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ChemicalBook CAS DataBase List Ethyl 4-acetyl tetrahydro-2H-pyran-4-carboxylate
345216-96-8

Ethyl 4-acetyl tetrahydro-2H-pyran-4-carboxylate synthesis

2synthesis methods
-

Yield:345216-96-8 59 %

Reaction Conditions:

Stage #1: tetrahydropyran-4-carboxylic acid methyl esterwith lithium diisopropyl amide in tetrahydrofuran at -75;
Stage #2: acetic anhydride in tetrahydrofuran at 20;

References:

WO2023/275301,2023,A1 Location in patent:Page/Page column 97

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