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OPPI BRIEFS

PREPARATION OF TETRAETHYL (OXYDI-2,1-ETHANEDIYL)BISPHOSPHONATE AND 1,2-BIS[2-(DIETHYLPHOSPHONO)ETHOXY]ETHANE

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Pages 458-459 | Received 08 Apr 1991, Published online: 18 Feb 2009

References

  • Maier , L. and Crutchfield , M. M. 1978 . Phosphorus and Sulfur , 5 : 45
  • Prelog , V. , El-Neweihy , M. F. and Hafliger , O. 1950 . Helv. Chim. Acta , 33 : 1937 bis (2-Bromoethyl) ether is easily prepared in 81% yield by the reaction of diethylene glycol with phosphorus tribromide in the presence of pyridine.
  • Kumar , R. and Carter , C. G. European Pat. Appl. . 368154 A1. . Chem. Abstr., 113, 212344s (1990)
  • Bogonostseva , N. P. 1956 . Uchenye Zapiski, Kazan. Gosudarst. Univ. Im. V. I. Ul'yanova-Lenina , 116 : 71 Chem. Abstr., 51, 6581(1957).

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