DDQ-promoted dehydrogenation from natural rigid polycyclic acids or flexible alkyl acids to generate lactones by a radical ion mechanism
2011; Royal Society of Chemistry; Volume: 47; Issue: 33 Linguagem: Inglês
10.1039/c1cc11633a
ISSN1364-548X
AutoresYe Ding, Zhangjian Huang, Jian Yin, Yisheng Lai, Shibo Zhang, Zhiguo Zhang, Lei Fang, Sixun Peng, Yihua Zhang,
Tópico(s)Asymmetric Synthesis and Catalysis
ResumoA novel and facile DDQ-mediated dehydrogenation from natural rigid polycyclic acids or flexible alkyl acids to generate lactones is described. The formation of lactones proceeds by a radical ion mechanism, which has been established by DPPH˙-mediated chemical identification, ESR spectroscopy and an enol intermediate trapping.
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