CAS 134237-51-7

β-HBCD

Description:

β-HBCD, or beta-hexabromocyclododecane, is a brominated flame retardant that belongs to a class of compounds known for their ability to inhibit combustion. It is characterized by its complex cyclic structure, which includes six bromine atoms attached to a cyclododecane ring. This compound is typically a white to off-white solid and is insoluble in water but soluble in organic solvents. β-HBCD is primarily used in polystyrene foam insulation and other polymeric materials to enhance fire resistance. However, it has raised environmental and health concerns due to its persistence, potential for bioaccumulation, and possible endocrine-disrupting effects. Regulatory measures have been implemented in various regions to limit its use and promote safer alternatives. The compound is subject to ongoing research to better understand its environmental fate, toxicity, and the implications of its widespread use in consumer products.

Formula: C₁₂H₁₈Br₆

InChI: InChI=1/C12H18Br6/c13-7-1-2-8(14)10(16)5-6-12(18)11(17)4-3-9(7)15/h7-12H,1-6H2/t7-,8-,9-,10+,11+,12-/s2

InChI key: InChIKey=DEIGXXQKDWULML-FOUKJZKRNA-N

SMILES: Br[C@H]1[C@H](Br)CC[C@@H](Br)[C@@H](Br)CC[C@@H](Br)[C@@H](Br)CC1

Synonyms:

• Cyclododecane, 1,2,5,6,9,10-hexabromo-, (1R*,2R*,5R*,6S*,9R*,10S*)-
• β-Hexabromocyclododecane
• β-HBCD
• rel-(1R,2S,5R,6R,9R,10S)-1,2,5,6,9,10-Hexabromocyclododecane
• Cyclododecane, 1,2,5,6,9,10-hexabromo-, (1R,2S,5R,6R,9R,10S)-rel-

β-1,2,5,6,9,10-Hexabromocyclododecane

Controlled Product

CAS: 134237-51-7

Formula: C₁₂H₁₈Br₆

Color and Shape: Neat

Molecular weight: 641.70

Ref: 04-C14152200

rac-β-Hexabromocyclododecane

CAS: 134237-51-7

Formula: C₁₂H₁₈Br₆

Molecular weight: 641.70

Ref: 4Z-C-459005

(1R,2S,5R,6R,9R,10S)-rel-1,2,5,6,9,10-Hexabromocyclododecane

Controlled Product

CAS: 134237-51-7

Applications (1R,2S,5R,6R,9R,10S)-rel-1,2,5,6,9,10-Hexabromocyclododecane is an isomer component of commercially available Hexabromocyclododecane (H290740), a flame retardant used in foamed polystyrene.
References Larsen, E.R. et al.: J. Fire Sci., 4, 261 (1986); Chen, D. et al.: Env. Sci. Tech., 45, 8254 (2011);

Formula: C₁₂H₁₈Br₆

Color and Shape: White

Molecular weight: 641.70

Ref: TR-H294105

(1R,2S,5R,6R,9R,10S)-rel-1,2,5,6,9,10-Hexabromocyclododecane- d18

Controlled Product

CAS: 134237-51-7

Formula: C₁₂D₁₈Br₆

Color and Shape: Neat

Molecular weight: 659.806

Ref: TR-H294106

(1R,2S,5R,6R,9R,10S)-Rel-1,2,5,6,9,10-hexabromocyclododecane- d18

Controlled Product

CAS: 134237-51-7

(1R,2S,5R,6R,9R,10S)-Rel-1,2,5,6,9,10-hexabromocyclododecane-d18 is a congener with antibacterial activity that belongs to the group of diphenyl ethers. It has been shown to be effective in inhibiting the growth of bacteria in vitro and in vivo. (1R,2S,5R,6R,9R,10S)-Rel-1,2,5,6,9,10-hexabromocyclododecane-d18 has been shown to have an inhibitory effect on bacterial growth by binding to enzymes involved in the synthesis of fatty acids. It also inhibits dry weight accumulation in mice by reducing their food intake. The matrix effect varies depending on the type of bacterial strain tested and may range from a positive to negative effect. This compound has also been shown to reduce the rate

Formula: C₁₂H₁₈Br₆

Purity: Min. 95%

Molecular weight: 641.7 g/mol

Ref: 3D-JFA23751