Dichlorodiphenyltrichloroethane

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DDT
Chemical structur o DDT
DDT-from-xtal-3D-balls.png
DDT-from-xtal-3D-vdW.png
Names
Preferred IUPAC name
1,1'-(2,2,2-Trichloroethane-1,1-diyl)bis(4-chlorobenzene)
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.000.023
KEGG
UNII
Properties
C14H9Cl5
Molar mass 354.48 g·mol−1
Density 0.99 g/cm3
Meltin pynt 108.5 °C (227.3 °F; 381.6 K)
Bylin pynt 260 °C (500 °F; 533 K) (decompones)
25 μg/L (25 °C)[1]
Hazards
Main hazards Toxic, dangerous tae the environment, likely carcinogenic
EU clessification Toxic T Dangerous for the Environment (Naitur) N
R-phrases R25 R40 R48/25 R50/53
S-phrases (S1/2) S22 S36/37 S45 S60 S61
NFPA 704
Flammability code 2: Must be moderately heatit or exposed tae relatively heich ambient temperature before igneetion can occur. Flash pynt atween 38 an 93 °C (100 an 200 °F). E.g., diesel fuelHealth code 2: Intense or continued but nae chronic exposure could cause temporary incapacitation or possible residual injury. E.g., chloroformReactivity code 0: Normally stable, even unner fire exposur condeetions, an is nae reactive wi watter. E.g., liquid nitrogenSpecial hazards (white): no codeNFPA 704 four-colored diamond
2
2
0
Flash pynt 72–77 °C; 162–171 °F; 345–350 K [3]
Lethal dose or concentration (LD, LC):
113–800 mg/kg (rat, oral)[1]
250 mg/kg (rabbit, oral)
135 mg/kg (mouse, oral)
150 mg/kg (guinea pig, oral)[2]
US heal exposur leemits (NIOSH):[4]
PEL (Permissible)
TWA 1 mg/m3 [skin]
REL (Recommendit)
Ca TWA 0.5 mg/m3
IDLH (Immediate danger)
500 mg/m3
Except whaur itherwise notit, data are gien for materials in thair staundart state (at 25 °C [77 °F], 100 kPa).
N verify (whit is YesYN ?)
Infobox references

Dichlorodiphenyltrichloroethane (DDT) is a colourless, crystalline, tasteless, an awmaist odourless organochlorine kent for its insecticidal properties an environmental impacts.

References[eedit | eedit soorce]

  1. 1.0 1.1 Toxicological Profile: for DDT, DDE, and DDE. Agency for Toxic Substances and Disease Registry, September 2002.
  2. "DDT". Immediately Dangerous to Life and Health. National Institute for Occupational Safety and Health (NIOSH).
  3. NIOSH Pocket Guide tae Chemical Hazards 0174
  4. "NIOSH Pocket Guide to Chemical Hazards".