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:
Jun. 05, 2012
Filed:
Mar. 18, 2011
Jae Jong Kim, Daejeon, KR;
SI Kyu Lim, Daegu, KR;
MI OK Lee, Deajeon, KR;
Sang Myoun Lim, Daejeon, KR;
Bo-mi Lee, Nonsan-si, KR;
Dong Hwan Kim, Daejeon, KR;
Keum Soon Lee, Daejeon, KR;
Jeoung Hyun Ryu, Cheongju-si, KR;
Jae Jong Kim, Daejeon, KR;
Si Kyu Lim, Daegu, KR;
Mi Ok Lee, Deajeon, KR;
Sang Myoun Lim, Daejeon, KR;
Bo-mi Lee, Nonsan-si, KR;
Dong Hwan Kim, Daejeon, KR;
Keum Soon Lee, Daejeon, KR;
Jeoung Hyun Ryu, Cheongju-si, KR;
Genotech Corp., Daejeon, KR;
Abstract
The present invention relates to a method for separating and purifying a lactone compound with an unsaturated alkyl group from a lactone compound with a saturated alkyl group which is an analog thereof. More specifically, the present invention relates to a method for effectively separating a lactone compound with an unsaturated alkyl group such as FK506 at high purity by extraction with a silver ion (Ag) solution without use of column chromatography.