Derivatives of benzothiazole, their process of preparation and their applications in international application no.

摘要

1. Claims for the contracting states : CH DE GB W NL SE Compound having the formula see diagramm : EP0017543,P6,F4 both its enantiomers and the racemate, their salts with physiologically acceptable bases, inorganic cations and amines, and their salts with physiologically acceptable inorganic or organic acids and their alkyl esters. 1. Claims for the contracting state : AT Process for the preparation of a compound having the formula see diagramm : EP0017543,P7,F2 both its enantiomers and the racemate, their salts with physiologically acceptable bases, inorganic cations and amines, and their salts with physiologically acceptable inorganic or organic acids and their alkyl esters, characterized in that benzoic acid or a reactive equivalent thereof, such as the corresponding acid chloride, ester or aldehyde is reacted, with a compound of the formula see diagramm : EP0017543,P7,F3 or an equivalent of said compound, such as the corresponding disulfide, and optionally converting the resulting acid to a salt or an ester.