(13)-trien-4-one
    —— (Z)-6-(5-((2-((furan-2-ylmethyl)amino)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)hexanoic acid 617697-35-5 C23H22N4O5S2
    (Z)-6-(5-((2-((furan-2-ylmethyl)amino)-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl)methylene)-4-oxo-2-thioxothiazolidin-3-yl)hexanoic acid
    —— 3-{(Z)-[3-(3-ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(3-hydroxypropyl)amino]-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C21H26N4O4S2
    3-{(Z)-[3-(3-ethoxypropyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(3-hydroxypropyl)amino]-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 2-(3,5-dimethylpiperidin-1-yl)-3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one —— C23H28N4O3S2
    2-(3,5-dimethylpiperidin-1-yl)-3-{(Z)-[3-(2-methoxyethyl)-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-7-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-{(Z)-[4-oxo-3-(3-phenylpropyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(tetrahydrofuran-2-ylmethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one —— C26H26N4O3S2
    3-{(Z)-[4-oxo-3-(3-phenylpropyl)-2-thioxo-1,3-thiazolidin-5-ylidene]methyl}-2-[(tetrahydrofuran-2-ylmethyl)amino]-4H-pyrido[1,2-a]pyrimidin-4-one
    —— 3-But-3-en-2-yl-6-methyl-1,2-dihydropyrido[3,2-d]pyrimidin-4-one —— C12H15N3O
    3-But-3-en-2-yl-6-methyl-1,2-dihydropyrido[3,2-d]pyrimidin-4-one