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Sodium hexametaphosphate

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Identification
Molecular formula
Na6P6O18
CAS number
10124-56-8
IUPAC name
hexasodium;2,4,6,8,10,12-hexaoxido-1,3,5,7,9,11-hexaoxa-2lambda5,4lambda5,6lambda5,8lambda5,10lambda5,12lambda5-hexaphosphacyclododecane 2,4,6,8,10,12-hexaoxide
State
State

At room temperature, sodium hexametaphosphate is in a solid state. It is usually found in the form of a crystalline or glassy powder, which can readily dissolve in water, forming a slightly viscous solution.

Melting point (Celsius)
628.00
Melting point (Kelvin)
901.00
Boiling point (Celsius)
1 500.00
Boiling point (Kelvin)
1 773.00
General information
Molecular weight
611.77g/mol
Molar mass
611.7700g/mol
Density
2.4840g/cm3
Appearence

Sodium hexametaphosphate typically appears as a colorless or white crystalline powder or granules. It is often glassy or transparent in nature due to its amorphous structure. The compound is hygroscopic, meaning it can absorb moisture from the environment.

Comment on solubility

Solubility of Hexasodium 2,4,6,8,10,12-hexaoxido-1,3,5,7,9,11-hexaoxa-2lambda5,4lambda5,6lambda5,8lambda5,10lambda5,12lambda5-hexaphosphacyclododecane 2,4,6,8,10,12-hexaoxide (Na6P6O18)

Hexasodium 2,4,6,8,10,12-hexaoxido-1,3,5,7,9,11-hexaoxa-2lambda5,4lambda5,6lambda5,8lambda5,10lambda5,12lambda5-hexaphosphacyclododecane 2,4,6,8,10,12-hexaoxide, with the formula Na6P6O18, presents some interesting characteristics regarding solubility. This compound is a sodium salt which generally enhances its solubility in water due to the presence of the sodium ions.

The solubility of this compound can be influenced by the following factors:

  • Ionic Nature: Being an ionic compound, Na6P6O18 is typically soluble in polar solvents like water.
  • Concentration: High concentrations of sodium ions in solution can lead to precipitation under specific conditions.
  • Temperature: Increased temperature often enhances the solubility of salts in water, making it a vital consideration during solubility assessments.
  • Complex Formation: The complex structure may affect solubility; however, like other polyphosphate compounds, it is likely to remain soluble in aqueous environments.

In general, hexasodium phosphates are known to be quite soluble in water, which supports various applications in chemical processes. As with many compounds, always consider specific concentration and temperature conditions when predicting solubility behavior.

Interesting facts

Interesting Facts about Hexasodium; 2,4,6,8,10,12-hexaoxido-1,3,5,7,9,11-hexaoxa-2λ5,4λ5,6λ5,8λ5,10λ5,12λ5-hexaphosphacyclododecane 2,4,6,8,10,12-hexaoxide

This fascinating compound, often referred to in more common terms as hexasodium phosphacyclododecane, showcases the complexity and intricacies of modern chemical science. Here are some intriguing aspects of this compound:

  • Unique Structure: The framework of this compound is a hexaphosphacyclododecane, which gives it a cyclic structure featuring alternating phosphorus and oxygen atoms.
  • Versatile Applications: Due to its multifunctional properties, this compound has promising potential in various fields, including catalysis, materials science, and nanotechnology.
  • Safeguarding: This compound's sodium salts can sometimes be used in chemical stabilization processes, ensuring the safe handling and transportation of reactive substances.
  • Research Potential: Ongoing studies are evaluating its use in pharmaceuticals, where phosphorous compounds have been linked to antimicrobial and antifungal properties.
  • Coordination Chemistry: Its ability to coordinate with other metal ions makes it a subject of interest in coordination chemistry, offering pathways to develop new materials.

As a chemical scientist or student, you may also be captivated by the synthesis of such complex compounds, as it often requires advanced techniques and a deep understanding of chemical reactivity. In the words of renowned chemist Linus Pauling, "The best way to have a good idea is to have lots of ideas", and exploring compounds like hexasodium phosphacyclododecane is a testament to that philosophy in action.
The future may hold even more surprising applications for this remarkable and multifaceted compound, further underlining the importance of continued research in this area.

Synonyms
Hexasodium hexametaphosphate
Chemi-charl
Calgon S
Calgon (old)
Caswell No. 772
Hexasodium metaphosphate
Phosphate, sodium hexameta
FEMA 3027
HSDB 5053
Natrium hexametaphosphat
N40N91DW96
EINECS 233-343-1
Sodium hexametaphosphate (Na6P6O18)
EPA Pesticide Chemical Code 076402
UNII-N40N91DW96
DTXSID1047522
Metaphosphoric acid (H6P6O18), hexasodium salt
METAPHOSPHORIC ACID SODIUM SALT
SODIUM HEXAMETAPHOSPHATE ((NAPO3)6)
EC 233-343-1
HYPHOS CONCENTRATE
DTXCID9027522
hmp
sodium hexametaphosphate
Calgon
Graham's salt
SODIUMHEXAMETAPHOSPHATE
hexasodium;2,4,6,8,10,12-hexaoxido-1,3,5,7,9,11-hexaoxa-2lambda5,4lambda5,6lambda5,8lambda5,10lambda5,12lambda5-hexaphosphacyclododecane 2,4,6,8,10,12-hexaoxide
SHMP
Medi-Calgon
Hexametaphosphate, sodium salt
polymetaphosphate
Sodium phosphate (Na6P6O18)
Natrium hexametaphosphat [German]
Metaphosphoric acid, hexasodium salt
Sodium hexamethylphosphate
SCHEMBL35896
Hexasodium metaphosphate (P6O186(-))
FS180002
HEXASODIUM HEXAMETAPHOSPHATE [HSDB]
NS00014057
Sodium hexametaphosphate, LR, >=67% P2O5 basis
Q3116769
Hexasodium cyclohexaphosphoxane-2,4,6,8,10,12-hexolate 2,4,6,8,10,12-hexaoxide
SHP