title: Methyl 5-O-(4-chloro-benzo-yl)-2-de-oxy-3-O-methyl-sulfonyl-threo-pentofuran-oside.
abstract: In the chiral title compound, C(14)H(17)ClO(7)S, an inter-mediate in the synthesis of the AIDS treatment drug zidovudine, the threose ring adopts an envelope configuration, with the O atom at the flap position.
authors.affiliation: Department of Applied Chemistry, Yuncheng University, Yuncheng, Shanxi 044000, People's Republic of China.
authors.forename: Hongshi
authors.initials: H
authors.lastname: Jiang
authors.forename: Hui
authors.initials: H
authors.lastname: Li
authors.forename: Hong
authors.initials: H
authors.lastname: Sun