51925-18-9

Upstream product

• 66-99-9 β-naphthaldehyde 
• 3262-03-1 1-chloro-2-formyl-3,4-dihydronaphthalene 
• 19397-74-1 4,5-dihydronaphthalene[1,2-b]thiophene-2-carboxylic acid ethyl ester 
• 529-34-0 3,4-dihydronaphthalene-1(2H)-one 
• 51925-17-8 ethyl naphtho<1,2-b>thiophene-2-carboxylate 

Downstream Products

• 35813-68-4 2-Hydroxymethylnaphtho<1,2-b>thiophene 

Relevant academic research and scientific papers

Tricyclic heteroaromatic system amide derivative as well as preparation and application thereof

The invention discloses a tricyclic heteroaromatic system amide derivative. The general formula is as shown in a formula (I), wherein the definitions of R, W1, W2, W3 and W4 are as shown in the specification for details. In addition, the invention also discloses a preparation method and a medicinal composition of the compound. The compound which the invention relates to has high alpha7 receptor binding activity, high selectivity and medium-high-level excitement effect. (The formula is as shown in the description).