110164-06-2

Upstream product

• 118252-16-7 ethyl (4-methoxycarbonyl)thiophene-3-carbamate 
• 40255-48-9 1-(2-aminoethyl)-4-(2-methoxyphenyl)piperazine 
• 39978-14-8 methyl 3-amino-4-thiophenecarboxylate hydrochloride 
• 5464-78-8 1-(2-methoxyphenyl)piperazine hydrochloride 
• 110164-47-1 N-(3-carbomethoxythien-4-yl)-N'-(2-chloroethyl)urea 

Downstream Products

• 130475-84-2 ethyl 5-[3-[2-[4-(2-methoxyphenyl)piperazin-1-yl]ethyl]-2,4-dioxothieno[3,4-d]pyrimidin-1-yl]pentanoate 
• 130475-53-5 3-<3-<2-<4-(2-methoxyphenyl)piperazin-1-yl>ethyl>-2,4-dioxothieno<3,4-d>pyrimidin-1-yl>propanoic acid 
• 110164-39-1 1-acetyl-3-[2-[4-(2-methoxyphenyl)piperazin-1-yl]ethyl]thieno[3,4-d]pyrimidine-2,4-dione 
• 130475-42-2 4-Methoxy-benzoic acid 4-{2-[4-(2-methoxy-phenyl)-piperazin-1-yl]-ethyl}-3,5-dioxo-4,5,7,8-tetrahydro-3H,6H-1-thia-4,5a-diaza-acenaphthylen-8-yl ester 
• 130475-43-3 4-Chloro-benzoic acid 4-{2-[4-(2-methoxy-phenyl)-piperazin-1-yl]-ethyl}-3,5-dioxo-4,5,7,8-tetrahydro-3H,6H-1-thia-4,5a-diaza-acenaphthylen-8-yl ester 
• 130475-46-6 N-(4-{2-[4-(2-Methoxy-phenyl)-piperazin-1-yl]-ethyl}-3,5-dioxo-4,5,7,8-tetrahydro-3H,6H-1-thia-4,5a-diaza-acenaphthylen-8-yl)-benzamide 
• 130475-41-1 Benzoic acid 4-{2-[4-(2-methoxy-phenyl)-piperazin-1-yl]-ethyl}-3,5-dioxo-4,5,7,8-tetrahydro-3H,6H-1-thia-4,5a-diaza-acenaphthylen-8-yl ester 
• 130475-38-6 Hexanoic acid 4-{2-[4-(2-methoxy-phenyl)-piperazin-1-yl]-ethyl}-3,5-dioxo-4,5,7,8-tetrahydro-3H,6H-1-thia-4,5a-diaza-acenaphthylen-8-yl ester 
• 130475-40-0 2,2-Dimethyl-propionic acid 4-{2-[4-(2-methoxy-phenyl)-piperazin-1-yl]-ethyl}-3,5-dioxo-4,5,7,8-tetrahydro-3H,6H-1-thia-4,5a-diaza-acenaphthylen-8-yl ester 
• 130475-39-7 Isobutyric acid 4-{2-[4-(2-methoxy-phenyl)-piperazin-1-yl]-ethyl}-3,5-dioxo-4,5,7,8-tetrahydro-3H,6H-1-thia-4,5a-diaza-acenaphthylen-8-yl ester 
• 130475-33-1 4-{2-[4-(2-Methoxy-phenyl)-piperazin-1-yl]-ethyl}-7,8-dihydro-6H-1-thia-4,5a-diaza-benzo[cd]azulene-3,5,9-trione 9-(O-methyl-oxime) 
• 130475-32-0 3,4,5,7,8,9-hexahydro-9-methoxyimino-4-<2-<4-(2-methoxyphenyl)piperazin-1-yl>ethyl>thieno<4,3,2-de>pyrido<1,2-c>pyrimidine-3,5-dione 
• 130475-85-3 5-(3-{2-[4-(2-Methoxy-phenyl)-piperazin-1-yl]-ethyl}-2,4-dioxo-3,4-dihydro-2H-thieno[3,4-d]pyrimidin-1-yl)-pentanoic acid 
• 130475-36-4 9-acetyloxy-3,4,5,7,8,9-hexahydro-4-<2-<4-(2-methoxyphenyl)piperazin-1-yl>ethyl>thieno<4,3,2-de>pyrido<1,2-c>pyrimidine-3,5-dione 

Relevant academic research and scientific papers

Thiophene Systems. 11. The Synthesis of Novel Thieno Tricyclic Ring Systems

The synthesis of thieno tricyclic compounds is described.The N-1 alkylation of I produced the alkanoic ester precursors.After hydrolysis, the corresponding carboxylic acids were cyclized to the title compounds II.This cyclization step was accomp

Thienopyrimidine-2,4-dione derivatives and intermediates thereof

The synthesis of thienopyrimidine-2,4-dione derivatives and their urea intermediates is described. The novel urea intermediates and thienopyrimidine-2,4-dione derivatives are generally vasodilating agents and anti-hypertensive agents. The compounds are us