Imidazolemethylphosphonium salts
US4267337A · kind A · utility
1Cited by
2References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 1979 |
| Grant date | May 12, 1981 |
| Priority date | — |
| Expiry date | Dec 12, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/6506
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for preparing 4-(oxy, thio or amino)methylimidazole compounds via displacement of the trisubstituted phosphonium group from 4-(trisubstituted phosphonium)methylimidazole compounds is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.