Process for preparing (hetero) aromatic substituted benzene derivatives
US6340772B1 · kind B1 · utility
1Cited by
4References
16Claims
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Key dates
| Filing date | Apr 24, 2001 |
| Grant date | Jan 22, 2002 |
| Priority date | — |
| Expiry date | Apr 29, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2601/16
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Three processes are described for preparing (hetero)aromatic substituted benzene derivatives which comprise aromatization of cyclohexenone derivatives via (chloro)cyclohexadiene derivatives.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.