What is the Density of 9-Fluorenone and Its Uses?

9-Fluorenone is an organic compound that plays a significant role in various chemical applications, particularly in organic synthesis and material science. Understanding its properties, including density, is crucial for researchers and practitioners in the field.

1. Density of 9-Fluorenone

The density of 9-Fluorenone is approximately 1.14 g/cm³. This value can vary slightly depending on the temperature and purity of the substance. Knowing the density is vital for calculations involving molarity and stoichiometry in chemical reactions.

2. Chemical Properties of 9-Fluorenone

• Molecular Formula: C13H10O
• Molar Mass: 196.22 g/mol
• Appearance: White to pale yellow crystalline solid
• Solubility: Soluble in organic solvents like ethanol, ether, and acetone, but insoluble in water.

3. Uses of 9-Fluorenone

9-Fluorenone has several important applications across various fields. Some of the key uses include:

1. Intermediate in Organic Synthesis: 9-Fluorenone is frequently used as a building block in synthesizing other organic compounds, including pharmaceuticals and agrochemicals.
2. Fluorescent Dyes: Due to its ability to absorb light in certain wavelengths, 9-Fluorenone is employed as a fluorescent dye, particularly in biological and chemical imaging.
3. Photochemical Applications: It serves as a photosensitizing agent and is utilized in various photochemical reactions, contributing to fields like photopolymerization and photostabilization.
4. Research and Development: In academic and industrial research settings, 9-Fluorenone is often used to study reaction mechanisms and kinetics, especially in the context of radical reactions.
5. Material Science: 9-Fluorenone derivatives are researched for applications in organic electronics, including OLEDs (Organic Light-Emitting Diodes).

4. Safety and Handling

While 9-Fluorenone is widely used, it is critical to handle the substance safely:

• Toxicity: 9-Fluorenone is considered to have low toxicity, but exposure can cause irritation to the skin and eyes. It should be handled in a well-ventilated area.
• Protective Equipment: Always wear gloves, goggles, and protective clothing when working with 9-Fluorenone to prevent any contact.
• Spill Management: In case of spills, appropriate containment measures must be taken, followed by proper disposal according to local regulations.

5. Conclusion

9-Fluorenone is a versatile compound with a significant density of approximately 1.14 g/cm³, which underlines its importance in organic synthesis, fluorescent applications, and material science. Understanding its properties and safe handling is essential for researchers and chemists working with this compound.

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