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;
Akhmetkhanova, F. M.; Rol'nik, L. Z.; Proskurnina, M. V.; Zlot-skii, S. S.; Rakhmankulov, D. L.
J. Gen. Chem. USSR (Engl. Transl.), 1989 , vol. 59, # 31 p. 567 - 571,502 - 504