For procurement managers and R&D scientists in the chemical and pharmaceutical industries, sourcing high-quality raw materials is paramount. One such critical compound is 1,3-Dichlorotetramethyldisiloxane (CAS 2401-73-2). This versatile silicone intermediate offers unique properties essential for a range of applications, from advanced silicone synthesis to its use as a key pharmaceutical intermediate. Understanding where and how to buy this material can significantly impact your project's success and cost-effectiveness.

Understanding 1,3-Dichlorotetramethyldisiloxane

Chemically known as 1,3-Dichloro-1,1,3,3-tetramethyldisiloxane, this compound is characterized by its clear liquid appearance and reactivity with moisture. Its molecular formula, C4H12Cl2OSi2, and a molecular weight of approximately 203.22 g/mol, along with a boiling point of around 138°C, define its handling and application parameters. Purity levels, typically 95% or higher, are crucial for its intended uses, particularly in sensitive pharmaceutical synthesis pathways.

Key Applications Driving Demand

The demand for 1,3-Dichlorotetramethyldisiloxane is driven by its indispensable role in several sectors:

  • Silicone Synthesis: It serves as a fundamental building block for creating a variety of silicone polymers, fluids, and specialty materials. Its dichlorosilane structure allows for controlled polymerization and functionalization, leading to materials with specific properties like thermal stability, water repellency, and flexibility.
  • Pharmaceutical Intermediates: In the pharmaceutical industry, this compound functions as a vital intermediate in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs). Its chemical structure allows for specific modifications, making it a valuable component in multi-step synthetic routes.
  • Chemical Additives: Beyond synthesis, it is employed as a chemical additive to enhance the performance characteristics of various formulations, contributing to improved durability, adhesion, or surface properties in industrial products.

Securing a Reliable Supply: Manufacturer vs. Distributor

When looking to purchase 1,3-Dichlorotetramethyldisiloxane, buyers face a choice between sourcing directly from manufacturers or through distributors. For bulk quantities and consistent quality, partnering with a reputable manufacturer is often preferred. Manufacturers can offer more competitive pricing, greater control over product specifications, and assurance of supply stability. For businesses operating in China or seeking global suppliers, identifying a reliable manufacturer is a strategic move. Look for suppliers with a proven track record, strong quality control measures, and the capacity to meet your volume requirements. We are a dedicated manufacturer committed to providing high-purity 1,3-Dichlorotetramethyldisiloxane to meet the exacting demands of the global market.

What to Look for When Buying: Purity, Pricing, and Support

When evaluating suppliers, consider the following:

  • Purity: Ensure the purity meets your specific application needs, especially for pharmaceutical intermediates. Certificates of Analysis (CoA) are essential.
  • Pricing: Obtain quotes from multiple suppliers to ensure competitive pricing. Factors like volume, packaging, and delivery terms will influence the final price. Inquire about bulk purchase discounts.
  • Technical Support: A good supplier will offer technical assistance regarding product handling, applications, and safety.
  • Lead Times and Logistics: Understand the lead times for production and shipping, particularly if sourcing internationally.

For businesses seeking a dependable source of 1,3-Dichlorotetramethyldisiloxane, engaging with experienced manufacturers provides a clear advantage. We offer competitive pricing, consistent quality, and robust supply chain solutions for your chemical needs. Contact us today to request a quote and discuss how we can support your procurement requirements for this essential silicone intermediate.