Tricyclopentadienyl cerium and process for preparing the same
US4492655A · kind A · utility
7Cited by
1References
11Claims
0Family size
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Key dates
| Filing date | Apr 27, 1984 |
| Grant date | Jan 8, 1985 |
| Priority date | — |
| Expiry date | Apr 27, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F5/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process is provided for preparing tricyclopentadienyl cerium as well as the mono and dicyclopentadienyl cerium intermediates which comprises slowly adding alkali metal cyclopentadienide to a solution of ceric ammonium nitrate, forming, in sequence, and stepwise, monocyclopentadienyl cerium dinitrate, dicyclopentadienyl cerium mononitrate, and tricyclopentadienyl cerium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.