Process for the synthesis of C11 and C12 omega-aminoalkanoic acid esters comprising a nitrilation step
US8835661B2 · kind B2 · utility
2Cited by
4References
13Claims
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Key dates
| Filing date | Jul 26, 2012 |
| Grant date | Sep 16, 2014 |
| Priority date | — |
| Expiry date | Jul 26, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C253/22
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the synthesis of C11 and C12 ω-amino-alkanoic acid esters including a step of continuous nitrilation in the gas phase or in a mixed gas-liquid phase, a step of metathesis and a step of reduction by hydrogenation, using, as raw material, C10 and C11 ω-alkenoic acid esters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.