US 11,814,352 B2
Salts formed by 2-(1-acyloxy-n-pentyl) benzoic acid and basic amino acid or aminoguanidine, and preparation method and application thereof
Yihua Zhang, Nanjing (CN); Wei Xiao, Lianyungang (CN); Zhangjian Huang, Nanjing (CN); Jianbing Wu, Nanjing (CN); Jiayi Zhu, Nanjing (CN); Zhenzhong Wang, Lianyungang (CN); and Tuanjie Wang, Lianyungang (CN)
Assigned to JIANGSU KANION PHARMACEUTICAL CO., LTD., Lianyungang (CN)
Appl. No. 17/276,172
Filed by JIANGSU KANION PHARMACEUTICAL CO., LTD., Lianyungang (CN)
PCT Filed Dec. 3, 2018, PCT No. PCT/CN2018/118879
§ 371(c)(1), (2) Date Mar. 15, 2021,
PCT Pub. No. WO2020/107500, PCT Pub. Date Jun. 4, 2020.
Claims priority of application No. 201811440339.8 (CN), filed on Nov. 28, 2018.
Prior Publication US 2022/0024848 A1, Jan. 27, 2022
Int. Cl. C07C 69/78 (2006.01); A61P 9/10 (2006.01); A61K 9/00 (2006.01); C07C 227/26 (2006.01); C07C 279/14 (2006.01); C07C 281/16 (2006.01); C07D 233/64 (2006.01)
CPC C07C 69/78 (2013.01) [A61K 9/0019 (2013.01); A61P 9/10 (2018.01); C07C 227/26 (2013.01); C07C 279/14 (2013.01); C07C 281/16 (2013.01); C07D 233/64 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A compound of General Formula I,

OG Complex Work Unit Chemistry
wherein:
R1 is C1-C8 alkyl, aryl or heteroaryl; and
H2N—R2 is basic amino acid or aminoguanidine.