4-Bromo-5-methylbenzene-1,2-diamine

Base Information

• Chemical Name: 4-Bromo-5-methylbenzene-1,2-diamine
• CAS No.: 102169-44-8
• Molecular Formula: C7H9BrN2
• Molecular Weight: 201.066
• Hs Code.: 2921590090
• Mol file: 102169-44-8.mol

Synonyms:4-broMo-5-Methylbenzene-1,2-diaMine;1,2-BenzenediaMine, 4-broMo-5-Methyl-;4-Bromo-5-methyl-1,2-benzenediamine

Chemical Property of 4-Bromo-5-methylbenzene-1,2-diamine

Chemical Property:

• Boiling Point: 298.6±35.0 °C(Predicted)
• PKA: 3.58±0.10(Predicted)
• PSA: 52.04000
• Density: 1.589±0.06 g/cm3(Predicted)
• LogP: 3.08430
• Storage Temp.: Keep in dark place,Sealed in dry,Room Temperature

Purity/Quality:

97% ^*data from raw suppliers

4-Bromo-5-methylbenzene-1,2-diamine ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xn
• Hazard Codes: Xn
• Statements: 22

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4-Bromo-5-methylbenzene-1,2-diamine

There total 8 articles about 4-Bromo-5-methylbenzene-1,2-diamine 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: 89.0%

4-bromo-5-methyl-2-nitrophenylamine (827-32-7) → 4-bromo-5-methyl-1,2-o-phenylenediamine (102169-44-8)

Guidance literature:

With tin(ll) chloride; In ethanol; at 70 ℃;

Reference yield: 87.0%

4-bromo-5-methyl-1,2-di(tosylamino)benzene (335342-96-6) → 4-bromo-5-methyl-1,2-o-phenylenediamine (102169-44-8)

Guidance literature:

With sulfuric acid; for 3h; Reflux;

DOI:10.1021/acs.jpca.6b00447

Reference yield: 83.0%

4-methyl-2-nitroaniline (89-62-3) → 4-bromo-5-methyl-1,2-o-phenylenediamine (102169-44-8)

Guidance literature:

4-methyl-2-nitroaniline; With N-Bromosuccinimide; acetic acid; for 2.5h;

With acetic acid; zinc; In water; for 1h;

With ammonia; In water; pH=~ 7;

upstream raw materials:

5-bromo-4-methyl-2-nitroaniline

2-bromo-4,5-dinitro-toluene

2-bromo-4-nitrotoluene

4-methyl-2-nitroaniline