Matsunaga K, Endo R, Nagasawa K, Kishida A, Takatori K. Synthesis of Succinonitrile Derivatives by Homocoupling from Cyanohydrin Derivatives with a Low-Valent Titanium Reagent.
J Org Chem 2022;
87:3707-3711. [PMID:
35049306 DOI:
10.1021/acs.joc.1c02643]
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Abstract
A method is described for synthesizing succinonitrile derivatives bearing alkyl or aryl substituents from cyanohydrin derivatives using low-valent titanium. The active species in this reaction is proposed to be a resonance hybrid of the TiIV nitrile enolate and TiIII alkyl radical.
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