Trimethylene Carbonate (TMC), also identified by its CAS number 2453-03-4 and IUPAC name 1,3-Dioxan-2-one, is a fascinating cyclic carbonate ester with significant industrial relevance. As a prominent manufacturer and supplier, we are deeply familiar with its chemical characteristics and synthetic pathways, which are crucial for its widespread application, particularly in the polymer sector. This article provides an in-depth look at TMC's chemical profile, including its properties, synthesis methods, and key industrial applications, highlighting why it's a cornerstone material for advanced manufacturing.

Chemically, TMC is a six-membered cyclic ester derived from carbonic acid and 1,3-propanediol. Its molecular formula is C4H6O3, with a molecular weight of approximately 102.09 g/mol. At room temperature, it typically presents as a white crystalline solid, with a melting point generally falling between 45-48°C. Its solubility in common organic solvents like methanol and DMSO, coupled with its relatively low melting point, facilitates its use in various chemical processes, especially polymerization reactions. The chemical stability of TMC is good, provided it is stored correctly, protected from moisture which can lead to hydrolysis.

The synthesis of TMC commonly involves the reaction of 1,3-propanediol with phosgene derivatives or, more sustainably, with carbon monoxide or carbon dioxide. Advanced catalytic systems, often utilizing metal catalysts or organocatalysts, are employed to achieve efficient conversion and high purity. For instance, reactions involving diaryl carbonates or transesterification with dimethyl carbonate are also explored methods. As a committed manufacturer in China, we utilize optimized synthesis routes to ensure the production of high-purity TMC (>99.0%), which is essential for its primary use in polymer synthesis. The precise control over synthesis conditions allows us to manage impurity levels and guarantee product consistency.

The most significant industrial application of TMC is as a monomer in the production of biodegradable and biocompatible polymers. These polymers, such as poly(trimethylene carbonate) (PTMC) and its copolymers with lactides, glycolides, or caprolactones, are highly valued in the biomedical field. They are used in applications like absorbable sutures, drug delivery systems, tissue engineering scaffolds, and medical implants due to their favorable degradation kinetics and low toxicity. Beyond biomedical uses, TMC-derived polymers are also being explored for sustainable packaging and other eco-friendly material applications.

For businesses looking to buy TMC, understanding its chemical profile is key to selecting the right grade and supplier. The price of Trimethylene Carbonate can vary based on purity and volume, but partnering with a reliable TMC supplier like ourselves ensures you receive a product that meets stringent specifications, backed by technical expertise and a stable supply chain. We are dedicated to providing the high-quality TMC necessary for your innovation, whether in research laboratories or large-scale industrial production.

In summary, Trimethylene Carbonate (CAS 2453-03-4) is a versatile chemical compound whose specific properties and synthesis pathways make it an indispensable monomer for advanced polymer applications. We invite you to connect with us to explore how our premium TMC can fulfill your material requirements and drive your next innovation.