tert-butyl 8-carbamoyl-6-cyclopropyl-7-(4-methoxyphenyl)-3,4-dihydro-1H-pyrrolo[1,2-a]pyrazine-2-carboxylate

Base Information

Chemical Name:tert-butyl 8-carbamoyl-6-cyclopropyl-7-(4-methoxyphenyl)-3,4-dihydro-1H-pyrrolo[1,2-a]pyrazine-2-carboxylate
CAS No.:1352087-54-7
Molecular Formula:C₂₃H₂₉N₃O₄
Molecular Weight:411.501
Hs Code.:

Synonyms:tert-butyl 8-carbamoyl-6-cyclopropyl-7-(4-methoxyphenyl)-3,4-dihydro-1H-pyrrolo[1,2-a]pyrazine-2-carboxylate

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Chemical Property of tert-butyl 8-carbamoyl-6-cyclopropyl-7-(4-methoxyphenyl)-3,4-dihydro-1H-pyrrolo[1,2-a]pyrazine-2-carboxylate

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Technology Process of tert-butyl 8-carbamoyl-6-cyclopropyl-7-(4-methoxyphenyl)-3,4-dihydro-1H-pyrrolo[1,2-a]pyrazine-2-carboxylate

There total 5 articles about tert-butyl 8-carbamoyl-6-cyclopropyl-7-(4-methoxyphenyl)-3,4-dihydro-1H-pyrrolo[1,2-a]pyrazine-2-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:

: 1352087-53-6
tert-butyl 7-bromo-8-carbamoyl-6-cyclopropyl-3,4-dihydro-1H-pyrrolo[1,2-a]pyrazine-2-carboxylate

: 5720-07-0
4-methoxyphenylboronic acid

: 1352087-54-7
tert-butyl 8-carbamoyl-6-cyclopropyl-7-(4-methoxyphenyl)-3,4-dihydro-1H-pyrrolo[1,2-a]pyrazine-2-carboxylate

Guidance literature:: With caesium carbonate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In tetrahydrofuran; water; at 100 ℃; for 20h; Inert atmosphere;

Reference yield:

: 1352087-49-0
1-tert-butyl 3-methyl 4-cyclopropanecarbonyl-piperazine-1,3-dicarboxylate

: 1352087-54-7
tert-butyl 8-carbamoyl-6-cyclopropyl-7-(4-methoxyphenyl)-3,4-dihydro-1H-pyrrolo[1,2-a]pyrazine-2-carboxylate

Guidance literature:: Multi-step reaction with 4 steps

1.1: sodium hydroxide; water / methanol / 24 h

2.1: p-toluenesulfonyl chloride / Difluoromethane / 0.33 h

2.2: 0.33 h

3.1: N-Bromosuccinimide / dichloromethane / 1 h / -35 - -30 °C

4.1: caesium carbonate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / water; tetrahydrofuran / 20 h / 100 °C / Inert atmosphere

With N-Bromosuccinimide; water; caesium carbonate; p-toluenesulfonyl chloride; sodium hydroxide; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In tetrahydrofuran; methanol; Difluoromethane; dichloromethane; water; 4.1: Suzuki Coupling;

Reference yield:

: 1352087-51-4
tert-butyl 8-carbamoyl-6-cyclopropyl-3,4-dihydro-1H-pyrrolo[1,2-a]pyrazine-2-carboxylate

: 1352087-54-7
tert-butyl 8-carbamoyl-6-cyclopropyl-7-(4-methoxyphenyl)-3,4-dihydro-1H-pyrrolo[1,2-a]pyrazine-2-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: N-Bromosuccinimide / dichloromethane / 1 h / -35 - -30 °C

2: caesium carbonate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / water; tetrahydrofuran / 20 h / 100 °C / Inert atmosphere

With N-Bromosuccinimide; caesium carbonate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In tetrahydrofuran; dichloromethane; water; 2: Suzuki Coupling;