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HS Code |
651489 |
| Cas Number | 616-38-6 |
| Molecular Formula | C3H6O3 |
| Molar Mass | 90.08 g/mol |
| Appearance | Colorless, transparent liquid |
| Odor | Mild, pleasant |
| Melting Point | 2 to 4 °C |
| Boiling Point | 90 °C |
| Density | 1.069 g/cm³ (20 °C) |
| Solubility In Water | Soluble |
| Flash Point | 18 °C (closed cup) |
| Vapor Pressure | 53 hPa (20 °C) |
| Refractive Index | 1.369 (20 °C) |
| Autoignition Temperature | 458 °C |
As an accredited Dimethyl Carbonate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
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Purity 99.5%: Dimethyl Carbonate with 99.5% purity is used in high-grade polycarbonate synthesis, where it ensures elevated optical clarity and mechanical strength of final polymers. Low Water Content: Dimethyl Carbonate with water content below 0.05% is used in lithium-ion battery electrolyte formulation, where it enhances ionic conductivity and extends cycle life. Boiling Point 90°C: Dimethyl Carbonate with a boiling point of 90°C is used in specialty solvent blends for pharmaceutical manufacturing, where it allows rapid solvent evaporation and residue-free processing. Molecular Weight 90.08 g/mol: Dimethyl Carbonate of molecular weight 90.08 g/mol is used in methylation reactions for agrochemical production, where it delivers efficient and selective methyl group transfer. High Thermal Stability: Dimethyl Carbonate with high thermal stability is used in polyurethane resin production, where it maintains consistent performance during elevated temperature curing processes. Low Toxicity Grade: Dimethyl Carbonate rated for low toxicity is used in eco-friendly paint formulations, where it reduces VOC emissions and improves workplace safety. Density 1.069 g/cm³: Dimethyl Carbonate with density 1.069 g/cm³ is used in fuel additive blending, where it promotes homogeneous mixing and optimized combustion characteristics. Flash Point 18°C: Dimethyl Carbonate with a flash point of 18°C is used in industrial cleaning agents, where it provides effective degreasing while minimizing flammability risk. Colorless Appearance: Dimethyl Carbonate with colorless specification is used in optical film manufacturing, where it prevents unwanted coloration and ensures product transparency. |
| Packing | Dimethyl Carbonate is typically packaged in 200-liter blue HDPE drums, tightly sealed, with clear hazard and handling labels for safety compliance. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL) for Dimethyl Carbonate: Typically 160-165 drums (200L each), totaling about 32-33 metric tons per 20′ FCL. |
| Shipping | Dimethyl Carbonate (DMC) should be shipped in tightly sealed, corrosion-resistant containers, typically steel drums or tanks. It must be transported in a cool, well-ventilated vehicle, away from sources of ignition and incompatible substances. Proper labeling and compliance with regulations for flammable liquids (UN 1161, Class 3) are required. |
| Storage | Dimethyl carbonate should be stored in tightly closed containers in a cool, dry, and well-ventilated area, away from heat sources, open flames, and incompatible substances like acids and bases. Keep the storage area free from moisture and sources of ignition. Use appropriate chemical-resistant containers and ensure proper grounding and bonding to prevent static discharge, as dimethyl carbonate is flammable. |
| Shelf Life | Dimethyl Carbonate typically has a shelf life of 12 to 24 months when stored in tightly sealed containers away from heat and moisture. |
Competitive Dimethyl Carbonate prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615365186327 or mail to sales3@ascent-chem.com.
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Tel: +8615365186327
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As a chemical manufacturer specializing in bulk production, I’ve spent years working directly with the development and synthesis of Dimethyl Carbonate (DMC). This colorless, fast-evaporating liquid has steadily gained traction in both domestic and international chemical markets. Dinethyl Carbonate blends reliability with innovative potential, serving key roles in solvent manufacturing, battery chemistry, and greener synthesis practices. Across my production lines, every batch is tailored for high-purity applications, designed to cater to industries demanding cleaner profiles and precise compositions.
Working with DMC means understanding application-specific demands. At the plant, we typically produce industrial-grade Dimethyl Carbonate with purity levels above 99.9%. This high standard comes after rigorous fractionation and vigilant monitoring of byproduct formation. Moisture and acid content stay below 0.01% to prevent complications in sensitive end-use processes, such as lithium battery electrolyte formulation. The physical profile is straightforward—boiling point around 90°C, low residual odor, and exceptional miscibility with common solvents. My experience underlines that consistent batch quality means fewer downstream issues for users scaling up production.
