Chamberlain, Edward Edinborough
(Te Herenga Waka—Victoria University of Wellington, 1928)
The isomerism of p-azophenol was first studied in detail by R. Willstätter and M. Benz (Ber. 1906, 39, 3492; 1907, 40, 1578). They found that azophenol obtained directly by the alkali fusion of p-nitrophenol differed from ...