Decachlorobiphenyl
[CAS# 2051-24-3]

Identification

• Classification: Analytical chemistry >> Food safety >> Dioxins, polychlorinated biphenyls, furans
• Name: Decachlorobiphenyl
• Synonyms: 2,2',3,3',4,4',5,5',6,6'-Decachloro-1,1'-biphenyl; CB 209; DCB; Decachlorobiphenyl; PCB 209; Perchlorobiphenyl
• Molecular Formula: C₁₂Cl₁₀
• Molecular Weight: 498.66
• CAS Registry Number: 2051-24-3
• EC Number: 218-115-1

Properties

• Solubility: Insoluble (4.9E^-8 g/L) (25 ºC), Calc.^*
• Density: 1.818±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 310 ºC^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2014 ACD/Labs)

^** van Roosmalen, F. L. W.; Recueil des Travaux Chimiques des Pays-Bas et de la Belgique 1934, V53, P359-79.

Safety Data

• Hazard Symbols: N
• Risk Codes: R33;R50/53
• Safety Description: S60;S61

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Specific target organ toxicity - repeated exposure	STOT RE	2	H373

• Transport Information: UN 3432 9 / PGII