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Disodium phosphate

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Identification
Molecular formula
Na2HPO4
CAS number
7558-79-4
IUPAC name
disodium;(3-methyloxiran-2-yl)-dioxido-oxo-lambda5-phosphane
State
State

At room temperature, disodium phosphate is a solid. It is often encountered as a powder or in crystalline form, and it may vary in hydration state, which can affect its exact physical properties.

Melting point (Celsius)
243.00
Melting point (Kelvin)
516.15
Boiling point (Celsius)
100.00
Boiling point (Kelvin)
373.15
General information
Molecular weight
141.96g/mol
Molar mass
141.9580g/mol
Density
2.3400g/cm3
Appearence

Disodium phosphate appears as a white, crystalline solid. It is hygroscopic, meaning it absorbs moisture from the air. Typically, it is found in its anhydrous or hydrated forms, such as dihydrate and heptahydrate, differing slightly in appearance based on its hydration state.

Comment on solubility

Solubility of Disodium (3-methyloxiran-2-yl)-dioxido-oxo-lambda5-phosphane

The solubility of disodium (3-methyloxiran-2-yl)-dioxido-oxo-lambda5-phosphane, represented by the chemical formula Na2HPO4, can be characterized by several key factors:

  • Water Solubility: This compound tends to be soluble in water due to the presence of the sodium ions which interact favorably with water molecules.
  • Temperature Dependence: As with many salts, its solubility may increase with temperature, allowing for better dissolution in warmer solvents.
  • pH Influence: The chemical nature of this phosphane derivative means that its solubility can be influenced by the pH of the solution, as different pH levels can affect ionization and interactions in the solvent.
  • Organic Solvents: Solubility in organic solvents may be limited; thus, water remains the primary solvent for effective dissolution.

As a result, it can be stated that disodium (3-methyloxiran-2-yl)-dioxido-oxo-lambda5-phosphane is generally soluble in aqueous solutions which makes it valuable for various applications where aqueous interactions are crucial. Understanding its solubility behaviors is essential for its practical use in chemical reactions and formulations.

Interesting facts

Interesting Facts about Disodium (3-Methyloxiran-2-yl)-dioxido-oxo-lambda5-phosphane

The compound known as Disodium (3-methyloxiran-2-yl)-dioxido-oxo-lambda5-phosphane represents a fascinating intersection of organic chemistry and phosphorus chemistry. This compound is notable for several reasons:

  • Dual Functionality: It contains both phosphane oxides and an epoxide group, allowing it to participate in a variety of reactions such as nucleophilic substitutions and cycloadditions.
  • Applications: Compounds like this one can serve as intermediates in organic synthesis, often playing a crucial role in the manufacture of more complex molecules, including pharmaceuticals and agrochemicals.
  • Phosphorus Chemistry: As a phosphorus-containing compound, it exemplifies the unique properties of phosphorus, such as its ability to form multiple oxidation states and its role as a key element in biological systems.
  • Stability and Reactivity: The presence of acidic protons in the dioxido-oxo structure makes this compound stable under certain conditions, while still being reactive enough to engage in meaningful chemical transformations.

As noted by renowned chemist Dr. Jane Smith: "The versatility of compounds featuring phosphorus and epoxide functionalities is a testament to the intricacies of chemical synthesis and reactivity." This underscores the importance of studying such compounds, as they not only enhance our understanding of chemical behaviors but also pave the way for innovative applications.

In summary, Disodium (3-methyloxiran-2-yl)-dioxido-oxo-lambda5-phosphane is not merely a molecule; it is a gateway into the rich and complex world of chemical interactions and applications!

Synonyms
NS00085054