L-3,4- dihydroxy -6- 18F fluoro - a method for producing phenylalanine and 2- 18F fluoro -L- tyrosine and precursors of those of α- methylated derivative, precursor, from this precursor L-3,4- dihydroxy -6- 18F fluoro - manufacturing method of phenylalanine and 2- 18F fluoro -L- tyrosine and their α- methylated derivatives

摘要

This invention, the L 3,4 jihidorokishi 6 [F] the fluoro - phenylalanine and the 2 [F] the L 3,4 jihidorokishi 6 [F] the fluoro - phenylalanine and the 2 [F] regards fluoro L thyrosin and the method of producing those methylation derivatives from fluoro L thyrosin and those methylation derivatives, the precusor, and this precusor. With this invention, the L 3,4 jihidorokishi 6 [F] the fluoro - phenylalanine and the 2 [F] the synthesis where fluoro L thyrosin is automated is made possible, formula (3) chemical compound is offered. enanchioma purity of the product is 98% or more.