4.
Name: Benzophenonetetracarboxylic dianhydride, toluenediisocyanate, methylenediphenyldiisocyanate polyimide
CAS: 152187-64-9



6.
Name: 5-Norbornene-2,3-dicarboximide, N-allyl-5-(alpha-hydroxy-alpha-2-pyridylbenzyl)-7-(alpha-2-pyridylbenzylidene)-, endo- and acetone (2:1)
CAS: 5784-52-1


