2-(4-Chlorophenyl)-5-nitrobenzoxazole

Base Information

• Chemical Name: 2-(4-Chlorophenyl)-5-nitrobenzoxazole
• CAS No.: 962-25-4
• Molecular Formula: C13H7ClN2O3
• Molecular Weight: 274.663
• Mol file: 962-25-4.mol

Synonyms:Benzoxazole,2-(4-chlorophenyl)-5-nitro;5-Nitro-2-(4-chlor-phenyl)-benzoxazol;2-(4-Chlor-phenyl)-5-nitro-benzoxazol;2-(4-chloro-phenyl)-5-nitro-benzooxazole;2-(4'-chlorophenyl)-5-nitrobenzoxazole;

Chemical Property of 2-(4-Chlorophenyl)-5-nitrobenzoxazole

Chemical Property:

• Melting Point: 218-219 °C
• Boiling Point: 403.4±25.0 °C(Predicted)
• PKA: -5.97±0.10(Predicted)
• PSA: 71.85000
• Density: 1.455±0.06 g/cm3(Predicted)
• LogP: 4.57960

Purity/Quality:

2-(4-CHLOROPHENYL)-5-NITROBENZO[D]OXAZOLE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2-(4-Chlorophenyl)-5-nitrobenzoxazole

There total 9 articles about 2-(4-Chlorophenyl)-5-nitrobenzoxazole 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: 93.0%

4-chlorobenzaldehyde (104-88-1) + 2-hydroxy-5-nitroaniline (99-57-0) → 2-(4-chlorophenyl)-5-nitrobenzo[d]oxazole (962-25-4)

Guidance literature:

With oxygen; 4-methoxy-2,2,6,6-tetramethylpiperidin-1-oxyl radical; In 5,5-dimethyl-1,3-cyclohexadiene; at 120 ℃; for 17h;

DOI:10.1002/anie.200803381

Reference yield: 88.0%

6-fluoro-3-nitroaniline (369-36-8) + 4-chloro-benzoyl chloride (122-01-0) → 2-(4-chlorophenyl)-5-nitrobenzo[d]oxazole (962-25-4)

Guidance literature:

With potassium carbonate; In neat (no solvent); at 130 ℃; for 12h;

DOI:10.1016/j.jfluchem.2014.02.013

Reference yield: 80.0%

methyl 3-(4-chlorophenyl)-3-oxopropanedithioate (83392-36-3) + 2-hydroxy-5-nitroaniline (99-57-0) → 2-(4-chlorophenyl)-5-nitrobenzo[d]oxazole (962-25-4)

Guidance literature:

With toluene-4-sulfonic acid; In neat (no solvent); at 90 ℃; for 16h;

DOI:10.1016/j.tet.2016.12.073

upstream raw materials:

4-chlorobenzaldehyde

2-hydroxy-5-nitroaniline

6-fluoro-3-nitroaniline

4-chloro-benzoyl chloride