The structure of N-acetyl-2, 3-dehydro-2-deoxyneuraminic acid has been established by means of X-ray crystal structure analysis. The ring system was determined to have a 4H5(D) conformation.
                                    通过 X 射线晶体结构分析,确定了 N-乙酰基-2,3-脱氢-2-脱氧神经
氨酸的结构。经测定,该环状系统具有 4H5(D)构象。