“…Data for compounds 6 (Moon et al 2005), 8 (Shen et al 1993), 9 (Rho et al 2002), 11 (Marder et al 1996) and 13 (Khan & Goswami 2005) were in accordance with that reported in literature. 105.7, 107.4, 108.3, 114.6, 129.2, 132.0, 132.7, 139.5, 155.8, 161.9, 176 6,7, 300 mg of 17 (0.7 mmol) gave 275 mg (92%) of a yellow solid that was difficult to manipulate because of its low 20.4, 20.8, 21.1, 105.8, 108.1, 110.9, 116.7, 122.5, 127.8, 147.1, 150.7, 153.2, 153.7, 161.8, 166.1, 167.9, 168.7, 175.0, 183.4…”