Structure and Reactivity of the Vilsmeier Formylating Reagent
- 1 March 1987
- journal article
- research article
- Published by Taylor & Francis in Phosphorus and Sulfur and the Related Elements
- Vol. 30 (1) , 293-295
- https://doi.org/10.1080/03086648708080579
Abstract
Phosphoryl chloride and dimethylformamide react to give a Vilsmeier reagent which is an equilibrium mixture of two iminium salts, the more reactive being the beta-phosphoryliminium chloride (1) rather than the beta-chloroiminium phosphate (2) as previously suggested.Keywords
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