Straightforward Construction of Diarylmethane Skeletons via Aryne Insertion into Carbon—Carbon σ-Bonds.
✍ Scribed by Hiroto Yoshida; Masahiko Watanabe; Takami Morishita; Joji Ohshita; Atsutaka Kunai
- Publisher
- John Wiley and Sons
- Year
- 2007
- Weight
- 24 KB
- Volume
- 38
- Category
- Article
- ISSN
- 0931-7597
No coin nor oath required. For personal study only.
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A solution of ( I l i ) (10 g, 19.3 mmol) in 80 ml of anhydrous toluene, which contains 5 ml ethanol, is heated under reflux for 12 h. The solvent is removed and the residue digested with 50 ml pentane. Precipitated Ph3P0 is separated off and the previously unknown 4,5,6,6a-tetrahydro-2( 1 H)-pental