CPC C07D 405/14 (2013.01) [B01J 23/44 (2013.01); C07D 319/12 (2013.01); C07D 405/12 (2013.01)] | 18 Claims |
1. A production method comprising the step of reacting a compound represented by Formula (I):
with a chlorinating agent and dimethylformamide to obtain a compound represented by Formula (II):
or a salt thereof.
|