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Silver picrate

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Identification
Molecular formula
C6H2AgN3O7
CAS number
15314-37-1
IUPAC name
silver;2,4,6-trinitrophenolate
State
State

At room temperature, silver picrate is typically found as a crystalline solid. Due to its sensitivity, care should be taken in its handling and storage to prevent explosions.

Melting point (Celsius)
95.00
Melting point (Kelvin)
368.00
Boiling point (Celsius)
320.00
Boiling point (Kelvin)
593.00
General information
Molecular weight
368.13g/mol
Molar mass
368.1280g/mol
Density
2.1100g/cm3
Appearence

Silver picrate appears as a yellow crystalline solid. It is sensitive to shock and friction, making it a potentially explosive compound. The crystals can vary in size but typically appear fine and powdery.

Comment on solubility

Solubility of Silver 2,4,6-trinitrophenolate

Silver 2,4,6-trinitrophenolate, often referred to as silver picrate, exhibits fascinating solubility characteristics. Its behavior in various solvents can be outlined as follows:

  • Water Solubility: Silver 2,4,6-trinitrophenolate is generally considered insoluble in water. This lack of solubility is primarily due to the intricate structure of the compound, which hinders its interaction with water molecules.
  • Organic Solvents: This compound shows variable solubility in organic solvents. It is often noted to be preferentially soluble in:
    • Alcohols (like ethanol)
    • Aromatic hydrocarbons (such as benzene)
  • Solubility in Acids and Bases: The solubility can also change significantly in acidic or basic environments, as the protonation or deprotonation of the compound can enhance its solubility characteristics.

In summary, the solubility of silver 2,4,6-trinitrophenolate is highly dependent on the solvent used and conditions such as pH. As a result, it can be classified as insoluble in water, yet it becomes more receptive to dissolution in suitable organic solvents or varying pH levels. Understanding these properties is key when working with this compound in laboratory settings.

Interesting facts

Interesting Facts about Silver 2,4,6-trinitrophenolate

Silver 2,4,6-trinitrophenolate, commonly known as silver picrate, is a fascinating compound with several intriguing aspects that appeal to chemists and enthusiasts alike. Here are some key points to consider:

  • Historical Significance: Silver picrate has played a role in the development of military explosives due to its high stability and sensitivity. It is often noted for its use in historical pyrotechnic formulations.
  • Chemical Structure: This compound is characterized by the presence of the nitrophenolate ion, which contributes to its explosive properties. The three nitro groups (–NO2) on the phenol ring enhance its reactivity.
  • Applications: Beyond its use in weaponry, silver picrate is employed in various analytical chemistry applications, particularly in the quantitative determination of certain compounds.
  • Environmental Concerns: Like many metal nitrates, silver picrate needs to be handled with care due to its potential environmental impact. Its decomposition products can be harmful, which raises concerns about its disposal.
  • Safety Precautions: When working with silver picrate, it is essential to follow safety protocols. This compound is sensitive to shock and friction, making proper storage and handling critical to prevent accidental detonation.

As a compound with both historical relevance and modern applications, silver 2,4,6-trinitrophenolate represents a unique intersection of chemistry, safety, and environmental science. Its study continues to provide valuable insights into both explosive materials and analytical techniques.

Synonyms
SILVER PICRATE
Picragol
146-84-9
UNII-F2H1Y34H2N
Picrotol
F2H1Y34H2N
Picric acid, silver(1+) salt
silver;2,4,6-trinitrophenolate
Phenol, 2,4,6-trinitro-, silver(1+) salt
EINECS 205-682-5
NSC 168933
SILVER PICRATE [MI]
Silver, (picryloxy)-
NSC-168933
SILVER PICRATE, (WET WITH >= 30% WATER)
SILVER PICRATE, [WET WITH >= 30% WATER]
UN1347
Silver picrate (dry)
SILVER MONOPICRATE
SILVER(I) PICRATE
SCHEMBL48278
TYTYIUANSACAEM-UHFFFAOYSA-M
Silver picrate (dry) [Forbidden]
DB-244789
NS00079079
Phenol, 2,4,6-trinitro-, silver(1+) salt (9CI)
Q27277545
Silver picrate, wetted with not <30% water, by mass
SILVER PICRATE, WETTED WITH NOT LESS THAN 30% WATER
Silver picrate, wetted with not <30% water, by mass [UN1347] [Flammable solid]
205-682-5