Thiapentanamide derivatives
US5153330A · kind A · utility
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1Claims
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Key dates
| Filing date | Aug 22, 1991 |
| Grant date | Oct 6, 1992 |
| Priority date | — |
| Expiry date | Aug 22, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D333/38
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound of the general formula ##STR1## in which X represents a chlorine or bromine atom, R.sup.1 represents a hydrogen atom, a C(1-6) alkyl group, a benzyl group or a phenyl group optionally substituted by a C(1-6) alkyl group, and R.sup.2 represents the group CN or the group COOR.sup.3 in which R.sup.3 represents a C(1-6) alkyl group, a process for the preparation of a compound of formula (I), and the use of a compound of formula (I) in the preparation of a compound of the general formula. ##STR2## in which R.sup.1 is as defined above and R.sup.4 represents an amino group or a hydroxyl group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.