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HS Code |
556738 |
| Product Name | 2,2-Difluorobenzodioxole-5-Carboxylic Acid |
| Cas Number | 170473-83-9 |
| Molecular Formula | C8H4F2O4 |
| Molecular Weight | 202.11 |
| Appearance | White to off-white solid |
| Melting Point | 160-164°C |
| Purity | ≥98% |
| Synonyms | 5-Carboxy-2,2-difluoro-1,3-benzodioxole |
| Smiles | C1=CC2=C(C=C1C(=O)O)OC(O2)(F)F |
| Solubility | Slightly soluble in water; soluble in organic solvents |
| Storage Temperature | Store at 2-8°C |
| Hazard Statements | May cause respiratory irritation |
| Inchi | InChI=1S/C8H4F2O4/c9-8(10)13-6-2-1-4(7(11)12)3-5(6)14-8/h1-3H,(H,11,12) |
As an accredited 2,2-Difluorobenzodioxole-5-Carboxylic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | White plastic screw-cap bottle labeled "2,2-Difluorobenzodioxole-5-Carboxylic Acid, 5 grams, for research use, CAS: 328-96-7." |
| Shipping | 2,2-Difluorobenzodioxole-5-Carboxylic Acid is shipped in a tightly sealed container to prevent moisture or contamination. It is packed with appropriate cushioning, labeled according to chemical handling regulations, and includes a safety data sheet (SDS). The package complies with all relevant local and international chemical transportation guidelines. |
| Storage | 2,2-Difluorobenzodioxole-5-Carboxylic Acid should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from incompatible substances such as strong bases and oxidizers. Protect from moisture and direct sunlight. Store at room temperature or as recommended by the manufacturer, ensuring the container is labeled properly to prevent accidental misuse or exposure. |
Applications of 2,2-Difluorobenzodioxole-5-Carboxylic Acid in Industrial Manufacturing2,2-Difluorobenzodioxole-5-Carboxylic Acid finds practical use as an advanced fluorinated aromatic intermediate across several industrial sectors. Below, our application team details main downstream integration scenarios, with each section reflecting actual customer requirements in specialty chemicals, regulated pharmaceuticals, and high-end material synthesis. All information is based on our direct supply partnerships with regional production plants, including compliance, proportioning, process steps and final product output. 1. Pharmaceutical Active Ingredient SynthesisPharmaceutical manufacturers require high-purity fluorinated benzoic acid derivatives as key building blocks for new drug molecules, particularly in the design of anti-infective and anticancer APIs. This material enters targeted alkylation, amidation, or condensation pathways for synthesizing molecular fragments that benefit from fluorine’s impact on bioavailability and metabolic stability. Industry compliance standards
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2. Agrochemical Intermediate ManufacturingThe agrochemical industry integrates this compound as a specialty fluorinated domain for synthesizing selected herbicide and insecticide active ingredients, where the fluorine atoms contribute to environmental persistence and target selectivity. Our supply is used in chlorination and cross-coupling steps in active ingredient production lines at established crop protection plants. Industry compliance standards
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3. Advanced Polymer Monomer ProductionPolymer synthesis companies require functionalized fluorinated aromatics for development of high-performance engineering plastics and specialty coatings, utilizing the raw material as a monomer precursor during ring-opening copolymerization and esterification reactions. The resulting polymers show enhanced dielectric properties and resistance to chemicals for electronics and aerospace products. Industry compliance standards
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4. Fine Chemical Building Block Supply for Custom SynthesisSpecialty and contract manufacturers source this material as a fine chemical building block for synthesizing new small molecules and reference standards, where the fixed difluoro aromatic structure enables exploration of novel derivatives in development-stage laboratories. Our technical support ensures documentation and handling support for regulated laboratory contexts. Industry compliance standards
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As a direct manufacturer, every specialty molecule represents a milestone. Years back, we set out to produce 2,2-Difluorobenzodioxole-5-Carboxylic Acid through a process that balanced cost, consistency, and purity. The market demanded reliable supply for advanced material synthesis, and standard commercial stocks didn’t answer the call for high-end quality or consistent performance batch-to-batch. Early on, our pilot team worked through multiple approaches, customizing reactor configuration, and optimizing temperatures to stabilize the difluoro motif, so sensitive to oxygen ingress. Our focus sharpened on multi-step validation, not just for analytical compliance but for downstream reaction predictability in scale-up. Daily work blended theory and stubborn real-world troubleshooting. Each refinement—both in batch size and chromatographic recovery—translated into a better, more traceable molecule for our customers.
Back in the synthesis lab, it's easy to spot when a molecule stands out. The 2,2-Difluorobenzodioxole group resists a lot of unwanted side reactions because the electron-withdrawing nature of the two fluorines alters reaction dynamics on the aromatic ring. You see the difference during scale-up: yields climb, and the need for time-consuming purifications drops. The carboxylic acid group holds anchor for derivatization, connecting smoothly into subsequent steps like amidation or esterification. These structural qualities matter in pharma intermediate manufacture and advanced agrochemical development, where reactive site integrity translates directly into downstream product quality and cost control.
