Chem. J. Chinese Universities ›› 1998, Vol. 19 ›› Issue (S1): 95.

• Organic Synthesis Chemistry • Previous Articles     Next Articles

Unexpected Products from the Reaction of Naphthols with Cholesterol Catalysed by Montmorillonite K 10

Tong-Shuang Li1,2, Li-Jun Li1,2   

  1. 1. Department of Chemistry, Hebei University, Baoding 071002, Hebei Province;
    2. National Laboratory of Applied Organic Chemistry, Lanzhou University, Lanzhou 730000, Gansu Province
  • Online:1998-12-31 Published:1998-12-31
  • Contact: Tong-Shuang Li,e-mail:orgsyn@hbu.edu.cn E-mail:orgsyn@hbu.edu.cn
  • Supported by:
    The project was supported by NSFC (29572039),Natural Science Foundation of Hebei Province and Science and Technology Commission of Hebei Province

Abstract: Under catalysis of montmorillonites, arenes could be cholesterylated by cholesterol (1) via a Friedel-Crafts alkylation.1 When phenols were employed as substrates for that reaction, aryl cholesteryl ethers were obtained instead of aryl cholestenes.2 However, β-naphthol (2a) and α-naphthol (2b) gave obviously different products. We report here the identification of these unexpected products from the reaction of 2 with 1 catalysed by montmorillonite K 10.

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