you can solo easily, I even soloed bosses with my alchemist build. just remember that you need a solid build and lots of preparation and crafty mainly gear, as an alchemist you can easily get materials to craft the best geara nd money for the recipes so use it.
Most peiple dont know but mgnun pus not only makes gear but it also transmute materials
EX:
put 4 yougnome cores on a suqare and you create a egnome core. Egnomes are about 10 leves stronger.