Process for preparing substituted phenylsulfonylureas from sulfonyl halides
US7026477B1 · kind B1 · utility
0Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 28, 2000 |
| Grant date | Apr 11, 2006 |
| Priority date | — |
| Expiry date | Mar 26, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D251/42
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a preparation process for a compound (I) or a salt thereof, in which Q, X*, Y, Z, R, R1, R2 and R3 are as defined in claim 1, which comprises
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.