5-(Chloromethyl)-2-hydroxybenzaldehyde (cas# 23731-06-8) is a useful reagent for the synthesis of bis-heterocyclic derivatives and benzo-fused macrocycles containing oxazolone or imidazolone subunits.
参考文献
Sanad, S. M. H., et al., J. Heterocycl. Chem., (2020);