METHOD FOR PRODUCTION OF TYROSINE DERIVATIVES Russian patent published in 1998 - IPC

Abstract RU 2113432 C1

FIELD: organic chemistry. SUBSTANCE: method for production of compounds having formula I (where R1 is six-membered saturated or unsaturated heterocyclic ring which comprises one heteroatom being N or NR6, where R6 is H, m is integer from two to six and substituent R4 is C1-10-alkyl) is proposed. Low cost origin materials are proposed for using together with simple purification procedure, thus desired product is prepared at high yield. EFFECT: improved efficiency of the method.

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RU 2 113 432 C1

Authors

Dzhon I.L.Chang

Dehvid L.Kh'Judzhes

Dehlian Zao

Dates

1998-06-20Published

1993-02-24Filed