M. Banwell et al., DIASTEREOSELECTIVE ROUTES TO SIDE-CHAIN TRUNCATED ANALOGS OF N-ACETYLNEURAMINIC ACID, Chemical communications, (6), 1998, pp. 645-646
Vitamin C 3 has been converted, in a completely stereocontrolled manne
r, into the side-chain truncated analogues 4 and 5 of N-acetylneuramin
ic acid 1.