Efficient synthesis of 5,6-dihydro-8H-[1,2,4]thiadiazino[6,5,4-de]phenanthridine 4,4-dioxide and 5,6-dihydro-8H-[1,2,4]-thiadiazino[6,5,4-ij]thieno[2,3-c]quinoline 4,4-dioxide
作者:Umberto M. Battisti、Marina M. Carrozzo、Giuseppe Cannazza、Daniela Braghiroli、Carlo Parenti、Livio Brasili、Cinzia Citti、Luigino Troisi
DOI:10.1016/j.tetlet.2011.12.091
日期:2012.2
A new efficient and versatile synthesis to obtain different substituted 5,6-dihydro-8H-[1,2,4]thiadiazino[6,5,4-de]phenanthridine 4,4-dioxide and 5,6-dihydro-8H-[1,2,4]-thiadiazino[6,5,4-ij]thieno[2,3-c]quinolone 4,4-dioxide was developed. The four cyclic systems are achieved by a three-step synthesis proceeding under mild conditions in high yields.
一种新的有效,通用的合成方法,以获得不同的取代的5,6-二氢-8 H- [1,2,4]噻二嗪[6,5,4 - de ]菲啶4,4-二氧化物和5,6-二氢-8开发了H- [1,2,4]-噻二嗪[6,5,4- ij ]噻吩并[2,3 - c ]喹诺酮4,4-二氧化物。通过在温和条件下以高收率进行三步合成可以实现四个环系统。