Micheli, F A new alternative synthesis of 5-cyanophthalide, a versatile intermediate in the preparation of the antidepressant drug citalopram. [electronic resource] - Farmaco (Societa chimica italiana : 1989) Sep 2001 - 715-8 p. digital Publication Type: Journal Article ISSN: 0014-827X Standard No.: 10.1016/s0014-827x(01)01108-9 doi Subjects--Topical Terms: Antidepressive Agents, Second-Generation--chemical synthesisBenzofurans--chemical synthesisCitalopram--chemical synthesis