Indene CAS 95-13-6： Discover the Top 10 Facts You Should Know

Indene CAS 95-13-6: Discover the Top 10 Facts You Should Know

In the vast world of chemical compounds, Indene CAS 95-13-6 stands out as a significant molecule with a variety of applications. This article aims to provide a comprehensive overview of Indene, highlighting the top 10 facts that everyone should know about this intriguing compound.

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What is Indene CAS 95-13-6?

Indene, with the chemical formula C9H8, is a colorless liquid hydrocarbon belonging to the class of aromatic compounds. It is classified as a polycyclic aromatic hydrocarbon (PAH) and is known for its distinctive smell, reminiscent of turpentine. Indene CAS 95-13-6 is widely used in various industries due to its unique properties.

1. Historical Significance

Indene was first isolated in 1866 by the German chemist August Wilhelm von Hofmann. Since then, it has been a subject of extensive research due to its chemical properties and potential applications. The discovery of indene marked a significant milestone in the field of organic chemistry.

2. Physical Properties

Indene has a melting point of approximately -50.3°C and a boiling point of around 156°C. It is a volatile liquid with a density of about 0.99 g/cm³ at 20°C. These physical properties make indene suitable for use in various applications, including as a solvent and in the production of synthetic materials.

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3. Chemical Structure and Properties

The chemical structure of indene consists of a fused three-ring system, with two of the rings being benzene rings and the third being an acenaphthene ring. This unique structure contributes to indene's aromaticity and its ability to undergo various chemical reactions, such as electrophilic aromatic substitution.

4. Synthesis and Production

Indene can be synthesized through various methods, including the dehydrogenation of naphthalene and the hydrogenation of acenaphthene. The industrial production of indene primarily involves the dehydrogenation of naphthalene, which is a byproduct of coal tar distillation. This process is energy-intensive and requires careful control of reaction conditions.

5. Applications

Indene finds applications in numerous industries. It is used as a solvent in the production of paints, varnishes, and inks. Additionally, indene is a precursor in the synthesis of various chemicals, including phthalic anhydride, which is used in the production of plasticizers. Its aromatic properties also make it useful in the pharmaceutical industry for the synthesis of certain drugs.

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6. Environmental Impact

While indene has numerous applications, it is also a concern due to its potential environmental impact. Indene is classified as a hazardous substance and can be toxic to aquatic life. It is important to handle indene with care and ensure proper waste management to minimize its environmental footprint.

7. Health and Safety

Exposure to indene can cause irritation to the eyes, skin, and respiratory system. Long-term exposure may lead to more severe health effects. Therefore, it is crucial for workers in industries that use indene to follow safety protocols and use appropriate protective equipment.

8. Market Trends

The demand for indene has been steadily increasing due to its applications in various industries. However, the market is also influenced by factors such as the availability of raw materials, energy costs, and environmental regulations. As a result, the market for indene is subject to fluctuations.

9. Future Prospects

The future of indene lies in the development of more sustainable and environmentally friendly production methods. Research is ongoing to find alternative synthesis routes that reduce the environmental impact of indene production. Additionally, the discovery of new applications for indene could further expand its market potential.

10. Regulatory Status

Indene is regulated by various international and national agencies due to its potential health and environmental risks. These regulations dictate the handling, storage, and disposal of indene to ensure the safety of workers and the environment.

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In conclusion, Indene CAS 95-13-6 is a versatile aromatic compound with a wide range of applications. Its unique chemical properties, historical significance, and environmental impact make it a subject of interest in various scientific and industrial fields. Understanding the top 10 facts about indene is crucial for anyone involved in its production, use, or regulation.

Keywords: Indene, CAS 95-13-6, aromatic compound, polycyclic aromatic hydrocarbon, synthesis, applications, environmental impact, health and safety, market trends, regulatory status.