Synthesis and isomerization of 1,2-bis (indenyl) ethanes
US6465667B2 · kind B2 · utility
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Key dates
| Filing date | Feb 14, 2002 |
| Grant date | Oct 15, 2002 |
| Priority date | — |
| Expiry date | Feb 14, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2602/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A method for producing 1,2-bis(indenyl)ethanes in good yield is described. An agent and its application for isomerizing kinetic EBI to thermodynamic EBI and for isomerizing meso TMS-EBI to rac TMS-EBI are exemplified.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.