81975-44-2

Upstream product

• 104-88-1 4-chlorobenzaldehyde 
• 83-33-0 inden-1-one 
• 109-77-3 malononitrile 
• 107-91-5 cyanoacetic acid amide 
• 5706-17-2 (E)-2-(4-chlorobenzylidene)-indan-1-one 

Downstream Products

• 84780-04-1 4-(p-chlorophenyl)-3-cyano<5H>indeno<1,2-b>pyrimidinium-2(1H)-one acetate 
• 84762-24-3 4-(p-chlorophenyl)-3-cyano<5H>indeno<1,2-b>pyridine(1-methyl)-2-one 

Relevant academic research and scientific papers

An efficient synthesis of indeno[1,2-b]pyridine and benzo[h]quinoline derivatives under solvent-free conditions

(Chemical Equation Presented) An efficient and convenient multicomponent reaction for the preparation of 4-aryl-2-oxo-2,5-dihydro-1H-indeno[1,2-b] pyridine-3-carbonitrile and 4-aryl-2-oxo-1,2,5,6-tetrahydrobenzo[h]quinoline-3- carbonitrile derivatives by

Efficient one-pot synthesis of 4-aryl-3-cyano-2,5-dihydro-1H-indeno[1,2-b] pyridin-2-one and 4-aryl-3-cyano-1,2,5,6-tetrahydrobenzo[h]quinolin-2-one derivatives under solvent-free conditions

4-Aryl-3-cyano-2,5-dihydro-1H-indeno[1,2-b]pyridin-2-one and 4-aryl-3-cyano-1,2,5,6-tetrahydrobenzo[h]quinolin-2-one have been prepared from indan-1-one or 3,4-dihydronaphthalen-1(2H)-one, aromatic aldehydes, 2-cyanoacetamide, in the presence of sodium hy