carbamate

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Related to Carbamates: pyrethroids

carbamate

[′kär·bə‚māt]
(organic chemistry)
An ester of carbamic acid.
References in periodicals archive ?
The inhibition of brain AChE by carbamates affects different subtypes of neuronal nicotinic receptors, independently of AChE inhibition.
As discussed above, two classes of chemicals are implicated in the initiation of cases of MCS: organophosphate and carbamate pesticides and hydrophobic organic solvents.
(2-4) Blushing is caused by the formation of carbamate salts, which form when primary amines react with atmospheric carbon dioxide and water.
These properties are important when studying the selectivity of a substance of low molecular weight, such as carbamates, through a nanofiltration membrane whose selectivity is not restricted to the molar mass of the compound, that is, the size of the molecule.
Finally, we created a rank index of neurotoxic pesticide use that included the five pesticide classes of interest (i.e., OPs, carbamates, neonicotinoids, pyrethroids, and Mn-fungicides) by generating a percentile rank of the participants from lowest to highest use for each neurotoxic pesticide class and then calculating the average percentile rank across the five classes.
The development of a toxicological classification algorithm using the K-means clustering technique is presented, for classifying 83 pesticides including organochlorines, organophosphates and Carbamate. The variables related to the biology of these pesticides activity are the main physicochemical properties specific for each pesticide.
In view of the aforementioned findings 2- amino thiazole and 2-amino-4-phenylthiazole were allowed to react with a variety of activated carbonyl reagents to afford carbamates, amides and carboxamide derivatives.
Pyrethroids were moderately associated with autism, and carbamates were associated with developmental delay.
micropeltes showed comparable sensitivity to carbamates and organophosphates than that from E.
This new research shows how specific P450 genes can engender resistance across insecticides with entirely different modes of action: DDT and pyrethroids target a voltage-gated sodium channel (a nerve cell membrane channel), whereas carbamates and organophosphates target the neurotransmitter Acetylcholinesterase, encoded by the gene ACE-1.
Phenyl meta-chlorophenyl carbamates 1a,b can be distinguished by the presence of chlorine on the N-aryl group (function present in chlorpropham) and by the different substitution on nitrogen (function present in phenisopham) (Figure 2).