1,4-Dioxa-7,9-dithia-8-stannacycloundecane-5,11-dione, 8,8-dibutyl- 13468-00-3 8,8-Dibutyl-1,4-dioxa-7,9-dithia-8-stannacycloundecane-5,11-dione EINECS 236-723-5