Synthesis of the principal chain of the o-antigenic polysaccharides ofShigella flexneri. Communication 3. Synthesis of 4-o-benzoyl-3-o-(2-o-acetyl-3,4-di-o-benzoyl-?-L-rhamnopyranosyl)-1,2-o-[1-(exocyano)� ethyliden]-?-L-rhamnopyranose
Synthesis of the principal chain of the o-antigenic polysaccharides ofShigella flexneri. Communication 3. Synthesis of 4-o-benzoyl-3-o-(2-o-acetyl-3,4-di-o-benzoyl-?-L-rhamnopyranosyl)-1,2-o-[1-(exocyano)� ethyliden]-?-L-rhamnopyranose