(1S,7aS)-hexahydro-1-(2,2-didphenylethenyl)-3H-pyrrolizin-3-one

Base Information

Chemical Name:(1S,7aS)-hexahydro-1-(2,2-didphenylethenyl)-3H-pyrrolizin-3-one
CAS No.:146405-71-2
Molecular Formula:C₂₁H₂₁NO
Molecular Weight:303.404
Hs Code.:

Synonyms:

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (1S,7aS)-hexahydro-1-(2,2-didphenylethenyl)-3H-pyrrolizin-3-one

Chemical Property:

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Technology Process of (1S,7aS)-hexahydro-1-(2,2-didphenylethenyl)-3H-pyrrolizin-3-one

There total 8 articles about (1S,7aS)-hexahydro-1-(2,2-didphenylethenyl)-3H-pyrrolizin-3-one 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:

: (1R,7aS)-1-(2-Hydroxy-2,2-diphenyl-ethyl)-hexahydro-pyrrolizin-3-one

: 146405-71-2
(1S,7aS)-hexahydro-1-(2,2-didphenylethenyl)-3H-pyrrolizin-3-one

Guidance literature:: With methanesulfonyl chloride; triethylamine; In dichloromethane; at 0 ℃; for 0.75h; Yield given;
DOI:10.1248/cpb.40.2308

Reference yield:

: 122030-79-9
(S)-1-<(phenylthio)acetyl>pyrrolidine-2-methanol

: 146405-71-2
(1S,7aS)-hexahydro-1-(2,2-didphenylethenyl)-3H-pyrrolizin-3-one

Guidance literature:: Multi-step reaction with 7 steps

1: SO₃-pyridine, triethylamine / dimethylsulfoxide; CH₂Cl₂ / 1 h / 0 °C

2: diisopropylethylamine (DIPEA), LiCl / acetonitrile / 2 h / Ambient temperature

3: N-chlorosuccinimide (NCS) / CCl₄ / 1 h / Ambient temperature

4: Bu₃SnH, azobisisobutyronitrile (AIBN) / toluene / 2 h / Heating

5: 79 percent / Raney Ni / ethanol / 6 h / Heating

6: tetrahydrofuran; diethyl ether / 0.17 h / -78 °C

7: methanesulfonyl chloride, triethylamine / CH₂Cl₂ / 0.75 h / 0 °C

With N-chloro-succinimide; pyridine-SO₃ complex; 2,2'-azobis(isobutyronitrile); tri-n-butyl-tin hydride; methanesulfonyl chloride; triethylamine; N-ethyl-N,N-diisopropylamine; lithium chloride; nickel; In tetrahydrofuran; tetrachloromethane; diethyl ether; ethanol; dichloromethane; dimethyl sulfoxide; toluene; acetonitrile;
DOI:10.1248/cpb.40.2308

Reference yield:

: 122030-56-2
(S)-1-(2-Phenylsulfanyl-acetyl)-pyrrolidine-2-carbaldehyde

: 146405-71-2
(1S,7aS)-hexahydro-1-(2,2-didphenylethenyl)-3H-pyrrolizin-3-one

Guidance literature:: Multi-step reaction with 6 steps

1: diisopropylethylamine (DIPEA), LiCl / acetonitrile / 2 h / Ambient temperature

2: N-chlorosuccinimide (NCS) / CCl₄ / 1 h / Ambient temperature

3: Bu₃SnH, azobisisobutyronitrile (AIBN) / toluene / 2 h / Heating

4: 79 percent / Raney Ni / ethanol / 6 h / Heating

5: tetrahydrofuran; diethyl ether / 0.17 h / -78 °C

6: methanesulfonyl chloride, triethylamine / CH₂Cl₂ / 0.75 h / 0 °C

With N-chloro-succinimide; 2,2'-azobis(isobutyronitrile); tri-n-butyl-tin hydride; methanesulfonyl chloride; triethylamine; N-ethyl-N,N-diisopropylamine; lithium chloride; nickel; In tetrahydrofuran; tetrachloromethane; diethyl ether; ethanol; dichloromethane; toluene; acetonitrile;
DOI:10.1248/cpb.40.2308