98508-87-3Relevant academic research and scientific papers
One-pot syntheses of 3-cyanoindoles from 3-acyl- and 3-ethoxycarbonyl-1,2-dihydrocinnoline-1,2-dicarboximides
Tanaka, Satoko,Seguchi, Kazuyoshi,Sera, Akira
, p. 519 - 520 (1995)
2-Acyl- and 2-ethoxycarbonyl-3-cyanoindoles were prepared from 3-acyl- and 3-ethoxycarbonyl-1,2-dihydrocinnoline-1,2-dicarboximides and potassium cyanide via Michael addition, skeletal rearrangement and subsequent elimination of isocyanate.
A NOVEL SYNTHESIS OF 3-CYANOINDOLES AND A NEW ROUTE TO INDOLE-3-CARBOXYLIC ACID DERIVATIVES.
Garcia, Josefina,Greenhouse, Robert,Muchowski, Joseph M.,Ruiz, Jose Antonio
, p. 1827 - 1830 (2007/10/02)
2-Alkyl-3-cyanoindoles are obtained when 1-alkylmethyl-2-chloro-(or 2-phenylsulfonyl)-3-phenylsulfonylindoles are reacted with excess azide ion (90 deg C/DMF).The reaction is considered to occur by a fragmentation recombination process in which the Schiff
