On the metalation of 3-substituted and 3
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Alain Turck; Nelly Plé; Bruno Ndzi; Guy Quéguiner; Norbert Haider; Herbert Schul
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Article
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1993
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Elsevier Science
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French
⚖ 650 KB
Stamng from 3,6&chloropyndazme, a senes of new pyndazines beanng htlnauonduectmg groups in a-posmon to a nng mtrogen atom (compounds 1-5) was prepared Metalahon employmg hthmm alkylanudes was found to afford or&o-subsututed pyndazmes The reposelectivity, dependmg on the nature of the metalatmg agent