ethyl 9-(4-methoxyphenyl)-7-methyl-3-(4-methylphenyl)-4-oxo-3,4-dihydropyrido[3',2':4,5]thieno[3,2-d]pyrimidine-8-carboxylate

Base Information

Chemical Name:ethyl 9-(4-methoxyphenyl)-7-methyl-3-(4-methylphenyl)-4-oxo-3,4-dihydropyrido[3',2':4,5]thieno[3,2-d]pyrimidine-8-carboxylate
CAS No.:723745-28-6
Molecular Formula:C₂₇H₂₃N₃O₄S
Molecular Weight:485.563
Hs Code.:
Mol file:723745-28-6.mol

Synonyms:

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Chemical Property of ethyl 9-(4-methoxyphenyl)-7-methyl-3-(4-methylphenyl)-4-oxo-3,4-dihydropyrido[3',2':4,5]thieno[3,2-d]pyrimidine-8-carboxylate

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Technology Process of ethyl 9-(4-methoxyphenyl)-7-methyl-3-(4-methylphenyl)-4-oxo-3,4-dihydropyrido[3',2':4,5]thieno[3,2-d]pyrimidine-8-carboxylate

There total 9 articles about ethyl 9-(4-methoxyphenyl)-7-methyl-3-(4-methylphenyl)-4-oxo-3,4-dihydropyrido[3',2':4,5]thieno[3,2-d]pyrimidine-8-carboxylate which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 86.0%

: 1013663-52-9
C₂₆H₂₅N₃O₄S

: 122-51-0
orthoformic acid triethyl ester

: 723745-28-6
ethyl 9-(4-methoxyphenyl)-7-methyl-3-(4-methylphenyl)-4-oxo-3,4-dihydropyrido[3',2':4,5]thieno[3,2-d]pyrimidine-8-carboxylate

Guidance literature:: With acetic anhydride; for 4h; Heating;
DOI:10.1080/10426500601096369

Reference yield: 59.0%

: diethyl 3-{[(N,N-dimethylamino)methylene]amino}-4-(4-methoxyphenyl)-6-methylthieno[2,3-b]pyridine-2,5-dicarboxylate

: 106-49-0,12221-03-3
p-toluidine

: 723745-28-6
ethyl 9-(4-methoxyphenyl)-7-methyl-3-(4-methylphenyl)-4-oxo-3,4-dihydropyrido[3',2':4,5]thieno[3,2-d]pyrimidine-8-carboxylate

Guidance literature:: With acetic acid; for 3h; Heating;
DOI:10.1080/10426500500272152

Reference yield:

: 97651-29-1
ethyl 3-cyano-1,2-dihydro-4-p-methoxyphenyl-6-methyl-2-thioxopyridin-4-carboxylate

: 723745-28-6
ethyl 9-(4-methoxyphenyl)-7-methyl-3-(4-methylphenyl)-4-oxo-3,4-dihydropyrido[3',2':4,5]thieno[3,2-d]pyrimidine-8-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1: 91 percent / sodium acetate trihydrate / ethanol / 2 h / Heating

2: 94 percent / sodium ethoxide / ethanol / 0.08 h / Heating

3: 86 percent / acetic anhydride / 4 h / Heating

With sodium ethanolate; sodium acetate; acetic anhydride; In ethanol; 2: Thorpe-Ziegler cyclization;
DOI:10.1080/10426500601096369