CAS 21850-44-2

TetraBromoBisphenol A (2,3-Dibromopropyl)ether

Description:

TetraBromoBisphenol A (2,3-Dibromopropyl)ether, commonly referred to as TBBPA, is a brominated flame retardant widely used in various applications, particularly in the electronics industry for circuit boards. It is characterized by its high bromine content, which enhances its flame-retardant properties. The chemical structure includes two brominated phenolic groups linked by an ether bond, contributing to its stability and effectiveness in preventing combustion. TBBPA is typically a solid at room temperature and is known for its low volatility, which helps it remain in materials over time. However, concerns have been raised regarding its environmental persistence and potential health effects, as it can bioaccumulate and may disrupt endocrine functions. Regulatory scrutiny has increased, leading to restrictions in some regions. TBBPA is soluble in organic solvents but has limited solubility in water, which influences its behavior in environmental contexts. Overall, while TBBPA serves a critical role in enhancing fire safety, its environmental and health implications necessitate careful management and consideration in its use.

Formula: C₂₁H₂₀Br₈O₂

InChI: InChI=1/C21H20Br8O2/c1-21(2,11-3-15(26)19(16(27)4-11)30-9-13(24)7-22)12-5-17(28)20(18(29)6-12)31-10-14(25)8-23/h3-6,13-14H,7-10H2,1-2H3

InChI key: InChIKey=LXIZRZRTWSDLKK-UHFFFAOYSA-N

SMILES: C(C)(C)(C1=CC(Br)=C(OCC(CBr)Br)C(Br)=C1)C2=CC(Br)=C(OCC(CBr)Br)C(Br)=C2

Synonyms:

• 1,1'-Propane-2,2-Diylbis[3,5-Dibromo-4-(2,3-Dibromopropoxy)Benzene]
• 1,1′-(1-Methylethylidene)bis[3,5-dibromo-4-(2,3-dibromopropoxy)benzene]
• 1,1′-Isopropylidenebis[3,5-dibromo-4-(2,3-dibromopropoxy)benzene]
• 1,3-Dibromo-5-[2-[3,5-dibromo-4-(2,3-dibromopropoxy)phenyl]propan-2-yl]-2-(2,3-dibromopropoxy)benzene
• 2,2-Bis[3,5-dibromo-4-(2,3-dibromopropoxy)phenyl]propane
• 2,2-Bis[4-(2,3-dibromopropoxy)-3,5-dibromophenyl]propane
• 2,2-Bis[4-(2,3-dibromopropyloxy)-3,5-dibromophenyl]propane
• 2,2-Bis[[3,5-dibromo-4-(2,3-dibromopropyloxy)]phenyl]propane
• 3,3′,5,5′-Tetrabromobisphenol A bis(2,3-dibromopropyl) ether
• 4,4′-Isopropylidenebis[2,6-dibromo-1-(2,3-dibromopropoxy)benzene]
• Bddp
• Benzene, 1,1′-(1-methylethylidene)bis[3,5-dibromo-4-(2,3-dibromopropoxy)-
• Bis(2,3-dibromopropoxy)tetrabromobisphenol A
• Bisdibromodibromopropoxyphenylpropane
• Bromkal 66-8
• D 5532
• Fcp 680
• Fg 3100
• Fire Cut P 680
• Fire Cut P 680G
• Fire Guard 3100
• Flame Cut 121K
• Flame Cut 121R
• Fr 720
• Gx 5532
• Hp 800A
• PE 68 (fireproofing agent)
• Pe 68
• Propane, 2,2-bis[3,5-dibromo-4-(2,3-dibromopropoxy)phenyl]-
• Pyroguard SR 720
• Pyroguard SR 720N
• Saytex HP 800A
• Saytex HP 800AG
• Sr 720
• Sr 720N
• Tbbpa
• Tbbpa-Dbpe
• Tetra Bromo Bisphenol A (2,3-Dibromopropyl)ether
• Tetrabromobisphenol A bis(2,3-dibromopropyl ether)
• Tetrabromobisphenol a bis(dibromopropyl ether)
• TexFRon 9001
• Xz 6800
• Octabromoether(Bddp)
• Octabromoether
• Benzene, 1,1-(1-methylethylidene)bis3,5-dibromo-4-(2,3-dibromopropoxy)-
• 1,1’-(1-methylethylidene)bis[3,5-dibromo-4-(2,3-dibromopropoxy)-benzen
• 4,4'-Isopropylidenebis(2,6-Dibromophenyl 2,3-Dibromopropyl Ether)
• tetrabromobisphenol a dibromopropyl ether
• tetrabromo-bisphenol-a-bis(2,3-dibromopropaneether)
• CHEMPACIFIC 34721
• 1,1'-(Isopropylidene)bis[3,5-dibromo-4-(2,3-dibromopropoxy)benzene]
• 4,4'-Dimethylmethylenebis[2,6-dibromo-1-(2,3-dibromopropoxy)benzene]
• 3,3'-[Isopropylidenebis(2,6-dibromo-4,1-phenyleneoxy)]bis(1,2-dibromopropane)

2,2-Bis[3,5-dibromo-4-(2,3-dibromopropoxy)phenyl]propane

CAS: 21850-44-2

Formula: C₂₁H₂₀Br₈O₂

Purity: >95.0%(T)

Color and Shape: White to Almost white powder to crystal

Molecular weight: 943.62

Ref: 3B-B2022

2,2-Bis[3,5-dibromo-4-(2,3-dibromopropoxy)phenyl]propane

CAS: 21850-44-2

Formula: C₂₁H₂₀Br₈O₂

Purity: 95%

Color and Shape: Solid

Molecular weight: 943.6143

Ref: IN-DA003FA2

2,2-Bis[3,5-Dibromo-4-(2,3-Dibromopropoxy)Phenyl]Propane

CAS: 21850-44-2

2,2-Bis[3,5-Dibromo-4-(2,3-Dibromopropoxy)Phenyl]Propane

Purity: 98%

Molecular weight: 943.61g/mol

Ref: 54-OR1009933

Tetrabromobisphenol A-dibromopropyl ether

CAS: 21850-44-2

Formula: C₂₁H₂₀Br₈O₂

Color and Shape: Neat

Molecular weight: 943.61

Ref: 04-C17324800

Tetrabromobisphenol A Impurity 5

CAS: 21850-44-2

Formula: C₂₁H₂₀Br₈O₂

Molecular weight: 943.62

Ref: 4Z-T-432007

Bis(2,3-dibromopropoxy)tetrabromobisphenol A

Controlled Product

CAS: 21850-44-2

Applications Bis(2,3-dibromopropoxy)tetrabromobisphenol A is a the DBP-based flame retardant for polyolefins and polymers, including PP, high-density polyethylene (HDPE), and low-density polyethylene (LDPE). Bis(2,3-dibromopropoxy)tetrabromobisphenol A is also used in fabricated plastic sheet materials for application in the formation of a part of many electrical cabinets.
References Altwaiq. A.M., et al.: Anal. Chimica. Acta., 491, 111 (2003); Howard, P.H., et al.: Environ. Sci. Tech., 44, 2277 (2010);

Formula: C₂₁H₂₀Br₈O₂

Color and Shape: White

Molecular weight: 943.61

Ref: TR-B426150

5,5′-(Propane-2,2-diyl)bis(1,3-dibromo-2-(2,3-dibromopropoxy)benzene)

CAS: 21850-44-2

Purity: 95%

Molecular weight: 943.6209717

Ref: 10-F763724