Patent ID: 6013653
Filing Date: 2000-01-11
Classification: C07D,Y02P

Abstract:
A process for producing a pyridoindole compound of the formula: ##STR6## where R.sup.1 is hydrogen, a lower alkyl group or a lower alkenyl group, R.sup.2 is hydrogen, a lower alkyl group or halogen, and R.sup.3 is an imidazolyl group optionally substituted by a lower alkyl moiety,or a salt thereof, by reacting a compound of the formula: ##STR7## where R.sup.1 and R.sup.2 are respectively as indicated above, or a salt thereof with a compound of the formula: ##STR8## where R.sub.a.sup.3 is an imidazolyl group substituted with an imino protective group, optionally substituted by a lower alkyl moiety, and X is halogen,or a salt thereof and then subjecting to a removal reaction of an imino protective group.