反应详情

Hydrogenate the thus-obtained 2-(4-chlorobenzyl)-4,5,6,7-tetrahydro-3H-azepine with platinum/active carbon/ hydrogen. Filter out the catalyst, concentrate the filtrate and distil to obtain 61.9 g (68% of theory) of the title compound with a BP of 93° at 0.1 mm of Hg.

1. filtrationFilter out the catalyst
2. concentrationconcentrate the filtrate
3. customdistil