The photodimerization of a,R-unsaturated ketones to give cyclobutanes has long been known (l), but the structural details of such photodimers have been
The coordination chemistry of 2,6-dimethyl-4-pyrone
β Scribed by A. de Jager; J.J. de Vrieze; J. Reedijk
- Publisher
- Elsevier Science
- Year
- 1976
- Tongue
- English
- Weight
- 574 KB
- Volume
- 20
- Category
- Article
- ISSN
- 0020-1693
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π SIMILAR VOLUMES
## 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
## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a βFull Textβ option. The original article is trackable v
Debromination of rl-aryl-or 4-alkenyl-3-bromo-4,6-dimethyl-3,4dihydro-2-pyrone (1) with AgSbF in dichloromethane or 1,2-dichloroethane induced rearrangement of the argl or alkenyl group to the 3-position to afford the corresponding 3-substituted 2-pyrone (5) in high yield.