## Abstract 1, 4‐Dicyanobicyclo[2.2.0]hexane (**2**) was prepared by (2+2)‐photocycloaddition of ethylene to 1, 2‐dicyanocyclobutene. **2** isomerizes cleanly to 2, 5‐dicyanohexadiene‐1, 5 (**3**) with a very low activation energy of 21.7 ± 1.4 kcal/mol. From comparison with the reported rates of i
✦ LIBER ✦
Synthesis of 1-Azaspiroundecane Ring System via Thorpe—Ziegler Annulation of 2-Cyano-2-(4-cyano-tethered) Arylpiperidines.
✍ Scribed by Richard Malassene; Loic Toupet; Jean-Pierre Hurvois; Claude Moinet
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 32 KB
- Volume
- 33
- Category
- Article
- ISSN
- 0931-7597
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✦ Synopsis
Abstract
For Abstract see ChemInform Abstract in Full Text.
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