... reference No. 11, p. 832. z4 H. J. B. Biekart, Miss H. B. Dessens, P. E. Verkade, and B. M. Wepster, Rec. Trav. ... 71, 1245 (1952). Page 9. The bromination of 1,4-di-terf.butylbenzene 85 (1966) RECUEIL 465 minutes 19 g of sodium nitrite dissolved in 50 ml of water was added. ...