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Novel high-performance bamboo modification through nature rosin-based benzoxazine
Benzoxazine Biobased resin Bamboo Anti-fungal Mechanical properties
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2023/12/6
In this study, we synthesized three new, entirely bio-based benzoxazines using rosin-based dehydroabietylamine, luteolin, quercetin, hydroquinone, and paraformaldehyde. The chemical structures of DL (...
H3PW12O40 catalyzed synthesis of benzoxazine and quinazoline in aqueous media
Heteropoly acid 1,3-Benzoxazine-4-one 2-Substituted-quinazolin-4(3H)-one 2-Substituted-2,3-dihydroquinazolin-4(1H)-one
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2014/3/11
A heteropolyacid efficiently catalyzed the cyclocondensation reaction of 2-aminobenzamide and salicylamide with aldehydes and ketones to afford good yields of benzoxazine and quinazoline ring systems ...