2,2',4,4',5,5'-Hexachloro-1,1'-biphenyl
[CAS# 35065-27-1]

Identification

• Classification: Analytical chemistry >> Food safety >> Dioxins, polychlorinated biphenyls, furans
• Name: 2,2',4,4',5,5'-Hexachloro-1,1'-biphenyl
• Synonyms: 2,4,5,2',4',5'-Hexachlorobiphenyl; CB 153; K 153; PCB 153
• Molecular Formula: C₁₂H₄Cl₆
• Molecular Weight: 360.88
• CAS Registry Number: 35065-27-1
• EC Number: 621-381-5

Properties

• Solubility: Insoluble (2.6E^-6 g/L) (25 ºC), Calc.^*
• Density: 1.593±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 137-138 ºC^**

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

^** Puchkov, V. A.; Zhurnal Obshchei Khimii 1959, V29, P3428-33.

Safety Data

• Hazard Symbols: Xn;N
• Risk Codes: R33;R50/53
• Safety Description: S35;S60;S61

Hazard Classification

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

• Transport Information: UN 3432 9 / PGII