3,3',4,4'-Tetrabromodiphenyl ether
[CAS 93703-48-1]

Identification

• Classification: Analytical chemistry >> Standard >> Organic pollutant standard
• Name: 3,3',4,4'-Tetrabromodiphenyl ether
• Synonyms: 1,1'-Oxybis[3,4-dibromobenzene]; BDE 77; PBDE 77
• Molecular Formula: C₁₂H₆Br₄O
• Molecular Weight: 485.79
• CAS Registry Number: 93703-48-1
• EC Number: 621-837-3

Properties

• Solubility: Insoluble (1.7E^-4 g/L) (25 °C), Calc.^*
• Density: 2.161±0.06 g/cm³ (20 °C 760 Torr), Calc.^*
• Melting point: 96.5-97.5 °C (ethanol )^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2016 ACD/Labs)

^** Tolstaya, T. P.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Serious eye damage	Eye Dam.	1	H318
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410