Process for producing 2-substituted 5-chlorimidazoles
US5508425A · kind A · utility
3Cited by
8References
14Claims
0Family size
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Key dates
| Filing date | Oct 4, 1994 |
| Grant date | Apr 16, 1996 |
| Priority date | — |
| Expiry date | Oct 4, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D233/68
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The 2-substituted 5-chlorimidazoles of general formula: ##STR1## are new intermediate products for the production of antihypertensive pharmaceutical agents or of herbicidal compounds. A process for the production of these intermediate products as well as a new process for the further reaction of 2-substituted 5-chlorimidazoles of general formula I, wherein R.sub.1 is hydrogen, to the 2-substituted 5-chlorimidazole-4-carbaldehydes of general formula: ##STR2##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.