Selective production of a p-alkyltoluene or 4,4'-alkylmethylbiphenyl
US5177286A · kind A · utility
2Cited by
4References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 1990 |
| Grant date | Jan 5, 1993 |
| Priority date | — |
| Expiry date | Jun 26, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C6/126
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A method for the highly selective production of a p-alkyltoluene or 4,4'-alkylmethylbiphenyl involving the use of a specific Lewis acid catalyst and a highly regeospecific methylating agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.