Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1982-02-01
1985-04-02
Sneed, Helen M. S.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
C07F 730
Patent
active
045086540
ABSTRACT:
Reaction mixture of germanium dioxide and hypophosphorous acid or its salts in hydrochloric acid is extracted with organic solvent. This resultant is then reacted with acrylic acid or its derivatives, and further hydrolyzed to provide bis-carboxy ethyl germanium sesquioxide or its propionic acid derivatives.
REFERENCES:
patent: 3689516 (1972-09-01), Asai et al.
patent: 3793455 (1974-02-01), Asai et al.
patent: 3812167 (1974-05-01), Pahk
patent: 4066678 (1978-03-01), Sato et al.
patent: 4271084 (1981-06-01), Ishikawa et al.
Chemical Abstracts 46 7925(b) (1952).
Chang Ching-Te
Lee Lian-Tze
Su Hsueh-Ling
Industrial Technology Research Institute
Lewen Bert J.
Sneed Helen M. S.
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