3-oxo-3,4-dihydro-2H-1,4-benzothiazine-6-carboxylic acid → 3-oxo-3,4-dihydro-2H-benzo[1,4]thiazine-6-carboxylic acid {1-[2-(7-methoxy-quinoxalin-2-ylsulfanyl)-3-morpholin-4-yl-propyl]-piperidin-4-yl}-amide

Participants

Reaction Steps

The title compound is prepared as a light brown lyophilizated powder following Scheme 3 and in analogy to Example 1 using 2-chloro-7-methoxy-quinoxaline, [1-(2-mercapto-3-morpholin-4-yl-propyl)-piperidin-4-yl]-carbamic acid tert-butyl ester and 3-oxo-3,4-dihydro-2H-benzo[1,4]thiazine-6-carboxylic acid as starting materials.

Provenance & Evidence