Trimethyl phosphinimino dimethyl methylene phosphorane and proce

Details Trimethyl phosphinimino dimethyl methylene phosphorane and proce Trimethyl phosphinimino dimethyl methylene phosphorane and proce

1976-12-15

1978-04-11

Sneed, Helen M. S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260429R, 2606065F, C07F 950

Patent

active

040838757

ABSTRACT:
Trimethyl phosphinimino dimethyl methylene phosphorane of the formula: ##STR1## which is a novel chemical compound is produced. To this end, a tetramethyl phosphonium halide is reacted with 1.1 to 1.5 times the molar quantity of an alkali metal amide in an organic solvent, at 0.degree. to 35.degree. C, with the exclusion of air and moisture, and over a period of 24 to 72 hours. The reaction mixture is freed from residue and subjected to fractional distillation.

REFERENCES:
patent: 3414564 (1968-12-01), Krubiner et al.
Hoffmann, Ber. 95 2563-2566 (1962).
Rave, J. Org. Chem. 32 3461-3466 (1967).
Koster et al., Ann. Chem. 739 211-219 (1970).
Schmidbaur et al., Angew. Chem. V79, 413 (1967).
Schmidbaur et al., Ber. 100 1120-1128 (1967).

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