Asymmetric induction in the high-pressure reaction between 2,3-0-isopropylidene-d-glyceraldehyde and 2,5-dimethylfuran
作者:Janusz Jurczak、Stanisław Pikul
DOI:10.1016/0040-4039(84)80020-9
日期:——
High-pressurereaction of protected D-glyceraldehyde (2) with 2,5-dimethylfuran (1) and chemical transformation of the resulting product 3 to the 2-deoxy-D-pentitol derivatives (7, 8 and 9) is described.
Practical Asymmetric Synthesis of Hastanecine and Dihydroxyheliotridane by a Claisen Rearrangement/Amine-Epoxide-Opening Sequence
作者:Johann Mulzer、Michael Scharp
DOI:10.1055/s-1993-25913
日期:——
A practical 13-step synthesis of the title compounds suitable for the gram scale has been developed. Key steps are Sharpless resolution, Claisen rearrangement, epoxidation and intramolecular SN2 ring closure to form the pyrrolizidine system.
The high-pressure reaction of 2,5-dimethylfuran with 2,3--isopropylidene--glyceraldehyde
作者:Janusz Jurczak、Stanisław Pikul
DOI:10.1016/s0040-4020(01)86159-7
日期:1988.1
The asymmetric high-pressurereaction of 2,5-dimethylfuran () with 2,3--isopropylidene--glyceraldehyde () and chemical transformation of the resulting product to 2-deoxy--pentitol derivatives (, , and ) are described.