1312600-18-2

Upstream product

• 1312600-37-5 tert-butyl 4-({[2-(methoxycarbonyl)-5-phenylthiophen-3-yl]carbamoyl}amino)piperidine-1-carboxylate 
• 1312599-84-0 tert-butyl 4-{1-[(2-ethyl-2H-tetrazol-5-yl)methyl]-2,4-dioxo-6-phenyl-1,4-dihydrothieno[3,2-d]pyrimidin-3(2H)-yl}piperidine-1-carboxylate 
• 1312601-10-7 tert-butyl 4-[1-(cyanomethyl)-2,4-dioxo-6-phenyl-1,4-dihydrothieno[3,2-d]pyrimidin-3(2H)-yl]piperidine-1-carboxylate 
• 1312600-36-4 tert-butyl 4-(2,4-dioxo-6-phenyl-1,4-dihydrothieno[3,2-d]pyrimidin-3(2H)-yl)piperidine-1-carboxylate 
• 87120-72-7 1-(tert-butoxycarbonyl)-4-aminopiperidine 

Downstream Products

• 1312599-69-1 3-[1-({4-[(4aR,10bR)-8,9-dimethoxy-3,4,4a,10b-tetrahydro-1H-thiopyrano[4,3-c]isoquinolin-6-yl]phenyl}carbonyl)piperidin-4-yl]-1-[(2-ethyl-2H-tetrazol-5-yl)methyl]-6-phenylthieno[3,2-d]pyrimidine-2,4(1H,3H)-dione 

Relevant academic research and scientific papers

3,4,4A,10B-TETRAHYDRO-1H-THIOPYRANO-[4, 3-c] ISOQUINOLINE DERIVATIVES

The compounds of formula (1), in which A, R1, R2, R3 and R5 have the meanings as given in the description, are novel effective inhibitors of type 4 and 5 phosphodiesterase.