[(2E)-3-(4-bromophenyl)-1-methyltriaz-2-en-1-yl]methyl acetate

Base Information

• Chemical Name: [(2E)-3-(4-bromophenyl)-1-methyltriaz-2-en-1-yl]methyl acetate
• CAS No.: 90476-12-3
• Molecular Formula: C₁₀H₁₂BrN₃O₂
• Molecular Weight: 286.128
• Mol file: 90476-12-3.mol

Synonyms:Methanol,[3-(4-bromophenyl)-1-methyl-2-triazenyl]-, acetate (ester) (9CI); NSC 372085

Chemical Property of [(2E)-3-(4-bromophenyl)-1-methyltriaz-2-en-1-yl]methyl acetate

Chemical Property:

• Vapor Pressure: 9.1E-05mmHg at 25°C
• Boiling Point: 339.6°Cat760mmHg
• Flash Point: 159.2°C
• Density: 1.43g/cm³

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of [(2E)-3-(4-bromophenyl)-1-methyltriaz-2-en-1-yl]methyl acetate

There total 2 articles about [(2E)-3-(4-bromophenyl)-1-methyltriaz-2-en-1-yl]methyl acetate 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: 28.0%

acetic anhydride (108-24-7) + 1-p-bromophenyl-3-hydroxymethyl-3-methyltriazene (73779-15-4) → 1-p-bromophenyl-3-methyl-3-acetoxymethyltriazene (90476-12-3)

Guidance literature:

With pyridine; for 1h; ice-bath;

Reference yield:

4-bromo-aniline (106-40-1) → 1-p-bromophenyl-3-methyl-3-acetoxymethyltriazene (90476-12-3)

Guidance literature:

Multi-step reaction with 2 steps

1: 1.)NaNO₂, HCl / 1.) water, 0 deg C, 1 h; 2.) water, 1 h

2: 28 percent / pyridine / 1 h / ice-bath

With pyridine; hydrogenchloride; sodium nitrite;

Reference yield: 92.0%

methanol (67-56-1) + 1-p-bromophenyl-3-methyl-3-acetoxymethyltriazene (90476-12-3) → 1-p-bromophenyl-3-methyl-3-methoxymethyltriazene (90476-21-4)

Guidance literature:

for 2.5h; Ambient temperature;

upstream raw materials:

acetic anhydride

1-p-bromophenyl-3-hydroxymethyl-3-methyltriazene

4-bromo-aniline

Downstream raw materials:

1-p-bromophenyl-3-methyl-3-methoxymethyltriazene