oxepan-2-one- 1,1'-methanediylbis(4-isocyanatobenzene)(1:1);26761-25-1;AC1Q6HS1;2-Oxepanone, polymer with 1,1'-methylenebis(4-isocyanatobenzene);AC1L5273;AR-1K9370;1-isocyanato-4-[(4-isocyanatophenyl)methyl]benzene; oxepan-2-one;oxepan-2-one - 1,1'-methanediylbis(4-isocyanatobenzene) (1:1);52450-76-7
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