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4,4'-DDT Structure

4,4'-DDT

  • Product Name4,4'-DDT
  • CAS50-29-3
  • CBNumberCB5274446
  • MFC14H9Cl5
  • MW354.49
  • EINECS200-024-3
  • MDL NumberMFCD00000802
  • MOL File50-29-3.mol

Chemical Properties

Melting point 107-110 °C(lit.)
Boiling point 440.74°C (rough estimate)
Density  1.556 g/cm3
vapor pressure  0.5 at 25 °C (extrapolated from vapor pressures determined at higher temperatures, Tesconi andYalkowsky, 1998)
refractive index  1.755
Flash point 72 °C
storage temp.  APPROX 4°C
solubility  Chloroform: Slightly Soluble; Methanol: Heated
Water Solubility  Practically insoluble in water
Merck  13,2861
BRN  1882657
Henry's Law Constant 0.188 at 5 °C, 0.513 at 15 °C, 0.681 at 20 °C, 0.957 at 25 °C, 2.76 at 35 °C:in 3% NaCl solution: 1.15 at 5 °C, 1.88 at 15 °C, 3.36 at 25 °C, 5.43 at 35 °C (gas stripping-GC, Cetin et al., 2006)
Exposure limits NIOSH REL: 0.5 mg/m3, IDLH 500 mg/m3; OSHA PEL: TWA 1 mg/m3; ACGIH TLV: TWA 1 mg/m3.
Stability Stable. Combustible. Incompatible with strong oxidizing agents, iron and aluminium and their salts, alkalies.
EWG's Food Scores 8-10
FDA UNII CIW5S16655
Proposition 65 List DDT (Dichlorodiphenyltrichloroethane)
ATC code P03AB01,P03AB51
IARC 2A (Vol. Sup 7, 53, 113) 2018
Pesticides Freedom of Information Act (FOIA) DDT
EPA Substance Registry System p,p'-DDT (50-29-3)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H301+H311-H351-H372-H410
Precautionary statements P202-P260-P273-P280-P301+P310-P302+P352+P312
Hazard Codes  T,N,Xi,F,Xn
Risk Statements  25-40-48/25-50/53-36/37/38-11-39/23/24/25-23/24/25-52/53-24-67-65-38
Safety Statements  22-36/37-45-60-61-36-33-26-16-7-62
RIDADR  UN 2811 6.1/PG 3
OEB C
OEL TWA: 0.5 mg/m3
WGK Germany  3
RTECS  KJ3325000
HazardClass  6.1(b)
PackingGroup  III
Hazardous Substances Data 50-29-3(Hazardous Substances Data)
Toxicity LD50 in male, female rats (mg/kg): 113, 118 orally (Gaines, 1960)
IDLA 500 mg/m3
NFPA 704:
0
2 0

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