Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1978-04-13
1979-02-13
Evans, Joseph E.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
C07F 938
Patent
active
041395549
ABSTRACT:
N,N-Dimethylaminomethane diphosphonic acid is produced in an advantageous, simple, and economical manner and in a high yield by reacting dimethylformamide, phosphorous acid, and phosporus oxychloride.
REFERENCES:
patent: 3846420 (1974-11-01), Wollmann et al.
patent: 3870750 (1975-03-01), Walmann et al.
patent: 4006182 (1977-02-01), Ploger et al.
Krueger Friedrich
Michel Walter
Evans Joseph E.
Joh. A. Benckiser GmbH
Schwaab Richard L.
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