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CAS 13457-18-6

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Pyrazophos

Description:
Pyrazophos is an organophosphorus compound primarily used as an insecticide and acaricide in agricultural applications. It belongs to the class of chemicals known for their ability to inhibit acetylcholinesterase, an enzyme critical for the proper functioning of the nervous system in insects. This inhibition leads to the accumulation of acetylcholine, resulting in paralysis and death of the target pests. Pyrazophos is characterized by its relatively low volatility and moderate solubility in organic solvents, which enhances its effectiveness in various formulations. The compound is typically applied in crop protection to manage a range of pests, contributing to increased agricultural productivity. However, like many organophosphates, it poses potential risks to non-target organisms, including beneficial insects and humans, necessitating careful handling and adherence to safety guidelines. Environmental persistence and potential bioaccumulation are also considerations in its use, prompting ongoing research into its ecological impact and the development of safer alternatives.
Formula:C14H20N3O5PS
InChI:InChI=1S/C14H20N3O5PS/c1-5-19-14(18)11-9-17-12(15-10(11)4)8-13(16-17)22-23(24,20-6-2)21-7-3/h8-9H,5-7H2,1-4H3
InChI key:InChIKey=JOOMJVFZQRQWKR-UHFFFAOYSA-N
SMILES:C(OCC)(=O)C1=CN2C(=CC(OP(OCC)(OCC)=S)=N2)N=C1C
Synonyms:
  • Pyrazolo[1,5-a]pyrimidine-6-carboxylic acid, 2-hydroxy-5-methyl-, ethyl ester, O-ester with O,O-diethyl phosphorothioate
  • Afugan
  • Diethyl 6-carbethoxy-5-methylpyrazolo[1,5-a]pyrimidin-2-yl phosphorothioate
  • Pyrazolo[1,5-a]pyrimidine-6-carboxylic acid, 2-[(diethoxyphosphinothioyl)oxy]-5-methyl-, ethyl ester
  • HOE 2873
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