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General approach to the synthesis of polyquinenes VII. Synthesis of a centro-substituted triquinacene

โœ Scribed by A.K Gupta; J.M Cook; U Weiss

Publisher
Elsevier Science
Year
1988
Tongue
French
Weight
267 KB
Volume
29
Category
Article
ISSN
0040-4039

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General approach for the synthesis of polyquinenes via the weiss reaction XII. The chugaev approach to ellacene (1,10-cyclododecanotriquinancene)
โœ Xiaoyong Fu; James M. Cook ๐Ÿ“‚ Article ๐Ÿ“… 1990 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 284 KB

The synthesis of ellacene (1 ,lO-cyclododecanotriquinancene) 2 has been achieved via the Weiss reaction. The regiospecific monoallylation of 6 to provide 7,and the pyrolysis of tris xanthate 11 in HMPA at 22O'C to furnish 2 represent the key steps in the sequence. The HMPA-mediated dehydration of tr