|
HS Code |
877972 |
| CAS_Number | 367-11-3 |
| Molecular_Formula | C6H4F2 |
| Molar_Mass | 114.09 g/mol |
| Appearance | Colorless liquid |
| Boiling_Point | 90-92 °C |
| Melting_Point | -23 °C |
| Density | 1.179 g/cm3 (20 °C) |
| Refractive_Index | 1.458 |
| Flash_Point | 18 °C |
| Solubility_in_Water | Insoluble |
| Synonyms | o-Difluorobenzene |
| Odor | Aromatic |
| Vapor_Pressure | 39 mmHg (25 °C) |
| PubChem_CID | 11253 |
| SMILES | FC1=CC=CC=C1F |
As an accredited 1,2-Difluorobenzene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 500 mL amber glass bottle labeled "1,2-Difluorobenzene," featuring hazard symbols, chemical details, and safety cap for secure transport. |
| Shipping | 1,2-Difluorobenzene is typically shipped in tightly sealed containers made of compatible materials, such as amber glass bottles or metal cans, to prevent leakage and degradation. It is classified as a hazardous material and must be labeled accordingly, handled with care, and shipped following relevant transportation regulations for flammable liquids. |
| Storage | 1,2-Difluorobenzene should be stored in a tightly closed container in a cool, dry, well-ventilated area away from sources of ignition, heat, and incompatible substances such as strong oxidizers. Store it in a chemical storage cabinet designated for flammable liquids. Keep away from sunlight and moisture, and ensure proper labeling to prevent accidental exposure or mixing. |
Applications of 1,2-Difluorobenzene in Industrial ManufacturingAs the original manufacturer, we supply high-purity 1,2-Difluorobenzene for core chemical production sectors worldwide. Our direct integration into downstream processes ensures optimal performance and conformity with industry protocols. Below we outline verified application scenarios, detailing usage specifications and specific standards in each sector. 1. Pharmaceutical Intermediate SynthesisResearch-based API manufacturers use 1,2-Difluorobenzene as a specialized intermediate in the production of diversified fluorinated drugs, including certain anticancer and CNS actives. It acts as a key building block in nucleophilic aromatic substitution chemistry, facilitating regioselective incorporation of fluorine into complex molecules. Production scale adjusts to batch or continuous flow, depending on project phase, with strict adherence to pharmacopeial and cGMP standards. The choice of solvent system and reaction profile varies based on target molecule, ensuring residue levels and impurity profiles comply with regulatory filings. Industry compliance standards
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2. Agrochemical Active Ingredient ManufactureMajor crop protection manufacturers employ 1,2-Difluorobenzene in downstream processing to construct active ingredient scaffolds, especially for new-generation herbicides and insecticides requiring ortho-difluoro functional groups. Its high chemical reactivity enables efficient coupling in selective substitution reactions. All production steps conform to EU, US, and China pesticide regulations. The scale and feed ratio are set by process kinetics and the purity demanded in end-use formulations. Process technology includes halogen exchange and subsequent derivatization under controlled conditions to achieve high final product consistency. Industry compliance standards
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3. Lithium-Ion Battery Electrolyte AdditivesLeading battery material producers incorporate 1,2-Difluorobenzene as a specialty co-solvent or additive for lithium-ion battery electrolytes. It serves to enhance electrochemical stability, widen the operating temperature window, and limit detrimental side reactions on high-voltage cathodes. Dosage in the electrolyte blend depends on cell design, anode/cathode material compatibility, and target energy density. All manufacturing steps follow RoHS restrictions and standard battery material purity controls. The compound typically enters the mixing stage as a co-solvent, with precise metering to ensure homogeneity and battery safety compliance. Industry compliance standards
Typical usage ratio
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4. Specialty Polymers and Fluorinated Materials ManufacturingManufacturers of high-performance polymers use 1,2-Difluorobenzene within the monomer synthesis stage for aromatic polyimides, polyarylenes, and specialty fluorinated elastomers. Its dual ortho-fluorination supports custom tailoring of polymer thermal and chemical stability. Typical process routes employ direct incorporation via Suzuki, Ullmann, or nucleophilic aromatic substitution reactions, aligned with polymer structure property targets. Processing takes place in closed-loop synthesis reactors, with tight control over residual monomer and by-product profiles to meet downstream use in electronics or aerospace applications. Compliance with global polymer standards and specific customer technical data requirements is mandatory. Industry compliance standards
Typical usage ratio
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Consistency and reliability matter in the world of chemicals. Our daily work runs on cycles of testing, fine-tuning, and ongoing feedback with partners along the value chain. Years of hands-on production have opened our eyes to the real needs of customers and researchers seeking solvent-grade aromatic compounds, and 1,2-difluorobenzene comes up more often than some may expect. This molecule, simple in structure yet quietly essential, answers a specific demand for high-purity solvents and advanced syntheses. When the call comes through for material that can outperform standard solvents or support demanding research, we reach for our experience with this compound.
