1,6-Additionen an 3-Methyl-5-methyliden-
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Heinz Wyss; Laszlo Révész; Rolf Scheffold
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Article
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1981
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John Wiley and Sons
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German
⚖ 462 KB
1,6‐Additions to 3‐Methyl‐5‐methylidene‐2(5__H__)‐furanone Derivatives The anions of thiophenol, methyl malonate and malononitrile react with 3‐methyl‐5,6‐dihydro‐2 (4__H__)‐benzofuranone (**1c**) by the formation of the corresponding 1,6‐addition products __cis__‐**5c** (63%), __trans__‐**6** (42%