Invention Grant
US08420811B2 Tetrahydroisoquinolines and intermediates therefor 有权
四氢异喹啉及其中间体

Tetrahydroisoquinolines and intermediates therefor
Abstract:
Disclosed are processes for preparing tetrahydroisoquinolines, intermediates useful in the preparation of tetrahydroisoquinolines, processes for preparing such intermediates, and a crystalline form of 6-[(4S)-2-methyl-4-(naphthyl)-1,2,3,4-tetrahydroisoquinolin-7-yl]pyridazin-3-amine. Also disclosed are pharmaceutical compositions comprising tetrahydroisoquinolines, methods of using tetrahydroisoquinolines in the treatment of depression and other conditions and methods for obtaining the crystalline form. One such intermediate has the following structure:
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