| US 7,569,703 B2 | ||
| Fluorinating agent and method for producing fluorine-containing compound using the same | ||
| Koji Hagiya, Ibaraki (Japan) | ||
| Assigned to Sumitomo Chemical Company, Limited, Tokyo (Japan) | ||
| Appl. No. 10/583,608 PCT Filed Dec. 21, 2004, PCT No. PCT/JP2004/019671 § 371(c)(1), (2), (4) Date Jun. 20, 2006, PCT Pub. No. WO2005/063661, PCT Pub. Date Jul. 14, 2005. |
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| Claims priority of application No. 2003-429133 (JP), filed on Dec. 25, 2003; application No. 2003-429134 (JP), filed on Dec. 25, 2003; application No. 2004-068703 (JP), filed on Mar. 11, 2004; and application No. 2004-182102 (JP), filed on Jun. 21, 2004. | ||
| Prior Publication US 2007/0135634 A1, Jun. 14, 2007 | ||
| Int. Cl. C07D 233/00 (2006.01) | ||
| U.S. Cl. 548—335.1 | 3 Claims |
1. An imidazolium salt of the formula (1):
 wherein R1 and R3 are the same or different, and represent an optionally substituted alkyl group,
R2, R4 and R5 are the same or different, and represent hydrogen atom or an optionally substituted alkyl group, x satisfies 0<x<1, and
Y− represents a monovalent anion other than a fluoride ion.
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