Facile and convenient synthetic methods for fluorine-containing benzo[c]thioxanthenes and benzo[c]xanthenes from N,N-dimethyl-1-naphthylamine

Article abstract of DOI:10.1055/s-1992-26156

Aromatic nucleophilic N-S and N-O exchange reactions of N,N-dimethyl-2,4-bis(trifluoroacetyl)-1-naphthylamine (1) with thiophenols and phenols gave the corresponding 2,4-bis(trifluoroacetyl)-1-(arylthio)naphthalenes 2 and -1-(4-methoxyphenoxy)naphthalene