The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 23, 2001
Filed:
Jun. 22, 1999
Applicant:
Inventors:
Junho Chu, Seoul, KR;
Hyung Jung Pyun, 400 Gil-dong, Kangdong-ku, Seoul 134-011, KR;
In Jun Yoon, Seoul, KR;
Jae Ho Shin, Seoul, KR;
Hakhyun Nam, Seoul, KR;
Geun Sig Cha, San 4-25, Cheongwoon-dong, Chongro-ku, Seoul 110-030, KR;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 3/156 ; C07J 9/00 ;
U.S. Cl.
CPC ...
A61K 3/156 ; C07J 9/00 ;
Abstract
The present invention relates to a cholanic acid ring based 4-(trifluoroacetyl)phenyl derivatives of the following formula 1, process for preparation and use thereof. The cholanic acid ring based 4-(trifluoroacetyl)phenyl derivatives of the present invention may be used as a host material in the host-guest chemistry, in detail as a material for ion sensors, optical sensors, gas sensors, biosensors, chromatographies, photostimulated ion-binding resins, ion exchange resins and organic reactions.