105492-20-4Relevant articles and documents
Synthesis of Substituted 1,2,3,8-Tetrahydroindolobenzodiazepin-2-ones and 5,6,7,8-Tetrahydroindolobenzodiazepin-6-ones
Hiremath, Shivayogi P.,Badami, Prema S.,Purohit, Muralidhar G.
, p. 1115 - 1119 (2007/10/02)
Nitrosation (NaNO2/AcOH) of 2-phenylindoles (1a-d) and subsequent reduction of the resultant 3-nitroso-2-phenylindoles (2a-d) with sodium dithionite in alkali furnish the corresponding 3-aminoindoles (3a-d), which on condensation with ethyl chloroformate