1-benzoyl-2-methyl-5,6-dihydro-2H-cyclopenta[c]pyrrole-4,4-dicarboxylic acid diethyl ester

Base Information

Chemical Name:1-benzoyl-2-methyl-5,6-dihydro-2H-cyclopenta[c]pyrrole-4,4-dicarboxylic acid diethyl ester
CAS No.:420787-54-8
Molecular Formula:C₂₁H₂₃NO₅
Molecular Weight:369.417
Hs Code.:

1-benzoyl-2-methyl-5,6-dihydro-2<i>H</i>-cyclopenta[<i>c</i>]pyrrole-4,4-dicarboxylic acid diethyl ester

Synonyms:1-benzoyl-2-methyl-5,6-dihydro-2H-cyclopenta[c]pyrrole-4,4-dicarboxylic acid diethyl ester

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 1-benzoyl-2-methyl-5,6-dihydro-2H-cyclopenta[c]pyrrole-4,4-dicarboxylic acid diethyl ester

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Technology Process of 1-benzoyl-2-methyl-5,6-dihydro-2H-cyclopenta[c]pyrrole-4,4-dicarboxylic acid diethyl ester

There total 8 articles about 1-benzoyl-2-methyl-5,6-dihydro-2H-cyclopenta[c]pyrrole-4,4-dicarboxylic acid diethyl 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: 74.0%

: 420787-53-7
2-[2-(2-benzoyl-4-iodo-1-methyl-1H-pyrrol-3-yl)-ethyl]-malonic acid diethyl ester

: 420787-54-8
1-benzoyl-2-methyl-5,6-dihydro-2H-cyclopenta[c]pyrrole-4,4-dicarboxylic acid diethyl ester

Guidance literature:: With 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; sodium hydride; copper(I) bromide; at 120 ℃;
DOI:10.3987/com-01-s(k)44

Reference yield:

: 22186-59-0
2-pyrrol-3-yl-ethanol

: 420787-54-8
1-benzoyl-2-methyl-5,6-dihydro-2H-cyclopenta[c]pyrrole-4,4-dicarboxylic acid diethyl ester

Guidance literature:: Multi-step reaction with 7 steps

1: KOt-Bu / dimethylsulfoxide

2: 66 percent / n-BuLi / diethyl ether / -78 - 25 °C

3: DMAP / CH₂Cl₂

4: NaI / acetonitrile / Heating

5: 88 percent / tetrahydrofuran / Heating

6: 75 percent / iodine monochloride / CCl₄ / -78 °C

7: 74 percent / NaH; CuBr; DMPU / 120 °C

With dmap; 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; n-butyllithium; potassium tert-butylate; Iodine monochloride; sodium hydride; sodium iodide; copper(I) bromide; In tetrahydrofuran; tetrachloromethane; diethyl ether; dichloromethane; dimethyl sulfoxide; acetonitrile;
DOI:10.3987/com-01-s(k)44

Reference yield:

: 420787-50-4
2-(1-methyl-1H-pyrrol-3-yl)-ethanol

: 420787-54-8
1-benzoyl-2-methyl-5,6-dihydro-2H-cyclopenta[c]pyrrole-4,4-dicarboxylic acid diethyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: 66 percent / n-BuLi / diethyl ether / -78 - 25 °C

2: DMAP / CH₂Cl₂

3: NaI / acetonitrile / Heating

4: 88 percent / tetrahydrofuran / Heating

5: 75 percent / iodine monochloride / CCl₄ / -78 °C

6: 74 percent / NaH; CuBr; DMPU / 120 °C

With dmap; 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; n-butyllithium; Iodine monochloride; sodium hydride; sodium iodide; copper(I) bromide; In tetrahydrofuran; tetrachloromethane; diethyl ether; dichloromethane; acetonitrile;
DOI:10.3987/com-01-s(k)44