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Hydroxyapatite

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Identification
Molecular formula
Ca5(PO4)3(OH)
CAS number
1306-06-5
IUPAC name
hexacalcium;(2,3,4,5,6-pentaphosphonatooxycyclohexyl) phosphate
State
State

At room temperature, hydroxyapatite is a solid. It is widely used as a material in medical applications due to its similarity to human bone mineral.

Melting point (Celsius)
1 100.00
Melting point (Kelvin)
1 373.00
Boiling point (Celsius)
1 500.00
Boiling point (Kelvin)
1 773.00
General information
Molecular weight
502.31g/mol
Molar mass
502.3080g/mol
Density
3.1600g/cm3
Appearence

Hydroxyapatite appears as a white powder. It is crystalline in structure and may have a slightly glossy appearance under light. It is insoluble in water but has a high biocompatibility, making it a significant material for medical implants and bone repair.

Comment on solubility

Solubility of Hexacalcium; (2,3,4,5,6-pentaphosphonatooxycyclohexyl) Phosphate

The solubility of hexacalcium; (2,3,4,5,6-pentaphosphonatooxycyclohexyl) phosphate in various solvents can be quite intriguing due to its complex structure.

In Aqueous Solutions:

Generally, calcium phosphates exhibit limited solubility in water, and this compound seems to follow that trend. Several factors influence its solubility:

  • Ionic Strength: Higher ionic strength can decrease solubility due to common ion effects.
  • pH Levels: Alkaline conditions may lead to precipitation.
  • Temperature: Increased temperatures typically enhance solubility in salts, but specific behaviors can vary.

In Organic Solvents:

The solubility of this compound in organic solvents is generally expected to be low due to its ionic and polar characteristics. Typical organic solvents include:

  • Acetone
  • Ethanol
  • Chloroform

However, you may find minimal solubility in highly polar solvents under specific conditions.

Understanding the solubility of hexacalcium; (2,3,4,5,6-pentaphosphonatooxycyclohexyl) phosphate is essential for its applications in various fields, as it affects reactivity and bioavailability. Ultimately, this compound's solubility behavior demonstrates a delicate balance influenced by its multi-component structure and environmental factors.

Interesting facts

Interesting Facts About Hexacalcium (2,3,4,5,6-Pentaphosphonatooxycyclohexyl) Phosphate

Hexacalcium (2,3,4,5,6-pentaphosphonatooxycyclohexyl) phosphate is a fascinating compound that stands at the intersection of organic chemistry and materials science. Here are some intriguing aspects of this compound:

  • Complex Structure: The molecular architecture of hexacalcium phosphate reveals multiple functional groups which contribute towards its unique chemical properties. This complexity allows researchers to explore its potential applications across various fields.
  • Biocompatibility: With an increasing focus on biocompatible materials for biomedical applications, this compound shows promise for use in drug delivery systems and tissue engineering, owing to its compatibility with biological systems.
  • Phosphonate Groups: The presence of pentaphosphonato groups adds significant interest; these groups are known for their strong binding affinities in biological environments, potentially enhancing the compound's stability and effectiveness.
  • Research Applications: Current research is exploring hexacalcium phosphate’s role in catalysis and as a potential stabilizer in various chemical reactions, allowing scientists to investigate novel pathways in synthetic chemistry.
  • Environmental Impact: This compound may also contribute to sustainable practices by promoting green chemistry principles through its use of non-toxic, readily available precursors.

As you dive into the study of hexacalcium (2,3,4,5,6-pentaphosphonatooxycyclohexyl) phosphate, consider these points:

  1. Consider how the compound's characteristics can be manipulated for specific industrial applications.
  2. Explore the interactions at the molecular level that govern its behavior in solutions.
  3. Keep an eye out for emerging research that highlights innovative uses of this compound.

This compound represents just one of the many intriguing possibilities within the field of chemistry, underscoring the discipline's boundless potential for discovery and innovation.

Synonyms
CALCIUM PHYTATE
7776-28-5
Calcium fytate
3615-82-5
PHYTIC ACID CALCIUM
hexacalcium;(2,3,4,5,6-pentaphosphonatooxycyclohexyl) phosphate
Inositol hexaphosphate calcium salt
23183-60-0
L1WK0T5S7Z
Inositol, hexakis(dihydrogen phosphate), calcium salt (1:6), myo-
Myo-inositol, hexakis(dihydrogen phosphate), calcium salt (1:6)
Calcium (1R,2r,3S,4R,5s,6S)-cyclohexane-1,2,3,4,5,6-hexayl hexakis(phosphate)
Hexacalcium phytate
Phytic acid calcium salt
UNII-L1WK0T5S7Z
HSDB 962
EINECS 231-897-9
FERRONIF
CALCIUM PHYTATE [HSDB]
DTXSID40998952
WPEXVRDUEAJUGY-UHFFFAOYSA-B
Inositol, hexakis(dihydrogen phosphate) calcium salt(1:6), myo-
MFCD00082315
AKOS015901408
FC12183
FC168626
FS-10467
Q27282591
Hexacalcium cyclohexane-1,2,3,4,5,6-hexayl hexakis(phosphate)
hexacalcium,(2,3,4,5,6-pentaphosphonatooxycyclohexyl) phosphate
Calcium rel-(1R,2r,3S,4R,5s,6S)-cyclohexane-1,2,3,4,5,6-hexayl hexakis(phosphate)
Calcium(1R,2r,3S,4R,5s,6S)-cyclohexane-1,2,3,4,5,6-hexaylhexakis(phosphate)
MYO-INOSITOL, 1,2,3,4,5,6-HEXAKIS(DIHYDROGEN PHOSPHATE), CALCIUM SALT (1:6)