1: 7,4'-dihydroxy-2-methylisoflavone With potassium tert-butylate in N,N-dimethyl-formamide
deprotonation; 2 h;
2: methyl iodide in N,N-dimethyl-formamide
T=80°C; Methylation; Further stages.;
参考文献
Al-Maharik, Nawaf I.; Kaltia, Seppo A. A.; Mutikainen, Ilpo; Waehaelae, Kristiina
Journal of Organic Chemistry, 2000 , vol. 65, # 8 p. 2305 - 2308