Synthesis p. 325 - 326 (1991)
Update date:2022-07-31
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Hu
Hu
5-Substituted 2-hydroxy-1,3-benzenedicarbaldehydes 3 and 5-substituted 3-formyl-2-hydroxbenzoic acids 4 were prepared by selective oxidation of 5-substituted 2-hydroxy-3-(hydroxymethyl)-benzaldehydes 1 in a one-pot reaction. Compounds 1 were reacted with ethylenediamine and copper acetate to produce the complexes 2 as intermediates, in which formyl and phenolic hydroxy groups were protected in the subsequent oxidation step.
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(1987)Doi:10.1002/adsc.200700432
(2008)Doi:10.1021/ol050618j
(2005)Doi:10.3184/030823407X237821
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(2008)
