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Synthesis and chemistry of pyridazines functionalized in position 3 and 5 with heteroatoms

โœ Scribed by Thomas Kappe


Publisher
Journal of Heterocyclic Chemistry
Year
1998
Tongue
English
Weight
766 KB
Volume
35
Category
Article
ISSN
0022-152X

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โœ Suzan Ibrahim Aziz; Hany Fakhry Anwar; Morsy Ahmed El-Apasery; Mohamed Hilmy Eln ๐Ÿ“‚ Article ๐Ÿ“… 2007 ๐Ÿ› Journal of Heterocyclic Chemistry ๐ŸŒ English โš– 388 KB ๐Ÿ‘ 1 views

## Abstract magnified image Novel routes to 3โ€aminopyridazines, 10a__H__โ€pyridazino[1,6โ€__a__]quinazoline and, thieno[3,4โ€__d__]pyridazine utilizing the reaction of 2โ€oxobutanalโ€1โ€arylhydrazones **3a,b** with ฮฑ,ฮฒโ€unsaturated nitriles are described. Condensation of **3** with ethyl cyanoacetate aff