Process using catalyst comprising soluble polymer and polymino acid
US6841689B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Jun 1, 2001 |
| Grant date | Jan 11, 2005 |
| Priority date | — |
| Expiry date | Jun 1, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2231/348
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
There is provided a process for the addition of a nucleophile across an electron poor carbon-carbon double bond (a Michael addition) comprising contacting in a solvent: i) a nucleophile; ii) a compound comprising an electron poor double bond; and iii) a catalyst comprising a soluble polymer and a polyamino acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.