[2-(4-Methoxy-benzyl)-1,4-dioxo-hexahydro-pyrrolo[1,2-a]pyrazin-8a-yl]-acetaldehyde

Base Information

Chemical Name:[2-(4-Methoxy-benzyl)-1,4-dioxo-hexahydro-pyrrolo[1,2-a]pyrazin-8a-yl]-acetaldehyde
CAS No.:109164-81-0
Molecular Formula:C₁₇H₂₀N₂O₄
Molecular Weight:316.357
Hs Code.:

Synonyms:[2-(4-Methoxy-benzyl)-1,4-dioxo-hexahydro-pyrrolo[1,2-a]pyrazin-8a-yl]-acetaldehyde

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Chemical Property of [2-(4-Methoxy-benzyl)-1,4-dioxo-hexahydro-pyrrolo[1,2-a]pyrazin-8a-yl]-acetaldehyde

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Technology Process of [2-(4-Methoxy-benzyl)-1,4-dioxo-hexahydro-pyrrolo[1,2-a]pyrazin-8a-yl]-acetaldehyde

There total 8 articles about [2-(4-Methoxy-benzyl)-1,4-dioxo-hexahydro-pyrrolo[1,2-a]pyrazin-8a-yl]-acetaldehyde 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: 82.0%

: 109164-80-9
8a-(2-Hydroxy-ethyl)-2-(4-methoxy-benzyl)-hexahydro-pyrrolo[1,2-a]pyrazine-1,4-dione

: 109164-81-0
[2-(4-Methoxy-benzyl)-1,4-dioxo-hexahydro-pyrrolo[1,2-a]pyrazin-8a-yl]-acetaldehyde

Guidance literature:: With oxalyl dichloride; triethylamine; In dichloromethane; dimethyl sulfoxide;
DOI:10.1016/S0040-4039(00)84854-6

Reference yield:

: 79074-03-6
2-(benzyloxycarbonylamino)-4-hydroxybutanoic acid

: 109164-81-0
[2-(4-Methoxy-benzyl)-1,4-dioxo-hexahydro-pyrrolo[1,2-a]pyrazin-8a-yl]-acetaldehyde

Guidance literature:: Multi-step reaction with 7 steps

1: Et₃N / dimethylformamide / 0 °C

2: DCC / tetrahydrofuran / 25 °C

3: H₂ / 10percent Pd-C / ethanol / 760 Torr

4: KOtBu / dimethylformamide / 0 °C

5: NaH / dimethylformamide / 25 °C

6: 93 percent / HF-pyridine / tetrahydrofuran / 25 °C

7: 82 percent / ClCOCOCl,Et₃N / dimethylsulfoxide; CH₂Cl₂

With oxalyl dichloride; potassium tert-butylate; hydrogen; sodium hydride; pyridine hydrogenfluoride; triethylamine; dicyclohexyl-carbodiimide; palladium on activated charcoal; In tetrahydrofuran; ethanol; dichloromethane; dimethyl sulfoxide; N,N-dimethyl-formamide;
DOI:10.1016/S0040-4039(00)84854-6

Reference yield:

: 60857-16-1
N-(4-methoxybenzyl)glycine ethyl ester

: 109164-81-0
[2-(4-Methoxy-benzyl)-1,4-dioxo-hexahydro-pyrrolo[1,2-a]pyrazin-8a-yl]-acetaldehyde

Guidance literature:: Multi-step reaction with 6 steps

1: DCC / tetrahydrofuran / 25 °C

2: H₂ / 10percent Pd-C / ethanol / 760 Torr

3: KOtBu / dimethylformamide / 0 °C

4: NaH / dimethylformamide / 25 °C

5: 93 percent / HF-pyridine / tetrahydrofuran / 25 °C

6: 82 percent / ClCOCOCl,Et₃N / dimethylsulfoxide; CH₂Cl₂

With oxalyl dichloride; potassium tert-butylate; hydrogen; sodium hydride; pyridine hydrogenfluoride; triethylamine; dicyclohexyl-carbodiimide; palladium on activated charcoal; In tetrahydrofuran; ethanol; dichloromethane; dimethyl sulfoxide; N,N-dimethyl-formamide;
DOI:10.1016/S0040-4039(00)84854-6