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Retro-ene reaction. V. Functionalization of 4,5-dihalopyridazin-6-ones using 1-hydroxymethyl-4,5-dihalopyridazin-6-ones as 1–0, 3-n, 5–0 ene-adducts

✍ Scribed by Hyun-A Chung; Young-Jin Kang; Joo-Wha Chung; Su-Dong Cho; Yong-Jin Yoon

Publisher
Journal of Heterocyclic Chemistry
Year
1999
Tongue
English
Weight
315 KB
Volume
36
Category
Article
ISSN
0022-152X

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✦ Synopsis

Abstract

Functionalization of 1‐hydroxymethyl‐4,5‐dihalopyridazin‐6‐ones via a retro‐ene reaction with some nucleophiles gave regioselectively only 5‐halo‐4‐substitutedpyridazin‐6‐ones.

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