2,4-Dibromonitrobenzene

Base Information

• Chemical Name: 2,4-Dibromonitrobenzene
• CAS No.: 51686-78-3
• Molecular Formula: C6H3Br2NO2
• Molecular Weight: 280.903
• Hs Code.: 2904909090
• Mol file: 51686-78-3.mol

Synonyms:1,3-Dibromo-4-nitrobenzene;2,4-Dibromo-1-nitrobenzene;2,4-Dibromonitrobenzene;Benzene, 2,4-dibromo-1-nitro-;2,4-Dibromonitrobenzene;

Chemical Property of 2,4-Dibromonitrobenzene

Chemical Property:

• Vapor Pressure: 0.011mmHg at 25°C
• Melting Point: 61-62℃
• Refractive Index: 1.64
• Boiling Point: 270.431 °C at 760 mmHg
• Flash Point: 117.353 °C
• PSA: 45.82000
• Density: 2.102 g/cm³
• LogP: 3.64300
• Storage Temp.: Sealed in dry,Room Temperature
• Solubility.: soluble in Methanol

Purity/Quality:

99% ^*data from raw suppliers

2,4-Dibromo-1-nitrobenzene ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2,4-Dibromonitrobenzene

There total 17 articles about 2,4-Dibromonitrobenzene 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: 97.0%

1,3-dibromobenzene (108-36-1) → 2,4-dibromonitrobenzene (51686-78-3)

Guidance literature:

With sulfuric acid; nitric acid; at 0 - 20 ℃; for 1.5h;

DOI:10.1016/j.ejmech.2016.11.051

Reference yield:

1,3-dibromobenzene (108-36-1) → 1,3-dibromo-2-nitrobenzene (13402-32-9) + 2,4-dibromonitrobenzene (51686-78-3)

Guidance literature:

With nitric acid;

Reference yield:

1,3-dibromobenzene (108-36-1) → 1,5-dibromo-2,4-dinitrobenzene (24239-82-5) + 1,3-dibromo-2-nitrobenzene (13402-32-9) + 2,4-dibromonitrobenzene (51686-78-3) + 1,3-dibromo-2,4-dinitro-benzene (861601-98-1)

Guidance literature:

beim Nitrieren;

upstream raw materials:

1,3-dibromobenzene

2,4-dibromo-5-nitroaniline

3-bromo-4-nitroaniline

nitric acid

Downstream raw materials:

(5-Bromo-2-nitro-phenyl)-cyano-acetic acid ethyl ester

5-bromo-2-nitrobenzaldehyde

2-(5-bromo-2-nitro-phenylsulfanyl)-4-methyl-6-nitro-phenylamine

diethyl 2-(4-bromo-2-nitrophenyl)malonate

Refernces

• 1、 Singh, Iqubal,Luxami, Vijay,Paul, Kamaldeep. "Effective synthesis of benzimidazoles-imidazo[1,2-a]pyrazine conjugates: A comparative study of mono-and bis-benzimidazoles for antitumor activity". . p. 546 - 561. Retrieved 2019/08/01.
• 2、 Guo, Huimin,Zhu, Lijuan,Dang, Can,Zhao, Jianzhang,Dick, Bernhard. "Synthesis and photophysical properties of ruthenium(ii) polyimine complexes decorated with flavin". . p. 17504 - 17516. Retrieved 2018/07/06.