Journal of Organic Chemistry p. 3065 - 3067 (1986)
Update date:2022-09-26
Topics:
Liebeskind, Lanny S.
Iyer, Suresh
Jewell, Charles F.
A general route to a wide variety of substituted quinones (furyl, indolo, pyrrolo, quinolino, naphtho, and anthra) has been developed via the thermolysis (160 deg C, xylene) and subsequent oxidation (air or Ce4+) of 4-hydroxy-4-substituted-cyclobutenones (eq. 1) and 2-hydroxy-2-substituted-benzocyclobutenones which were formed by the regioselective addition of an appropriate aryl or heteroaryl (etc.) lithium reagent to the correspnding cyclobutenedione.
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Doi:10.1021/ja00276a027
(1986)Doi:10.1039/b800728d
(2008)Doi:10.1021/jm00081a008
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(1958)Doi:10.1016/j.poly.2008.02.001
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(2008)
