1: With tris(dibenzylideneacetone)dipalladium(0) chloroform complex; anilinium hypophosphite; triethylamine; 9,9-dimethyl-4,5-bis(diphenyl-phosphino)xanthene in tetrahydrofuran T=120°C; Microwave irradiationInert atmosphere; 2: With sodium hydroxide in diethyl ether; water 3: With hydrogenchloride in water