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:
Apr. 07, 2015
Filed:
Mar. 30, 2012
Soo Jin Choi, Yongin-si, KR;
Seong Soo OH, Yongin-si, KR;
Yong Suk Jin, Ansan-si, KR;
Yong Tae Kim, Daejeon, KR;
Seung Jae Lee, Daejeon, KR;
Jeong Hyun Son, Suwon-si, KR;
Soo Jin Choi, Yongin-si, KR;
Seong Soo Oh, Yongin-si, KR;
Yong Suk Jin, Ansan-si, KR;
Yong Tae Kim, Daejeon, KR;
Seung Jae Lee, Daejeon, KR;
Jeong Hyun Son, Suwon-si, KR;
Daewoong Pharmaceutical Co., Ltd., Seongnam-si, KR;
Abstract
The present invention relates to a process for preparation of aripiprazole crystal form II by recrystallizing aripiprazole in a mixture of acetone and 1-methoxy-2-propanol or a single solvent of 1-methoxy-2-propanol. The simple process according to the present invention can produce aripiprazole crystal form II with high purity and high yield in a mass scale.