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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 噻吩并嘧啶酮衍生物

    噻吩并嘧啶酮衍生物

    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-[[[(2S)-2-hydroxypentyl]-(2-methylpropyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C20H31N3O2S
    2-[[[(2S)-2-hydroxypentyl]-(2-methylpropyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2R)-2-hydroxy-3-prop-2-enoxypropyl]-(2-morpholin-4-ylethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C23H34N4O4S
    2-[[[(2R)-2-hydroxy-3-prop-2-enoxypropyl]-(2-morpholin-4-ylethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2S)-2-hydroxy-3-(2-methylpropoxy)propyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C21H33N3O4S
    2-[[[(2S)-2-hydroxy-3-(2-methylpropoxy)propyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 11-benzyl-5-[[[(2S)-2-hydroxy-3-(2-methylpropoxy)propyl]-propan-2-ylamino]methyl]-8-thia-4,6,11-triazatricyclo[7.4.0.02,7]trideca-1(9),2(7),5-trien-3-one —— C27H38N4O3S
    11-benzyl-5-[[[(2S)-2-hydroxy-3-(2-methylpropoxy)propyl]-propan-2-ylamino]methyl]-8-thia-4,6,11-triazatricyclo[7.4.0.02,7]trideca-1(9),2(7),5-trien-3-one
    —— 2-[[furan-2-ylmethyl-[(2S)-2-hydroxybutyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C20H25N3O3S
    2-[[furan-2-ylmethyl-[(2S)-2-hydroxybutyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— [(2S)-3-[furan-2-ylmethyl-[(4-oxo-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-2-yl)methyl]amino]-2-hydroxypropyl] butanoate —— C23H29N3O5S
    [(2S)-3-[furan-2-ylmethyl-[(4-oxo-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-2-yl)methyl]amino]-2-hydroxypropyl] butanoate
    —— 2-[[benzyl-[(2R)-2-hydroxy-3-methoxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H27N3O3S
    2-[[benzyl-[(2R)-2-hydroxy-3-methoxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[benzyl-[(2S)-3-ethoxy-2-hydroxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C23H29N3O3S
    2-[[benzyl-[(2S)-3-ethoxy-2-hydroxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2R)-2-hydroxy-3-prop-2-enoxypropyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C20H29N3O4S
    2-[[[(2R)-2-hydroxy-3-prop-2-enoxypropyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 11-benzyl-5-[[furan-2-ylmethyl-[(2S)-2-hydroxyhex-5-enyl]amino]methyl]-8-thia-4,6,11-triazatricyclo[7.4.0.02,7]trideca-1(9),2(7),5-trien-3-one —— C28H32N4O3S
    11-benzyl-5-[[furan-2-ylmethyl-[(2S)-2-hydroxyhex-5-enyl]amino]methyl]-8-thia-4,6,11-triazatricyclo[7.4.0.02,7]trideca-1(9),2(7),5-trien-3-one
    —— [(2R)-2-hydroxy-3-[(4-oxo-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-2-yl)methyl-propan-2-ylamino]propyl] butanoate —— C21H31N3O4S
    [(2R)-2-hydroxy-3-[(4-oxo-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-2-yl)methyl-propan-2-ylamino]propyl] butanoate
    —— [(2R)-2-hydroxy-3-[2-morpholin-4-ylethyl-[(4-oxo-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-2-yl)methyl]amino]propyl] butanoate —— C24H36N4O5S
    [(2R)-2-hydroxy-3-[2-morpholin-4-ylethyl-[(4-oxo-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-2-yl)methyl]amino]propyl] butanoate
    —— 2-[[cyclohexyl-[(2R)-3-(furan-2-ylmethoxy)-2-hydroxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C25H33N3O4S
    2-[[cyclohexyl-[(2R)-3-(furan-2-ylmethoxy)-2-hydroxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2S)-2-hydroxyhex-5-enyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C20H29N3O3S
    2-[[[(2S)-2-hydroxyhex-5-enyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2S)-2-hydroxy-3-(2-methylpropoxy)propyl]-(2-morpholin-4-ylethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C24H38N4O4S
    2-[[[(2S)-2-hydroxy-3-(2-methylpropoxy)propyl]-(2-morpholin-4-ylethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2S)-2-hydroxy-3-(2-methylphenoxy)propyl]-(2-morpholin-4-ylethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C27H36N4O4S
