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Pyrimidone derivs. of formula (I) are new: (Het is 2- or 4-imidazolyl opt. substd. by 1-4C alkyl, halogen, CF3 or CH2OH; or 2-pyridyl opt. substd. by 1-4C alkyl, 1-4C alkoxy, halogen, NH2 or OH; or 2-thiazolyl; or 3-isothiazolyl opt. substd. by Cl or Br; or 3-(1,2,5)-thiadiazolyl opt. substd. by Cl or Br; or 2-(5-amino-1,3,4-thiadiazolyl); Y is S or CH2; Z is H or 1-4C alkyl; A is 1-5C alkylene; Het1 is pyridyl substd. by OH or N-oxo and opt. substd. by 1-4C alkyl or alkoxy).
PT6951079A1979-04-181979-04-18Process for preparing pyrimidone derivatives
PT69510A
(en)
5- (3-ALKYL-5-TERT.BUTYL-4-HYDROXYPHENYL) -2-AMINO-6H-1,3,4-THIADIAZINE, METHOD FOR THE PRODUCTION THEREOF THE MEDICINAL PRODUCT CONTAINING IT AND THEIR USE.