A mild and facile synthesis of alkyl-and arylphosphonyl dichlorides under neutral conditions. Reaction of bis (trimethylsilyl) phosphonates with PCl5.

T Morita, Y Okamoto, H Sakurai

Index: Morita, Tsuyoshi; Okamoto, Yoshiki; Sakurai, Hiroshi Chemistry Letters, 1980 , p. 435 - 438

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Citation Number: 22

Abstract

Bis (trimethylsilyl) phosphonates, which are prepared from the dialkyl esters with chlorotrimethylsilane/sodium iodide, are transformed in high yields into the corresponding phosphonyl dichlorides on the treatment with phosphorus pentachloride under mild and neutral conditions.