ethyl 3-methyl-2,4,5,6-tetrahydrocyclopentapyrrole-1-carboxylate

Base Information

• Chemical Name: ethyl 3-methyl-2,4,5,6-tetrahydrocyclopentapyrrole-1-carboxylate
• CAS No.: 109839-15-8
• Molecular Formula: C₁₁H₁₅NO₂
• Molecular Weight: 193.246

Synonyms:

Chemical Property of ethyl 3-methyl-2,4,5,6-tetrahydrocyclopentapyrrole-1-carboxylate

Chemical Property:

Purity/Quality:

Ethyl2,4,5,6-Tetrahydro-3-methyl-cyclopenta[c]pyrrole-1-caboxylate 95% ^*data from reagent suppliers

Safty Information:

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Useful:

Technology Process of ethyl 3-methyl-2,4,5,6-tetrahydrocyclopentapyrrole-1-carboxylate

There total 6 articles about ethyl 3-methyl-2,4,5,6-tetrahydrocyclopentapyrrole-1-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: 20.5%

aminomalonic acid diethyl ester (6829-40-9) + 2-acetylcyclopentanaone (1670-46-8) → Ethyl 3-methylcyclopentapyrrole-2-carboxylate (109839-16-9) + ethyl 3-methyl-2,4,5,6-tetrahydrocyclopentapyrrole-1-carboxylate (109839-15-8)

Guidance literature:

With acetic acid; for 8h; Heating;

DOI:10.1021/jo00227a009

Reference yield: 18.0%

diethyl oximinomalonate (6829-41-0) + 2-acetylcyclopentanaone (1670-46-8) → Ethyl 3-methylcyclopentapyrrole-2-carboxylate (109839-16-9) + ethyl 3-methyl-2,4,5,6-tetrahydrocyclopentapyrrole-1-carboxylate (109839-15-8)

Guidance literature:

With acetic acid; for 8h; Heating;

DOI:10.1021/jo00227a009

Reference yield:

ethyl N-[1-(2-oxocyclopentyl)ethylidene]glycinate (1238222-40-6) → ethyl 3-methyl-2,4,5,6-tetrahydrocyclopentapyrrole-1-carboxylate (109839-15-8)

Guidance literature:

With sodium ethanolate; In ethanol; for 4h; Reflux;

upstream raw materials:

aminomalonic acid diethyl ester

2-acetylcyclopentanaone

diethyl oximinomalonate

cyclopentanone

Downstream raw materials:

ethyl 2-amino-3-methyl-2,4,5,6-tetrahydrocyclopenta[c]pyrrole-1-carboxylate

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