Reinvestigation of the Vilsmeier-Haack Formylation of Triphenylamine

ArticleinSynlett 1997(11):1275-1276 · November 1997with118 Reads
Impact Factor: 2.42 · DOI: 10.1055/s-1997-1024

    Abstract

    Two previously claimed results on the Vilsmeier-Haack formylation of triphenylamine were demonstrated to be in error and the unambiguous reproducible procedures were developed to prepare 4-formyltriphenylamine (3) and 4,4'-diformyltriphenylamine (4), respectively, in good yields.