1,2,3,4-Benzenetetracarboxylic acid, 5-methoxy-, tetramethyl ester

Base Information

• Chemical Name: 1,2,3,4-Benzenetetracarboxylic acid, 5-methoxy-, tetramethyl ester
• CAS No.: 6671-62-1
• Molecular Formula: C₁₅H₁₆O₉
• Molecular Weight: 340.287
• Mol file: 6671-62-1.mol

Synonyms:

Chemical Property of 1,2,3,4-Benzenetetracarboxylic acid, 5-methoxy-, tetramethyl ester

Chemical Property:

Purity/Quality:

95% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1,2,3,4-Benzenetetracarboxylic acid, 5-methoxy-, tetramethyl ester

There total 6 articles about 1,2,3,4-Benzenetetracarboxylic acid, 5-methoxy-, tetramethyl ester 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:

1-Bromo-2,3,4,5-tetramethylbenzene (40101-36-8) → O-Methyl-5-hydroxy-1,2,3,4-benzenetetracarboxylicsaeure-tetramethylester (6671-62-1)

Guidance literature:

Multi-step reaction with 4 steps

1: K₂CO₃, Cu / pyridine / Heating

2: Li / liquid ammonia; diethyl ether

3: K₂CO₃ / acetone / Heating

4: (i) KMnO₄, aq. NaOH, Py, (ii) /BRN= 969135/, Ag₂O, MeOH

With lithium; copper; potassium carbonate; In pyridine; diethyl ether; ammonia; acetone;

DOI:10.1016/S0040-4020(01)82482-0

Reference yield:

2,3,4,5-tetramethylphenol (488-70-0) → O-Methyl-5-hydroxy-1,2,3,4-benzenetetracarboxylicsaeure-tetramethylester (6671-62-1)

Guidance literature:

Multi-step reaction with 2 steps

1: K₂CO₃ / acetone / Heating

2: (i) KMnO₄, aq. NaOH, Py, (ii) /BRN= 969135/, Ag₂O, MeOH

With potassium carbonate; In acetone;

DOI:10.1016/S0040-4020(01)82482-0

Reference yield:

1-(o-Methoxy-phenoxy)-2,3,4,5-tetramethyl-benzol (17938-65-7) → O-Methyl-5-hydroxy-1,2,3,4-benzenetetracarboxylicsaeure-tetramethylester (6671-62-1)

Guidance literature:

Multi-step reaction with 3 steps

1: Li / liquid ammonia; diethyl ether

2: K₂CO₃ / acetone / Heating

3: (i) KMnO₄, aq. NaOH, Py, (ii) /BRN= 969135/, Ag₂O, MeOH

With lithium; potassium carbonate; In diethyl ether; ammonia; acetone;

DOI:10.1016/S0040-4020(01)82482-0

upstream raw materials:

1-dimethylamino-1-methoxyethylene

pyridazine-3,4,5,6-tetracarboxylic acid tetramethyl ester

2,3,4,5-tetramethyl-anisole

methyl iodide