| abstract |
PROCEDURE FOR OBTAINING PYRIDINE DERIVATIVES. IT CONSISTS IN REACTING A (PYRIDINIL)METHYL-LOWER ALKYL-KETONE OF FORMULA PY<024>CH <024>C(=O)<024>R WITH DI-(LOWER ALKYL)FORMAMIDE DI-(LOWER ALKYL)ACETAL. DERIVATIVES ARE OBTAINED FROM PYRIDINE OF GENERAL FORMULA (I) IN WHICH R IS LOWER ALKYL; R AND R ARE EACH LOWER ALKYL AND PY IS 4-,3- OR 2-PYRIDINYL WITH OR WITHOUT LOWER ALKYL SUBSTITUENTS. |