2,5-di(p-methoxyanilino)-3,6-dihydroterephthalate dimethyl ester

Base Information

• Chemical Name: 2,5-di(p-methoxyanilino)-3,6-dihydroterephthalate dimethyl ester
• CAS No.: 114399-42-7
• Molecular Formula: C₂₄H₂₄N₂O₆
• Molecular Weight: 436.464

Synonyms:2,5-di(p-methoxyanilino)-3,6-dihydroterephthalate dimethyl ester

Chemical Property of 2,5-di(p-methoxyanilino)-3,6-dihydroterephthalate dimethyl ester

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Technology Process of 2,5-di(p-methoxyanilino)-3,6-dihydroterephthalate dimethyl ester

There total 2 articles about 2,5-di(p-methoxyanilino)-3,6-dihydroterephthalate dimethyl 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: 81.0%

dimethyl 2,5-dioxocyclohexane-1,4-dicarboxylate (6289-46-9) + 4-methoxy-aniline (104-94-9) → 2,5-di(p-methoxyanilino)-3,6-dihydroterephthalate dimethyl ester (114399-42-7)

Guidance literature:

With acetic acid; In ethanol; Reflux;

DOI:10.1016/j.cclet.2017.08.045

Reference yield:

dimethyl 2,5-dioxocyclohexane-1,4-dicarboxylate (6289-46-9) + 4-methoxy-aniline (104-94-9) → dimethyl 2,5-bis{(4-methoxyphenyl)amino}cyclohexa-1,4-diene-1,4-dicarboxylate (477880-95-8) + 2,5-di(p-methoxyanilino)-3,6-dihydroterephthalate dimethyl ester (114399-42-7)

Guidance literature:

With acetic acid; In ethanol; at 120 ℃; for 2h;

DOI:10.1016/j.tetlet.2011.05.087

Reference yield: 94.1%

2,5-di(p-methoxyanilino)-3,6-dihydroterephthalate dimethyl ester (114399-42-7) → 2,5-di(p-methoxyanilino)-3,6-dihydroterephthalic acid (41680-75-5)

Guidance literature:

With water; potassium hydroxide; In methanol; at 60 - 70 ℃; for 1h; Inert atmosphere;

upstream raw materials:

dimethyl 2,5-dioxocyclohexane-1,4-dicarboxylate

4-methoxy-aniline

Downstream raw materials:

dimethyl 2,5-bis[di(4-methoxyphenyl)amino]terephthalate

2,5-di(p-methoxyanilino)-3,6-dihydroterephthalic acid

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