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HS Code |
190282 |
| Cas Number | 75-68-3 |
| Iupac Name | 1-chloro-1,1-difluoroethane |
| Molecular Formula | C2H3ClF2 |
| Molar Mass | 100.49 g/mol |
| Appearance | Colorless gas |
| Boiling Point | 28.2 °C |
| Melting Point | -119.6 °C |
| Density | 1.211 g/cm³ (at 20 °C, liquid) |
| Vapor Pressure | 2.15 bar (at 20 °C) |
| Solubility In Water | Slightly soluble |
| Odor | Faint, ether-like |
| Flammability | Flammable |
| Chemical Class | Hydrochlorofluorocarbon (HCFC) |
As an accredited 1-Chloro-1,1-Difluoroethane factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 1-Chloro-1,1-Difluoroethane is packaged in a 500g steel cylinder with secure valve, labeled with hazard and handling information. |
| Shipping | 1-Chloro-1,1-Difluoroethane (CAS 75-68-3) is shipped as a liquefied, compressed gas in approved high-pressure cylinders. It is classified as a hazardous material (UN 1957) and should be handled according to local, national, and international regulations for flammable, compressed gases. Proper labeling and secure, upright transportation are required. |
| Storage | 1-Chloro-1,1-difluoroethane should be stored in tightly sealed containers in a cool, dry, well-ventilated area away from direct sunlight, heat sources, and incompatible materials such as oxidizing agents. Keep containers upright and protect them from physical damage. Store away from ignition sources and ensure proper labeling. Use approved materials for containment to prevent chemical reactions or leaks. |
Applications of 1-Chloro-1,1-Difluoroethane in Industrial ManufacturingAs an established chemical raw material manufacturer, we supply 1-Chloro-1,1-Difluoroethane to clients who operate in highly specialized industrial sectors. Its distinct physical and chemical characteristics lead to well-defined downstream uses, specifically in fluoropolymer intermediates, refrigeration blend formulations, foam blowing agent preparations, and microelectronic cleaning operations. Each sector uses the material under rigorous compliance requirements and process parameters to achieve consistent product performance and regulatory adherence. 1. Fluoropolymer Monomer SynthesisProducers of fluoropolymers incorporate 1-Chloro-1,1-Difluoroethane as a key halogenated feedstock for generating intermediates like 1,1-difluoroethylene via dehydrochlorination reactions. These intermediates enter polymerization chains for creating high-performance plastics with chemical resistance and dielectric stability. Continuous quality monitoring and strict control over addition rates ensure the downstream monomer purity and polymer structural integrity. Industry compliance standards
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2. Refrigerant Blend ComponentThe cooling and refrigeration equipment sector utilizes 1-Chloro-1,1-Difluoroethane as a valuable low-pressure modifier in the formulation of certain hydrofluorocarbon refrigerant blends. It is particularly relevant where regulatory transition away from high-GWP substances mandates new mixture development for retrofitting existing systems and maintaining energy efficiency standards. Formulators strictly test and validate charge levels to achieve target vapor pressures and cooling capacity while meeting global regulatory limits. Industry compliance standards
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3. Closed-Cell Polyurethane Foam Blowing AgentPanels, insulation, and appliance manufacturers employ 1-Chloro-1,1-Difluoroethane as a physical blowing agent for producing closed-cell rigid or semi-rigid polyurethane foams. Its unique vaporization profile yields controlled cell nucleation, leading to the low thermal conductivity essential for insulation performance. Material addition rates depend on downstream density targets, local emissions regulations, and end-use specifications, with manufacturers continuously testing foam structure and compressive strength. Industry compliance standards
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4. Microelectronics and Precision Component CleaningFabricators serving the microelectronics sector select 1-Chloro-1,1-Difluoroethane for particle-free and residue-free cleaning of sensitive circuit boards, connectors, and semiconductor substrates. The chemical’s rapid evaporation and dielectric properties provide effective flux removal and pre-processing treatment, while meeting ESD safety and residue non-conductivity requirements. Usage protocols reflect engineering control standards for minimizing personnel exposure and cross-contamination in cleanroom environments. Industry compliance standards
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Decades of experience in chemical manufacturing have taught us to look past the technical jargon that circles so many specialty products. 1-Chloro-1,1-difluoroethane, our regular output under the common industry designation HCFC-142b, stands apart because every batch we produce receives hands-on attention within established, carefully monitored lines. Operators here work with these molecules every day; raw materials, pressures, temperature curves—details like these matter more than anything you’ll find in a brochure. Years of running these reactors, carrying out GC-MS analysis, pressure testing, and direct observation shape our understanding of what this compound delivers and how it interacts within various applications. We know first-hand where the bottlenecks emerge, what suppliers fuss about in their installations, and when subtle impurity rises call for a recalibration rather than a red flag.
