78423-43-5Relevant articles and documents
Reactions of Halogenated α-Phenylcinnamic Acids with Potassium Amide in Liquid Ammonia : Part I - Reactions of cis- and trans-2-Chloro-α-phenylcinnamic Acids
Kessar, S. V.,Nadir, U. K.,Gupta, Y. P.,Pahwa, P. S.,Singh, Paramjit
, p. 1 - 3 (2007/10/02)
Reaction of trans- and cis-2-chloro-α-phenylcinnamic acids (1) with KNH2 in liquid ammonia gives phenanthrene-9-carboxylic acids (2) and 3-phenylcarbostyrils (8).Under similar conditions 3-chloro-α-phenylcinnamic acids (5) furnish 3-phenylcoumarins (6).