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ChemicalBook CAS DataBase List ETHYL (S)-(+)-3-(2,2-DIMETHYL-1,3-DIOXOLAN-4-YL)-2-PROPENOATE

ETHYL (S)-(+)-3-(2,2-DIMETHYL-1,3-DIOXOLAN-4-YL)-2-PROPENOATE synthesis

14synthesis methods
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Yield:64520-58-7 98%

Reaction Conditions:

Stage #1: 1,2:5,6-di-O-isopropylidene-D-mannitolwith sodium periodate;sodium hydrogencarbonateInert atmosphere;
Stage #2: diethoxyphosphoryl-acetic acid ethyl esterwith potassium carbonate at 23;Inert atmosphere;Horner-Wadsworth-Emmons olefination;

References:

Wang, Yan;Dai, Wei-Min [Tetrahedron,2010,vol. 66,# 1,p. 187 - 196] Location in patent:supporting information; experimental part

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