What does Code P1441 mean engine bogs down ?

So this code is stored when the purge solenoid gets stuck open, you can confirm the issue when it is removed, and you can blow through it telling you it is bad.

P1441 - EVAP System Flow During Non-Purge Condition

Here is the location of the purge solenoid so you can check it out, be sure to clear the codes once the repairs are completed. Check out the images (below). Please let us know what happens.

Will this cause the engine to bog down when acceleration?

Changed crank position sensor. Now getting code p0300 and p0336.

New problem. Transmission will not shift until you let of accelerator pedal.

This can happen when the catalytic converter is clogged, here is a guide to help detect the problem:

https://www.2carpros.com/articles/how-to-test-a-catalytic-converter

P0300 - Random/Multiple Cylinder Misfire Detected

P0336 - Crankshaft Position Sensor "A" Circuit Range/Performance

So, the crankshaft sensor might be defective, can I ask which brand you used? Please go over this guide and get back to us.