## Abstract Under basic conditions 2,6βbis(bromomethyl)β4βpyrone **8** reacts with tetraethylene glycol to yield the unexpected macrocycle **9**, which is related to the antibiotic Kjellmanianone **10**. We propose that this ring transformation proceeds __via__ the cyclopropyl intermediate **d** (S
ChemInform Abstract: The Chemistry of the Highly Reactive 2,6-Bis(bromomethyl)-4-pyrone.
β Scribed by Werner Loewe; Stefanie A. Braetter; Manuela Weber; Peter Luger; Joachim Buddrus
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 31 KB
- Volume
- 32
- Category
- Article
- ISSN
- 0931-7597
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β¦ Synopsis
Abstract
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π SIMILAR VOLUMES
Solvates of 1,2-bis(bromomethyl)-3,4,5,6-tetraphenylbenzene (1) were obtained, and their crystal structures were determined by X-ray diffraction. Crystal structure analysis indicated the following chemical compositions of solvates: 1AEbenzene (2), 1AE1/2 toluene (3), 1AE1/2 chlorobenzene (4) and 1AE