Modified Neoflavones Based on 7-Hydroxyneoflavone-6-Enamino Ketone and 7-Hydroxy-3-Hetarylbenzopyran-2- and 4-Ones Mannich Bases and Their Recyclization
作者:E. K. Hlibov、N. V. Gorbulenko、V. S. Moskvina、O. V. Shablykina、T. V. Shokol、A. V. Kozytskyi、V. P. Khilya
DOI:10.1007/s10600-024-04293-8
日期:2024.3
The interaction of 7-hydroxyneoflavone-6-enamino ketone with 8-dialkylamino-7-hydroxy-3-hetarylbenzopyran-2- and 4-ones led to the formation of 10-methyl-4-phenyl-2H,6H-pyrano[3,2-g]-chromen-2,6-dione, which incorporated coumarin or chromone fragments at C-7 using a methylene linker. The recyclization of 7-[3-(1,3-benzothiazol-2-yl)-7-hydroxy-2-oxo-2H-8-chromenylmethyl]-10-methyl-4-phenyl-2H,6H-pyrano[3
7-羟基新黄酮-6-烯氨基酮与8-二烷基氨基-7-羟基-3-杂芳基苯并吡喃-2-和4-酮相互作用导致形成10-甲基-4-苯基-2 H ,6 H -吡喃[3,2-g]-色烯-2,6-二酮,使用亚甲基接头在 C-7 处掺入香豆素或色酮片段。 7-[3-(1,3-苯并噻唑-2-基)-7-羟基-2-氧代-2H- 8-苯并苯甲基]-10-甲基-4-苯基-2H , 6H-的再环化吡喃并[3,2-g]色烯-2,6-二酮和7-[6-乙基-7-羟基-3-(4-甲基-1,3-噻唑-2-基)-4-氧代-4在N , N-和N , O的影响下研究了H -8-苯并苯甲基]-10-甲基-4-苯基-2 H ,6 H-吡喃并[3,2-g]苯并苯-2,6-二酮-双亲核试剂。