CymitQuimica logo

CAS 147217-78-5

:

BDE 33

Description:
BDE 33, or 2,2',4,4',5-pentabromodiphenyl ether, is a brominated flame retardant belonging to the class of polybrominated diphenyl ethers (PBDEs). It is characterized by its high thermal stability and effectiveness in reducing flammability in various materials, particularly plastics and textiles. BDE 33 is composed of two phenyl rings connected by an ether linkage, with five bromine atoms substituted at specific positions on the rings. This compound is known for its persistence in the environment and potential bioaccumulation in living organisms, raising concerns regarding its ecological and health impacts. BDE 33 has been associated with endocrine disruption and neurodevelopmental effects, leading to regulatory scrutiny and restrictions in several regions. Its use has declined due to these concerns, and alternatives are being sought in flame retardant applications. Overall, while BDE 33 serves a functional purpose in fire safety, its environmental and health implications necessitate careful consideration and management.
Formula:C12H7Br3O
InChI:InChI=1S/C12H7Br3O/c13-9-6-5-8(7-11(9)15)16-12-4-2-1-3-10(12)14/h1-7H
InChI key:InChIKey=BUQBQEYUVAKJQK-UHFFFAOYSA-N
SMILES:O(C1=CC(Br)=C(Br)C=C1)C2=C(Br)C=CC=C2
Synonyms:
  • 1,2-Dibromo-4-(2-bromophenoxy)benzene
  • BDE 33
  • 2′,3,4-Tribromodiphenyl ether
  • Benzene, 1,2-dibromo-4-(2-bromophenoxy)-
  • PBDE 33
Sort by
The purity filter is not visible because current products do not have associated purity data for filtering.
Found 2 products.
  • PBDE No. 33
    Doctor Ehrenstorfer
    + Info

    PBDE No. 33

    CAS:
    Formula:C12H7Br3O
    Color and Shape:Neat
    Molecular weight:406.90

    Ref: 04-C15898033

    5mg
    128.00€
  • 2',3,4-Tribromodiphenyl Ether
    TRC
    + Info

    2',3,4-Tribromodiphenyl Ether

    Controlled Product
    CAS:

    Applications 2',3,4-Tribromodiphenyl Ether is a class of brominated flame retardants used in many industrial application. Also, it is derived from 1,2-Dibromobenzene (D424290), which can used to synthesize chiral Benzimidazolium Salts and 4-Bromofluorenone.
    References Choi, J., et al.: Sci. Total Environ., 574, 1085-1094 (2017); Yang, Z., et al.: Faming Zhuanli Shenqing, CN 105237379 A 20160113 (2016); He, W., et al.: Tetrahedron Lett., 57, 3152 (2016)

    Formula:C12H7Br3O
    Color and Shape:Colourless
    Molecular weight:406.9

    Ref: TR-T772755

    10mg
    166.00€