ChemInform Abstract: Synthesis and Single-Crystal X-Ray Diffraction Analysis of New Heterocyclic Colored Materials. 3-Arylazo-8H-imidazo[1,2-b]pyrazolo[4,3-d]pyridazines.

✍ Scribed by Thoraya A. Farghaly; Ahmad Sami Shawali

• Publisher: John Wiley and Sons
• Year: 2010
• Weight: 53 KB
• Volume: 41
• Category: Article
• ISSN: 0931-7597
• DOI: 10.1002/chin.201034168

✦ Synopsis

Abstract

The reaction of (I) with hydrazonoyl halides (II) proceeds via intermediate hydrazone‐derivatives (III), which are further refluxed in glacial acetic acid to provide the desired (IV).