Volume 19, Issue 18
Isocyclic Compounds
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ChemInform Abstract: Acylcobalt Salophen Reagents. Precursors to Acyl Radical Intermediates for Inter- and Intramolecular Oxidative Michael Addition Reactions.

D. J. COVENEY

D. J. COVENEY

Dep. Chem., Univ., Nottingham NG7 2RD

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V. F. PATEL

V. F. PATEL

Dep. Chem., Univ., Nottingham NG7 2RD

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G. PATTENDEN

G. PATTENDEN

Dep. Chem., Univ., Nottingham NG7 2RD

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First published: May 3, 1988

Abstract

The acylcobalt salophens (III), prepared from (I) and the acyl chlorides (II), react with diphenyl disulfide and diselenide (IV) under irradiation to give the thiolo and seleno esters (V).

ChemInform Abstract

The acylcobalt salophens (III), prepared from (I) and the acyl chlorides (II), react with diphenyl disulfide and diselenide (IV) under irradiation to give the thiolo and seleno esters (V). Photolysis of (III) with activated olefins such as (VI), (VIII), or (X) gives the coupling products (VII), (IX), (XI), and (XII). The derivatives (IIId) and (IIIe) undergo ring closure upon irradiation, forming the cyclopentanones (XIII) - (XV).

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