SYNTHESES OF HETEROCYCLES .135. QUINOLIZINES AND INDOLIZINES .6. A SYNTHESIS OF 2-HYDROXY-4H-BENZO[A]QUINOLIZIN-4-ONES

被引:10
作者
KAPPE, T
LINNAU, Y
机构
[1] Institut für Organische Chemie der Universität Graz, Graz
来源
MONATSHEFTE FUR CHEMIE | 1969年 / 100卷 / 05期
关键词
D O I
10.1007/BF00900194
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The condensation of 1-alkyl-3.4-dihydro-isoquinolines (1a to g) with 2.4.6-trichlorophenyl malonates (2a-e) yields 2-hydroxy-6,7-dihydro-4 H-benzo[a]quinolizin-4-ones (3a-p). Yields, required reaction-periods and temperatures are depending on the nature of the substituents present in the malonyl and isoquinoline residue. © 1969 Springer-Verlag.
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页码:1726 / &
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