By the action of LDA bicycloC4.4.llundeca-1(10),2,4,8-tetraen-1 l-one was found to undergo transannular cyclization to form a unique tricyclic hydroxydihydroozulene which cleaves a C-C bond by Cn8s+u2251 electrocyclic process and eventually give 4-methylazulene.
Synthesis of bicyclo[4.3.2]undeca-2,4,8,10-tetraen-7-one. I. Anionic acceleration of a C10H10 multicenter rearrangement
β Scribed by M.J. Goldstein; S.A. Kline
- Publisher
- Elsevier Science
- Year
- 1973
- Tongue
- French
- Weight
- 179 KB
- Volume
- 14
- Category
- Article
- ISSN
- 0040-4039
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## Abstract The synthesis of kempaβ6,8βdienβ3__Ξ²__βol (**4a**), as a synthetic leading model of the natural product **4b**, was carried out starting from intermediate **12**, the synthetic route of which has been developed previously (__Schemeβ 1__). The conversion of **12** to the model compound **
## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 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
is%= : The title compound which incorporates a strained bridgehead double and highly deformed cis and trans stilbene structures in bicyclo[4.2.2]decane ring system was synthesized in good yield as an air-sensitive substance. Some reactions pertinent to strain were examined.