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ChemInform Abstract: Tandem Sigmatropic Shifts in [4 + 2] Cycloaddition Reactions of 1,3-Diazabuta-1,3-dienes with Butadienylketene: Synthesis of Pyrimidinone Derivatives.

✍ Scribed by Arun K. Sharma; S. Jayakumar; Maninder S. Hundal; Mohinder P. Mahajan

Publisher: John Wiley and Sons
Year: 2010
Weight: 36 KB
Volume: 33
Category: Article
ISSN: 0931-7597
DOI: 10.1002/chin.200233044

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## Abstract For Abstract see ChemInform Abstract in Full Text.

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Regioselective [4 + 2] Cycloaddition versus Nucleophilic Reactions of N-Arylamino Substituted 1,3-Diaza-1,3-butadienes with Ketenes: Synthesis of Pyrimidinone and Fused Pyrimidinone Derivatives. Part 2. -A novel synthetic method for substituted pyrimidinones (III) and (VIII) via reaction of the tit