Patent ID: 11919905
Assignee: HANGZHOU ADAMERCK PHARMLABS, INC.
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  A  Y | IPC A  C

Claim 0:
1. A compound of the following formula 1:, wherein:
R is F, Cl, Br, NO2, C1-C6 alkyl, CF3, or OCH3;
R1 is F, Cl, Br, NO2, C1-C6 alkyl, CF3, or OCH3;
R2 is, R3 is C1-C6 alkyl; and
HX is a pharmaceutically acceptable inorganic acid or a pharmaceutically acceptable organic acid selected from the group consisting of hydrofluoric acid, hydrochloric acid, hydrobromic acid, nitric acid, phosphoric acid, sulfuric acid, formic acid, acetic acid, trifluoroacetic acid, propionic acid, oxalic acid, malonic acid, succinic acid, fumaric acid, maleic acid, lactic acid, malic acid, tartaric acid, citric acid, picric acid, benzoic acid, methanesulfonic acid, ethanesulfonic acid, benzenesulfonic acid, p-toluenesulfonic acid, and naphthalenesulfonic acid.