In industrial circles, chemical fit is everything. The molecular structure of 1,2-difluorobenzene gives it a unique blend of volatility, polarity, and chemical stability not always available from traditional benzene derivatives. Instead of blanketing users with buzzwords, let’s speak plainly: those two fluorine atoms make all the difference. We see this edge every time a process engineer or lab chemist calls requesting a solvent that can push reactions without degradation or interference from hidden contaminants.
Our 1,2-difluorobenzene runs clear and pure after synthesis and scrubbing, refined repeatedly through well-monitored distillations. The clarity doesn’t just please the eye—it reassures everyone that trace residues or leftover acids from older batches no longer cloud the product. The result is a compound that supports high-performance applications across electronics, pharmaceuticals, and advanced organic synthesis. Each lot gets backed by real analytics—gas chromatography, moisture checks, and constant spot testing to chase down any hint of impurities. Decades of investments in purification equipment show daily dividends through a low rejection rate and repeat orders.
The practical benefits of 1,2-difluorobenzene grow clear when confronting routine headaches: poor miscibility, residue build-up, or unexpected by-products. Fluorinated aromatics can sidestep some of these traps, allowing for better process yields and easier cleaning. Our technicians know all the oddball behaviors of this fluid. Its moderate polarity bridges a gap between hydrocarbons and more polar analogs, granting chemists flexibility—it blends where benzene falls short and substitutes where chlorinated solvents pose health or regulatory barriers. The boiling point and evaporation characteristics—roughly 90°C—let it slot easily into protocols designed around simplicity, safety, and compatibility.
Few realize how much behind-the-scenes testing goes into each drum or bottle. We monitor water content at every step—excess moisture can ruin some sensitive syntheses or distort reaction rates. That vigilance extends to storage and shipment, where each shipment’s internal lining and container seals get double-checked for compatibility. Some customers request volumes as small as 500 milliliters for research batches; others pull a ton at once to feed continuous pilot-scale reactors. Our systems adjust to that need—not only because flexibility keeps us competitive, but because knowledge of the chemical’s properties guides packaging and delivery. Aromatic fluorides interact differently from their chlorine-based cousins—they corrode less, tend not to attack elastomers, and resist oxidative breakdown.
Our colleagues on the production line have lived through all the joys and pitfalls of trying to coax high-purity product from raw feedstock. Not all benzene derivatives yield easily under fluorination; getting the selectivity right means watching every reaction parameter and keeping batch records spotless. The right temperature, the right feed ratios, and the right catalysts keep unwanted by-products in check. Production runs get watched closely for exotherms or color shifts that might betray side-reactions, with real-time analytical verification at each stage. The pride felt by our senior technicians when they slice open a fresh sample and see that water-clear liquid—free from yellow, brown, or milky haze—comes from experience, not guesswork.
