“…31 P{ 1 H} NMR (CDCl 3 ): d = 17.9 (s). 1 H NMR (CDCl 3 ): d = 7.45-7.10 (10H, m, Ar), 3.33-3.14 (2H, m, CH), 2.92 (2H, td, J(HH) 14 Hz, J(HH) 7 Hz, CH 2 ), 2.79-2.57 (2H, m, CH 2 ), 0.64 (9H, d, 2 J(PC) 11 Hz, CH 3 ). 13 C NMR (CDCl 3 ): d = 208.3 (s, CO), 143.7 (d, 2 J(PC) 9 Hz, ipso-C), 128.9 (s), 128.3 (d, 3 J(PC) 9 Hz), 126.8 (s), 50.2 (d, 2 J(PC) 11 Hz, CH 2 ), 40.8 (d, 1 J(PC) 20 Hz, CHPh), 30.6 (d, 1 J(PC) 20 Hz, C(CH 3 ) 3 ), 28.4 (d, 2 J(PC) 11 Hz, CH 3 ).…”