The photochemistry of crystalline dimethyl all-trans-hexatriene-1,6-dicarboxylate
β Scribed by M. Lahav; G.M.J. Schmidt
- Publisher
- Elsevier Science
- Year
- 1966
- Tongue
- French
- Weight
- 227 KB
- Volume
- 7
- Category
- Article
- ISSN
- 0040-4039
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π SIMILAR VOLUMES
Conflicting literature reports dealing with the stereochemistry of the cyclohexanone formed from the Michael reaction of dibenzalacetono with dimethyl malonate have been resolved by X-ray structure analysis. The compound is the trans isomer with a twist conformation.
## Abstract The direct irradiation of the monomethoxybarrelene **8** gives cyclooctatetraene product **18** (Ξ¦ = 0.075) __via__ the __anti__βEpiotis aromaticβvinyldiester [2Ο+2Ο] bridging route, and two semibullvalenes **16** (Ξ¦ = 0.075) and **17** (Ξ¦ = 0.075) from diβΟβmethane rearrangements initi