4-Bromobenzoic anhydride

Base Information

• Chemical Name: 4-Bromobenzoic anhydride
• CAS No.: 1633-33-6
• Molecular Formula: C₁₄H₈Br₂O₃
• Molecular Weight: 384.024
• European Community (EC) Number: 659-880-5
• DSSTox Substance ID: DTXSID401194892
• Nikkaji Number: J152.927G
• Mol file: 1633-33-6.mol

Synonyms:4-bromobenzoic anhydride;(4-bromobenzoyl) 4-bromobenzoate;1633-33-6;p-bromobenzoic anhydride;4-Bromophenyl anhydride #;Bis(4-bromobenzoic)anhydride;SCHEMBL246937;4-Bromobenzoic acid, anhydride;DTXSID401194892;Benzoic acid, p-bromo-, anhydride;Benzoic acid, 4-bromo-, anhydride;AKOS024433172;A905474;Benzoic acid, 4-bromo-, anhydride with 4-bromobenzoic acid

Chemical Property of 4-Bromobenzoic anhydride

Chemical Property:

• Vapor Pressure: 6.01E-09mmHg at 25°C
• XLogP3: 4.6
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 4
• Exact Mass: 383.88197
• Heavy Atom Count: 19
• Complexity: 298

Purity/Quality:

97% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC(=CC=C1C(=O)OC(=O)C2=CC=C(C=C2)Br)Br

Technology Process of 4-Bromobenzoic anhydride

There total 17 articles about 4-Bromobenzoic anhydride 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: 100.0%

4-Bromobenzoic acid (586-76-5) → 4-bromobenzoic anhydride (1633-33-6)

Guidance literature:

With pyridine; sodium hydrogencarbonate; 4-chloro-3-nitro-chromen-2-one; In N,N-dimethyl-formamide; at 18 - 60 ℃; for 0.3h;

DOI:10.1007/BF00471758

Reference yield: 93.0%

4-Bromobenzoic acid (586-76-5) + potassium 4-bromobenzoate (51550-68-6) → 4-bromobenzoic anhydride (1633-33-6)

Guidance literature:

4-Bromobenzoic acid; With trichloroisocyanuric acid; triphenylphosphine; In dichloromethane; at 0 - 20 ℃;

potassium 4-bromobenzoate; In dichloromethane; at 20 ℃; for 1.08333h;

DOI:10.1515/chempap-2015-0042

Reference yield: 91.0%

4-chlorobenzoyl chloride (586-75-4) → 4-bromobenzoic anhydride (1633-33-6)

Guidance literature:

With bis(triphenylphosphine)dichlorocobalt(II); tetrabutylammomium bromide; sodium hydrogencarbonate; In acetonitrile; at 120 ℃; for 12h;

DOI:10.1080/00397919408010249

upstream raw materials:

4-Bromobenzoic acid

benzoic acid-(4-bromo-benzoic acid )-anhydride

nitrobenzene

tert-Amyl alcohol

Downstream raw materials:

4-bromo-benzoic acid-((1S,2S)-2-methoxy-1-methyl-1,2-diphenyl-propyl ester)

4-bromobenzoic acid hydrazide

phenyl 4-bromobenzoate

20α_F-(4-bromo-benzoyloxy)-3,9-epoxy-25-methyl-(5β)-14β,13-[1]oxa[4]azapentano-18-nor-pregna-7,16-diene-3β,11α-diol