(S,S)-4,6-Bis(4-isopropyl-2-oxazolin-2-yl)-M-xylene

Base Information

• Chemical Name: (S,S)-4,6-Bis(4-isopropyl-2-oxazolin-2-yl)-M-xylene
• CAS No.: 929896-22-0
• Molecular Formula: C20H28N2O2
• Molecular Weight: 328.44852
• Mol file: 929896-22-0.mol

Synonyms:(S,S)-4,6-Bis(4-isopropyl-2-oxazolin-2-yl)-M-xylene

Chemical Property of (S,S)-4,6-Bis(4-isopropyl-2-oxazolin-2-yl)-M-xylene

Chemical Property:

• Melting Point: 34.0 to 40.0 °C
• Boiling Point: 460.9±45.0 °C (760 mmHg)
• PSA: 43.18000
• Density: 1.14±0.1 g/cm3 (20 °C, 760 mmHg)
• LogP: 2.77740

Purity/Quality:

98%,99%, ^*data from raw suppliers

(S,S)-4,6-Bis(4-isopropyl-2-oxazolin-2-yl)-m-xylene >93.0%(GC) ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of (S,S)-4,6-Bis(4-isopropyl-2-oxazolin-2-yl)-M-xylene

There total 2 articles about (S,S)-4,6-Bis(4-isopropyl-2-oxazolin-2-yl)-M-xylene 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: 78.0%

(S)-valinol (2026-48-4,473-75-6) + 4,6-dimethylisophthaloyl dichloride (4436-04-8) → (S,S)-1,5-dimethyl-2,4-bis(4-isopropyl-1,3-oxazolin-2-yl)benzene (929896-22-0)

Guidance literature:

(S)-valinol; 4,6-dimethylisophthaloyl dichloride; With triethylamine; In tetrahydrofuran; at 20 ℃; for 2h;

With methanesulfonyl chloride; In tetrahydrofuran; at 20 ℃; for 14h;

DOI:10.1002/adsc.200606049

Reference yield:

4,6-dimethylisophthalic acid (2790-09-2) → (S,S)-1,5-dimethyl-2,4-bis(4-isopropyl-1,3-oxazolin-2-yl)benzene (929896-22-0)

Guidance literature:

Multi-step reaction with 2 steps

1.1: SOCl₂ / toluene / 5 h / Heating

2.1: Et₃N / tetrahydrofuran / 2 h / 20 °C

2.2: 78 percent / MsCl / tetrahydrofuran / 14 h / 20 °C

With thionyl chloride; triethylamine; In tetrahydrofuran; toluene;

DOI:10.1002/adsc.200606049

Reference yield: 65.0%

(S,S)-1,5-dimethyl-2,4-bis(4-isopropyl-1,3-oxazolin-2-yl)benzene (929896-22-0) + ruthenium(III) chloride trihydrate (14898-67-0) + zinc (7440-66-6) → [(Phenbox-ip)Ru(CO)]2[ZnCl4]

Guidance literature:

With 1,5-cis,cis-cyclooctadiene; In ethanol; refluxed; elem. anal.;

DOI:10.1039/b800387d

upstream raw materials:

(S)-valinol

4,6-dimethylisophthaloyl dichloride

4,6-dimethylisophthalic acid

Refernces