Patent · US Expired

Ketosulfone derivatives and process for producing the same

US6297402A · kind A · utility

2Cited by
2References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 22, 2000
Grant dateOct 2, 2001
Priority date
Expiry dateAug 22, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/55
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

There is provided a ketosulfone derivative represented by the formula (I): ##STR1## wherein Ar represents an aryl group which may be substituted, and R.sub.1 ' and R.sub.2 ' represent a hydrogen atom or a protective group of a hydroxyl group and processes for producing the same.

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