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Dissolving metal reduction by crown ether —hydrogenolysis of alkyl fluorides

✍ Scribed by Tomihiko Ohsawa; Takashi Takagaki; Akihiko Haneda; Takeshi Oishi

Publisher: Elsevier Science
Year: 1981
Tongue: French
Weight: 205 KB
Volume: 22
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(01)90526-x

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✦ Synopsis

A black-blue solution of potassium and dicyclohexyl-18-crown-6 in toluene or diglyme has been proved to be effective in the reductive cleavage of the unactivated carbon-fluorine bond.

Cyclic polyethers are known to form stable complexes with various salts and,

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## Abstract Structure and properties of poly(methylphenylsilane) synthesized by reductive coupling of silyl halides with alkali metal supramolecular complexes: (Mt^+^/18‐crown‐6, Mt^−^, where Mt = K, Na; 18‐crown‐6 = 1,4,7,10,13,16‐hexaoxacyclooctadecane) were investigated. The coupling process yie