title: 4-Formyl-phenyl 2,3,4,6-tetra-O-acetyl-β-d-allopyran-oside.
abstract: The title compound, C(21)H(24)O(11), crystallizes exclusively as the β-anomer. The substituent of the protected sugar at position C-3 is in the axial position, while all other groups are in equatorial positions. The pyran-oside ring adopts a stable chair conformation.
authors.affiliation: College of Chemistry, Sichuan University, Chengdu 610064, People's Republic of China.
authors.forename: Ding
authors.initials: D
authors.lastname: Ye
authors.forename: Kuan
authors.initials: K
authors.lastname: Zhang
authors.forename: Hua-Feng
authors.initials: HF
authors.lastname: Chen
authors.forename: Shu-Fan
authors.initials: SF
authors.lastname: Yin
authors.forename: Ying
authors.initials: Y
authors.lastname: Li