Pyrene (CAS 129-00-0) is a polycyclic aromatic hydrocarbon (PAH) consisting of four fused benzene rings. It appears as a colorless to yellowish crystalline solid at room temperature. With a melting point of around 156°C and a boiling point of 404°C, it is relatively stable under normal conditions. Insoluble in water, pyrene is soluble in organic solvents like benzene and toluene. Chemically, it's prone to undergoing reactions such as oxidation and halogenation, which make it useful in various chemical syntheses.
What is the formula for Pyrene?
The chemical formula for pyrene is C₁₆H₁₀, indicating that each molecule of pyrene contains 16 carbon atoms and 10 hydrogen atoms. This simple yet specific formula defines its elemental composition and is fundamental to understanding its chemical behavior and properties.
What does pyrene smell like?
Pyrene itself doesn't have a distinct, easily - recognizable odor that stands out to most people. In its pure form, it's odorless, and even when present in mixtures or environments where it might be released, any associated smells are usually masked by other more pungent substances around it.
Is pyrene safe?
Pyrene is considered hazardous. It is classified as a possible human carcinogen by the International Agency for Research on Cancer (IARC). Exposure, especially through inhalation or skin contact, can pose risks. Prolonged contact with the skin can cause irritation, and inhaling pyrene - containing dust or fumes may lead to respiratory problems. Additionally, it can accumulate in the environment and harm aquatic life, making it a concern for both human health and the ecosystem.
In applications, pyrene is used in the production of dyes, plastics, and as a fluorescent tracer in scientific research. Its fluorescence properties make it valuable for studying molecular interactions and tracking substances in biological and chemical systems. However, due to its safety risks, its use is carefully regulated in many industries.
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1). Small batch shipment and sub-packaging is available.
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