1,5-Dioxygenated-pent-2-ynes were pn:pared via the reductive lithiations of 4-alkoxybut-2-ynylbenzotriazoles and subsequent condensations with ketones and aldehydes. (C) 1998 Elsevier Science Ltd. All rights reserved.
1,5-Dioxygenated-pent-2-ynes were pn:pared via the reductive lithiations of 4-alkoxybut-2-ynylbenzotriazoles and subsequent condensations with ketones and aldehydes. (C) 1998 Elsevier Science Ltd. All rights reserved.