Compounds derived from 7 - (substituted) - 9 - (substituted amino) - 6 - Demethyl - 6 - desoxitetraciclinas, its Salts and metal complexes; and Veterinary Pharmaceutical composition useful as antibiotics.

摘要

The Invention relates to substituted compounds - 7 - 9 - (substituted amino) - 6 - 6 deoxitetraciclina di methyl - - of the following formula: wherein R, X,R5 and R6 are dedfinidos in the claims. These compounds are useful as Broad Spectrum antibiotics Action.