... 6.2 X 10 4 mol catalyst, 0.5 ml cyclohexane as internal standard, and 3.1 molar excess of 50% aqueous KSCN) was monitored by gas chromatography with a 12' X 1/8" stainless steel column, packed with a UCON oil 50HB 2000 in a 10% chrom.W 60/80 ... la Even with this distribution of ions into the lipophilic media, it should be emphasized that a phase transfer catalyst is essential for significant reaction. ... 3. Reeves, WP, and Hilbrich, RG, Tetrahedron 2235 (1976 ...