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Ultrasound‐Assisted Wittig Reaction: A Short, Efficient Synthesis of 2‐Methoxy‐6‐Alkyl‐1,4‐Benzoquinones

 

作者: Li‐Qiang Wu,   Chun‐Guang Yang,   Li‐Ming Yang,   Li‐Juan Yang,  

 

期刊: Journal of the Chinese Chemical Society  (WILEY Available online 2009)
卷期: Volume 56, issue 1  

页码: 47-50

 

ISSN:0009-4536

 

年代: 2009

 

DOI:10.1002/jccs.200900008

 

出版商: WILEY‐VCH Verlag

 

关键词: 2‐Methoxy‐6‐alkyl‐1,4‐benzoquinones;o‐Vanillin;Wittig reaction;Ultrasound irradiation

 

数据来源: WILEY

 

摘要:

AbstractA short, efficient synthesis of 2‐methoxy‐6‐alkyl‐1,4‐benzoquinones is described. Ultrasound‐assisted Wittig reaction of alkyltriphenyl phosphonium bromides witho‐vanillin in basic aqueous conditions followed by reduction with Na/n‐BuOH gave 2‐methoxy‐6‐alkylphenols. Oxidation of 2‐methoxy‐6‐alkylphenols with Fremy's salt p

 

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