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Thiophenol-Promoted Radical Cyclization of Hydrazones and Oxime Ethers.
-Ethylenic and acetylenic tethered hydrazones or oxime ethers undergo a thiophenol radical induced cyclization providing a number of carbaor heterocyclic products.
π SIMILAR VOLUMES
Tributyltin Hydride-Mediated Free-Radical Cyclization of Allene-Tethered Oxime Ethers and Hydrazones. -It offers a convenient method to prepare (vinylstannyl) cyclopentylamine derivatives. The sitedirected intermolecular attack of the tributyltin radical at the allene moiety and the final size of t
A Concise Synthesis of Rigidified Ξ²-Amino Acids via Sulfanyl Radical Addition-Cyclization of Oxime Ethers and Hydrazones. -Sulfanyl radical cyclization of alkenyl-tethered oxime ethers and hydrazones (I) provides cis/trans mixtures of the cyclized products (III) and (IV). The cyclopentylamines (III
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