DMC strides ahead in manufacturing, particularly in sectors where safer, more sustainable solvents make a difference. In the coating and paint industries, DMC offers effective solvation without contributing to hazardous air pollution levels. It replaces more toxic choices like phosgene-derived solvents or high-VOC alternatives such as methyl ethyl ketone. In lithium battery manufacturing, purity drives performance, so DMC’s inert reactivity is vital for stable electrolyte blends. Fuel additive producers look for low toxicity and fast degradation, which DMC provides, making it a stand-out oxygenate for cleaner combustion.
Years ago, many manufacturers relied on aggressive chemicals like methyl chloride for similar purposes. That approach added environmental risks and forced compliance headaches. Dimethyl Carbonate, on the other hand, is a true multi-tasker—delivering the same utility with far less regulatory friction. Users producing polycarbonates appreciate DMC's gentle reaction profile. It acts as both a methylating and carbonylation agent, giving better handling in lab and plant settings versus older, more dangerous materials. Our team has seen many clients transition away from hazardous practices, embracing DMC as a safer staple.
Quality DMC doesn’t just appear out of nowhere. In our facility, methanol and carbon monoxide serve as key raw materials. Careful process control prevents byproduct accumulation like formaldehyde or methoxypropanol, which can compromise results. Precision reactors, optimized for selective catalysis, keep output consistent across thousands of kilos. Most waste finds responsible channels through recovery and purification, helping us stay committed to sustainable operation.
Environmental stewardship isn’t just a buzzword on brochures. Over time, I’ve witnessed growing demand for low-impact solvents from customers in Europe and North America. With DMC production, choosing catalysts that limit greenhouse emissions and implementing closed-loop recovery systems for solvents makes a big difference. Upgrading these systems takes capital, but these investments keep our operations safe and future-proof.
Traditional methylating agents, such as dimethyl sulfate or methyl chloride, have long histories in chemistry, but also carry severe toxicity risks and regulatory baggage. I’ve personally navigated years of paperwork and regularly-changing safety guidelines. DMC edges past these older compounds—its acute toxicity profile is much lower, and it biodegrades quickly in the environment. This solves issues for customers facing elevated scrutiny under frameworks like Europe’s REACH regulations.
Ethyl methyl carbonate (EMC) and propylene carbonate can sometimes step into similar solvent roles. In my batches, DMC delivers better volatility control compared to EMC, and a wider safety margin compared to cyclic carbonates. Its favorable boiling range brings easier evaporation during coatings application or film manufacturing. As a methylating agent, DMC operates more gently, making it possible to run reactions at lower temperatures, which protects delicate chemical structures and extends equipment life.
Bulk production instills a healthy respect for safe chemical management. DMC requires careful handling due to its volatility and flammability. Ventilation, explosion-proof storerooms, and strict access protocols all become second nature during plant operations. I’ve seen the consequences of neglect: accidental ignition or storage leaks not only compromise product, but can shut down lines for weeks. Continuous monitoring of tank levels and air quality, along with routine worker training, reduce risks significantly.
From my experience, the path from raw material delivery to finished product takes a well-drilled team—logistics and lab personnel align to ensure no cross contamination or deterioration. DMC’s shelf life extends best when shielded from light and moisture in stainless steel tanks. This is more than just a line in a safety manual—it directly affects downstream customers depending on on-spec material for everything from sensitive pharmaceuticals to advanced polymers. Those who cut corners on equipment often pay the price in wasted product or batch failures.
With increasing focus on emissions and waste, DMC emerges as a smarter choice. In-house lifecycle analysis shows its net environmental impact falls below many traditional solvents. No persistent organic pollutant profiles, fast hydrolysis in spill situations, and breakdown products that cause minimal aquatic toxicity—these factors define modern chemistry’s push for sustainability.
DMC faces less regulatory scrutiny on import and transport than methylating agents with acute or chronic toxicity histories. This translates to streamlined logistics and reduced costs for manufacturers and end users. Regular audits by domestic and international compliance agencies have forced us to continually upgrade monitoring and reporting systems. Each update in GHS classifications or local chemical restrictions prompts a fresh round of reviews, but DMC’s relatively benign hazard status helps us push through these checkpoints more efficiently.
Over the years, requests for tailored DMC blends and packaging have grown—customers in the electronics sector often ask for ultra-dry variants with moisture levels below 100 ppm, packaged in pressurized, moisture-proof drums or isotainers. Paint and adhesives companies tend to buy in larger volumes, focused on purity rather than ultra-low moisture. Our lab tailors batch specs to these needs, drawing from real-world application feedback.
Feedback from industrial partners shapes our process improvements. As new regulatory frameworks roll out, businesses turn toward chemicals that help keep compliance paperwork light. DMC fits the bill: robust performance, manageable hazards, and reliable documentation. Looking at consumer-facing products derived from DMC—like sustainable paints or advanced battery packs—gives me confidence in its staying power.
