Method for preparing a bicyclic guanidine and its derivatives
US11130763B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Nov 8, 2018 |
| Grant date | Sep 28, 2021 |
| Priority date | — |
| Expiry date | Nov 8, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D487/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a method of producing a bicyclic guanidine and its derivatives. In particular, the present invention relates to a method of producing triazabicyclodecene (TBD) and its derivatives, particularly alkyl derivatives, such as methyl triazabicyclodecene (MTBD), and MTBD-derived ionic liquids. The invention also relates to the use of said compounds in cellulose dissolution and subsequent processing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.