13303-98-5Relevant academic research and scientific papers
Photostimulated reductive cyclization of o-nitrophenylazo dyes using sodium hydroxide in isopropyl alcohol. A new synthesis of 2-aryl-2H- benzotriazoles
Baik, Woonphil,Yoo, Chang Hyun,Koo, Sangho,Kim, Hern,Hwang, Yong Hyun,Kim, Byeong Hyo,Lee, Seok Woo
, p. 1779 - 1783 (1999)
o-Nitrophenylazo dyes with NaOH were irradiated in isopropyl alcohol to give the corresponding benzotriazoles. The photostimulated reductive cyclization proceeds through the formation of N-oxides as an intermediate.
