2,3',4',5-Tetrachlorobiphenyl
[CAS# 32598-11-1]

Identification

• Classification: Analytical chemistry >> Food safety >> Dioxins, polychlorinated biphenyls, furans
• Name: 2,3',4',5-Tetrachlorobiphenyl
• Synonyms: 2,5,3',4'-Tetrachlorobiphenyl; 2',3,4,5'-Tetrachlorobiphenyl; 3,4,2',5'-Tetrachlorobiphenyl; PCB 70
• Molecular Formula: C₁₂H₆Cl₄
• Molecular Weight: 291.99
• CAS Registry Number: 32598-11-1
• EC Number: 630-497-5

Properties

• Solubility: Insoluble (2.5E^-5 g/L) (25 °C), Calc.^*
• Density: 1.441±0.06 g/cm³ (20 °C 760 Torr), Calc.^*
• Melting point: 104 °C (ligroine )^**

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

^** Zerweck, Werner

Safety Data

• Hazard Symbols: Xn;N
• Risk Statements: R33;R50/53
• Safety Statements: 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