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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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). |
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