NOVEL OPTICALLY ACTIVE PHENYLETHANOLAMINE COMPOUNDS AND SYNTHESIS METHOD THEREOF Russian patent published in 2011 - IPC C07C215/68 C07C255/59 C07B57/00 A61K31/137 A61K31/275 A61P11/06 A61P11/08 

Abstract RU 2416597 C2

FIELD: chemistry.

SUBSTANCE: invention relates to novel optically active phenylthanolamine compounds of formula (I) having a (-)-configuration, or pharmaceutically acceptable salts thereof, which have β2-receptor agonist effect and can be used to treat asthma or bronchitis. In formula (I) R1 is H or halogen; R2 is CF3, CN or halogen; R3 is a straight or branched alkyl, having 1-6 carbon atoms or a cycloalkyl having 3-6 carbon atoms.

EFFECT: high efficiency of using the agents.

9 cl, 1 tbl, 15 ex

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RU 2 416 597 C2

Authors

Chehn Maoshehn

Pan' Li

Van Dunkaj

Sin Zhujtszjuan'

Chen' Sjujjao

Chzhao Dunmehj

Dates

2011-04-20Published

2007-07-02Filed