1H-Pyrrole-2,5-dione, 1-(2-methylphenyl)- (9CI) 4-21-00-04632 (Beilstein Handbook Reference) 4067-01-0 AI3-02978 BRN 0135040 MALEIMIDE, N-o-TOLYL- N-(2-Methylphenyl)maleimide N-(o-Methylphenyl)maleimide N-2-Tolylmaleimide N-o-Tolylmaleimide NSC 39640 NSC 52611 NSC 56115