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ChemicalBook CAS DataBase List 2H-Thiopyran-4-carboxaldehyde, tetrahydro-, 1,1-dioxide
494210-61-6

2H-Thiopyran-4-carboxaldehyde, tetrahydro-, 1,1-dioxide synthesis

3synthesis methods
-

Yield: 73%

Reaction Conditions:

Stage #1:1,1-dioxo-hexahydro-1λ6-thiopyran-4-carboxylic acid with 2,6-dimethylpyridine;nickel(II) bromide trihydrate;4,4'-di-tert-butyl-2,2'-bipyridine;zinc;dimethyl dicarbonate in ethyl acetate for 0.25 h;Inert atmosphere;Green chemistry;
Stage #2: with diphenylsilane in ethyl acetate at 60; for 16 h;Inert atmosphere;Green chemistry;

References:

Iosub, Andrei V.;Morav?ík, ?tefan;Wallentin, Carl-Johan;Bergman, Joakim [Organic Letters,2019,vol. 21,# 19,p. 7804 - 7808] Location in patent:supporting information

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