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EDTA disodium salt

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Identification
Molecular formula
C10H14N2Na2O8
CAS number
139-33-3
IUPAC name
sodium;2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetate
State
State

EDTA disodium salt is typically a solid at room temperature. It is often handled as a powder and used in various solutions in laboratories due to its solubility in water when in the form of its sodium salt. This makes it convenient for various applications, particularly in biochemistry and molecular biology settings where chelation of metal ions is required.

Melting point (Celsius)
252.00
Melting point (Kelvin)
525.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
372.24g/mol
Molar mass
372.2400g/mol
Density
1.0108g/cm3
Appearence

Usually, EDTA disodium salt appears as a white crystalline powder that is insoluble in water and organic solvents. It is commonly found in a hydrated form that can also appear slightly off-white depending on the conditions of storage or specific formulation methods used. When dissolved, it forms a colorless solution.

Comment on solubility

Solubility of Sodium; 2-[2-[Bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetate

Sodium; 2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetate, commonly referred to as a sodium salt of a complex amino acid derivative, exhibits notable solubility characteristics primarily attributable to its ionic nature and the presence of multiple functional groups.

Key Solubility Insights:

  • Solubility in Water: This compound is highly soluble in water due to the polar nature of the carboxymethyl groups, which facilitate hydrogen bonding with water molecules.
  • Effect of pH: The solubility may be influenced by the pH of the solution. At different pH levels, the ionization of the carboxylic groups may enhance or reduce the solubility.
  • Temperature Dependency: Like many salts, its solubility can increase with temperature, making it more amenable to dissolution in warm solutions.
  • Interactions with Other Ions: The presence of competing ions in a solution can affect its solubility and lead to the formation of complexes or precipitates.

Overall, the compound's solubility profile indicates its effectiveness in various aqueous applications, particularly in biological and chemical contexts, where such properties are critical. As often quoted, "The solubility of a substance is a key determinant of its role in chemical reactions and biological processes."

In summary, the solubility attributes of sodium; 2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetate position it as an essential chemical for investigations involving pH and temperature variations in aqueous environments.

Interesting facts

Interesting Facts about Sodium 2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetate

Sodium 2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetate, commonly known as *EDTA sodium salt*, is a fascinating compound with a variety of applications in both scientific research and industrial processes. Here are some compelling facts about this important chemical:

  • Versatile Chelating Agent: This compound acts as a chelator, meaning it can bind metal ions and effectively sequester them. This property makes it essential in many chemical reactions where metal ions could interfere.
  • Stabilization of Metal Ions: The chelation properties of EDTA are particularly valuable in laboratory settings, where it helps stabilize metal ions in solution, providing clarity and consistency in analytical results.
  • Widely Used in Medicine: EDTA sodium salt is often employed in medical applications, such as in treatments for heavy metal poisoning. Its ability to bind to toxic metals like lead or mercury facilitates their excretion from the body.
  • Application in Agriculture: In agriculture, this compound is utilized to deliver essential nutrients to plants. By fortifying soil with chelated micronutrients such as iron or zinc, it enhances nutrient availability, promoting better crop yield.
  • Environmental Remediation: EDTA also plays a role in environmental science, where it is used in the cleanup of contaminated soils by aiding in the extraction of heavy metals from the soil.

This compound showcases the intersection of chemistry and practical application, proving that understanding molecular interactions can lead to significant advancements in various fields. As one might say in the realm of science, “The more we understand the compounds around us, the more we can utilize them for the betterment of our world.”

To sum up, sodium 2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetate is not just a chemical; it is a vital tool in medicine, agriculture, and environmental sciences, demonstrating the profound impact that chemistry has on our daily lives.