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Chlorpyrifos

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Identification
Molecular formula
C9H11Cl3NO3P
CAS number
2921-88-2
IUPAC name
diethyl (3,5,6-trichloro-2-pyridyl) phosphate
State
State

Chlorpyrifos is usually in a crystalline solid state at room temperature.

Melting point (Celsius)
42.00
Melting point (Kelvin)
315.00
Boiling point (Celsius)
400.00
Boiling point (Kelvin)
673.00
General information
Molecular weight
350.59g/mol
Molar mass
350.5900g/mol
Density
1.3987g/cm3
Appearence

Chlorpyrifos is a white crystalline solid. It has a distinct, strong chemical odor.

Comment on solubility

Solubility of Diethyl (3,5,6-trichloro-2-pyridyl) Phosphate

Diethyl (3,5,6-trichloro-2-pyridyl) phosphate, a chemical compound with the formula C10H12Cl3N1O4P, exhibits unique solubility properties that are influenced by its molecular structure and functional groups. Here are some key points regarding its solubility:

  • Solvent Compatibility: This compound is generally more soluble in organic solvents such as acetone and ethanol whereas it has limited solubility in water due to its hydrophobic characteristics.
  • Influence of Chlorine Atoms: The presence of chlorine atoms can increase its lipophilicity, contributing to lower water solubility.
  • Phosphate Group: The phosphate moiety imparts some degree of polarity; however, its impact on solubility tends to be overshadowed by the non-polar aspects of the diethyl and chlorinated pyridine components.

In general, the solubility of diethyl (3,5,6-trichloro-2-pyridyl) phosphate is characterized by:

  1. Low water solubility
  2. Higher solubility in organic solvents
  3. Dependency on temperature and solvent polarity

As a result, when working with this compound in laboratory or field applications, it is essential to consider these solubility characteristics to ensure proper handling and analysis.

Interesting facts

Interesting Facts about Diethyl (3,5,6-Trichloro-2-pyridyl) Phosphate

Diethyl (3,5,6-trichloro-2-pyridyl) phosphate is a fascinating compound with a unique chemical structure and a significant role in various scientific applications. Here are some engaging facts about this compound:

  • Role as an Insecticide: This compound is primarily recognized for its use as a powerful insecticide. Its ability to disrupt the nervous system of insects makes it highly effective in agricultural pest management.
  • Organophosphate Group: Diethyl (3,5,6-trichloro-2-pyridyl) phosphate belongs to the organophosphate family, which are esters of phosphoric acid. This family is known for its wide variety of applications, including pesticides and herbicides.
  • Environmental Concerns: While effective as a pest control agent, the persistence of organophosphate compounds in the environment raises concerns regarding their impact on non-target organisms. Scientists continue to study the environmental fate of this compound.
  • Research Applications: Research into the mechanisms of organophosphate toxicity has leveraged compounds like diethyl (3,5,6-trichloro-2-pyridyl) phosphate. Understanding these mechanisms is crucial for developing safer pest management strategies.
  • Structure-Activity Relationship: The specific arrangement of chlorine atoms on the pyridine ring enhances the compound’s efficacy and selectivity. This highlights the importance of molecular structure in determining biological activity.

In summary, diethyl (3,5,6-trichloro-2-pyridyl) phosphate serves as an example of how chemistry intersects with agriculture, environmental science, and toxicology. Its effectiveness as an insecticide and the potential risks associated with its use make it a compound of great interest among scientists.

Synonyms
Chlorpyrifos oxon
diethyl 3,5,6-trichloropyridin-2-yl phosphate
diethyl (3,5,6-trichloropyridin-2-yl) phosphate
7RC6H1MPX6
DTXSID1038666
DTXCID9018666
690-140-4
5598-15-2
CHLORPYRIFOS-OXON
Dursbanoxon
Fospirate-ethyl
Chloropyrifos oxon
Chlorphrifos Oxon
O,O-Diethyl O-3,5,6-trichloro-2-pyridyl phosphate
Diethyl-2,5,6-trichloro-2-pyridinol
Phosphoric acid, diethyl 3,5,6-trichloro-2-pyridinyl ester
PHOSPHORIC ACID, DIETHYL 3,5,6-TRICHLORO-2-PYRIDYL ESTER
CHEMBL444970
Diethyl 3,5,6-trichloro-2-pyridyl phosphate
CCRIS 7774
C9H11Cl3NO4P
BRN 1545755
Phospyrat ethyl
Diethyl-3,5,6-trichloro-2-pyridyl phosphate
Chlorpyrifos O.A.
UNII-7RC6H1MPX6
SCHEMBL1168184
Tox21_301063
BDBM50247086
AKOS040758198
Diethyl-2,5-6-trichloro-2-pyridinol
FC20412
NCGC00163710-02
NCGC00168295-01
NCGC00168295-02
NCGC00254965-01
DA-51864
CAS-5598-15-2
HY-136610
CS-0132276
NS00073907
3,5,6-Trichloro-2-pyridyl diethyl phosphate
EN300-305264
G13033
diethyl (3,5,6-trichloro-2-pyridyl) phosphate
Diethyl 3,5,6-trichloro-2-pyridinyl phosphate #
Q26840746
Phosphoric acid diethyl 3,5,6-trichloro-2-pyridinyl ester;6-Trichloro-2-pyridyl diethyl phosphate;Chloropyrifos oxon