[3+2]-Cycloaddition reactions of 2-phenyliodonio-5,5-dimethyl-1,3-dioxacyclohexanemethylide
✍ Scribed by Efstathios P Gogonas; Lazaros P Hadjiarapoglou
- Publisher
- Elsevier Science
- Year
- 2000
- Tongue
- French
- Weight
- 63 KB
- Volume
- 41
- Category
- Article
- ISSN
- 0040-4039
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📜 SIMILAR VOLUMES
lodonium yllde 2, derived from 1,3-cyclohexadlone, undergoes thermal [3+2]-cydoaddition with acetonitrile, carbon disulfide andp. p'-dlmethoxythlobenzophenone with Cu(acac)2 catalysis to form the corresponding 5-membered heterocydes and alkene respectively. Photochemically 2 reacts with various alk
## Abstract The title cyclohexenone **1d** undergoes photodimerization selectively at the exocyclic CC bond to give a 1 : 1 mixture of 1,2‐dialkynyl‐1,2‐dimethylcyclobutanes **6** and **7**. On irradiation in the presence of 2,3‐dimethylbuta‐1,3‐diene, **1d** affords bicyclo[8.4.0]tetradeca‐1,2,3,