Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Ernesto Landonio0
Enrico Vigano'0
Date of Patent
March 2, 2010
0Patent Application Number
112490190
Date Filed
October 11, 2005
0Patent Primary Examiner
Patent abstract
The present invention relates to a process for the purification of meloxicam and in particular of the impurity composed of 4-hydroxy-2-methyl-N-ethyl-N′-(5-methyl-2-thiazolyl)-2H-1,2-benzothiazine-3-carboxamide-1,1-dioxide and to meloxicam containing a quantity of less than 0.05% of the above-mentioned impurity (“ethylamide”).
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