Re2O7 Catalyzed Dienone-Phenol Rearrangement. Zilei Xia,a,b,ǁ Jiadong Hu,a, b,ǁ Zhigao Shen,a,b Qizheng Yao*,a and Weiqing Xie*,b,c a Department of. Dienone–phenol rearrangement of 8,8-dimethyl- and 6,8,8-trimethyl-naphthalene -1,4,5(8H)-triones (1) and (2) in acetic anhydride as solvent is the subject of a. The experiment is based on the dienone-phenol rearrangement reaction of the sesquiterpene santonin to give -desmotroposantonin acetate. It challenges.
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Dienone—phenol rearrangement of 8,8-dimethyl- and 6,8,8-trimethyl-naphthalene-1,4,5 8 H -triones 1 and 2 in acetic anhydride as solvent is the subject of a kinetic study.
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The results are rationalized in terms of the formation of acylated intermediate cations and schematic representation is provided.
Dienone—phenol rearrangement mechanism of 8,8-dimethyl- and 6,8,8-trimethyl-naphthalene-1,4,5 8 H -triones in acetic anhydride solution C. Jump to main content. Previous Article Next Article. Reproduced djenone should be attributed as follows: If you are the author of this article you still need to obtain permission to reproduce the whole article in a third party publication with the exception of reproduction of the whole article in a thesis or dissertation.
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Dienone—phenol rearrangement mechanism of 8,8-dimethyl- and 6,8,8-trimethyl-naphthalene-1,4,5 8 H -triones in acetic anhydride solution. Rerrangement is the XXth reference in the list of references.
In all cases the Ref. Go to our Instructions for using Copyright Clearance Center page rearangement details. The effect of temperature in the reaction of 1 and that of the C-6 methyl group of 2 are discussed. The effects of sulphuric and acetic acids are also investigated.