1,4-Benzenedisulfonyl dichloride

Base Information

• Chemical Name: 1,4-Benzenedisulfonyl dichloride
• CAS No.: 6461-77-4
• Molecular Formula: C6H4Cl2O4S2
• Molecular Weight: 275.133
• Mol file: 6461-77-4.mol

Synonyms:p-Benzenedisulfonylchloride (6CI,7CI,8CI);1,4-Benzenedisulfonyl chloride;p-Bis(chlorosulfonyl)benzene;benzene-1,4-disulfonyl dichloride;

Chemical Property of 1,4-Benzenedisulfonyl dichloride

Chemical Property:

• Melting Point: 138 °C
• Boiling Point: 375.549 °C at 760 mmHg
• Flash Point: 180.926 °C
• PSA: 85.04000
• Density: 1.691 g/cm³
• LogP: 3.70320

Purity/Quality:

99.9% ^*data from raw suppliers

1,4-BENZENEDISULFONYL DICHLORIDE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,4-Benzenedisulfonyl dichloride

There total 10 articles about 1,4-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:

p-sulfobenzenediazonium chloride (6118-33-8) → benzene-1,4-disulfonyl chloride (6461-77-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 60 percent / SO₂ / CuCl / aq. HCl; acetic acid / 3 h / 45 °C

2: phosphorus pentachloride

With phosphorus pentachloride; sulfur dioxide; copper(l) chloride; In hydrogenchloride; acetic acid;

Reference yield:

benzene-1,4-dithiol (624-39-5) → benzene-1,4-disulfonyl chloride (6461-77-4)

Guidance literature:

With chlorine; acetic acid;

Reference yield:

1,4-Bis(methylthio)benzene (699-20-7) → benzene-1,4-disulfonyl chloride (6461-77-4)

Guidance literature:

Multi-step reaction with 3 steps

1: nitric acid

2: concentrated hydriodic acid

3: glacial acetic acid; chlorine

With hydrogen iodide; nitric acid; chlorine; acetic acid;

upstream raw materials:

benzene-1,4-dithiol

dipotassium p-benzenedisulfonate

p-sulfobenzenediazonium chloride

1,4-Bis(methylthio)benzene

Downstream raw materials:

N,N'-(benzene-1,4-disulfonyl)-bis-imidophosphoric acid hexaphenyl ester

C₁₈H₃₄N₂O₄P₂S₈

benzene-1,4-disulfinic acid

benzene-1,4-dithiol

Refernces