$$N,N,N^{\prime },N^{\prime }$$-Tetrabromobenzene-1,3-disulfonamide and poly($$N$$-bromo-$$N$$-ethylbenzene-1,3-disulfonamide) as new and efficient catalysts for the synthesis of highly substituted 1,6-dihydropyrazine-2,3-dicarbonitrile derivatives
Titel:
$$N,N,N^{\prime },N^{\prime }$$-Tetrabromobenzene-1,3-disulfonamide and poly($$N$$-bromo-$$N$$-ethylbenzene-1,3-disulfonamide) as new and efficient catalysts for the synthesis of highly substituted 1,6-dihydropyrazine-2,3-dicarbonitrile derivatives
Auteur:
Ghorbani-Vaghei, Ramin Amiri, Mostafa Karimi-Nami, Rahman Toghraei-Semiromi, Zahra Ghavidel, Mehdi