Synthesis and Biological Evaluation of Ω-(N,N,N-Trialkylammonium)alkyl Esters and Thioesters of Carboxylic Acid Nonsteroidal Antiinflammatory Agents

Abstract
A series of novel ω-( N,N,N-trialkylammonium)alkyl ester and thioester derivatives [ RCO M(CH2) nN R3+ X−, M = O or S, n = 2–6, X= I or Cl] of 11 nonsteroidal antiinflammatory carboxylic acid agents...