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Monuron

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Identification
Molecular formula
C9H11Cl2N3O
CAS number
150-68-5
IUPAC name
1-(4,6-dichloro-1,3,5-triazin-2-yl)-3-phenyl-urea
State
State

At room temperature, Monuron is in a solid state. It is generally stable under the prescribed storage conditions.

Melting point (Celsius)
174.00
Melting point (Kelvin)
447.00
Boiling point (Celsius)
371.00
Boiling point (Kelvin)
644.00
General information
Molecular weight
251.11g/mol
Molar mass
251.1200g/mol
Density
1.4400g/cm3
Appearence

Monuron is typically observed as white crystalline solid. Its appearance can also vary slightly to off-white depending on purity and specific formulation. This compound is usually odorless.

Comment on solubility

Solubility of 1-(4,6-Dichloro-1,3,5-triazin-2-yl)-3-phenyl-urea

The solubility characteristics of 1-(4,6-dichloro-1,3,5-triazin-2-yl)-3-phenyl-urea indicate its behavior as a moderately soluble compound in various solvents. This aspect is crucial for understanding its applications and efficacy in different environments. Here are some important points regarding its solubility:

  • Solvent Dependency: The solubility of this compound is influenced by the polarity of the solvent. It tends to dissolve better in organic solvents compared to water due to its non-polar aromatic structure.
  • Temperature Effect: Like many organic compounds, the solubility of 1-(4,6-dichloro-1,3,5-triazin-2-yl)-3-phenyl-urea generally increases with temperature, making it more soluble at elevated temperatures.
  • pH Influence: The solubility may also vary with pH levels, where acidic or basic conditions could alter its dissolution behavior by affecting the ionization status of the compound.
  • Complex Formation: In certain cases, 1-(4,6-dichloro-1,3,5-triazin-2-yl)-3-phenyl-urea can form complexes with other compounds, which can enhance or inhibit its solubility.

Understanding the solubility of this chemical is essential, as it directly impacts its biological activity, environmental behavior, and suitability for practical applications. As emphasized often in chemistry, "Like dissolves like," which is an important rule to consider when attempting to predict how this compound interacts with solvents.

Interesting facts

Interesting Facts about 1-(4,6-Dichloro-1,3,5-triazin-2-yl)-3-phenyl-urea

1-(4,6-Dichloro-1,3,5-triazin-2-yl)-3-phenyl-urea, often referenced simply as a triazine compound, belongs to a class of chemicals that have garnered significant attention in the fields of agrochemicals and pharmaceuticals. Here are some noteworthy points about this compound:

  • Versatile Use: This compound showcases a variety of applications, particularly in the agriculture sector, where it is employed as an effective herbicide. Its ability to inhibit specific enzymes in plants makes it invaluable for weed control.
  • Complex Structure: The presence of a triazine ring combined with a urea moiety highlights a unique structural complexity. This feature contributes to its potent biological activity and chemical stability.
  • Mechanism of Action: The compound works primarily by interrupting the synthesis of chlorophyll, which is crucial for plant growth. "Without chlorophyll, plants cannot photosynthesize, leading to their eventual demise," a key reason why it is effective in managing invasive weed species.
  • Environmental Considerations: As with many agrochemicals, there is ongoing research into the environmental impact of this compound. Studies are being conducted to evaluate its persistence in soil and groundwater, as well as its potential toxicity to non-target organisms.
  • Chemical Derivatives: The modification of the triazine ring can lead to a range of derivatives, opening doors to tailor-made herbicides with specific target profiles and reduced environmental footprints.

In conclusion, 1-(4,6-Dichloro-1,3,5-triazin-2-yl)-3-phenyl-urea is a fascinating compound with significant implications in both chemistry and agriculture. Its unique structure, combined with its effective mechanism of action, enables it to meet the challenges posed by unwanted vegetation while prompting scientists to ensure its safe use and environmental compatibility.