A novel synthesis of carboxylic acid der
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Tsuyoshi Satoh; Shimpei Sugiyama; Hiroyuki Ota
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Article
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2002
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Elsevier Science
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French
โ 112 KB
Addition of the lithium enolate of acetic acid esters to 1-chlorovinyl p-tolyl sulfoxides, which were derived from ketones and chloromethyl p-tolyl sulfoxide in three steps in good yields, gave carboxylic acid esters having a quaternary carbon at the 3-position, and chlorine and sulfinyl groups at t