The aza Wtitig-type reaction of iminophosphorane 3, ethyl a-[(triphenylphosphoranylldane) amino]-p-[3-(g-methyl)catbazolyI)acryiafe with Isocyanates leads to the corresponding pyrido[4,3-c]carbazoles 5. Slmilariy. iminophosphorane 8 Undergoes pyrido annelahon by reaction with isocyanales to give the
β¦ LIBER β¦
Microwave-Assisted One-Pot Synthesis of Substituted Tetrahydrocarbazole and 8,9,10,11-Tetrahydro-7H-pyrido[a]carbazoles.
β Scribed by Vera Barbieri; Maria Grazia Ferlin
- Publisher
- John Wiley and Sons
- Year
- 2007
- Weight
- 22 KB
- Volume
- 38
- Category
- Article
- ISSN
- 0931-7597
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β¦ Synopsis
Abstract
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## Abstract magnified image A series of novel pyrimido[5,4β__b__][4,7]phenanthrolineβ9,11(7__H__,8__H__,10__H__,12__H__)βdione derivatives were synthesized __via__ microwaveβassisted threeβcomponent reactions of barbituric acid, aldehyde, and quinolinβ6βamine in DMF without catalyst. This facile s