A new synthetic method,by which N-acetyl-L-threonine was produced from L-threonine in alkaline solution using acetic anhydride as acetylation agent,was described.

• 以L-苏氨酸为原料,采用在碱性条件下用乙酸酐作为乙酰化试剂合成N-乙酰-L-苏氨酸的新工艺。