AMMONIUM SALT, ELECTROLYTE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY USING THEM
PROBLEM TO BE SOLVED: To provide: ammonium salt with low viscosity; an electrolyte for a lithium secondary battery; and the lithium secondary battery. SOLUTION: This invention relates to an ammonium salt expressed by the following chemical formula (1). SELECTED DRAWING: None COPYRIGHT: (C)2018,JPO&INPIT
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Paragraph 0076
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Alkynylation of Thiolactams. New Synthesis of α-Substituted Pyrrolidine and Piperidine Alkaloids
Alkynylation of S-alkylthioamidium salts of thiolactams with lithium acetylides followed by reduction with LiAlH4 provided α-alkynylazacycloalkanes, which on reduction, or hydroboration followed by oxidation, gave α-substituted pyrrolidine and piperidine alkaloids.
Total synthesis of (±)-dihydropinidine, (±)-monomorine I, and (±)-indolizidine 223AB (gephyrotoxin 223AB) by intramolecular nitroso Diels-Alder reaction
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Watanabe,Iida,Kibayashi
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Studies on the components in NTU shale oil. 3. The Hofmann degradation of alkylpiperidines
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Kitatsuji,Hirata,Yoshii,Iida
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(2007/10/04)
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