Polymorph B of 1-(diphenylmethyl)-4-3-(2-phenyl-1,3-dioxolan-2-YL) propyl! piperazine
AssigneeFerrer Internacional, S.A.
InventorsRafael Foguet Ambros, Lluis Anglada Burniol, Manuel Raga Carreno, Jose A. Ortiz Hernandez, Aurelio Sacristan Munoz, Josep M. Castello Barenys
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Abstract
Polymorph B of (1-diphenylmethyl)-4-3-(2-phenyl-1,3-dioxolan-2-yl)propyl!piperazine have been identified. A process for its preparation and its use are described.
Claims4
Polymorph B of 1-(diphenylmethyl)-4-3-(2-phenyl-1,3-dioxolan-2-yl)propyl!piperazine exhibiting IR bands at 2961, 2883, 2812, 2777, 2760, 1448, 1283, 1058, 1042, 1029, 1006, 978, 951, 758 and 703 cm.sup.-1 as presented in FIGS. 5 and 6.
A process for the preparation of Polymorph B of 1-(diphenylmethyl)-4-3-(2-phenyl-1,3-dioxolan-2-yl) propyl!piperazine which comprises dissolving 1-(diphenylmethyl)-4-3-(2-phenyl-1,3-dioxolan-2-yl) propyl!piperazine in n-hexane;
- and allowing crystalline Polymorph B to form.
Dependencies are inferred from the claim text.