Question

1. In each of the sets that follow, match the proper compound with the appropriate set of IR peaks and give the rationale for your assignment. (a) dodecane, 1-decene, 1-hexyne, 1,2-dimethylbenzene

3311(s), 2961(s), 2119(m) cm21

3020(s), 2940(s), 1606(s), 1495(s), 741(s) cm21

3049(w), 2951(m), 1642(m) cm21

2924(s), 1467(m) cm21

(b) phenol, benzyl alcohol, methoxybenzene

3060(m), 2835(m), 1498(s), 1247(s), 1040(s) cm21

3370(s), 3045(m), 1595(s), 1224(s) cm21

3330(br, s), 3030(m), 2950(m), 1454(m), 1223(s) cm21

Answer 1