
Tetrahedron Letters p. 5819 - 5822 (1983)
Update date:2022-08-02
Topics:
Molino, Bruce F.
Magdzinski, Leon
Fraser-Reid, Bert
The aldehyde (6) reacts with ylid (3b) to give (7) as a 4:1 Z/E mixture which, upon methanolysis under catalysis by pyridinium p-toluenesulfonate (PPTS), affords the bispyranoside (5a) as single anomer.
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