PREPARATION OF 2,2-DIMETHYL- OR 2,2,3-TRIMETHYL-6-METHYLENE- CYCLOHEXYLACETALDEHYDE
PURPOSE:To prepare the titled compound useful as a synthetic intermediate of gamma-irone, etc., in one stp and high yield by reacting 3,3-dimethyl-1-cyclohexenylmethanol, etc. with an alkyl vinyl ether using pivalic acid as a catalyst. CONSTITUTION:The objective compound of formula I can be prepared...
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