NOVEL ACRIDINIUM SALT AND METHOD FOR PRODUCING SAME
摘要:
The present invention provides novel aclidinium salt of the formula (I) and a process for the production of the aclidinium salt.
wherein R
1
is C1-C6 alkyl or C1-C6 alkyloxy; R
2
is hydrogen or C1-C6 alkyloxy; R
3
is hydrogen, halogen, C1-C6 alkyl or C1-C6 alkyloxy; R
4
is hydrogen, C1-C6 alkyloxy, halo C1-C6 alkyloxy or C1-C6 alkylamino; R
5
is C1-C3 alkyl; and X
−
is an anion.