Holding the physical product in your hand, you’ll sense what’s behind the numbers: a clear, compressed liquid, colorless and straightforward. Down on the factory floor, technicians keep a close eye on output—no room for guesswork. It’s too easy to see purity percentages tumble when line pressures waver, so we run regular instrument checks and enforce strict adherence to operational protocols. Chromatography traces must match defined benchmarks, and water content cannot climb out of spec. Even minute amounts of trace impurities tell us something new about reactant sources or control loop stability. The laboratory staff here maintain rigorous cross-verification between shifts, not because a regulation insists, but because accuracy and repeatability check the health of the entire production chain. Customers notice when a batch flows differently, so we take pride in never shuffling problems down the line. Our reactors, distillation columns, and loading systems all reflect accumulated learning from years of direct handling, process fine-tuning, and countless debates over the best way to feed, clean, and package volatile fluorinated compounds.
Some buyers still think of this chemical as just another refrigerant component, something that slots into a formula or blend when the label calls for it. Those of us who manufacture at scale, though, understand it as so much more. 1-Chloro-1,1-difluoroethane takes on distinct roles rooted in both its molecular structure and reliable behavior under industrial conditions. As the years have gone by, we’ve observed a shift in focus. Early on, the attention went to cooling capacity and system pressure. More recently, stakeholders weigh environmental footprint, retrofitting compatibility, and operator safety at every turn.
HCFC-142b’s boiling point sits higher than many of the older CFCs it helped replace. That brings flexibility to both small-appliance and commercial refrigeration lines, letting engineers tune system pressures without risking frost, regulator icing, or hardware wear. The chemical’s low ozone-depletion potential, compared to legacy predecessors, offers a compromise solution for sectors making the transition to still lower-impact blends. We’ve spoken with plant supervisors who rely on its manageable handling and transport properties — a trait that comes from decades of field feedback as well as lab statistics. Installation teams appreciate HCFC-142b’s solvency for pipeline residue and lubricants, which can facilitate start-up and ongoing maintenance in larger chillers or complex transfer systems. We regularly listen to contractors with hard-won, practical advice on how it outperforms alternatives in flare fittings, soldered joints, and exposed plant segments, especially under fluctuating thermal load.
The wider market tends to overlook 1-Chloro-1,1-difluoroethane’s role in the polymer sector, but this is where we see its true value as a chemical building block. Year in and year out, downstream polymerization plants draw steady supply for transformation into polyvinylidene fluoride (PVDF) and related resins. The monomer’s specific halogen substitution pattern—one chlorine, two fluorines—makes it an ideal donor in controlled radical polymerization reactions. Unlike basic feedstocks, every liter of our output comes with documented traceability, allowing compounders and technologists to certify their output back to a point of origin.
End-user feedback routinely mentions fewer batch inconsistencies and unexpectedly smooth extrusion behavior where rival supply chains hit unexplained snags. Years of direct conversation with PVDF plant managers taught us the value of running a tight ship at the precursor level; minor hiccups in purity or water content translate into visible line issues further upstream. Our operations respond not just by tightening controls but by upgrading instrumentation, investing in staff training, and updating filtration methods. From the first run, every product transfer and manifold purge receives full oversight. Plant supervisors have shared plenty of feedback on how reliable HCFC-142b input makes downstream process stability much simpler to maintain, resulting in higher yields and smoother device performance in everything from high-performance cables to chemical-resistant coatings.
Conversations with system designers, facility managers, and maintenance teams underline something clear: substitutes are everywhere, substitutes are not always equal. R-22 and R-134a, to name two, raise familiar arguments about environmental regulation, lubrication compatibility, and plant retrofit costs. Operators in the trenches bring up real-world issues, not just theoretical metrics. HCFC-142b offers higher solubility for common lubricants compared to HFCs, simplifying oil management over time. Line pressure and delivery characteristics create measurable differences in system cycling rates, compressor stresses, and leak tendencies.
Plant managers sometimes view alternative compounds based on supply chain availability, but once systems become accustomed to a particular refrigerant or feedstock, every small change in blend can expose latent flaws. Over fifteen years, we have responded to dozens of urgent requests to analyze 'off-normal' performance, only to find that alterations in source product formulation or residual impurity profile triggered everything from subtle line fouling to outright system shutdowns. Our position as manufacturer, not trader, makes us uniquely qualified to trace the cause back to specific batches, operating procedures, or sub‑supplier details.
Many sectors appreciate HCFC-142b’s intermediate vapor pressure, which reduces compressor stress compared with lighter HFCs like R-134a. Special attention goes into preventing moisture ingress during packaging, which can otherwise catalyze corrosive acid formation—even trace water content leaves a mark on plant uptime and repair bills. Years spent working at the intersection of chemistry and plant operation foster appreciation for the details: build quality, valve integrity, routine cylinder inspection. Our customers depend on this diligence daily, and it forms the basis of longstanding loyalty.
We do not sit on theory alone. Customer calls reach us with everything from praise to urgent troubleshooting needs. Field technicians who wrestle with sticky expansion valves or challenging start-up sequences come to us for direct answers, not theoretical digressions. Over multiple production cycles, their feedback has helped us fine-tune processes: shorter holding times, cleaner cylinder transfer, better contamination checks.