    2-[[[(2S)-2-hydroxy-3-(2-methylphenoxy)propyl]-(2-morpholin-4-ylethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[cyclohexyl-[(2S)-2-hydroxy-3-prop-2-ynoxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C23H31N3O3S
    2-[[cyclohexyl-[(2S)-2-hydroxy-3-prop-2-ynoxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2S)-2-hydroxy-3-prop-2-ynoxypropyl]-propan-2-ylamino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C20H27N3O3S
    2-[[[(2S)-2-hydroxy-3-prop-2-ynoxypropyl]-propan-2-ylamino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2R)-2-hydroxy-3-(2-methylpropoxy)propyl]-(2-methylpropyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H35N3O3S
    2-[[[(2R)-2-hydroxy-3-(2-methylpropoxy)propyl]-(2-methylpropyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2R)-2-hydroxypentyl]-(2-morpholin-4-ylethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C22H34N4O3S
    2-[[[(2R)-2-hydroxypentyl]-(2-morpholin-4-ylethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[benzyl-[(2S)-2-hydroxy-3-phenoxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C27H29N3O3S
    2-[[benzyl-[(2S)-2-hydroxy-3-phenoxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2R)-2-hydroxy-3-prop-2-ynoxypropyl]-(2-morpholin-4-ylethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C23H32N4O4S
    2-[[[(2R)-2-hydroxy-3-prop-2-ynoxypropyl]-(2-morpholin-4-ylethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2S)-2-hydroxypentyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C19H29N3O3S
    2-[[[(2S)-2-hydroxypentyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[benzyl-[(2R)-3-(furan-2-ylmethoxy)-2-hydroxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C26H29N3O4S
    2-[[benzyl-[(2R)-3-(furan-2-ylmethoxy)-2-hydroxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[benzyl-[(2S)-2-hydroxy-3-morpholin-4-ylpropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C25H32N4O3S
    2-[[benzyl-[(2S)-2-hydroxy-3-morpholin-4-ylpropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[furan-2-ylmethyl-[(2R)-2-hydroxy-3-(2-methylpropoxy)propyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C23H31N3O4S
    2-[[furan-2-ylmethyl-[(2R)-2-hydroxy-3-(2-methylpropoxy)propyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— [(2S)-3-[cyclohexyl-[(4-oxo-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-2-yl)methyl]amino]-2-hydroxypropyl] butanoate —— C24H35N3O4S
    [(2S)-3-[cyclohexyl-[(4-oxo-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-2-yl)methyl]amino]-2-hydroxypropyl] butanoate
    —— 2-[[[(2R)-2-hydroxy-3-(2-methylphenoxy)propyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C24H31N3O4S
    2-[[[(2R)-2-hydroxy-3-(2-methylphenoxy)propyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[furan-2-ylmethyl-[(2S)-2-hydroxy-3-(2-methylphenoxy)propyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C26H29N3O4S
    2-[[furan-2-ylmethyl-[(2S)-2-hydroxy-3-(2-methylphenoxy)propyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2S)-2-hydroxy-3-prop-2-enoxypropyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C20H29N3O4S
    2-[[[(2S)-2-hydroxy-3-prop-2-enoxypropyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 11-benzyl-5-[[furan-2-ylmethyl-[(2S)-2-hydroxy-3-methoxypropyl]amino]methyl]-8-thia-4,6,11-triazatricyclo[7.4.0.02,7]trideca-1(9),2(7),5-trien-3-one —— C26H30N4O4S
    11-benzyl-5-[[furan-2-ylmethyl-[(2S)-2-hydroxy-3-methoxypropyl]amino]methyl]-8-thia-4,6,11-triazatricyclo[7.4.0.02,7]trideca-1(9),2(7),5-trien-3-one
    —— [(2S)-2-hydroxy-3-[(4-oxo-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-2-yl)methyl-propan-2-ylamino]propyl] butanoate —— C21H31N3O4S
    [(2S)-2-hydroxy-3-[(4-oxo-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-2-yl)methyl-propan-2-ylamino]propyl] butanoate
    —— 2-[[[(2R)-2-hydroxy-3-phenylpropyl]-(2-methylpropyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C24H31N3O2S
    2-[[[(2R)-2-hydroxy-3-phenylpropyl]-(2-methylpropyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2S)-2-hydroxy-3-[(2-methylpropan-2-yl)oxy]propyl]-(2-morpholin-4-ylethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C24H38N4O4S
