C07C381/02

METHODS OF CHEMICAL SYNTHESIS OF DIAMINOPHENOTHIAZINIUM COMPOUNDS INCLUDING METHYLTHIONINIUM CHLORIDE (MTC)

Methods of synthesizing and purifying certain 3,7-diamino-phenothiazin-5-ium compounds (referred to herein as diaminophenothiazinium compounds) including Methythioninium Chloride (MTC) (also known as Methylene Blue) are provided.

##STR00001##

METHODS OF CHEMICAL SYNTHESIS OF DIAMINOPHENOTHIAZINIUM COMPOUNDS INCLUDING METHYLTHIONINIUM CHLORIDE (MTC)

Methods of synthesizing and purifying certain 3,7-diamino-phenothiazin-5-ium compounds (referred to herein as diaminophenothiazinium compounds) including Methythioninium Chloride (MTC) (also known as Methylene Blue) are provided.

##STR00001##

METHODS OF CHEMICAL SYNTHESIS OF DIAMINOPHENOTHIAZINIUM COMPOUNDS INCLUDING METHYLTHIONINIUM CHLORIDE (MTC)

Methods of synthesizing and purifying certain 3,7-diamino-phenothiazin-5-ium compounds (referred to herein as diaminophenothiazinium compounds) including Methythioninium Chloride (MTC) (also known as Methylene Blue) are provided.

##STR00001##