78141-75-0Relevant academic research and scientific papers
Reactions of Halogenated α-Phenylcinnamic Acids with Potassium Amide in Liquid Ammonia : Part II - Mechanism of Cyclisation of ortho- and meta- Chloro-α-phenylcinnamic Acids
Kessar, S. V.,Nadir, U. K.,Pahwa, P. S.,Singh, Paramjit,Gupta, Y. P.
, p. 7 - 9 (2007/10/02)
Reaction of trans-2-chloro-3-methoxy-α-phenylcinnamic acid (1) with KNH2/NH3 gives 4-methoxyphenanthrene-9-carboxylic acid (2).A similar treatment of 1-(2'-chlorophenyl)-2,2-diphenylethylene (15a) affords 9-phenylphenanthrene but its meta-halogenated anal
