The Journal of Organic Chemistry

Regiospecific alkylative ring expansion of 2, 2-disubstituted cyclobutanones via. alpha.-lithio selenoxides

RC Gadwood

Index: Gadwood, Robert C. Journal of Organic Chemistry, 1983 , vol. 48, # 12 p. 2098 - 2101

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Citation Number: 33

Abstract

(entries 4 and 10). The simple 2, 2-dialkylcyclobutanone 10 (entry 5) also undergoes ring expansion, but more slowly than those cyclobutan9nes having aa systems. Thus, whereas all other cyclobutanones in Table I showed complete reaction after 5 min in refluxing THF,

~87%

~87%

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