4-Bromobenzenesulfonic acid methyl ester

Base Information

• Chemical Name: 4-Bromobenzenesulfonic acid methyl ester
• CAS No.: 6213-85-0
• Molecular Formula: C7H7 Br O3 S
• Molecular Weight: 251.101
• Hs Code.: 2905199090
• Mol file: 6213-85-0.mol

Synonyms:Benzenesulfonicacid, p-bromo-, methyl ester (6CI,7CI,8CI); Methyl 4-bromobenzenesulfonate;Methyl brosylate; Methyl p-bromobenzenesulfonate; NSC 4541

Chemical Property of 4-Bromobenzenesulfonic acid methyl ester

Chemical Property:

• Vapor Pressure: 0.000758mmHg at 25°C
• Boiling Point: 316.5°Cat760mmHg
• Flash Point: 145.2°C
• PSA: 51.75000
• Density: 1.633g/cm³
• LogP: 2.86500

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4-Bromobenzenesulfonic acid methyl ester

There total 6 articles about 4-Bromobenzenesulfonic acid methyl ester 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: 90.0%

methanol (67-56-1) + 4-bromobenzenesulfonyl chloride (98-58-8) → Methyl 4-brosylate (6213-85-0)

Guidance literature:

With sodium methylate; -15 degC to room temp.;

DOI:10.1021/jo00163a020

Reference yield: 21.0%

4-bromobenzenesulfonyl chloride (98-58-8) → Methyl 4-brosylate (6213-85-0)

Guidance literature:

DOI:10.1021/ja00405a034

Reference yield: 8.0%

bromobenzene (108-86-1,52753-63-6) + dimethyl sulfate (77-78-1) → Methyl 4-brosylate (6213-85-0)

Guidance literature:

In neat (no solvent); at 170 ℃; for 25h; Inert atmosphere;

DOI:10.1080/00397911.2020.1794657

upstream raw materials:

perchloric acid methyl ester

4-Bromo-benzenesulfonatetetrabutyl-ammonium;

trimethyloxonium hexafluorophosphate

methanol

Downstream raw materials:

C₉H₁₁NO₂

C₉H₁₁NO₂

C₈H₈N₂O₄

C₈H₈N₂O₄

Refernces

• 1、 Alunni, Sergio,Pica, Monica,Reichenbach, Gustavo. "The Hammett equation applied to the nucleophilic displacement of ions and ion pairs on substituted benzenesulphonates". . p. 265 - 270. Retrieved 2007/10/03.
• 2、 Lewis, Edward S.,Smith, Michael J.,Christie, J. Joseph. "Methyl-Transfer Reactions. 6. Arenesulfonates as Nucleophiles and Leaving Groups. Methyl Trinitrobenzenesulfonate". . p. 2527 - 2531. Retrieved 2007/10/02.