AMINODIHYDROTHIAZINE DERIVATIVE SUBSTITUTED WITH CYCLIC GROUP

PROBLEM TO BE SOLVED: To provide an intermediate (ab) for producing an aminodihydrothiazine derivative that is useful as a remedy for the diseases induced by the production, secretion or deposition of amyloid protein.SOLUTION: There is provided a compound or salts thereof expressed by formula (ab) (...

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Hauptverfasser: TAMURA TOMOSUKE, SUZUKI SHINJI, TADA YUKIO, UENO TATSUHIKO, YONEZAWA HIDEJI, KORIYAMA YUJI, NAOHARA AYAE, FUJIKOSHI CHIAKI
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Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide an intermediate (ab) for producing an aminodihydrothiazine derivative that is useful as a remedy for the diseases induced by the production, secretion or deposition of amyloid protein.SOLUTION: There is provided a compound or salts thereof expressed by formula (ab) (the cycle A is phenyl or optionally substituted pyridine; Ris a methyl group; and Rand Rare each hydrogen, a halogen, or optionally substituted lower alkyl, or Rand Rmay form a carbocyclic ring together with the adjoining carbon atom).