Delta ring closure

Delta Ring 50,000 2-36 Gasket Matl Depends on configuration Tight tolerances and fine finishes required on groove Use with flanged closure only... 

There are relatively few mechanistic studies of delta-eliminations. Characteristic of this class of reaction are not only the closures to 4-membered ring systems but also some interesting reactions which involve the migration of a carbon-carbon double bond, e.g. ... 

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