Recent research demonstrated that h3-phospha-alkynes bear- ... We have recently shown that unhindered phospha-alkenes ... Published on 01 January 1989. Downloaded by google on 10/02/2016 20:44:22. ... View Article Online / Journal Homepage / Table of Contents for this issue ... 0 0 I CI I C12CH-P' \ 'CL OPh (2) (3) lv '1 ... (4) conditions: i, PhOH, Et3N, CH2C12; ii, Scheme 1. Reagents and ... AlHCl?, tetraglyrne or EtzO: iii, DABCO, tetrahydrofuran, --%I