Processes for preparing oxathiazin-like compounds
US10968190B2 · kind B2 · utility
2Cited by
1References
20Claims
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Inventor
Key dates
| Filing date | Aug 12, 2019 |
| Grant date | Apr 6, 2021 |
| Priority date | — |
| Expiry date | Aug 12, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D419/06
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Methods for producing compounds useful in reactions to produce oxathiazin-like compounds are disclosed including a process of adding sodium 2-bromoethanesulfonate to a solution of benzyl alcohol and sodium benzyloxide to for mixture, boiling the mixture to reflux four times, concentrating under vacuum until dry, boiling with ethyl alcohol, filtering the ethyl alcohol, and concentrating to dryness to obtain solid sodium 2-benzyletherethanesulfonate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.