Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2011-01-25
2011-01-25
Anderson, Rebecca L (Department: 1626)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
active
07875732
ABSTRACT:
A quaternary ammonium salt of the formula (1)wherein R1is straight-chain or branched alkyl having 1 to 4 carbon atoms, R2is straight-chain or branched alkyl having 1 to 3 carbon atoms, and X−is CF3CO2−, CF3SO3BF3−, ClBF3−, AlF4—, CF3BF3−, C2F5BF3—, N(SO2F)2−, PF6−, AsF6— or SbF6−.
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Zhou, Zhi-Bin et al., “Low-melting, Low-viscous, Hydrophobic Ionic Liquids:N-Alkyl(alkyl ether)-N-methylpyrrolidinium Perfluoroethyltrifluoroborate”,Chemistry Letters, vol. 33, No. 12 (2004) pp. 1636-1637.
Abe Yoshinobu
Hirano Kazutaka
Nabeshima Akihiro
Nishida Tetsuo
Oka Akinori
Anderson Rebecca L
Barker Michael
Kubovcik & Kubovcik
Otsuka Chemical Co. Ltd.
Stella Chemifa Corporation
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