67-56-1
甲醇
+
19342-33-7
(2S,4S,5S,6R)-5-acetamido-2,4-dihydroxy-6-[(1R,2R)-1,2,3-trihydro xypropyl]tetrahydropyran-2-carboxylic acid
→
20298-35-5
22900-11-4
N-乙酰基神经氨酸甲基酯