title: 3-Quinuclidinyl thiochromane-4-carboxylate
text: # 3-Quinuclidinyl thiochromane-4-carboxylate
  
  3-Quinuclidinyl thiochromane-4-carboxylate is a research compound which is one of the most potent muscarinic antagonists known. Tests in vitro showed it to have a binding affinity over 1000 times more potent than 3-quinuclidinyl benzilate.
  
  