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Comprehensive Guide to o-Ethylstyrene (CAS No. 7564-63-8): Properties, Applications, and Industry Insights

o-Ethylstyrene (CAS No. 7564-63-8), also known as ortho-ethylstyrene, is a versatile organic compound widely used in industrial and research applications. This aromatic hydrocarbon derivative belongs to the styrene family, characterized by its ethyl substitution at the ortho position of the benzene ring. Its unique molecular structure (C10H12) contributes to its reactivity and utility in polymerization, specialty chemicals, and material science. In recent years, the demand for o-ethylstyrene-based products has surged due to their role in sustainable material development and high-performance coatings.

The compound’s physicochemical properties include a boiling point of ~200°C, a density of 0.91 g/cm3, and moderate solubility in organic solvents. These traits make it suitable for applications requiring controlled viscosity and thermal stability. Researchers frequently search for "o-ethylstyrene synthesis methods" or "CAS 7564-63-8 safety data," reflecting growing interest in its production and handling protocols. Notably, its compatibility with green chemistry principles has positioned it as a candidate for eco-friendly polymer formulations.

In the polymer industry, o-ethylstyrene serves as a monomer for producing modified polystyrene resins. These resins exhibit enhanced mechanical strength and UV resistance compared to conventional polystyrene, addressing trends toward durable packaging and automotive components. A 2023 market analysis highlighted a 12% annual growth in demand for such high-performance styrenics, driven by electric vehicle lightweighting and renewable energy infrastructure.

Emerging applications include its use in photocurable inks and adhesive formulations, where its fast polymerization kinetics reduce energy consumption during manufacturing. FAQs like "How does o-ethylstyrene improve adhesive performance?" often arise in technical forums, underscoring its industrial relevance. Recent patents describe its incorporation into bio-based composites, aligning with circular economy initiatives.

From an analytical perspective, CAS 7564-63-8 is typically characterized via GC-MS and NMR spectroscopy. Laboratories frequently query "o-ethylstyrene purity standards" for quality control, as impurities can affect downstream reactivity. The compound’s stability under inert atmospheres makes it preferable for controlled radical polymerization techniques.

Environmental considerations have spurred research into o-ethylstyrene degradation pathways. Microbial biodegradation studies show promising results, with certain Pseudomonas strains capable of metabolizing the compound within 28 days under aerobic conditions. This data responds to searches like "Is o-ethylstyrene environmentally persistent?"—a critical question for regulatory compliance.

Future prospects for 7564-63-8 include exploration in smart materials and self-healing polymers. Its ability to form cross-linked networks under mild conditions has attracted attention in 4D printing research. As industries prioritize multifunctional materials, o-ethylstyrene derivatives are expected to play a pivotal role in next-generation material design.

• 9052-95-3(Dianion HP-20 Resin)
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• 103-29-7((2-phenylethyl)benzene)
• 86-73-7(Fluorene)
• 26444-18-8(alpha,2-dimethylstyrene)
• 28106-30-1(Benzene, ethenylethyl-)
• 101-81-5(benzylbenzene)
• 2098070-20-1(2-(3-(Pyridin-3-yl)-1H-pyrazol-1-yl)acetimidamide)
• 2680771-01-9(4-cyclopentyl-3-{(prop-2-en-1-yloxy)carbonylamino}butanoic acid)
• 1444113-98-7(N-(3-cyanothiolan-3-yl)-2-[(2,2,2-trifluoroethyl)sulfanyl]pyridine-4-carboxamide)