In the presence of KF-Al2O3

1

1’-bi-2

2’-dinaphthol ether and 1

1’-bi-2

2’-dinaphthoxy acetic ester were obtained by the reactions of 1

1’-bi-2

2’-dinaphthol with monahalide or bromoethyl acetate

and 1

1’-bi- 2

2’- dinaphthoxy acetamide and 1

1’- bi- 2

2’- dinaphthoxy acetic acid were obtained by further ammonolysis or hydrolysis of the 1

1’-bi-2

2’-dinaphthoxy acetic ester.