1,2-Benzenedisulfonyl dichloride

Base Information

• Chemical Name: 1,2-Benzenedisulfonyl dichloride
• CAS No.: 6461-76-3
• Molecular Formula: C6H4 Cl2 O4 S2
• Molecular Weight: 275.133
• Hs Code.: 29049090
• Mol file: 6461-76-3.mol

Synonyms:o-Benzenedisulfonylchloride (6CI,7CI,8CI);1,2-Bis(chlorosulfonyl)benzene;1,2-Di(chlorosulfonyl)benzene;NSC 59443;o-(Chlorosulfonyl)benzenesulfonylchloride;o-Bis(chlorosulfonyl)benzene;

Chemical Property of 1,2-Benzenedisulfonyl dichloride

Chemical Property:

• Vapor Pressure: 1.04E-08mmHg at 25°C
• Melting Point: 140-146 °C
• Refractive Index: 1.581
• Boiling Point: 394.4 ºC at 760 mmHg
• Flash Point: 192.3 ºC
• PSA: 85.04000
• Density: 1.69
• LogP: 3.70320
• Storage Temp.: 2-8°C
• Solubility.: very faint turbidity in hot Toluene

Purity/Quality:

98% ^*data from raw suppliers

1,2-Benzenedisulfonyl Dichloride ^*data from reagent suppliers

Safty Information:

• Pictogram(s): C
• Hazard Codes: C
• Statements: 34
• Safety Statements: 26-36/37/39-45

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

Technology Process of 1,2-Benzenedisulfonyl dichloride

There total 13 articles about 1,2-Benzenedisulfonyl dichloride 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: 99.7%

o-Benzenedisulfonic acid dipotassium salt (5710-54-3) → 1,2-benzenedisulfonyl dichloride (6461-76-3)

Guidance literature:

With phosphorus pentachloride; 1.) 110 deg C, 10 min; 110 to 170 deg C, 10 min, 2.) 170 deg C, 30 min;

DOI:10.1021/jo00120a014

Reference yield: 95.0%

2-isopropylidene-1,3-benzodithiole (54030-60-3) → 2-methyllactic acid (594-61-6) + 1,2-benzenedisulfonyl dichloride (6461-76-3)

Guidance literature:

With chlorine; In water; tert-butyl alcohol; at 0 - 5 ℃; for 2h;

Reference yield: 95.0%

1,3-benzodithiol-2-ylium tetrafluoroborate (57842-27-0) → 1,2-benzenedisulfonyl dichloride (6461-76-3)

Guidance literature:

With chlorine; In chloroform; water; tert-butyl alcohol; at 0 - 5 ℃;

upstream raw materials:

2-(3-methylbutoxy)-1,3-benzodithiole

1,3-benzodithiol-2-ylium tetrafluoroborate

2-isopropylidene-1,3-benzodithiole

o-Benzenedisulfonic acid dipotassium salt

Downstream raw materials:

benzol-1,2-disulfonsaeure dimethylester

benzene-1,2-disulfonyl difluoride

Benzene-1,2-dithiol

2-fluoro-benzenesulfonyl fluoride

Refernces

• 1、 Sorbye, Karsten,Tautermann, Christoffer,Carlsen, Per,Fiksdahl, Anne. "N,N-1,2-benzenedisulfonylimide, a new cyclic leaving group for the stereoselective nucleophilic substitution of amines". . p. 681 - 689. Retrieved 2007/10/03.
• 2、 Barbero, Margherita,Cadamuro, Silvano,Ceruti, Maurizio,Degani, Iacapo,Fochi, Rita,Regondi, Valeria. "A SIMPLE SYNTHESIS AND SOME CHEMICAL PROPERTIES OF BENZO-1,4-DITHIAFULVENES". . p. 227 - 236. Retrieved 2007/10/02.