tert-butyl 6-chloro-7-(3-cyanophenyl)-8-(1H-imidazol-1-ylcarbonyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate

Base Information

Chemical Name:tert-butyl 6-chloro-7-(3-cyanophenyl)-8-(1H-imidazol-1-ylcarbonyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate
CAS No.:1352087-31-0
Molecular Formula:C₂₃H₂₂ClN₅O₃
Molecular Weight:451.912
Hs Code.:

Synonyms:tert-butyl 6-chloro-7-(3-cyanophenyl)-8-(1H-imidazol-1-ylcarbonyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate

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Chemical Property of tert-butyl 6-chloro-7-(3-cyanophenyl)-8-(1H-imidazol-1-ylcarbonyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate

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Technology Process of tert-butyl 6-chloro-7-(3-cyanophenyl)-8-(1H-imidazol-1-ylcarbonyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate

There total 8 articles about tert-butyl 6-chloro-7-(3-cyanophenyl)-8-(1H-imidazol-1-ylcarbonyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-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:

: 1352087-30-9
2-(tert-butoxycarbonyl)-6-chloro-7-(3-cyanophenyl)-1,2,3,4-tetrahydropyrrolo[1,2-a]pyrazine-8-carboxylic acid

: 530-62-1
1,1'-carbonyldiimidazole

: 1352087-31-0
tert-butyl 6-chloro-7-(3-cyanophenyl)-8-(1H-imidazol-1-ylcarbonyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate

Guidance literature:: In tetrahydrofuran; at 60 ℃; for 2h;

Reference yield:

: 193151-10-9
3-(3-cyano-phenyl)-acrylic acid methyl ester

: 1352087-31-0
tert-butyl 6-chloro-7-(3-cyanophenyl)-8-(1H-imidazol-1-ylcarbonyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate

Guidance literature:: Multi-step reaction with 8 steps

1.1: tetrahydrofuran / 2 h / 20 - 25 °C

2.1: N-chloro-succinimide / tetrahydrofuran / 6 h / Reflux

3.1: sodium hydroxide / tetra(n-butyl)ammonium hydrogensulfate / acetonitrile

3.2: 6 h / Reflux

4.1: hydrogenchloride / water; methanol / 2 h / 60 °C

5.1: hydrogenchloride / water; methanol / 4 h / 90 °C

6.1: dichloromethane / 1 h / 20 °C

7.1: water; lithium hydroxide / tetrahydrofuran; methanol / 18 h / 60 °C

8.1: tetrahydrofuran / 2 h / 60 °C

With hydrogenchloride; N-chloro-succinimide; water; sodium hydroxide; lithium hydroxide; tetra(n-butyl)ammonium hydrogensulfate; In tetrahydrofuran; methanol; dichloromethane; water; acetonitrile;

Reference yield:

: 1352087-24-1
methyl 4-(3-cyanophenyl)-1H-pyrrole-3-carboxylate

: 1352087-31-0
tert-butyl 6-chloro-7-(3-cyanophenyl)-8-(1H-imidazol-1-ylcarbonyl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate

Guidance literature:: Multi-step reaction with 7 steps

1.1: N-chloro-succinimide / tetrahydrofuran / 6 h / Reflux

2.1: sodium hydroxide / tetra(n-butyl)ammonium hydrogensulfate / acetonitrile

2.2: 6 h / Reflux

3.1: hydrogenchloride / water; methanol / 2 h / 60 °C

4.1: hydrogenchloride / water; methanol / 4 h / 90 °C

5.1: dichloromethane / 1 h / 20 °C

6.1: water; lithium hydroxide / tetrahydrofuran; methanol / 18 h / 60 °C

7.1: tetrahydrofuran / 2 h / 60 °C

With hydrogenchloride; N-chloro-succinimide; water; sodium hydroxide; lithium hydroxide; tetra(n-butyl)ammonium hydrogensulfate; In tetrahydrofuran; methanol; dichloromethane; water; acetonitrile;