Pentachlorobenzene
[CAS# 608-93-5]

Identification

• Classification: Organic raw materials >> Hydrocarbon compounds and their derivatives >> Hydrocarbon halide
• Name: Pentachlorobenzene
• Synonyms: 1,2,3,4,5-Pentachlorobenzene; 2,3,4,5,6-Pentachlorobenzene; NSC 1857; PCB; QCB
• Molecular Formula: C₆HCl₅
• Molecular Weight: 250.34
• CAS Registry Number: 608-93-5
• EC Number: 210-172-0

Properties

• Density: 1.8342 g/cm³ (16.5 ºC)^*
• Melting point: 86.5-87 ºC (acetic acid ethanol )^**

^* "Hazardous Substances Data Bank" data were obtained from the National Library of Medicine (US)

^** Kovacic, Peter; Journal of Organic Chemistry 1961, V26, P759-62.

Safety Data

• Hazard Symbols: GHS02;GHS07;GHS09 Danger
• Hazard Statements: H228-H302-H400-H410
• Safety Description: S41;S46;S50;S60;S61

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Flammable solids	Flam. Sol.	1	H228
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Acute toxicity	Acute Tox.	4	H302

• Transport Information: UN 3077 9 / PGIII