diethyl 3,7-dimethyl-5-phenyl-1,9-dipyrrylmethanedicarboxylate

Base Information

• Chemical Name: diethyl 3,7-dimethyl-5-phenyl-1,9-dipyrrylmethanedicarboxylate
• CAS No.: 202057-85-0
• Molecular Formula: C₂₃H₂₆N₂O₄
• Molecular Weight: 394.47
• Mol file: 202057-85-0.mol

Synonyms:diethyl 3,7-dimethyl-5-phenyl-1,9-dipyrrylmethanedicarboxylate

Chemical Property of diethyl 3,7-dimethyl-5-phenyl-1,9-dipyrrylmethanedicarboxylate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of diethyl 3,7-dimethyl-5-phenyl-1,9-dipyrrylmethanedicarboxylate

There total 1 articles about diethyl 3,7-dimethyl-5-phenyl-1,9-dipyrrylmethanedicarboxylate 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: 76.0%

4-Methyl-1H-pyrrole-2-carboxylic acid ethyl ester (40611-85-6) + benzaldehyde (100-52-7) → diethyl 3,7-dimethyl-5-phenyl-1,9-dipyrrylmethanedicarboxylate (202057-85-0)

Guidance literature:

With toluene-4-sulfonic acid; In ethanol; for 2h; Heating;

DOI:10.1021/jo971807l

Reference yield:

diethyl 3,7-dimethyl-5-phenyl-1,9-dipyrrylmethanedicarboxylate (202057-85-0) → C19H18N2O4 (202057-86-1)

Guidance literature:

With sodium hydroxide; In ethanol; at 110 ℃;

DOI:10.1021/jo971807l

Reference yield:

diethyl 3,7-dimethyl-5-phenyl-1,9-dipyrrylmethanedicarboxylate (202057-85-0) → 3,3'-dimethyl-5-phenyl-dipyrrylmethane

Guidance literature:

Multi-step reaction with 3 steps

1: aq. NaOH / ethanol / 110 °C

2: 11.8 g / I₂, NaHCO₃ / H₂O; ethanol / 0.5 h / 25 °C

3: 86 percent / H₂ / Pd/C / methanol / 2 h / 2068.6 Torr

With sodium hydroxide; hydrogen; iodine; sodium hydrogencarbonate; palladium on activated charcoal; In methanol; ethanol; water;

DOI:10.1021/jo971807l

upstream raw materials:

4-Methyl-1H-pyrrole-2-carboxylic acid ethyl ester

benzaldehyde

Downstream raw materials:

C₁₉H₁₈N₂O₄

3,3'-dimethyl-5-phenyl-1,2,8,9-tetraiododipyrrylmethane