Organotin triflates as functional Lewis acids. A new entry to simple and efficient Robinson annulation

DOI: 10.1016/0040-4039(90)80022-E

Source and publish data:

Tetrahedron Letters p. 1581 - 1584 (1990)

Update date:2022-08-03

Topics:

Authors:

Sato, Tsuneo

Wakahara, Yoshiyuki

Otera, Junzo

Nozaki, Hitosi

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Article abstract of DOI:10.1016/0040-4039(90)80022-E

An efficient Robinson annulation has been established through the Michael addition of enol silyl ethers to α-enones catalyzed by dibutyltinbis(triflate) followed by the MeONa-mediated intramolecular aldol condensation of the adducts.

Full text of DOI:10.1016/0040-4039(90)80022-E

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