Technical leaders and shift supervisors here stress that laboratory specifications don't happen in a vacuum. We see the gap between “on paper” specs and end-user experience. For 1,2-difluorobenzene, markers like minimum assay—usually exceeding 99.5%—guide our acceptance threshold, but field reports matter every bit as much. Whether used in Grignard reactions, as a component in polymer synthesis, or as a stabilizing solvent in electronics manufacturing, downstream complaints trace back fast—if purity or consistency slip, word spreads, and reputations suffer.
What do our partners actually do with all this 1,2-difluorobenzene? Organic chemists designing active pharmaceutical ingredients latch onto its combination of reactivity and selectivity. It dissolves a broad array of starting materials yet stays inert in the face of aggressive reagents. Our product allows for repeated recycling—a key concern for those looking to run greener, more cost-efficient processes. The electronics sector leans on this fluid as a cleaning agent in microcircuit prep, enjoying both its low residue formation and fast evaporation. As purity requirements tighten in these fields, our job grows more challenging—and more satisfying.
We have witnessed solvent switches occur for many customers due to tightening environmental regulations. Traditional chlorinated solvents face greater scrutiny and, at times, outright bans. 1,2-difluorobenzene often fills the gap: it has a less aggressive environmental profile, lower acute toxicity, and decomposes less readily under operational conditions. Engineers seeking alternatives often land on this compound because it solves old problems while aligning with regulatory updates.
Direct comparisons put our product up against more familiar names: simple benzene; its mono- or tetrafluorinated cousins; chlorinated or brominated benzenes. Benzene, an industry staple, provides excellent solubility and volatility for many uses, but its toxicity and carcinogenicity continue to drive substitution efforts. The chlorine- or bromine-substituted rings might offer similar performance but increase corrosion risks and persistent environmental hazards.
1,2-difluorobenzene’s unique feature comes from its two adjacent fluorines. These atomic swaps change reactivity, boost resistance to oxidative or nucleophilic attack, and alter both the boiling point and solvent power. The ortho configuration translates into subtle but important changes in solvation spheres and molecular interactions. For example, research teams faced with scale-up of a metal-catalyzed reaction found that replacing traditional aromatic solvents with our product reduced by-product formation by double digits and improved final product isolation.
Handling our compound brings fewer surprises. In practice, users report less equipment corrosion, better thermal stability, and easier waste handling compared to chlorinated aromatics. The lingering question that often arises—why not use trifluorobenzene or even heavier fluorinated rings—comes down to cost, availability, and diminishing returns past a certain substitution level. Excess fluorination boosts production costs and, in many cases, doesn’t improve process yields for common electrosynthesis, coupling, or specialty polymer applications. This balance of performance, safety, and economics keeps 1,2-difluorobenzene anchored in a critical niche.
Making a reliable product means learning from customer feedback and adapting production accordingly. Our technical teams not only meet regulatory expectations—they anticipate new application trends and the tweaks they demand. Each time a new customer outlines their process window, our support staff works with their technical contacts to troubleshoot solvent-resin interactions, monitor for rare impurities, or even suggest better drying and handling protocols. Lab and production managers trade notes on viscosity, volatility under vacuum, and clean-up procedures post-use.
Collaboration with academics and process developers leads us to see how application determines the demand for higher or lower purity grades. Some pharmaceutical syntheses push the boundaries, needing a liquid free of every smidgen of peroxides, acids, or non-volatile residues. In contrast, a manufacturing partner blending adhesives or specialty coatings may focus on other aspects—odor, low toxicity, and storage life. We don’t offer every form under the sun, but we maintain a handful of proven grades—each paired to real-world needs observed across many sectors.
Our internal standards come from real-world needs, continuously reviewed by laboratory and production experts. Batch-to-batch reproducibility remains more than a catchphrase here; it anchors the trust our customers place in us and keeps operations running without unexpected snags. Failed batches cost us time and eat at trust—so catching and correcting root causes takes priority.
