https://pubchem.ncbi.nlm.nih.gov/compound/Poly_propylene-glycol_-tolylene-2_4-diisocyanate
Poly(propylene glycol), tolylene 2,4-diisocyanate - PubChem
Poly(propylene glycol), tolylene 2,4-diisocyanate chemical information summary.
poly propylene glycoldiisocyanatepubchem