The Selective Degradation of Certain Pyrryl Polycarboxylic Esters1, 2

AH Corwin, JL Straughn

文献索引：Corwin; Straughn Journal of the American Chemical Society, 1948 , vol. 70, p. 1416,1420

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被引用次数: 10

摘要

Compounds XXXIII, XXXIV and XXXV were all prepared from compound I. The ester interchange observed in preparing compound XXXIV is not unusual when a-esters are treated with strong base. loa A corresponding change when esterification takes place under the influence of an acid catalyst is rare. The melting point of the triethyl ester, XXXV, is so low, 45-46', as to render the substance undesirable for preparational purposes. This is the ...