1-benzyl-4-(R)-<1-(S)-ethyl>-2-pyrrolidone

Base Information

Chemical Name:1-benzyl-4-(R)-<1-(S)-ethyl>-2-pyrrolidone
CAS No.:163659-22-1
Molecular Formula:C₂₅H₃₁N₃O₄S
Molecular Weight:469.605
Hs Code.:

1-benzyl-4-(R)-<1-(S)-<N'-p-yoluenesulfonyl-2-(S)-pyrrolidinylcarbonylamino>ethyl>-2-pyrrolidone

Synonyms:1-benzyl-4-(R)-<1-(S)-ethyl>-2-pyrrolidone

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Chemical Property of 1-benzyl-4-(R)-<1-(S)-ethyl>-2-pyrrolidone

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Technology Process of 1-benzyl-4-(R)-<1-(S)-ethyl>-2-pyrrolidone

There total 6 articles about 1-benzyl-4-(R)-<1-(S)-ethyl>-2-pyrrolidone 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:

: 107259-14-3
4-acetyl-1-benzyl-2-pyrrolidinone

: 163659-22-1
1-benzyl-4-(R)-<1-(S)-ethyl>-2-pyrrolidone

Guidance literature:: Multi-step reaction with 5 steps

1: 74 percent / hydroxylamine hydrochloride, pyridine / 5 h / 90 °C

2: 98 percent / H₂ / Ra-Ni / methanol / 8 h / Ambient temperature

3: 14 percent / tetrahydrofuran / 1.17 h / Ambient temperature

4: 100 percent / TFA / 1 h / Ambient temperature

5: pyridine / CH₂Cl₂ / 24 h

With pyridine; hydroxylamine hydrochloride; hydrogen; trifluoroacetic acid; Ra-Ni; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1248/cpb.42.1442

Reference yield:

: 107259-15-4
1-benzyl-4-(1-hydroxyiminoethyl)-2-pyrrolidone

: 163659-22-1
1-benzyl-4-(R)-<1-(S)-ethyl>-2-pyrrolidone

Guidance literature:: Multi-step reaction with 4 steps

1: 98 percent / H₂ / Ra-Ni / methanol / 8 h / Ambient temperature

2: 14 percent / tetrahydrofuran / 1.17 h / Ambient temperature

3: 100 percent / TFA / 1 h / Ambient temperature

4: pyridine / CH₂Cl₂ / 24 h

With pyridine; hydrogen; trifluoroacetic acid; Ra-Ni; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1248/cpb.42.1442

Reference yield:

: 117934-67-5
4-(1-aminoethyl)-1-benzyl-2-pyrrolidone

: 163659-22-1
1-benzyl-4-(R)-<1-(S)-ethyl>-2-pyrrolidone

Guidance literature:: Multi-step reaction with 3 steps

1: 14 percent / tetrahydrofuran / 1.17 h / Ambient temperature

2: 100 percent / TFA / 1 h / Ambient temperature

3: pyridine / CH₂Cl₂ / 24 h

With pyridine; trifluoroacetic acid; In tetrahydrofuran; dichloromethane;
DOI:10.1248/cpb.42.1442