N-((R)- alpha -methyl-3-methoxybenzyl)-3-(2-chlorobenzene)propanamide

A method of making (+E,uns R+EE )-+E,uns N+EE -[1-(3-methoxyphenyl)ethyl]-3-(2-chlorobenzene)propanamine which involves reducing the appropriate amidyl or iminyl precursor with an appropriate reducing agent. The appropriate amidyl or iminyl precursor is made from a synthesis involving the use of (+E...

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Hauptverfasser: DUFF, STEVEN R, NELSON, WILLIAM A, VANWAGENEN, BRADFORD C
Format: Patent
Sprache:eng
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Zusammenfassung:A method of making (+E,uns R+EE )-+E,uns N+EE -[1-(3-methoxyphenyl)ethyl]-3-(2-chlorobenzene)propanamine which involves reducing the appropriate amidyl or iminyl precursor with an appropriate reducing agent. The appropriate amidyl or iminyl precursor is made from a synthesis involving the use of (+E,uns R+EE )-3-methoxy- alpha -methylbenzylamine. A method of condensing a nitrile with a primary or secondary amine to form an imine involves the reaction of a nitrile with diisobutylaluminum hydride; and then reacting the resultant compound with a primary or secondary amine to form the imine. The process is especially useful for producing enantiomerically pure chiral imines, and, ultimately, amines. Typical such imines have the formula: wherein R, R1, R2 and R3 are independently selected from the group consisting of hydrogen, substituted or unsubstituted alkyl, aryl and aralkyl.