4,4'-DDD
[CAS# 72-54-8]

Identification

• Classification: Organic raw materials >> Hydrocarbon compounds and their derivatives >> Hydrocarbon halide
• Name: 4,4'-DDD
• Synonyms: 4,4'-Dichlorodiphenyldichloroethane; 4,4'-TDE; DDD; Dichlorodiphenyldichloroethane; Dilene; ME 1700; NSC 8941; Rhothane; TDE; p,p'-DDD; p,p'-Dichlorodiphenyldichloroethane; p,p'-Dichlorodiphenylethylene dichloride; p,p'-TDE
• Molecular Formula: C₁₄H₁₀Cl₄
• Molecular Weight: 320.04
• CAS Registry Number: 72-54-8
• EC Number: 200-783-0

Properties

• Density: 1.385 g/cm^3*
• Melting point: 111 °C^**

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

^** Busvine, J. R.

Safety Data

• Hazard Symbols: T;N
• Risk Statements: R21;R25;R40;R50/53
• Safety Statements: S36/37;S45;S60;S61

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	3	H301
Acute toxicity	Acute Tox.	4	H312
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Carcinogenicity	Carc.	2	H351

• Transport Information: UN 2811 6.1/PG 3