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Phosmet

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Identification
Molecular formula
C11H12Cl2NO3PS
CAS number
732-11-6
IUPAC name
(2,5-dichloro-4-methylsulfanyl-phenoxy)-diethoxy-thioxo-lambda5-phosphane
State
State

Phosmet is typically found as a solid at room temperature.

Melting point (Celsius)
72.00
Melting point (Kelvin)
345.15
Boiling point (Celsius)
427.10
Boiling point (Kelvin)
700.25
General information
Molecular weight
317.22g/mol
Molar mass
317.2230g/mol
Density
1.3500g/cm3
Appearence

Phosmet appears as a crystalline solid. The crystals are usually colorless to slightly off-white. It may appear as a fine powder and does not have any distinctive odor.

Comment on solubility

Solubility of (2,5-dichloro-4-methylsulfanyl-phenoxy)-diethoxy-thioxo-lambda5-phosphane

The solubility of (2,5-dichloro-4-methylsulfanyl-phenoxy)-diethoxy-thioxo-lambda5-phosphane can be influenced by several factors due to its complex molecular structure. Here are some key points to consider:

  • Polarity: The presence of polar functional groups may enhance solubility in polar solvents such as water.
  • Molecular Size: The larger molecular size can often hinder solubility in common solvents and may lead to lower overall solubility.
  • Hydrogen Bonding: The capability of forming hydrogen bonds can create stronger interactions with solvents, possibly increasing solubility in organic solvents.
  • Solvent Compatibility: Its solubility profile is likely better in organic solvents like dimethyl sulfoxide (DMSO) or acetone than in aqueous solutions.

As such, one might say, “Solubility is not just a property; it’s a behavior reflecting molecular interactions.” Therefore, while precise solubility data may be scarce, understanding the molecular characteristics offers valuable insights. Experimentation will be crucial for determining the exact solubility limits of this compound under various conditions.

Interesting facts

Interesting Facts about (2,5-Dichloro-4-methylsulfanyl-phenoxy)-diethoxy-thioxo-lambda5-phosphane

(2,5-Dichloro-4-methylsulfanyl-phenoxy)-diethoxy-thioxo-lambda5-phosphane is a fascinating compound that belongs to the category of organophosphorus compounds. Its complexity is not merely in its structure but also in its potential applications and effects.

Unique Structural Features

  • Substituents: This compound is notably characterized by the presence of both chlorine and sulfanyl substituents on the aromatic ring, which can significantly influence its reactivity and interaction with biological systems.
  • Phosphorothioate group: The thioxo-lambda5-phosphane moiety introduces unique properties, allowing it to exhibit thioester-like behavior, pertinent for various chemical reactions.

Applications

The intricate nature of this compound opens doors to numerous applications:

  • Agricultural Chemistry: Organophosphorus compounds often serve as herbicides, insecticides, or fungicides, demonstrating their importance in the field of crop protection.
  • Pharmaceutical Development: The structural framework may provide the basis for developing new therapeutic agents, particularly in combating resistant strains of diseases.

Environmental and Biological Considerations

One cannot overlook the potential environmental impacts of such compounds:

  • Due to their chemical reactivity, there is an interest in studying their breakdown products and persistence in the environment.
  • Research on the interactions of this compound with biological systems is crucial to determine its safety and efficacy as a pesticide.

In summary, (2,5-Dichloro-4-methylsulfanyl-phenoxy)-diethoxy-thioxo-lambda5-phosphane encapsulates a wide spectrum of scientific curiosity ranging from its unique chemical structure to its impactful applications. Continual research into such compounds not only enhances our understanding of their chemical behavior but also aids in addressing practical challenges across various fields of study.

Synonyms
CHLORTHIOPHOS
Chlorthiophos I
Celathion
60238-56-4
Celamerck S-2957
21923-23-9
CELA S-2957
1Y631ZW1IN
OMS 1342
CM S 2957
ENT 27635
S 2957
EPA Pesticide Chemical Code 111811
NSC 195164
O-(2,5-Dichloro-4-(methylthio)phenyl) O,O-diethyl phosphorothioate
AI3-27635
DTXSID9041786
CELA S 2957
NSC-195164
O,O-Diethyl-O-2,4,5-dichloro-(methylthio)phenyl thionophosphate
Phosphorothioic acid, O-(2,5-dichloro-4-(methylthio)phenyl) O,O-diethyl ester
Phosphorothioic acid, O-[2,5-dichloro-4-(methylthio)phenyl] O,O-diethyl ester
RefChem:125588
O256QW5Y0Q
DTXCID2021785
DTXSID4041785
DTXCID401782699
244-663-6
O,O-Diethyl-O-(2,5-dichloro-4-(methylthio)phenyl)thionophosphate combined with O,O-diethyl-O-(4,5-dichloro-2-(methylthio)phenyl)thionophosphate and O,O-diethyl-O-(2,4-dichloro-5-(methylthio)phenyl)thionophosphate
Chlorthiophos (Mix of Isomers)
CHEBI:82109
Chlorthiophos Standard
(2,5-dichloro-4-methylsulfanylphenoxy)-diethoxy-sulfanylidene-$l^{5}-phosphane
(2,5-dichloro-4-methylsulfanylphenoxy)-diethoxy-sulfanylidene-lambda5-phosphane
Phosphorothioic acid, O,O-diethyl O-(2,5-dichloro-4-(methylthio)phenyl) ester
Caswell No. 310A
Chlorthiophos (Mixture of isomers)
Chlorthiophos [ISO]
HSDB 6451
EINECS 244-663-6
Celathion (pesticide)
BRN 2003497
Celamerck S 2957
UNII-1Y631ZW1IN
C11H15Cl2O3PS2
SCHEMBL5933649
CHEMBL2074800
SCHEMBL29908516
MSK20058
MFCD00143963
AKOS015903378
O-(Dichloro(methylthio)phenyl) O,O-diethyl phosphorothioate (3 isomers)
O,O-Diethyl-O-(2,5-dichloro-4-(methylthio)phenyl)thionophosphate combined with O,O-diethyl-O-(4,5-dichloro-2- (methylthio)phenyl)thionophosphate and O,O-diethyl-O- (2,4-dichloro-5-(methylthio)phenyl)thionophosphate
DB-053564
NS00021861
C18970
Chlorthiophos, PESTANAL(R), analytical standard
Q5103231
o-[2,5-Dichloro-4-(methylsulfanyl)phenyl] o,o-diethyl thiophosphate
(2,5-dichloro-4-methylsulfanyl-phenoxy)-diethoxy-thioxo-lambda5-phosphane
O-(2,3-DICHLORO-4-(METHYLSULFANYL)PHENYL)O,O-DIMETHYL PHOSPHOROTHIOATE