Method of preparing enantiomerically-enriched tetrahydrobenzothiepine oxides
US6369220B1 · kind B1 · utility
8Cited by
1References
66Claims
0Family size
Inventors
Key dates
| Filing date | Oct 2, 2000 |
| Grant date | Apr 9, 2002 |
| Priority date | — |
| Expiry date | Oct 2, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D337/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for preparing enantiomerically enriched tetrahydrobenzothipeine oxides comprises cyclizing an enantiomerically enriched aryl-3-propanalsulfoxide wherein the sulfur atom of the aryl-3-propanalsulfoxide is a chiral center.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.