3,3'-(4,4'-sulfonyl-diphenyl)-bis-sydnone

Base Information

• Chemical Name: 3,3'-(4,4'-sulfonyl-diphenyl)-bis-sydnone
• CAS No.: 17720-38-6
• Molecular Formula: C₁₆H₁₀N₄O₆S
• Molecular Weight: 386.345
• Mol file: 17720-38-6.mol

Synonyms:3,3'-(4,4'-sulfonyl-diphenyl)-bis-sydnone

Chemical Property of 3,3'-(4,4'-sulfonyl-diphenyl)-bis-sydnone

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 3,3'-(4,4'-sulfonyl-diphenyl)-bis-sydnone

There total 5 articles about 3,3'-(4,4'-sulfonyl-diphenyl)-bis-sydnone 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:

2,2′-[sulfonylbis(1,4-phenyleneimino)]diaceticacid (7620-11-3) → 3,3'-(4,4'-sulfonyl-diphenyl)-bis-sydnone (17720-38-6)

Guidance literature:

With hydrogenchloride; sodium nitrite; In acetic acid; at 10 ℃;

DOI:10.1021/jm00310a043

Reference yield:

N,N'-dinitroso-N,N'-(4,4'-sulfonyl-diphenyl)-bis-glycine → 3,3'-(4,4'-sulfonyl-diphenyl)-bis-sydnone (17720-38-6)

Guidance literature:

With trifluoroacetic anhydride; In diethyl ether; Heating;

DOI:10.1021/jm00310a043

Reference yield:

dapsone (80-08-0) → 3,3'-(4,4'-sulfonyl-diphenyl)-bis-sydnone (17720-38-6)

Guidance literature:

Multi-step reaction with 4 steps

1: sodium acetate / ethanol / Reflux

2: sodium hydroxide / water / 0.5 h / Reflux

3: sodium nitrite / water / 0.75 h / 0 - 5 °C

4: acetic anhydride / 10 h

With sodium acetate; acetic anhydride; sodium hydroxide; sodium nitrite; In ethanol; water;

DOI:10.1002/jhet.1094

upstream raw materials:

2,2′-[sulfonylbis(1,4-phenyleneimino)]diaceticacid

dapsone

2,2′-[sulfonylbis(1,4-phenyleneimino)]diethylacetate