Implementation teams tell us that predictability—knowing exactly how HCFC-142b will behave under typical installation scenarios—counts for more than any laboratory datasheet. We’ve been asked to support unique field blends or to validate substitution strategies under irregular ambient conditions. Those conversations force us to stress-test our output in the real world, subjecting batches to exhaustive pressure, temperature, and material compatibility evaluations. Improvements do not begin and end on the shop floor. They extend all the way to how we pack, ship, and engage logistics, ensuring material integrity from plant to port to final installation.
Handling halogenated compounds means more than just ticking regulatory boxes. Our operational staff spend time on continuous hazard assessment and training. Monitoring for leak detection, maintaining strict cylinder certification standards, and enforcing meticulous cleaning routines in filling areas—these are staples of our everyday routines. Not a month passes without troubleshooting a question about safe venting, storage conditions, or site incident response. We invest in containment and scrubbing systems well above base requirements because direct handling teaches respect for both the risks and the utility these fluids bring. Customers in storage, transport, and plant commissioning expect guidance on how to minimize operator exposure, prevent accidental release, and manage hardware decontamination after years of service. Armed with experience, our team stands ready with practical answers, delivered from the standpoint of makers who live beside these molecules, not just move them on paper.
Environmental considerations shape every stage. Over years of production, we’ve lived through regulatory tightening, market swings, and shifting industry attitudes. Our team balances ongoing market demand for predictable quality with the parallel pressure to drive transition toward lower-impact products. While HCFC-142b’s lower ozone-depletion potential earns it a role as a bridge material, we always engage with end-users on best practices for leak mitigation and system upgrades. Every day, questions come in about lifecycle management, molecule traceability, and responsible decommissioning. We provide advice derived from lived practice, not just textbooks, guiding partners through phase-down plans and safe system conversion where possible.
There are plenty of stories about delayed batches, damaged cylinders, or contamination found traces because someone upstream cut corners. Our plant teams oversee every aspect of loadout—arrival, cleaning, transfer, and filling. They log lot numbers, perform visual inspections, and reject containers that show even a hint of corrosion or penalty. Temperature-controlled storage and time-stamped seals matter, because we’ve seen how airborne moisture or off-gassing can compromise an entire bulk shipment, wasting weeks of effort. Years spent beyond the lab, alongside transport crews and warehouse managers, instructed us well. Reliable product delivery starts with trained staff who understand how to check filling ratios, inspect gaskets, and maintain spotless transfer lines. On every shipping day, specialists coordinate directly with logistics planners to track cylinder routing, customs clearance status, and regulatory documentation.
The shift toward global distribution has complicated supply networks, and each regulatory region brings its own set of document trails, marking requirements, and post-delivery verification steps. From direct experience, the biggest difference between successful and failed deliveries comes down to preparation. You can’t leave documentation to chance, nor assume destination facilities hold matching certifications. The team at plant level—those with years spent handling HCFC-142b—share their experience directly with downstream handlers, providing actionable instructions that reflect non-stop learning and adaptation.
Our staff regularly field application inquiries long after product delivery. Whether the question involves HVAC equipment upgrade, large-scale polymerization scale-up, or pilot plant troubleshooting, the expectation is always quick, clear, and practical response. Unlike intermediaries, we do not dodge responsibility or shuffle technical details off to anonymous suppliers. Product stewardship begins before the batch leaves our site and continues in the advice, on-site troubleshooting, and even forensic tracebacks that sometimes land in our inbox or on our loading dock. Decades of handling customer questions paid off in smoother product launches, fewer line stoppages, and lower total cost of ownership for those who count on real reliability. Our history as a stalwart supplier in both domestic and export markets rests on simple promises—keep the product consistent, keep the lines open, and turn lessons learned into process upgrades, not just paper procedures.
The evolving conversation around fluorocarbon use drives us to explore every new innovation seriously. Our in-house process chemists run pilot systems that model potential lower-impact substitutes, and our feedback loops involve customers from across all major markets. We participate in standards bodies and technical working groups not to collect certificates but to collaborate in setting practical direction for real-world solutions.
The future likely brings more change—stricter emissions limits, new safe handling protocols, and fresh debates over ‘drop-in’ replacements for legacy refrigerants. Yet, commitment to thorough, direct manufacturing does not waver. Teams here show up every morning ready to review plant metrics, analyze fresh data, and debate tough decisions about investments in improved catalyst systems or extended operator training. End users looking for more than just a product find partners eager to share the wealth of hard-won knowledge garnered from years in chemical production.
1-Chloro-1,1-difluoroethane does more than fill a specification; it reflects decades of direct engagement with the real-world needs of refrigeration, polymerization, and specialty chemical sectors. Each batch embodies hands-on problem solving, detailed process observation, and constant interaction with those who rely on safe, consistent, predictable supply. With every shipment, customers receive more than fluid in a drum. They draw on the collective expertise of a manufacturing workforce who treat chemical output as both a craft and a commitment. Real value, in this business, comes from those who know the molecules intimately, honor their role in each link of the supply chain, and never stop refining the production craft.