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   DIENONE-PHENOL rearrangement


mechanism:

 

remarks:

- Widely used for the preparation of highly substituted phenols
- Exothermic reaction due to the formation of a very stable aromatic product
- Goes through a 1,2-alkyl shift


references:

- Eur. J. Org. Chem. 2002, 614.
- Org. Lett. 2001, 3, 1177.
- J. Org. Chem. 2001, 66, 1839.
- Heterocycles 1996, 43, 619.
- Tetrahedron Lett. 1986, 27, 2627.
- Acc. Chem. Res. 1975, 8, 245.