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Disodium EDTA

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

At room temperature, Disodium EDTA is typically in a solid-state form, allowing it to be easily handled and stored for use in various applications.

Melting point (Celsius)
252.00
Melting point (Kelvin)
525.15
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
372.24g/mol
Molar mass
372.2390g/mol
Density
0.8602g/cm3
Appearence

Disodium EDTA appears as a white crystalline powder or solid. It is odourless and highly soluble in water, contributing to its widespread use in various applications, ranging from industrial to pharmaceutical.

Comment on solubility

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

The solubility of sodium 2-[2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetate is a notable characteristic that is influenced by its complex structure and functional groups. This compound is highly water-soluble due to several factors:

  • Presence of Carboxymethyl Groups: The numerous carboxymethyl groups (-CH2COOH) in its structure contribute to its hydrophilicity, allowing it to dissolve readily in aqueous solutions.
  • Ionic Nature: As a sodium salt, it dissociates in water, yielding sodium ions and a complex anion, which promotes solubility.
  • Hydrogen Bonding: The amine and carboxylic acid moieties can form hydrogen bonds with water molecules, further enhancing solubility.

As a result, this compound is typically described as being highly soluble in water, making it efficient for various applications where aqueous solutions are required. It is often stated that “solubility is not just a property, it is a gateway to functionality” in the world of chemical compounds.

In summary, the solubility of this compound can be classified as:

  1. Very soluble: Easily dissolves in water.
  2. Temperature dependent: Like most compounds, its solubility might be affected by changes in temperature, though it remains favorable under a wide range of conditions.
Interesting facts

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

Sodium; 2-[2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetate, commonly known as sodium tris(carboxymethyl)aminomethane or simply "Tris", is an intriguing compound with a range of applications in biochemistry and molecular biology.

Key Highlights:

  • Biological Buffer: Tris is widely used as a buffering agent in biological and biochemical research. It helps maintain a stable pH in a range of biochemical reactions.
  • Importance in Electrophoresis: This compound is crucial in techniques such as SDS-PAGE and agarose gel electrophoresis, where pH stabilization is necessary for separating biomolecules like proteins and nucleic acids.
  • Versatile pH Range: Tris is effective in a pH range of approximately 7 to 9, allowing researchers to customize experimental conditions according to their specific needs.
  • Safety: It is generally considered safe for use, making it a preferred choice in many laboratory protocols.

Moreover, the structural features of Tris, characterized by multiple carboxymethyl groups, contribute to its effectiveness as a chelator, allowing it to interact meaningfully with ions and stabilize them in solution. This is particularly useful in enzymatic reactions that rely on metal ions.

As a chemist or student in molecular biology, understanding the role of Tris in research can open doors to innovative experiments and foster a deeper appreciation for the delicate balance of biological systems. As noted by one notable scientist, "The path to discovery often lies in the seemingly simple tools we use every day in the lab."

Overall, sodium; 2-[2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetate is more than just a compound; it is an indispensable ally in the quest for knowledge in the life sciences.