Syntheses of methyl ethers of uronic acids. IV. Synthesis of the 3-O-, 2,3-, 2,4-, and 3,4-di-O-, and 2,3,4-tri-O-methyl ethers of methyl (methyl α-D-mannopyranosid)uronate
Syntheses of methyl ethers of uronic acids. IV. Synthesis of the 3-O-, 2,3-, 2,4-, and 3,4-di-O-, and 2,3,4-tri-O-methyl ethers of methyl (methyl α-D-mannopyranosid)uronate