Toluene-4-sulfonic acid (R)-3-methyl-5-(2-oxo-3-pyridin-4-yl-imidazolidin-1-yl)-pentyl ester

Base Information

• Chemical Name: Toluene-4-sulfonic acid (R)-3-methyl-5-(2-oxo-3-pyridin-4-yl-imidazolidin-1-yl)-pentyl ester
• CAS No.: 866751-11-3
• Molecular Formula: C₂₁H₂₇N₃O₄S
• Molecular Weight: 417.529
• Mol file: 866751-11-3.mol

Synonyms:Toluene-4-sulfonic acid (R)-3-methyl-5-(2-oxo-3-pyridin-4-yl-imidazolidin-1-yl)-pentyl ester

Chemical Property of Toluene-4-sulfonic acid (R)-3-methyl-5-(2-oxo-3-pyridin-4-yl-imidazolidin-1-yl)-pentyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Toluene-4-sulfonic acid (R)-3-methyl-5-(2-oxo-3-pyridin-4-yl-imidazolidin-1-yl)-pentyl ester

There total 8 articles about Toluene-4-sulfonic acid (R)-3-methyl-5-(2-oxo-3-pyridin-4-yl-imidazolidin-1-yl)-pentyl ester 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:

(R)-3-Methyl-5-(2-oxo-3-pyridin-4-yl-imidazolidin-1-yl)-pentanoic acid methyl ester (866751-09-9) → Toluene-4-sulfonic acid (R)-3-methyl-5-(2-oxo-3-pyridin-4-yl-imidazolidin-1-yl)-pentyl ester (866751-11-3)

Guidance literature:

Multi-step reaction with 2 steps

1: 73 percent / borane tetrahydrofuran / diethyl ether / 4 h / 20 °C

2: pyridine / 20 °C

With pyridine; borane-THF; In diethyl ether;

DOI:10.1016/j.bmcl.2005.06.069

Reference yield:

4-aminopyridine (504-24-5) → Toluene-4-sulfonic acid (R)-3-methyl-5-(2-oxo-3-pyridin-4-yl-imidazolidin-1-yl)-pentyl ester (866751-11-3)

Guidance literature:

Multi-step reaction with 5 steps

1: 80 percent / toluene / 5 h / 20 °C

2: 92 percent / NaH / dimethylformamide; tetrahydrofuran / 4 h / 20 °C

3: 89 percent / NaH / dimethylformamide / 30 °C

4: 73 percent / borane tetrahydrofuran / diethyl ether / 4 h / 20 °C

5: pyridine / 20 °C

With pyridine; borane-THF; sodium hydride; In tetrahydrofuran; diethyl ether; N,N-dimethyl-formamide; toluene;

DOI:10.1016/j.bmcl.2005.06.069

Reference yield:

(R)-3-methylpentanedioic acid monomethyl ester (63473-60-9) → Toluene-4-sulfonic acid (R)-3-methyl-5-(2-oxo-3-pyridin-4-yl-imidazolidin-1-yl)-pentyl ester (866751-11-3)

Guidance literature:

Multi-step reaction with 5 steps

1: dimethylsulfide borane / diethyl ether / 4 h / 20 °C

2: pyridine / 1 h / 20 °C

3: 89 percent / NaH / dimethylformamide / 30 °C

4: 73 percent / borane tetrahydrofuran / diethyl ether / 4 h / 20 °C

5: pyridine / 20 °C

With pyridine; borane-THF; dimethyl sulfide borane; sodium hydride; In diethyl ether; N,N-dimethyl-formamide;

DOI:10.1016/j.bmcl.2005.06.069

upstream raw materials:

1-((R)-5-Hydroxy-3-methyl-pentyl)-3-pyridin-4-yl-imidazolidin-2-one

p-toluenesulfonyl chloride

(R)-3-Methyl-5-(2-oxo-3-pyridin-4-yl-imidazolidin-1-yl)-pentanoic acid methyl ester

4-aminopyridine