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单词 Paneth technique
释义

Paneth technique

英语百科

Free-radical reaction

(重定向自Paneth technique)

A free-radical reaction is any chemical reaction involving free radicals. This reaction type is abundant in organic reactions.

Two pioneering studies into free radical reactions have been the discovery of the triphenylmethyl radical by Moses Gomberg (1900) and the lead-mirror experiment described by Friedrich Paneth in 1927. In this last experiment tetramethyllead is decomposed at elevated temperatures to methyl radicals and elemental lead in a quartz tube. The gaseous methyl radicals are moved to another part of the chamber in a carrier gas where they react with lead in a mirror film which slowly disappears.

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