Patent · US Expired

Derivatives of gamma-cyclodextrin

US4764604A · kind A · utility

110Cited by

4References

17Claims

0Family size

Assignee

Janssen Pharmaceutica NA · BE

Inventor

Bernd Muller · Flintbek, DE

Key dates

Filing date	Feb 27, 1986
Grant date	Aug 16, 1988
Priority date	—
Expiry date	Feb 27, 2006

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB82Y5/00
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

This invention relates to .gamma.-cyclodextrin ethers and mixed ethers wherein the ether substituents are C.sub.1 -C.sub.6 alkyl, hydroxy C.sub.1 -C.sub.6 alkyl, carboxy C.sub.1 -C.sub.6 alkyl or (C.sub.1 -C.sub.6 alkyloxycarbonyl) C.sub.1 -C.sub.6 alkyl; provided that hydroxypropyl is not a sole substituent.

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