Conjugate Addition-Elimination in the Reaction of B-1-Alkenyl-9-borabicyclononanes with 4-Methoxy-3-buten-2-one. A Convenient New Route to Conjugated Dienones

DOI: 10.1021/jo00199a062

Source and publish data:

Journal of Organic Chemistry p. 5024 - 5025 (1984)

Update date:2022-08-02

Topics: Reaction Route Conjugated dienones Conjugate Addition-Elimination

Authors:

Molander, Gary A.

Singaram, Bakthan

Brown, Herbert C.

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Article abstract of DOI:10.1021/jo00199a062

B1-Alkenyl-9-borabicyclo<3.3.1>nonanes (B-1-alkenyl-9-BBN), easily and quantitatively prepared by the reaction of 9-BBN with various alkynes, undergo a facile reaction with the commercially available 4-methoxy-3-buten-2-one in diethyl ether at room temperature to provide conjugated dienones in essentially quantitative yields.

Full text of DOI:10.1021/jo00199a062

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