3,5-Bis(4-methoxyphenyl)-4,5-dihydro-1,2-oxazole

Base Information

• Chemical Name: 3,5-Bis(4-methoxyphenyl)-4,5-dihydro-1,2-oxazole
• CAS No.: 20821-99-2
• Molecular Formula: C17H17NO3
• Molecular Weight: 283.327
• NSC Number: 133091
• DSSTox Substance ID: DTXSID60299837
• Nikkaji Number: J484.910H
• Mol file: 20821-99-2.mol

Synonyms:20821-99-2;3,5-bis(4-methoxyphenyl)-4,5-dihydroisoxazole;3,5-bis(4-methoxyphenyl)-4,5-dihydro-1,2-oxazole;NSC133091;DTXSID60299837;NSC-133091;3,5-bis(4-methoxyphenyl)-4,5-dihydro-isoxazole

Chemical Property of 3,5-Bis(4-methoxyphenyl)-4,5-dihydro-1,2-oxazole

Chemical Property:

• Vapor Pressure: 5.88E-07mmHg at 25°C
• Boiling Point: 422.5°Cat760mmHg
• Flash Point: 168.7°C
• Density: 1.16g/cm³
• XLogP3: 3.3
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 4
• Exact Mass: 283.12084340
• Heavy Atom Count: 21
• Complexity: 355

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: COC1=CC=C(C=C1)C2CC(=NO2)C3=CC=C(C=C3)OC

Technology Process of 3,5-Bis(4-methoxyphenyl)-4,5-dihydro-1,2-oxazole

There total 7 articles about 3,5-Bis(4-methoxyphenyl)-4,5-dihydro-1,2-oxazole 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: 95.0%

1,2-bis(4-methoxyphenyl)cyclopropane (3718-51-2) → 3,5-Bis(p-methoxyphenyl)-4,5-dihydroisoxazole (20821-99-2)

Guidance literature:

With nitrosyl chloride sulfur trioxide; In dichloromethane; at 0 ℃; for 1h;

DOI:10.1023/A:1023964302707

Reference yield: 93.0%

trans-1,2-bis(4-methoxyphenyl)cyclopropane (6000-10-8) → 3,5-Bis(p-methoxyphenyl)-4,5-dihydroisoxazole (20821-99-2)

Guidance literature:

With oxygen; nitrogen(II) oxide; In acetonitrile; for 0.1h; Ambient temperature;

DOI:10.1021/jo00043a026

Reference yield: 91.0%

1,2-bis(4-methoxyphenyl)cyclopropane (1692-39-3,3718-51-2,6000-10-8,138983-83-2,139067-25-7,139067-26-8) → 3,5-Bis(p-methoxyphenyl)-4,5-dihydroisoxazole (20821-99-2)

Guidance literature:

9,10-Dicyanoanthracene; In acetonitrile; for 3h; Irradiation;

DOI:10.1246/cl.1988.723

upstream raw materials:

trans-1,2-bis(4-methoxyphenyl)cyclopropane

3,5-bis(4-methoxyphenyl)-1,2-oxathiolane-2-oxide

1,2-bis(4-methoxyphenyl)cyclopropane

1,2-bis(4-methoxyphenyl)cyclopropane

Downstream raw materials:

3,5-bis-(4-methoxyphenyl) isoxazole