Process for preparing [R-(R*,R*)]-5-(3-chlorophenyl)-3-[2-(3,4-dimethoxylphenyl)-1-methyl-ethy l]-oxazolidin-2-one
US5663360A · kind A · utility
8Cited by
1References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 15, 1996 |
| Grant date | Sep 2, 1997 |
| Priority date | — |
| Expiry date | Apr 15, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D263/20
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a process for preparing [R-(R*,R*)]-5-(3-chlorophenyl)-3-[2-(3,4-dimethoxyphenyl)-1-methyl-ethyl]- oxazolidin-2-one of Formula (1), characterized in that said process comprises the step of reacting (R)-3, 4-methoxy-amphetamine of Formula (3), with (R)-3-chloro-mandelic acid, of Formula (9): ##STR1##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.