US 12,152,011 B2
Usnic acid derivative having TSLP secretion inhibitory ability and use thereof
Chan Yeong Heo, Yongin-si (KR); So Min Kang, Seongnam-si (KR); and Da Som Jeon, Seongnam-si (KR)
Assigned to SEOUL NATIONAL UNIVERSITY HOSPITAL, Seoul (KR)
Appl. No. 17/284,306
Filed by SEOUL NATIONAL UNIVERSITY HOSPITAL, Seoul (KR)
PCT Filed Oct. 10, 2019, PCT No. PCT/KR2019/013305
§ 371(c)(1), (2) Date Apr. 9, 2021,
PCT Pub. No. WO2020/076100, PCT Pub. Date Apr. 16, 2020.
Claims priority of application No. 10-2018-0120342 (KR), filed on Oct. 10, 2018; and application No. 10-2019-0124901 (KR), filed on Oct. 8, 2019.
Prior Publication US 2021/0395214 A1, Dec. 23, 2021
Int. Cl. A61P 37/08 (2006.01); A23L 33/10 (2016.01); A61P 17/02 (2006.01); C07D 307/91 (2006.01)
CPC C07D 307/91 (2013.01) [A23L 33/10 (2016.08); A61P 17/02 (2018.01); A61P 37/08 (2018.01); A23V 2002/00 (2013.01)] 8 Claims
 
1. Usnic acid derivative represented by the following formula (1)

OG Complex Work Unit Chemistry
or a pharmaceutically acceptable salt thereof.