Patent · US Expired

(Cycloalkylamino)methylenebis(phosphonic acid) and medicines contaiing the same as an active ingredient

US5041428A · kind A · utility

12Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 10, 1990
Grant dateAug 20, 1991
Priority date
Expiry dateJul 10, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F9/405
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.