1 . The reactivity of wheat straw soda lignin ( WSSL ) can be improved by demethylation modification.
麦草 碱木素在碱催化下经脱甲基改性可提高其反应活性.
来自互联网
2 . Benzbromarone was synthesized from salicylaldehyde by condensation with chloroacetone, reduction, acylation, demethylation and bromination overall yield.
1 . The reactivity of wheat straw soda lignin ( WSSL ) can be improved by demethylation modification.
麦草 碱木素在碱催化下经脱甲基改性可提高其反应活性.
来自互联网
2 . Benzbromarone was synthesized from salicylaldehyde by condensation with chloroacetone, reduction, acylation, demethylation and bromination overall yield.