    2-[[[(2S)-2-hydroxy-3-[(2-methylpropan-2-yl)oxy]propyl]-(2-morpholin-4-ylethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[cyclopropyl-[(2S)-2-hydroxy-3-prop-2-ynoxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C20H25N3O3S
    2-[[cyclopropyl-[(2S)-2-hydroxy-3-prop-2-ynoxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2S)-2-hydroxyhex-5-enyl]-(2-methylpropyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C21H31N3O2S
    2-[[[(2S)-2-hydroxyhex-5-enyl]-(2-methylpropyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[benzyl-[(2S)-2-hydroxy-3-(2-methylpropoxy)propyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C25H33N3O3S
    2-[[benzyl-[(2S)-2-hydroxy-3-(2-methylpropoxy)propyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2S)-2-hydroxy-3-phenylpropyl]-(3-methoxypropyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C24H31N3O3S
    2-[[[(2S)-2-hydroxy-3-phenylpropyl]-(3-methoxypropyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2R)-2-hydroxy-3-phenylpropyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C23H29N3O3S
    2-[[[(2R)-2-hydroxy-3-phenylpropyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[[(2S)-3-ethoxy-2-hydroxypropyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C19H29N3O4S
    2-[[[(2S)-3-ethoxy-2-hydroxypropyl]-(2-methoxyethyl)amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 2-[[benzyl-[(2R)-2-hydroxy-3-prop-2-ynoxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one —— C24H27N3O3S
    2-[[benzyl-[(2R)-2-hydroxy-3-prop-2-ynoxypropyl]amino]methyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one
    —— 10-[(5,6-Diphenyl-1,2,4-triazin-3-yl)sulfanylmethyl]-7-thia-9,11-diazatricyclo[6.4.0.02,6]dodeca-1(8),2(6),9-trien-12-one —— C25H19N5OS2
    10-[(5,6-Diphenyl-1,2,4-triazin-3-yl)sulfanylmethyl]-7-thia-9,11-diazatricyclo[6.4.0.02,6]dodeca-1(8),2(6),9-trien-12-one
    —— 3-[(6-chloro-3-pyridazinyl)amino]thieno[3,2-d]pyrimidin-4(3H)-one —— C10H6ClN5OS
    3-[(6-chloro-3-pyridazinyl)amino]thieno[3,2-d]pyrimidin-4(3H)-one
    —— (2S)-2-[(7R)-7-methyl-4-oxo-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-3-yl]-N-[(E)-[(Z)-3-phenylprop-2-enylidene]amino]propanamide —— C23H24N4O2S
    (2S)-2-[(7R)-7-methyl-4-oxo-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-3-yl]-N-[(E)-[(Z)-3-phenylprop-2-enylidene]amino]propanamide
    —— (2S)-N-[(3R)-1,1-dioxothiolan-3-yl]-2-[[(7R)-7-methyl-3-(2-methylpropyl)-4-oxo-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-2-yl]sulfanyl]propanamide —— C22H31N3O4S3
    (2S)-N-[(3R)-1,1-dioxothiolan-3-yl]-2-[[(7R)-7-methyl-3-(2-methylpropyl)-4-oxo-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-2-yl]sulfanyl]propanamide
    —— ethyl (Z)-2-(5,6-dimethyl-4-oxo-3H-thieno[2,3-d]pyrimidin-2-yl)-3-(5-methylthiophen-2-yl)prop-2-enoate —— C18H18N2O3S2
    ethyl (Z)-2-(5,6-dimethyl-4-oxo-3H-thieno[2,3-d]pyrimidin-2-yl)-3-(5-methylthiophen-2-yl)prop-2-enoate
    —— N-[(Z)-1-(4-fluorophenyl)ethylideneamino]-2-[(4-oxo-3-phenyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-2-yl)sulfanyl]acetamide —— C26H23FN4O2S2
    N-[(Z)-1-(4-fluorophenyl)ethylideneamino]-2-[(4-oxo-3-phenyl-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-2-yl)sulfanyl]acetamide
    —— (10E)-10-[(4-tert-butylphenyl)methylidene]-5-phenyl-6-thia-1,8-diazatricyclo[7.3.0.03,7]dodeca-3(7),4,8-trien-2-one —— C26H24N2OS
    (10E)-10-[(4-tert-butylphenyl)methylidene]-5-phenyl-6-thia-1,8-diazatricyclo[7.3.0.03,7]dodeca-3(7),4,8-trien-2-one
    —— (E)-3-amino-2-[2-(3-methyl-4-oxo-5-phenylthieno[2,3-d]pyrimidin-2-yl)sulfanylacetyl]but-2-enenitrile —— C19H16N4O2S2
    (E)-3-amino-2-[2-(3-methyl-4-oxo-5-phenylthieno[2,3-d]pyrimidin-2-yl)sulfanylacetyl]but-2-enenitrile
    —— N-[(E)-(2,6-difluorophenyl)methylideneamino]-5,6-dimethylthieno[2,3-d]pyrimidin-4-amine —— C15H12F2N4S
    N-[(E)-(2,6-difluorophenyl)methylideneamino]-5,6-dimethylthieno[2,3-d]pyrimidin-4-amine