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Commercial DDT is a mixture of several closely related compounds. Due to the nature of the chemical reaction used to synthesize DDT, several combinations of ortho and para arene substitution patterns are formed. The major component (77%) is the desired p, p ' isomer. The o, p ' isomeric impurity is also present in significant amounts (15%).
DDT was the first of the modern synthetic insecticides, developed in the 1940s. It helped control diseases such as typhus and malaria. Enviromental concerns led to its cancellation in the 1970s. It still has limited indoor use in Africa to prevent malaria.
DDT, a synthetic insecticide that belongs to the family of organic halogen compounds and is highly toxic toward a variety of insects as a contact poison that apparently exerts its effects by disorganizing the nervous system. Learn more about DDT in this article.
Hailed as a miracle in the 1950s, the potent bug killer DDT (dichloro-diphenyl-trichloroethane) promised freedom from malaria, typhus and other insect-borne diseases. Manufacturers promoted it as ...
DDT is a synthetic insecticide that was widely used for disease vector control, but also has serious environmental and health risks. Learn about the history, effects and controversies of DDT, and how it is still used to fight malaria in some countries.
Learn about the history, health and environmental impacts of DDT, a banned pesticide that is still used in some countries for malaria control. Find out how PAN and its partners work to phase out DDT and promote safer and more effective alternatives.
DDT is a chemical that was used to kill insects, but is now banned in most countries due to its harmful effects on wildlife and humans. Learn how DDT enters the environment, how it can affect your health, and how you can reduce your exposure to it.
DDT, DDE, AND DDD This fact sheet answers the most frequently asked health questions about DDT, DDE, and DDD. For more information, you may call 404-639-6000. This fact sheet is one in a series of summaries about hazardous substances and their health effects. This information is important because this substance may harm you. The effects of exposure to any hazardous substance depend on the dose ...
DDT, abbreviation of dichlorodiphenyltrichloroethane, also called 1,1,1-trichloro-2,2-bis (p-chlorophenyl)ethane, a synthetic insecticide belonging to the family of organic halogen compounds, highly toxic toward a wide variety of insects as a contact poison that apparently exerts its effect by disorganizing the nervous system.
Toxicological Profile Information The ATSDR toxicological profile succinctly characterizes the toxicology and adverse health effects information for the toxic substance described therein. Each peer-reviewed profile identifies and reviews the key literature that describes a substance's toxicological properties.