Preparation of 2,3,4,6-Tetra-O-benzyl-d-mannose

Abstract
2,3,4,6-Tetra-O-benzyl-d-mannopyranose was prepared from methyl α-d-mannopyranoside. Improved preparations of 2,3,4,6-tetra-O-benzyl-α-d-glucopyranose and -galactopyranose are described.