N-[(4R,5R)-4-(biphenyl-4-yl)-2,2-dimethyl-1,3-dioxan-5-yl]-2-methylpropane-1-sulfonamide

Base Information

• Chemical Name: N-[(4R,5R)-4-(biphenyl-4-yl)-2,2-dimethyl-1,3-dioxan-5-yl]-2-methylpropane-1-sulfonamide
• CAS No.: 518358-62-8
• Molecular Formula: C₂₂H₂₉NO₄S
• Molecular Weight: 403.543

Synonyms:N-[(4R,5R)-4-(biphenyl-4-yl)-2,2-dimethyl-1,3-dioxan-5-yl]-2-methylpropane-1-sulfonamide

Chemical Property of N-[(4R,5R)-4-(biphenyl-4-yl)-2,2-dimethyl-1,3-dioxan-5-yl]-2-methylpropane-1-sulfonamide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of N-[(4R,5R)-4-(biphenyl-4-yl)-2,2-dimethyl-1,3-dioxan-5-yl]-2-methylpropane-1-sulfonamide

There total 14 articles about N-[(4R,5R)-4-(biphenyl-4-yl)-2,2-dimethyl-1,3-dioxan-5-yl]-2-methylpropane-1-sulfonamide 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: 90.0%

2-methylpropane-1-sulfonyl chloride (35432-36-1) + (4R,5R)-4-(biphenyl-4-yl)-2,2-dimethyl-1,3-dioxan-5-amine (212195-37-4) → N-[(4R,5R)-4-(biphenyl-4-yl)-2,2-dimethyl-1,3-dioxan-5-yl]-2-methylpropane-1-sulfonamide (518358-62-8)

Guidance literature:

With triethylamine; In dichloromethane; at 20 ℃;

DOI:10.1002/1522-2675(200211)85:11<3657::AID-HLCA3657>3.0.CO;2-A

Reference yield:

methyl rac-2-amino-3-(biphenyl-4-yl)-3-hydroxypropanoate (101293-94-1) → N-[(4R,5R)-4-(biphenyl-4-yl)-2,2-dimethyl-1,3-dioxan-5-yl]-2-methylpropane-1-sulfonamide (518358-62-8)

Guidance literature:

Multi-step reaction with 8 steps

1.1: 1H-imidazole / acetonitrile / 3 h / 40 °C

2.1: 69 g / iPr₂NEt / toluene / 96 h / Heating

3.1: DIBAL-H / CH₂Cl₂ / 8 h / 0 °C

4.1: 34.5 g / Bu₄NF / tetrahydrofuran / 2 h

5.1: 84 percent / camphorsulfonic acid / toluene / 96 h / Heating

6.1: 99 percent / [RhCl(PPh₃)3] / acetonitrile; H₂O / 1.5 h / Heating

7.1: L-(+)-tartaric acid / ethanol / Heating

7.2: aq. NaOH

8.1: 90 percent / Et₃N / CH₂Cl₂ / 20 °C

With 1H-imidazole; L-Tartaric acid; camphor-10-sulfonic acid; tetrabutyl ammonium fluoride; diisobutylaluminium hydride; triethylamine; N-ethyl-N,N-diisopropylamine; tris(triphenylphosphine)rhodium(I) chloride; In tetrahydrofuran; ethanol; dichloromethane; water; toluene; acetonitrile;

DOI:10.1002/1522-2675(200211)85:11<3657::AID-HLCA3657>3.0.CO;2-A

Reference yield:

4-Phenylbenzaldehyde (3218-36-8) → N-[(4R,5R)-4-(biphenyl-4-yl)-2,2-dimethyl-1,3-dioxan-5-yl]-2-methylpropane-1-sulfonamide (518358-62-8)

Guidance literature:

Multi-step reaction with 9 steps

1.1: aq. NaOH / ethanol / 4.5 h

1.2: SOCl₂ / 5 h / Heating

2.1: 1H-imidazole / acetonitrile / 3 h / 40 °C

3.1: 69 g / iPr₂NEt / toluene / 96 h / Heating

4.1: DIBAL-H / CH₂Cl₂ / 8 h / 0 °C

5.1: 34.5 g / Bu₄NF / tetrahydrofuran / 2 h

6.1: 84 percent / camphorsulfonic acid / toluene / 96 h / Heating

7.1: 99 percent / [RhCl(PPh₃)3] / acetonitrile; H₂O / 1.5 h / Heating

8.1: L-(+)-tartaric acid / ethanol / Heating

8.2: aq. NaOH

9.1: 90 percent / Et₃N / CH₂Cl₂ / 20 °C

With 1H-imidazole; sodium hydroxide; L-Tartaric acid; camphor-10-sulfonic acid; tetrabutyl ammonium fluoride; diisobutylaluminium hydride; triethylamine; N-ethyl-N,N-diisopropylamine; tris(triphenylphosphine)rhodium(I) chloride; In tetrahydrofuran; ethanol; dichloromethane; water; toluene; acetonitrile;

DOI:10.1002/1522-2675(200211)85:11<3657::AID-HLCA3657>3.0.CO;2-A

upstream raw materials:

2-methylpropane-1-sulfonyl chloride

(4R,5R)-4-(biphenyl-4-yl)-2,2-dimethyl-1,3-dioxan-5-amine

methyl rac-2-amino-3-(biphenyl-4-yl)-3-hydroxypropanoate

4-Phenylbenzaldehyde

Downstream raw materials:

N-[(4R,5R)-4-(biphenyl-4-yl)-2,2-dimethyl-1,3-dioxan-5-yl]-N,2-dimethylpropane-1-sulfonamide

(R)-3-Methyl-1-phenyl-butane-2-sulfonic acid ((4R,5R)-4-biphenyl-4-yl-2,2-dimethyl-[1,3]dioxan-5-yl)-methyl-amide

(2R)-N-[(4R,5R)-4-(biphenyl-4-yl)-2,2-dimethyl-1,3-dioxan-5-yl]-N,3-dimethylbutane-2-sulfonamide

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