Reactions of azinium cations. 6. N(1)-alkyl-1,2,4-triazinium salts. Reactions with indoles ? The first case of the double addition of nucleophiles to a triazine ring
Reactions of azinium cations. 6. N(1)-alkyl-1,2,4-triazinium salts. Reactions with indoles ? The first case of the double addition of nucleophiles to a triazine ring