| abstract |
2-Halo-pyridines of the general formula I ##STR1## wherein X is Cl or Br; A is ═0 or ##STR2## Ar is phenyl or substituted phenyl of the general formula ##STR3## in which n is 0, 1, 2 or 3; R is alkyl C 1-4 , alkoxy C 1-4 , phenoxy, alkylthio C 1-4 , halogen especially F and Cl, OH or C 6 H 5 ; and their salts, addition compounds and precursors (prodrugs). n Furthermore the invention is directed to the production of these compounds and pharmaceuticals containing them. |