Desformoterol compositions useful for inducing bronchodilation
US6071971A · kind A · utility
15Cited by
0References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 5, 1999 |
| Grant date | Jun 6, 2000 |
| Priority date | — |
| Expiry date | May 5, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/07
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The (R,R)-, (S,S)-, (R,S)-, (R,S)-isomers of 3-amino-4-hydroxy-.alpha.-[[[2-(4-methoxyphenyl)-1-methylethyl]amino]methy l]-benzenemethanol (D) ##STR1## are disclosed, as well as an efficient method for their stereoselective synthesis. A method and composition are also disclosed utilizing desformoterol (D) as a bronchodilator, having high selectivity for .beta..sub.2 receptors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.