Pyrrolo[2,3-d]pyrimidine derivatives; their intermediates and synthesis

The invention relates to a method for the synthesis method of middle of the [2,3-d] pyrimidine compounds. The claimed method for synthesizing {3- (3R, 4R) - 4 - methyl (7h-pyrrolo [2,3-d] pyrimidin-4- - 4) - amino} - piperidine-4-aminoamide 1) - 3 - 3-methyl-2,4-dioxo-3,4-dihydro-2h-pyrimidyl-1-ylmethyl and novel synthesis method of middle of propionitrile and corresponding citrate.