Austin, you can try putting a little bit of your monomer (1 mg) in a vial and adding a drop or two of N,N-diemtyl acetamide. A compound that solubilizes well with a solvent requires only a couple of drops to be completely solubilized.
You can try adding some mg’s of you compound into your solvent in a vial, should dissolve immediately if soluble; Or even gradually increase the temperature