Processes for the diazotization of 2,5-dichloroanilines
US9878978B2 · kind B2 · utility
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7References
22Claims
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Key dates
| Filing date | Jun 12, 2017 |
| Grant date | Jan 30, 2018 |
| Priority date | — |
| Expiry date | Jun 12, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C209/365
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present disclosure relates, in general, to processes for converting 2,5-dichloroaniline compounds to the corresponding 2,5-dichlorobenzenediazonium compounds, and further relates to processes for the preparation of 2,5-dichlorophenol which is a key intermediate used in the manufacture of dicamba.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.