N-[(pentaalkyl-cyclopentadienyl)methyl]-glycines, process for the preparation of the compounds and the use thereof in the manufacture of N-phosphonomethylglycine
US5270473A · kind A · utility
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9Claims
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Key dates
| Filing date | Feb 16, 1993 |
| Grant date | Dec 14, 1993 |
| Priority date | — |
| Expiry date | Feb 16, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/3813
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
This disclosure describes novel compounds, N-[(1,2,3,4,5-pentaalkyl-2,4-cyclopentadien-1-yl)methyl]-glycines, the preparation of the new compounds and their use as intermediates for the preparation of N-phosphonomethylglycine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.