Table 10.

Structures and yields of 1,2-dioxolanes 113–130.

Product	Structure	Yielda, %	Product	Structure	Yielda, %
113		80	122		92
114		72	123		47
115		57	124		72
116		67	125		28
117		57	126		48
118		34	127		59
119		46	128		51
120		74	129		68
121		94	130		90

^aReagents and conditions: SnCl₄ (1.0–2.0 equiv), alkene (1.0–3.0 equiv), CH₂Cl₂, from −78 °С to 25 °С, 2–24 h.