“…( Z )‐3‐Decene [( Z )‐18] :26 Yield: 133 mg (0.95 mmol, 96 %). R f =0.95 (pentane); 1 H NMR (300 MHz, CDCl 3 ): δ= 5.37–5.19 (m, 2 H), 2.04–1.84 (m, 4 H), 1.34–1.12 (m, 8 H), 0.88 (t, J =7.5 Hz, 3 H), 0.81 ppm (t, J =6.8 Hz, 3 H); 13 C NMR (75 MHz, CDCl 3 ): δ= 131.5, 129.4, 31.8, 29.8, 29.0, 27.1, 22.7, 20.6, 14.4, 14.1 ppm; IR (film): $\tilde \nu $ =2959 (m,), 2924 (s), 2855 (m), 1459 (w), 1210 (w), 906 (s), 730 cm −1 (s); MS (EI): m / z (%): 140 (21) [ M ] + , 111 (6), 97 (15), 83 (13), 69 (45), 55 (100).…”