sodium hydroxide; N-benzyl-N,N,N-triethylammonium chloride in ethanol; dichloromethane T=30°C; 0.416667 h; ultrasound cleaner; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
Khlebnikov, A. F.; Kostik, E. I.; Kostikov, R. R.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1991 , vol. 27, # 6 p. 636 - 642
Khimiya Geterotsiklicheskikh Soedinenii, 1991 , vol. 27, # 6 p. 810 - 816