4,4'-DDT
[CAS# 50-29-3]

Identification

• Classification: Chemical pesticide >> Insecticide >> Organochlorine insecticide
• Name: 4,4'-DDT
• Synonyms: Tafidex; Trichlorobis(4'-chlorophenyl)ethane; Zerdane; o,p'-1,1,1-Trichloro-2-2,2-bis(p-chlorophenyl)ethane; p,p'-DDT; p,p'-Dichlorodiphenyltrichloroethane; p,p'-Dichlorodiphenyltrichloromethylmethane; alpha,alpha-Bis(p-chlorophenyl)-beta,beta,beta-trichlorethane
• Molecular Formula: C₁₄H₉Cl₅
• Molecular Weight: 354.48
• CAS Registry Number: 50-29-3
• EC Number: 200-024-3

Properties

• Density: 1.556 g/cm^3*
• Melting point: 166 ºC^**
• Refractive index: 1.755^***

^* Fankuchen, I.; Science (Washington, DC, United States) 1946, V103, P25.

^** Weber, Edgar; Fresenius' Zeitschrift fuer Analytische Chemie 1951, V132, P26-33.

^*** Gooden, Ernest L.; Journal of the American Chemical Society 1945, V67, P1616-17.

Safety Data

• Hazard Symbols: GHS06;GHS08;GHS09 Danger
• Hazard Statements: H351-H301-H372-H400-H410
• Safety Description: S22;S36/37;S45;S60;S61

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Specific target organ toxicity - repeated exposure	STOT RE	1	H372
Acute toxicity	Acute Tox.	3	H301
Carcinogenicity	Carc.	2	H351
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Acute toxicity	Acute Tox.	3	H311

• Transport Information: UN 2811 6.1/PG 3