Heterocyclic Communications p. 373 - 376 (2006)
Update date:2022-08-11
Topics:
Ramesh, Chakka
Reddy, Reguri Buchi
Reddy, Ghanta Mahesh
An improved process for the preparation of N-(2,3-dihydrobenzo[1,4]dioxin- 2-carbonyl)piperazine 2 and its hydrochloride from ethyl-2,3-dihydro-1,4- benzodioxin-2-carboxylate 3 and piperazine in a single step has been described. The compound 2 is an important intermediate in the preparation of anti-hypertensive agent, Doxazosin.
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