Patent · US Expired

Benzoisothiazolinone-1-dioxide derivatives as elastase inhibitors

US5338747A · kind A · utility

4Cited by
3References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 7, 1991
Grant dateAug 16, 1994
Priority date
Expiry dateMar 7, 2011

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61Q19/08
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The invention relates to pharmaceutical and cosmetic compositions comprising at least one benzisothiazolinone-1-dioxide derivative with the formula: ##STR1## where R.sup.1 can be hydrogen, and R.sup.2 can be certain generally hydrophobic C.sub.8 -C.sub.20 aliphatic groups or the group: ##STR2## where R.sup.5 is aliphatic or else R.sup.2 is a saturated or unsaturated C.sub.2 -C.sub.6 group ending in an aromatic nucleus. These compositions can be used to inhibit elastases such as human leucocytic elastase. They may be applied topically as a cosmetic. Many of the benzisothiazolinone-1-dioxide derivative specified as active ingredient in such compositions are novel compounds.

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