Organic compounds -- part of the class 532-570 series – Organic compounds – Phosphorus acids or salts thereof
Patent
1989-01-23
1990-11-13
Shen, Cecilia
Organic compounds -- part of the class 532-570 series
Organic compounds
Phosphorus acids or salts thereof
558158, C07F 902
Patent
active
049703358
ABSTRACT:
(Cycloalkylamino)methylenebis(phosphonic acid) represented by the general formula: ##STR1## in which, R, R.sup.1, R.sup.2, R.sup.3 and R.sup.4 represent a hydrogen atom or a lower alkyl group, and n represents an integer from 3 to 10, a lower alkyl ester thereof or a pharmaceutically acceptable salt thereof; and a bone-resorption inhibitor and an anti-arthritis containing the same.
REFERENCES:
patent: 3846420 (1974-11-01), Wollmann et al.
patent: 3957160 (1976-05-01), Ploger et al.
Abe Tetsushi
Isomura Yasuo
Sakamoto Shuichi
Takeuchi Makoto
Shen Cecilia
Yamanouchi Pharmaceutical Co. Ltd.
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