反应详情

To a solution of cyclopent-2-enone (3.7 g, 45 mmol) in pentane (80 mL) was added 1,1-diethoxyethene (89 mL, 677 mmol). The mixture was put in an ACE Photo Reactor (450 W lamp), and stirred at RT for 20 hr. It was concentrated to give the title compound as a pale yellow oil.

1. concentrationIt was concentrated