Patent · US Expired

Pyrimidinylpyrazole derivatives

US5852019A · kind A · utility

8Cited by
1References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 4, 1998
Grant dateDec 22, 1998
Priority date
Expiry dateFeb 4, 2018

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P35/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention provides a novel compound which is represented by formula (I): ##STR1## wherein preferable examples of R.sup.1 to R.sup.6 are as follows; R.sup.1 and R.sup.2 are each an alkyl group optionally substituted by a halogen atom, an amino group, a hydroxyl group, an alkoxyl group or a thiol group, a hydrogen atom, a halogen atom or an alkoxyl group; R.sup.3 is a hydrogen atom; R.sup.4 is a methyl group; R.sup.5 is a hydrogen atom or an alkyl group; and R.sup.6 is a group of the formula: ##STR2## wherein Z is a phenyl group; and has an antitumor effect.

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