ChemInform Abstract: Synthesis of Tetrahydrofurans from Active Methylene Compounds via Radical Cyclization.
Abstract
The vinyl ethers (III), prepared from the orthoformate (I) and the active methylene compounds (II), are cyclized with tributyltin hydride to yield the tetrahydrofuran derivatives (IV).
ChemInform Abstract
The vinyl ethers (III), prepared from the orthoformate (I) and the active methylene compounds (II), are cyclized with tributyltin hydride to yield the tetrahydrofuran derivatives (IV). (Mechanism, IR-, 1H-NMRdata).