Chloromethylmethyldichlorosilane, identified by its CAS number 1558-33-4, is a crucial organosilicon compound widely utilized as a chemical intermediate. Its unique properties make it invaluable in various synthesis processes, particularly for advanced materials. A thorough understanding of its physical characteristics, chemical reactivity, and necessary safety precautions is essential for any professional working with this compound.

Physically, Chloromethylmethyldichlorosilane presents as a clear to straw-colored liquid. This visual characteristic is a primary identifier. The compound has a molecular formula of C2H5Cl3Si and a molecular weight of approximately 163.51 g/mol. Its boiling point is typically in the range of 121-122°C, and it possesses a flash point of 35°C, indicating its flammable nature. These properties are critical for determining appropriate storage and handling conditions.

Chemically, Chloromethylmethyldichlorosilane's significance lies in its role as a reactive intermediate. It is predominantly used in the preparation of alpha silane coupling agents, which are fundamental in improving the performance of composites, coatings, and adhesives by enhancing the bond between organic and inorganic phases. Furthermore, it finds application in the synthesis of specialty agricultural and pharmaceutical chemicals, contributing to advancements in these vital sectors. The demand for high-purity versions, often exceeding 98%, is common among users seeking reliable synthesis outcomes.

Safety is a paramount concern when dealing with Chloromethylmethyldichlorosilane. As indicated by its properties, it is classified as corrosive and flammable. This means that appropriate personal protective equipment (PPE), such as chemical-resistant gloves, safety goggles, and protective clothing, must be worn when handling. Storage should be in a cool, well-ventilated area, away from ignition sources and incompatible materials. Transport regulations must also be strictly followed, as it falls under hazardous materials classification.

For industries relying on consistent quality and supply, sourcing Chloromethylmethyldichlorosilane from a reputable supplier is key. Companies like NINGBO INNO PHARMCHEM CO.,LTD. provide this essential chemical intermediate, offering assurance of purity and reliability. Understanding the price and availability is also crucial for effective supply chain management. Whether for immediate use or long-term research and development, securing this compound involves careful consideration of its technical specifications and safety requirements.

In conclusion, Chloromethylmethyldichlorosilane (CAS 1558-33-4) is a compound with critical industrial applications, primarily as a versatile intermediate. Its distinct liquid appearance, chemical reactivity, and hazardous nature necessitate informed handling and procurement practices. By prioritizing safety and working with trusted sources like NINGBO INNO PHARMCHEM CO.,LTD., businesses can effectively leverage the benefits of this essential organosilicon chemical in their synthesis and manufacturing processes.