Abstract
4,4-Dichloro-4H-1-benzopyran-2-carbonyl chloride in the reaction with tertiary phosphites forms two stereoisomeric products (E) and (Z). The mechanism of their formation and the structure has been suggested.
Phosphorus, Sulfur, and Silicon and the Related Elements
Volume 83, 1993 - Issue 1-4
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Crystal and Molecular Structures of Phosphonolactone Derivatives of Chromone
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