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Fulvenes acting as 4π components in an intramolecular [4+2]cycloaddition reaction: Entry into the novel 6-oxatricyclo[6.4.0.02,10]dodeca-2,11-diene ring system

✍ Scribed by M. Shanmugasundaram; R. Raghunathan


Publisher
Elsevier Science
Year
1999
Tongue
French
Weight
104 KB
Volume
40
Category
Article
ISSN
0040-4039

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✦ Synopsis


Intramolecular [4+2] eyeloaddition of fulvenes 2a,b gives 6-oxatricyclo[6.4.0.02"l°]dedeca -2,1 l-diene-[4,5-a]naphtho-endo 9-carboxylie acid alkyl esters 3a,b. Compounds 3a,b are the first representatives of this bridged la'icyelic ring system.


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