Producing DMC at scale means more than just quality checks and inspections. Supply volatility for methanol and carbon monoxide, shifts in global logistics, and evolving emissions caps all affect operating costs. I’ve had to rethink everything from tank design to energy sourcing in response to these issues. Flexibility in production runs, regular audits, and staff upskilling keep us competitive and ready for regulatory surprises.
Technical bottlenecks come with the territory. Several years ago, our reactors hit a throughput limit—trace impurities would spike, ruining downstream quality. Teaming up with catalyst suppliers for pilot trials, we cut these issues by switching to a novel, less sensitive system. Ongoing training, investment in high-spec monitoring equipment, and learning from customer complaints helped turn production hiccups into growth opportunities.
Producing and handling DMC means more than mastering process chemistry. Safety culture runs deep in my factory, shaped by lessons learned from near-misses and industry incidents. Routine drills, real feedback from operators, and an open-door policy for raising safety concerns mean problems get addressed before they escalate. Our safety record didn’t arrive by chance; it came from seasoned teams—engineers, line workers, and logistics specialists—constantly pushing for more secure practices.
Keeping up with advances in fire suppression, leak detection, and personal protection helps keep risks manageable. We replaced open-drum transfer with sealed loading years ago, prompted by a costly but nonfatal incident in which vapor escaped during a humid unloading period. Incidents like these carry hard lessons, but they shape more robust protocols and investments in better training and containment.
Dimethyl Carbonate gives today’s chemists and manufacturers a real path to greener operations. My own factory aligns with this shift, fine-tuning production recipes to reduce energy use and recover more solvent from waste streams. In practice, these changes cut both emissions and operating costs—a win-win scenario that is now a selling point to clients auditing supply chains for sustainability.
Recent R&D highlights DMC’s promise in fields beyond basic solvents. Specialty polymers based on DMC show better clarity and environmental stability than older types. Surfactant and detergent makers leverage its mildness and readily degradable structure to create effective products with a lighter environmental footprint. These innovations, often sparked by questions from buyers or new academic research, push my production line toward new efficiency targets and practical, cleaner chemistry.
Handling international shipments of DMC offers both challenge and opportunity. Tightening supply chains and uncertain tariffs impact delivery windows. Building good relationships with transport partners and maintaining clear documentation, including certificates of analysis and safety dossiers, ensures smoother cross-border movement. Countries with different labeling requirements or packing standards force manufacturers like us to stay sharp, adapt quickly, and avoid costly holdups at customs.
Competition is fierce, especially as more producers enter the space hunting for premium contracts in Europe or Asia. Customers shop for reliability in addition to pricing. Our value often comes from reliable delivery, consistency between batches, and technical support. Being a manufacturer also means fielding tough questions directly from procurement specialists and end users—we stand behind every shipment, ready to troubleshoot issues or address regulatory changes before they affect entire supply chains.
Direct conversation with end-users has proven the value of DMC countless times. A paint company in Eastern Europe switched to our high-purity DMC last year, seeing sharper application characteristics and lower rejection rates for export-bound goods. Battery cell producers have reported extended operating cycles with no extra downstream purification needed. These stories reflect the effort we invest at every stage, from raw material inspections to final quality checks.
Mistakes happen in chemical production, but owning those errors and building fast responses turns buyers into loyal customers. After a mix-up with shipping documentation delayed a major DMC order for an automotive client, our sales and technical team coordinated closely with their procurement group to qualify a backup supply and expedite customs clearance. Now, that same client relies on our flexibility and product knowledge to drive growth as they expand battery manufacturing in new markets.
Looking forward, the role of Dimethyl Carbonate continues to diversify. In my capacity as a manufacturer, I respond to an increasing number of inquiries for DMC use in pharmaceutical synthesis, personal care formulations, and high-performance adhesives. Each new application brings new technical challenges, fresh regulatory checks, and untested processing variables. Open discussion, rapid prototyping of batch samples, and willingness to reconsider old formulas help my teams deliver what clients need to innovate.
Many customers approach us with unique purity, packaging, or logistical needs. By keeping communication channels open and leveraging years of hands-on experience, manufacturers can partner more closely with end users to develop solutions that actually work—economically and practically.
Dimethyl Carbonate stands among the most versatile and forward-thinking products we produce. Real experience in manufacturing, day-to-day flexibility, and ongoing commitment to quality and responsibility ensure customers get a product that matches modern environmental and safety expectations. The journey from chemical plant to real-world user runs on collaboration, learning, and a willingness to keep improving—not from paperwork or templated sales talk, but from genuine expertise. In today’s evolving market, those who invest in these values keep Dimethyl Carbonate relevant and essential for industries aiming for both high performance and reduced footprint.