(3S,8aR)-3-Benzyl-2-((S)-4-methyl-cyclohex-3-enecarbonyl)-hexahydro-pyrrolo[1,2-a]pyrazine-1,4-dione

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Chemical Name:(3S,8aR)-3-Benzyl-2-((S)-4-methyl-cyclohex-3-enecarbonyl)-hexahydro-pyrrolo[1,2-a]pyrazine-1,4-dione
CAS No.:192130-85-1
Molecular Formula:C₂₂H₂₆N₂O₃
Molecular Weight:366.46
Hs Code.:

Synonyms:(3S,8aR)-3-Benzyl-2-((S)-4-methyl-cyclohex-3-enecarbonyl)-hexahydro-pyrrolo[1,2-a]pyrazine-1,4-dione

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Chemical Property of (3S,8aR)-3-Benzyl-2-((S)-4-methyl-cyclohex-3-enecarbonyl)-hexahydro-pyrrolo[1,2-a]pyrazine-1,4-dione

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Technology Process of (3S,8aR)-3-Benzyl-2-((S)-4-methyl-cyclohex-3-enecarbonyl)-hexahydro-pyrrolo[1,2-a]pyrazine-1,4-dione

There total 7 articles about (3S,8aR)-3-Benzyl-2-((S)-4-methyl-cyclohex-3-enecarbonyl)-hexahydro-pyrrolo[1,2-a]pyrazine-1,4-dione 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: 94.0%

: 192130-81-7
(3S,8aR)-2-Acryloyl-3-benzyl-hexahydro-pyrrolo[1,2-a]pyrazine-1,4-dione

: 78-79-5,9003-31-0
isoprene

: 192130-85-1
(3S,8aR)-3-Benzyl-2-((S)-4-methyl-cyclohex-3-enecarbonyl)-hexahydro-pyrrolo[1,2-a]pyrazine-1,4-dione

Guidance literature:: With titanium tetrachloride; In dichloromethane; toluene; at -10 - 0 ℃; for 2h;
DOI:10.1016/S0040-4039(97)00769-7

Reference yield:

: 7524-50-7
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride

: 192130-85-1
(3S,8aR)-3-Benzyl-2-((S)-4-methyl-cyclohex-3-enecarbonyl)-hexahydro-pyrrolo[1,2-a]pyrazine-1,4-dione

Guidance literature:: Multi-step reaction with 5 steps

2: TFA / CH₂Cl₂

3: acetic acid; various solvent(s) / Heating

4: 83 percent / 2,6-lutidine / 80 °C

5: 94 percent / TiCl₄ / toluene; CH₂Cl₂ / 2 h / -10 - 0 °C

With 2,6-dimethylpyridine; titanium tetrachloride; trifluoroacetic acid; In dichloromethane; acetic acid; toluene;
DOI:10.1016/S0040-4039(97)00769-7

Reference yield:

: 135481-62-8
(S)-3-Phenyl-2-[((R)-pyrrolidine-2-carbonyl)-amino]-propionic acid methyl ester

: 192130-85-1
(3S,8aR)-3-Benzyl-2-((S)-4-methyl-cyclohex-3-enecarbonyl)-hexahydro-pyrrolo[1,2-a]pyrazine-1,4-dione

Guidance literature:: Multi-step reaction with 3 steps

1: acetic acid; various solvent(s) / Heating

2: 83 percent / 2,6-lutidine / 80 °C

3: 94 percent / TiCl₄ / toluene; CH₂Cl₂ / 2 h / -10 - 0 °C

With 2,6-dimethylpyridine; titanium tetrachloride; In dichloromethane; acetic acid; toluene;
DOI:10.1016/S0040-4039(97)00769-7