4,4'-Sulphonylbis(2,6-dibromophenol)

Base Information

• Chemical Name: 4,4'-Sulphonylbis(2,6-dibromophenol)
• CAS No.: 39635-79-5
• Deprecated CAS: 99290-18-3
• Molecular Formula: C12H6Br4O4S
• Molecular Weight: 565.859
• Hs Code.: 2908999090
• European Community (EC) Number: 254-551-9
• DSSTox Substance ID: DTXSID0052708
• Nikkaji Number: J64.482J
• Wikidata: Q65643377
• Mol file: 39635-79-5.mol

Synonyms:TBBPS;tetrabromobisphenol S

Chemical Property of 4,4'-Sulphonylbis(2,6-dibromophenol)

Chemical Property:

• Appearance/Colour: white powder
• Boiling Point: 539.4 °C at 760 mmHg
• Flash Point: 280 °C
• PSA: 82.98000
• Density: 2.363 g/cm³
• LogP: 6.06140
• Storage Temp.: Inert atmosphere,Room Temperature
• XLogP3: 4.8
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 2
• Exact Mass: 565.66793
• Heavy Atom Count: 21
• Complexity: 408

Purity/Quality:

99% ^*data from raw suppliers

TetrabromobisphenolS ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=C(C=C(C(=C1Br)O)Br)S(=O)(=O)C2=CC(=C(C(=C2)Br)O)Br
• Uses: 4,4'-sulphonylbis(2,6-dibromophenol) is reactive flame retardant, used in epoxy resin, polycarbonate resin, polyester, phenolic resin, polysulfone, polyether sulfone, can also be used as additive of ABS. HIPS unsaturated polyesters, adhesives, coatings, etc., also used as the intermediate of organic synthesis. Characteristics are high efficient flame retardant, and strong heat resistance .

Technology Process of 4,4'-Sulphonylbis(2,6-dibromophenol)

There total 2 articles about 4,4'-Sulphonylbis(2,6-dibromophenol) 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: 99.5%

4,4'-sulfonediphenol (80-09-1,59790-00-0) → 2,2-bis(3,5-dibromo-4-hydroxyphenyl)sulfone (39635-79-5,99290-18-3)

Guidance literature:

With dihydrogen peroxide; bromine; In dichloromethane; 2-methyl-propan-1-ol; water; at 25 - 37 ℃; for 7.58333h; Temperature;

Reference yield:

→ 2,2-bis(3,5-dibromo-4-hydroxyphenyl)sulfone (39635-79-5,99290-18-3)

Guidance literature:

Reference yield: 65.0%

2,2-bis(3,5-dibromo-4-hydroxyphenyl)sulfone (39635-79-5,99290-18-3) + 1-bromo-3-propanol (627-18-9) → 2,6-dibromo-4-((3,5-dibromo-4-(3-hydroxypropoxy)phenyl)sulfonyl)phenol

Guidance literature:

With sodium hydroxide; In water; acetone; at 20 ℃;

DOI:10.1002/cbdv.202000481

upstream raw materials:

4,4'-sulfonediphenol

Downstream raw materials:

TBBP-S-dially ether

tetrabromobisphenol-S-bis-(2,3-dibromopropyl ether)

C₄H₁₀N₂*C₁₂H₆Br₄O₄S

4-((4-(allyloxy)-3,5-dibromophenyl)sulfonyl)-2,6-dibromophenol

Refernces

• 1、 Dettmer,Wichmann,De Boer,Bahadir. "Isolation and identification of tetrabromobisphenol-S-bis-(2,3-dibromopropyl ether) as flame retardant in polypropylene". . p. 1523 - 1532. Retrieved 1999.
• 2、 -. "Synthesis method of tetrabromobisphenol S". Paragraph 0031-0059. . Retrieved 2020/05/08.
• 3、 -. "COLOR DEVELOPING COMPOSITION CONTAINING MOLECULAR COMPOUND, AND RECORDING MATERIAL". . . Retrieved 2011/06/19.