The Willgerodt Reaction in the Heterocyclic Series. IV. The Furan Series1

JA Blanchette, EV Brown

文献索引：Blanchette; Brown Journal of the American Chemical Society, 1952 , vol. 74, p. 2098

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被引用次数: 13

摘要

Zinc Chloride Solution.-Three or four sticks of CP zinc chloride, 5 g. of zinc dust and 400 ml. of dioxane were refluxed for 20 hr. The hot solution was filtered through Pyrex glass wool into a 1-liter erlenmeyer flask which was then stoppered and allowed to cool to room temperature. The supernatant liquid was quickly decanted from the crystalline material that separated. The zinc chloride was recrystallized twice using 400 ml. of dioxane each time ...