Preparation of substituted phosphide salts
US6215026A · kind A · utility
0Cited by
5References
32Claims
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Key dates
| Filing date | Jan 11, 2000 |
| Grant date | Apr 10, 2001 |
| Priority date | — |
| Expiry date | Jan 11, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/58
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Substituted sodium salts of phosphides are prepared by reacting a triarylphosphine with sodium in an aliphatic amine or diamine as a solvent or co-solvent. The resultant phosphides may be further treated with appropriate halides to produce unsymmetrical phosphines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.