68189-00-4 72444-68-9 Propanoic acid, 3-hydroxy-2-(hydroxymethyl)-2-methyl-, polymer with1,3-diisocyanatomethylbenzene and alpha-hydro-omega-hydroxypoly(oxy(methyl-1,2-ethanediyl)), compd. with N,N-diethylethanamine Propanoic acid, 3-hydroxy-2-(hydroxymethyl)-2-methyl-, polymer with1,3-diisocyanatomethylbenzene and alpha-hydro-omega-hydroxypoly(oxy(methyl-1,2-ethanediyl)), compound with triethylamine