4-Bromobenzo[a]anthracene

Base Information

• Chemical Name: 4-Bromobenzo[a]anthracene
• CAS No.: 61921-39-9
• Molecular Formula: C18H11Br
• Molecular Weight: 307.189
• Hs Code.: 2903999090
• Mol file: 61921-39-9.mol

Synonyms:4-Bromobenz[A]Anthracene; 4-Bromobenzo[a]anthracene

Chemical Property of 4-Bromobenzo[a]anthracene

Chemical Property:

• Vapor Pressure: 5.14E-09mmHg at 25°C
• Melting Point: 215-216 oC
• Refractive Index: 1.782
• Boiling Point: 483 oC
• Flash Point: 245 oC
• PSA: 0.00000
• Density: 1.477
• LogP: 5.90870
• Storage Temp.: Sealed in dry,Room Temperature

Purity/Quality:

99%Min ^*data from raw suppliers

4-Bromotetraphene 95% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4-Bromobenzo[a]anthracene

There total 3 articles about 4-Bromobenzo[a]anthracene 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:

4-Bromobenzanthracene-7,12-dione (63715-52-6) → 4-bromo-benz[a]anthracene (61921-39-9)

Guidance literature:

With hydrogenchloride; acetic acid; tin(ll) chloride; Erhitzen des Reaktionsprodukts mit Zink-Pulver und wss. NaOH;

DOI:10.1039/jr9490000799

Reference yield:

benz[a]anthracene-7,12-dione (2498-66-0) → 4-bromo-benz[a]anthracene (61921-39-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 97 percent / bromine / acetic acid / 4 h / Heating

2: 1.) hydroiodic acid, hypophosphorous acid, 2.) chloranil / 1.) acetic acid, reflux, 18 h, 2.) benzene, reflux, overnight

With hydrogen iodide; bromine; hypophosphorous acid; chloranil; In acetic acid;

DOI:10.1021/jo00235a005

Reference yield:

7,12-dioxo-7,12-dihydro-benz[a]anthracene-4-sulfonic acid ; potassium-salt → 4-bromo-benz[a]anthracene (61921-39-9)

Guidance literature:

Multi-step reaction with 2 steps

1: aq. HBr, KBrO₃

2: (i) aq. HCl, SnCl₂, (ii) Zn, aq. NaOH

With potassium bromate; hydrogen bromide;

DOI:10.1021/jo01065a013

upstream raw materials:

4-Bromobenzanthracene-7,12-dione

benz[a]anthracene-7,12-dione

Downstream raw materials:

4,7-Dibromobenz[a]anthracene

4-benz[a]anthracen-4-ylbenzaldehyde

4-(10-phenylanthracene-9-yl)benzo[a]anthracene

4-(bis(3-methylphenyl)amino)benz[a]-anthracene

Refernces