(4S,5R)-1,5-dimethyl-4-phenyl-3-benzyloxyacetylimidazolidin-2-one

Base Information

• Chemical Name: (4S,5R)-1,5-dimethyl-4-phenyl-3-benzyloxyacetylimidazolidin-2-one
• CAS No.: 123394-73-0
• Molecular Formula: C₂₀H₂₂N₂O₃
• Molecular Weight: 338.406
• Mol file: 123394-73-0.mol

Synonyms:(4S,5R)-1,5-dimethyl-4-phenyl-3-benzyloxyacetylimidazolidin-2-one

Chemical Property of (4S,5R)-1,5-dimethyl-4-phenyl-3-benzyloxyacetylimidazolidin-2-one

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (4S,5R)-1,5-dimethyl-4-phenyl-3-benzyloxyacetylimidazolidin-2-one

There total 1 articles about (4S,5R)-1,5-dimethyl-4-phenyl-3-benzyloxyacetylimidazolidin-2-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: 85.0%

Benzyloxyacetyl chloride (19810-31-2) + (4R,5S)-3,4-dimethyl-5-phenyl-imidazolidin-2-one (112791-04-5) → (4S,5R)-1,5-dimethyl-4-phenyl-3-benzyloxyacetylimidazolidin-2-one (123394-73-0)

Guidance literature:

With n-butyllithium; In tetrahydrofuran; at 0 ℃; for 1h;

DOI:10.1016/0040-4020(89)80148-6

Reference yield:

(4S,5R)-1,5-dimethyl-4-phenyl-3-benzyloxyacetylimidazolidin-2-one (123394-73-0) → (2S)-2,3-bis(benzyloxy)propanol (20196-71-8)

Guidance literature:

Multi-step reaction with 2 steps

1: 97 percent Spectr_. / 1.) LDA / tetrahydrofuran / 1.) -78 deg C, 1h; 2.) 0 deg C, 12h

2: 85 percent / 2M LiBH₄ / tetrahydrofuran / 1 h / 0 °C

With lithium borohydride; lithium diisopropyl amide; In tetrahydrofuran;

DOI:10.1016/0040-4020(89)80148-6

Reference yield:

(4S,5R)-1,5-dimethyl-4-phenyl-3-benzyloxyacetylimidazolidin-2-one (123394-73-0) → (2S)-2-phenylmethoxybutane-1,4-diol (123394-80-9)

Guidance literature:

Multi-step reaction with 3 steps

1: 96 percent Spectr_. / 1.) LDA / tetrahydrofuran / 1.) -78 deg C, 1h; 2.) 0 deg C, 12h

2: 82 percent / 2M LiBH₄ / tetrahydrofuran / 1 h / 0 °C

3: 1.) O₃, Me₂S; 2.) NaBH₄ / 1.) -78 deg C, CH₂Cl₂; 2.) ethanol, 0 deg C, 3h then rt., 1h

With sodium tetrahydroborate; lithium borohydride; dimethylsulfide; ozone; lithium diisopropyl amide; In tetrahydrofuran;

DOI:10.1016/0040-4020(89)80148-6

upstream raw materials:

Benzyloxyacetyl chloride

(4R,5S)-3,4-dimethyl-5-phenyl-imidazolidin-2-one

Downstream raw materials:

(4S,5R,2'S)-1,5-dimethyl-4-phenyl-3-(2'3'-dibenzyloxypropanoyl)imidazolidin-2-one

(4S,5R,2'R)-1,5-dimethyl-4-phenyl-3-(2'3'-dibenzyloxypropanoyl)imidazolidin-2-one

(4S,5R,2'S)-1,5-dimethyl-4-phenyl-3-(2'-benzyloxy-5'-methyl-5'-hexenoyl)imidazolidin-2-one

(4S,5R,2'R)-1,5-dimethyl-4-phenyl-3-(2'-benzyloxy-5'-methyl-5'-hexenoyl)imidazolidin-2-one