89479-60-7

Upstream product

• 10412-93-8 N-Benzylcyanoacetamide 
• 33924-45-7 2-bromo-4-chlorobenzyl bromide 
• 100-39-0 benzyl bromide 
• 20712-06-5 6-chloro-2,1-benzisothiazole 

Relevant academic research and scientific papers

Copper-Catalyzed N- and O-arylation of amides: Alternative approaches to 3,4-dihydroquinolin-2-ones, quinolin-2-ones, and 12h-chromeno[2,3-b]quinolin-12- ones

The efficient syntheses of 3-cyanoquinolin-2-ones, 3-(2-bromobenzyl)-3- cyano-3,4-dihydroquinolin-2-ones, 3-(2-bromobenzyl)quinolin-2-ones, and 12H-chromeno[2,3-b]quinolin-12-ones through copper-catalyzed N- and O-arylation of amides by using readily avai

2,1-Benzisothiazoles. XII. . The Use of N-Substituted-2,1-Benzisothiazolium Salts as Synthetic Equivalents of o-Aminobenzaldehydes. A Simple Synthesis of Some 2-Quinolones

N-Substituted-2,1-benzisothiazolium salts 2 react with ethyl cyanoacetate in pyridine solution to give substituted 3-cyano-2-quinolones 5.