METHOD FOR INDUSTRIAL PRODUCTION OF NAPHTO-[2,3-D]-THIAZOLE COMPOUNDS
The invention concerns a method which consists in reacting 2-amino-3-halo-1,4-naphthoquinone with sulphides in a basic aqueous medium, adding aldehydes and reacting in the presence of acetic acid. It is characterised by steps which consist in: (a) dissolving in an aprotic solvent the crude product r...
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