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Publikováno v:
Leonardo Electronic Journal of Practices and Technologies, Vol 17, Iss 33, Pp 277-288 (2018)
Tetra-aza derivatives of three-branched phenothiazine compounds were synthesized. The key intermediate 6-chlorobenzo[a]-9,ll-diazaphenothiazin-5-one (16) was prepared by condensation reaction of 4-aminoprimidin-5-thiol (14) with 2,3-dichlorol,4-napht