organophosphorus compounds


Also found in: Dictionary.
Related to organophosphorus compounds: organophosphorus compound poisoning

or·gan·o·phos·phor·us com·pounds

(ōr'gă-nō-fos'fŏr-ŭs kom'powndz)
A group of phosphorus-containing organic compounds that produce cholinergic effects in the body by acting as anticholinesterases, i.e., by inactivating the enzyme cholinesterase. These compounds include certain insecticides ("OP insecticides") and also all of the chemical-warfare nerve agents. Also incorrectly called organaphosphates.
References in periodicals archive ?
Organophosphorus compounds (OP), powerful inhibitors of the enzymes involved in nerve function, are widely used as insecticides as well as nerve agents.
Exposure to organophosphorus compounds, including the nerve agents satin and soman, can cause seizures, breathing difficulty, and death.
Pesticides are also classified by the chemical class to which they belong; they may be organochlorine compounds (OCs), organophosphorus compounds (OPs), carbamates, pyrethroids, phenoxy acids triazines, dinitroanilines, sulfonylureas, juvenile hormone analogs, insect growth regulators, microbial toxins, etc.
Savin (Russia): Savin is a Senior Researcher in the Organophosphorus compounds team, Institute of Organoelement Compounds, Russian Academy of Sciences.
In vitro effects of organophosphorus compounds on calmodulin activity.
Unlike halogenated fire-retardant materials, organophosphorus compounds, which retard the spread of fire and minimize the release of toxic gas, have thus attracted much interest lately.
This book contains a selection of presentations made at the Workshop on Chemistry and Fate of Organophosphorus Compounds held at the Free University, Amsterdam in June 1986.
Catalytic efficiency determines the in-vivo efficacy of PON1 for detoxifying organophosphorus compounds.
Organophosphorus compounds, which exhibit high flame resistance but generate little toxicity during combustion, have recently attracted much attention and are becoming increasingly popular (3-30).
Organophosphorus compounds account for the largest share in the "by type" classification category.

Full browser ?