Purification, characterization, and identification of 3‐hydroxy‐4‐methoxy benzal acrolein–an intermediate of synthesizing advantame

Advantame is a novel sweetener, and 3‐hydroxy‐4‐methoxy benzal acrolein is an important intermediate to synthesize the sweetener. The aim of this study was to evaluate a new low‐cost method to purify 3‐hydroxy‐4‐methoxy benzal acrolein, and the crude intermediate was used as raw material. The interm...

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