Today’s market offers few certainties—lead times contract or balloon, shipping logistics change daily, and unforeseen crises test even the best suppliers. Our challenge has been to keep 1,2-difluorobenzene flowing to partners without missing deadlines or compromising quality. The economies of scale matter; large customers benefit from bulk runs, consistent pricing, and reliable packaging. Smaller users, usually academic or niche application developers, ask for careful attention to sampling, repackaging, and seamless after-sales support. We work to understand the unique qualities this chemical must deliver for both.
Sustainability comes to the fore in all long-term planning. Our plant investments aim to minimize emissions, capture fluorinated by-products for recycling or safe disposal, and reduce energy costs per kilogram produced. Not every supplier will say this openly, but we know that regulatory trends and customer expectations grow stricter each year. We invest because we have stakes in the future of the chemical supply chain, and we’ve learned that short-term savings never justify risking a reputation for safe, responsible production.
Packaging innovations have improved over the past decade, reducing leakage rates and minimizing employee exposure. We select container materials and liners based on direct field feedback: some early adopters pointed out incompatibilities with certain elastomers or plastics, and we moved quickly to find better solutions. Shipment tracking ensures accountability through every stage; a missing drum or late package isn’t just a small error—it can bring entire research programs or production lines to a halt. Clear labeling and documentation about handling, disposal, and compatibility come standard, shaped both by legal requirements and by our own code of best practice.
As regulations evolve and industries trend toward less hazardous, more sustainable materials, there’s a real shift away from outdated chlorinated and brominated solvents. Our experience with 1,2-difluorobenzene shows that a well-crafted, high-purity fluorinated aromatic can often substitute without sacrificing process efficiency. Customers appreciate the freedom to experiment, develop new processes, and reduce hazardous waste streams, all while counting on a supply chain that doesn’t let quality slip.
Global demand doesn’t remain static. Emerging markets in electronics, pharmaceuticals, and specialty polymers now drive requests for solvent systems and additives that only fluorinated aromatics can provide. The combination of performance, manageable safety profile, and security of supply keeps our product firmly relevant and in demand. We learn from every complaint, collaborate on every new application, and adapt to real-world constraints: sometimes the difference between a “good” and “great” batch rests on something as simple as humidity in the warehouse or fresh filters in the refining columns.
Guided by decades of hands-on experience and continuous improvement, we think about 1,2-difluorobenzene as more than just another drum on the shipping dock. The people who use it rely on clear communication, precise quality, and honest partnership—from order intake through to technical support. Every day, we invest in staff training, ongoing equipment upgrades, and a culture of quality because we know the difference this makes, both for our own team and for the chemists, engineers, and innovators who choose our products.
Looking forward, we see innovation happening on every front. Research partners test our product in new catalytic systems, exploring reaction selectivity and cleaner synthetic strategies. Electronics giants come back with updated requirements as component sizes shrink and purity standards tighten. Even in lower-volume specialty applications, we get new queries about blending, compatibility, and custom packaging. It pushes us to keep learning, refining, and adapting.
Sharing knowledge with customers takes as much commitment as monitoring our own reactors. We offer technical guidance not just to make sales, but to help avoid repeated troubleshooting—because if our product doesn’t perform in the field, no amount of paperwork or assurance on a specification sheet makes up for lost time or failed experiments. Whether customers seek large-scale deliveries or small lots for pilot trials, our approach stays grounded in years of direct production knowledge, hands-on troubleshooting, and honest conversations across the value chain.
Many challenges remain: higher purity grades for tomorrow’s electronics, even tighter controls on impurities for next-generation therapies, and real progress on safer disposal and chemical stewardship. We meet these challenges head-on, knowing that each step forward cements the trust placed in our manufacturing expertise. The journey doesn’t end with the batch report or the signed delivery note. It continues in every lab result, every clean reactor, and every new application that 1,2-difluorobenzene makes possible.