One - step synthesis of salicylaldehyde with phenol and paraformaldehyde as raw materials along with catalyst is introduced.

介绍了以苯酚和多聚甲醛为原料,在催化剂作用下,经一步反应直接合成水杨醛的情况.

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Benzbromarone was synthesized from salicylaldehyde by condensation with chloroacetone, reduction, acylation, demethylation and bromination overall yield.

以水杨醛为原料,经缩合 、 还原 、 酰化 、 脱甲基、溴化反应制得苯溴马隆,总收率40.6%.

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