Understanding the detailed chemical and physical properties of a compound is fundamental for its effective utilization in industrial applications. This article focuses on 3-(Methoxymethylene)-2(3H)-benzofuranone (CAS 40800-90-6), examining its key characteristics and its significance as a chemical intermediate.

3-(Methoxymethylene)-2(3H)-benzofuranone is an organic compound with the molecular formula C10H8O3. Its molecular weight is calculated to be 176.17 g/mol. Physically, it is typically described as an off-white to pale beige powder. This form makes it amenable to various chemical synthesis processes and formulation techniques across different industries.

The compound's density is recorded as approximately 1.358 g/cm³, and it possesses a relatively high boiling point of 331.1 °C at standard atmospheric pressure. These physical parameters are important for engineers and chemists when designing reaction conditions, purification methods, and storage protocols. Safety data indicates that while it is a valuable chemical intermediate, appropriate handling procedures must be followed, as suggested by its hazard statements.

In terms of its utility, 3-(Methoxymethylene)-2(3H)-benzofuranone is a crucial intermediate in several industrial processes. Most notably, it is a key component in the synthesis of Azoxystrobin, a highly effective strobilurin fungicide widely used in agriculture to protect crops from various diseases. Its role here is to provide a specific structural moiety that is essential for the fungicidal activity of Azoxystrobin.

Furthermore, this chemical intermediate also finds application in the electronics sector, particularly within the domain of photoresist chemicals. Photoresists are critical materials used in the photolithography processes that underpin the manufacturing of semiconductors and other electronic components. The chemical properties of 3-(Methoxymethylene)-2(3H)-benzofuranone can contribute to the performance characteristics of these light-sensitive materials.

For businesses looking to procure this chemical, detailed specifications and reliable sourcing from established manufacturers are key. Understanding the full chemical profile, including its CAS number (40800-90-6), purity, and physical state, ensures that the material is suitable for the intended application, whether it be for agrochemical production or advanced electronic material formulation.