Synthesis of bis(fluorosulfonyl)imide
US8377406B1 · kind B1 · utility
15Cited by
9References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2012 |
| Grant date | Feb 19, 2013 |
| Priority date | — |
| Expiry date | Aug 29, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention provides methods for producing bis(fluorosulfonyl) compounds of the formula:F—S(O)2—Z—S(O)2—F Iby contacting a nonfluorohalide compound of the formula:X—S(O)2—Z—S(O)2—Xwith bismuth trifluoride under conditions sufficient to produce the bis(fluorosulfonyl) compound of Formula I, where Z and X are those defined herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.