Asymmetric synthesis of R-.alpha.-propyl-piperonyl amine and its analogs
US5932749A · kind A · utility
23Cited by
1References
11Claims
0Family size
Assignee
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Key dates
| Filing date | Mar 21, 1997 |
| Grant date | Aug 3, 1999 |
| Priority date | — |
| Expiry date | Mar 21, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Processes for the preparation of R-.alpha.-propyl-piperonyl amine and its analogs, such compounds being useful intermediates in the preparation of elastase inhibitors, and intermediates useful for making R-.alpha.-propyl-piperonyl amine are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.