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Sternberg et al., 1984 - Google Patents

Intramolecular cobalt-mediated [2+ 2+ 2] cycloaddition of linear enediynes. A useful synthetic entry into cobalt-protected tricyclic dienes and their synthetic elaboration

Sternberg et al., 1984

Document ID
11166024711661186928
Author
Sternberg E
Vollhardt K
Publication year
Publication venue
The Journal of Organic Chemistry

External Links

Snippet

CpCo (CO) 2 undergoes reaction with the linear,,-enediynes 4, 10, 18, 22, and 25 to give the CpCo-complexed tricyclic dienes 5, 11, 19, 20, 23, 24, 26, and possibly 27. The free ligands may be obtained in good yield by oxidative demetalation. Treatment of the dienylsilane 12 …
Continue reading at pubs.acs.org (other versions)

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    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic System
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C-Si linkages
    • C07F7/18—Compounds having one or more C-Si linkages as well as one or more C-O-Si linkages
    • C07F7/1804—Compounds having Si-O-C linkages
    • C07F7/1812—Compounds having Si-O-C linkages having (C1)a-Si-(OC2)b linkages, a and b each being >=1 and a+b = 4, C1 and C2 being hydrocarbon or substituted hydrocarbon radicals
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    • C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic System
    • C07F7/02—Silicon compounds
    • C07F7/08—Compounds having one or more C-Si linkages
    • C07F7/0803—Compounds with Si-C or Si-Si linkages
    • C07F7/081—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te
    • C07F7/0812—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te comprising a heterocyclic ring
    • C07F7/0814—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te comprising a heterocyclic ring said ring is substituted at a C ring atom by Si
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