1,3-bis(2-methoxyphenyl)-5-ethoxymethylene-2-thioxobarbituric acid

Base Information

• Chemical Name: 1,3-bis(2-methoxyphenyl)-5-ethoxymethylene-2-thioxobarbituric acid
• CAS No.: 144661-19-8
• Molecular Formula: C₂₁H₂₀N₂O₅S
• Molecular Weight: 412.466

Synonyms:1,3-bis(2-methoxyphenyl)-5-ethoxymethylene-2-thioxobarbituric acid

Chemical Property of 1,3-bis(2-methoxyphenyl)-5-ethoxymethylene-2-thioxobarbituric acid

Chemical Property:

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Technology Process of 1,3-bis(2-methoxyphenyl)-5-ethoxymethylene-2-thioxobarbituric acid

There total 1 articles about 1,3-bis(2-methoxyphenyl)-5-ethoxymethylene-2-thioxobarbituric acid 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: 95.0%

1,3-bis-(2-methoxy-phenyl)-2-thio-barbituric acid (85788-85-8) + orthoformic acid triethyl ester (122-51-0) → 1,3-bis(2-methoxyphenyl)-5-ethoxymethylene-2-thioxobarbituric acid (144661-19-8)

Guidance literature:

at 120 ℃; for 2h;

Reference yield: 92.0%

Hippuric Acid (495-69-2,140480-84-8,21251-67-2,91787-63-2,66407-11-2) + 1,3-bis(2-methoxyphenyl)-5-ethoxymethylene-2-thioxobarbituric acid (144661-19-8) → 6-benzoylamino-2,3-bis(2-methoxyphenyl)-4-oxo-2-thioxo-1,2,3,4-tetrahydro-7H-pyrano<2,3-d>pyrimidin-7-one (137064-28-9)

Guidance literature:

With acetic anhydride; at 70 - 80 ℃; for 0.5h;

Reference yield: 92.0%

2-amino-benzenethiol (137-07-5) + 1,3-bis(2-methoxyphenyl)-5-ethoxymethylene-2-thioxobarbituric acid (144661-19-8) → 5-[(2-Mercapto-phenylamino)-methylene]-1,3-bis-(2-methoxy-phenyl)-2-thioxo-dihydro-pyrimidine-4,6-dione

Guidance literature:

In ethanol; Heating;

upstream raw materials:

1,3-bis-(2-methoxy-phenyl)-2-thio-barbituric acid

orthoformic acid triethyl ester

Downstream raw materials:

6-benzoylamino-2,3-bis(2-methoxyphenyl)-4-oxo-2-thioxo-1,2,3,4-tetrahydro-7H-pyrano<2,3-d>pyrimidin-7-one

5-(2-hydroxyanilinomethylene)-1,3-di(2-methoxyphenyl)-2-thiobarbituric acid

7-hydroxy-2,3-dihydro-2-thioxo-1,3-di(2-methoxyphenyl)quinazolin-4(1H)-one

7-amino-2,3-dihydro-2-thioxo-1,3-di(2-methoxyphenyl)quinazolin-4(1H)-one

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