Selective alkylations of 1,4:3,6-dianhyd
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D. AbenhaΓ―m; A. Loupy; L. Munnier; R. Tamion; F. Marsais; G. QuΓ©guiner
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Article
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1994
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Elsevier Science
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English
β 806 KB
Each of the two hydroxyl groups of isosorbide can be alkylated selectively, either by direct alkylation with benzyl chloride or ally1 bromide according to the reaction conditions, or by a three-step procedure involving selective monoacetylation, alkylation with four different reagents, and finally d