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Reactions of anhydrides of phosphonothioic acids with triethyl phosphite

Journal Article · · J. Gen. Chem. USSR (Engl. Transl.); (United States)
OSTI ID:7202695

This paper investigates the properties of anhydrides of phosphorus acids by studying the reaction of the anhydride of cyclohexylphosphonothioic acid with triethyl phosphite by means of P 31 NMR spectroscopy. The reaction takes a complex course; reaction scarcely went at all in 1 hour at 120 C in chlorobenzene. The physical constants and IR and P 31 NMR spectra of the acid esters prepared in different ways proved to be identical. They are liquids, soluble in most organic solvents. The P 31 NMR spectra of O-ethyl hydrogen cyclohexyl-phosphonate and -phosphonothioate gives signals at 31 and 96 ppm respectively.

Research Organization:
A.E. Arbuzov Institute of Organic and Physical Chemistry, Kazan
OSTI ID:
7202695
Journal Information:
J. Gen. Chem. USSR (Engl. Transl.); (United States), Journal Name: J. Gen. Chem. USSR (Engl. Transl.); (United States) Vol. 54:12,PT.1; ISSN JGCHA
Country of Publication:
United States
Language:
English