Patent · US Expired

Pyrazolopyrimidine-2,4-dione sulfonamides

US6133273A · kind A · utility

47Cited by
2References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 3, 1999
Grant dateOct 17, 2000
Priority date
Expiry dateMay 3, 2019

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K31/519
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A compound of formula (I) ##STR1## wherein: X=N and Y=CH or X=CH and Y=N PA1 R.sub.1 and R.sub.2 are independently, straight chain alkyl of 2 to 12 carbon atoms, branched chain alkyl of 3 to 10 carbon atoms, cycloalkyl of 3 to 10 carbon atoms, aryl of 4 to 10 carbon atoms, 4 to 10 membered heteroaryl or a moiety of the formula (CH.sub.2).sub.m -A wherein m is 1 to 9 and A is cycloalkyl of 3 to 7 carbon atoms; and R.sub.3 is a straight chain alkyl of 1 to 12 carbon atoms, branched chain alkyl of 3 to 10 carbon atoms, aryl of 4 to 10 carbon atoms or 4 to 10 membered heteroaryl for use in the treatment of disorders associated with bone loss by increased transcription and elevation of plasma calcitonin levels.

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