A new synthetic method, in which N acetylation of L glutamic acid was proceeded in alkaline solution using acetic anhydride as acetylation agent, was described.

• 以L-谷氨酸为原料,在碱性条件下用乙酸酐作为乙酰化试剂一步合成N-乙酰-L-谷氨酸的新工艺。