the synthesis of beta-dialkylaminoethyl ethers ( iii a-f ) and gamma-dialkylaminopropyl ethers ( iii g-l ) starting from 1,3,3-trimethyl-5- ( phenylmethylene ) -2-oxabicyclo [ 2.2.2 ] octan-6- hydroxyimine ( ii ) is described . beta-diisopropylaminoethyl ether ( iii b ) and gamma-piperidinopropyl ether ( iii i ) showed an antiarrhythmic activity in rats similar to that of quinidine .
C0003195
antiarrhythmic
C0034414
quinidine