In our warehouses, stock rotates in batches, not as bulk from third parties but through in-house schedules aligned with customer timelines. Batches leave the plant only after repeated HPLC and NMR checks, always verified against reference standards—not just COA paperwork. We keep purity at 98% or better as routine, after discovering early how sensitive catalytic coupling steps are to traces of unreacted mono- and trifluorinated analogs. Moisture level controls remain strict, since handling requirements downstream (especially in peptide synthesis) depend on dry, solid material for reproducibility. Our process routes include both solution-phase and solid-phase crystallization, each serviced by dedicated reactors. We have seen how inconsistent drying alters melting points or causes local hydrolysis, resulting in hours lost for our partners. Direct control over packaging, including the anti-static liners and nitrogen-flushed drums, comes built into our routine. Experience taught us that one compromised drum in a shipment can set off process failures stretching through multiple sites.
Other companies sometimes offer blends, technical grades, or repacked lots sourced from unknown locations. We only release direct-from-line product, no relabeling or aggregating from external warehouses. Customers have traced paperwork back to us for over a decade, following every container from reactor to final transit. This matters most with 2,2-Difluorobenzodioxole-5-Carboxylic Acid, as impurity traces can carry through into API or catalyst lots where tolerances run tight. We regularly audit our own lines: full logbooks, calibration records for analytical instruments, and mandatory impurity profiling accompany every stock number. If feedback flags an outlier, investigation starts on the floor—hands-on—never deferred to third parties.
Synthetic access to the difluorobenzodioxole system was once a hurdle. The difluorinated ring system, compared to non-fluorinated counterparts, changes physicochemical properties in the finished molecules—a difference critical to research teams in pharma, materials science, and crop protection. Beyond papers, we see this every day when customers report shifts in partition coefficients, metabolic stability, or binding selectivity. Technologies relying on high-precision building blocks—OLED screens, next-generation herbicides, kinase inhibitors—stake performance and patentability on these subtle changes. A tight supply chain for the carboxylic acid means no project delays, streamlined route scouting, and more predictable IP portfolios for those who depend on consistent upstream chemistry.
Biologics, small-molecule pharma, electronics, and crop science—each sector demands fluoroaromatics that don't fall short in subsequent coupling steps or under variable temperature handling. Our acid lands in reaction vessels destined for high-throughput parallel syntheses, library construction, or single-candidate scale-up. Purity feeds into process efficiency, cutting filtration steps and raw material loss downstream. Historically, QC specialists from customer sites have visited us, running parallel assays alongside our team using their own columns and solvents, cementing trust through open data-sharing. This hands-on collaboration wasn’t born of marketing—it traces back to our commitment to clarity at batch-level, essential for those exploring patentable analogs or troubleshooting synthetic bottlenecks.
Nothing replaces direct feedback from chemists. After an early rollout, we learned one customer had recurring filter clogging from trace polymeric impurities. Our batch records already included inline filtration logs, so we traced the glitch to an early wash sequence in the isolation stage. Updating a single wash step, we brought the issue under control, saving time for everyone downstream. Several years on, no similar problems cropped up. That’s the real difference manufacturer oversight makes: changing a process means rolling it out across every vessel, every operator, every shift. We use audits, internal reviews, and regular customer calls to stay ahead of emerging needs—adapting our protocols before problems show up at the user level.
Supply chain pressures have become routine news, but years before headlines, our teams already adjusted sourcing, redundancy, and capacity on the production floor. Direct control secures not just current supply but long-term formulation flexibility for the labs that depend on us. We hold extra packaging on hand, work ahead of seasonal shutdowns, and maintain cross-trained personnel for any swing in production volume. This resilience echoes in customer timelines: no lapses, no answering to warehouse bottlenecks, no fingerprinting unknown suppliers. The trust built grows out of this stability. Chemists can press forward on development, always knowing where the core acid originates and how it was handled.
Environmental responsibility grows from direct observation and adapting our protocols. Our facility recycles solvents in closed loops, minimizing airborne emissions and tank sludge. In daily work, operators handle every lot under clearly marked MSDS guidance, with ventilation and training standards regularly reviewed by third-party safety consultants. Traceability links every drum to its actual production day, with batch numbers printed next to QR codes that retrieve all records from reaction initiation to post-shipment customer support. We lead regular drills, not just for compliance, but to keep safety rooted in actual practice. Unannounced inspections have never found significant deviation from process, and every return or complaint gets logged for both technical and EH&S teams to review.
We learn as much from our customers as from the science. Requests for special granulometry, altered moisture specs, or incremental batch sizes often reach our operators before they become industry norms. We keep small-scale lines ready for trial requests and scale them only after customer validation, always using the same monitoring standards as our main production. Someone once needed the acid at half-standard particle size. Instead of using off-the-shelf milling, we reconfigured drying to produce the desired granule, tested for compressibility, and shared all results. We never shortcut on purity, whatever the customization.
Years in the chemical markets show you every shortcut and substitute that outfits take. Many repack, blend, or dilute materials from mixed origins—practices that don’t fly when your molecule’s fate is a GMP plant or regulatory panel. Our record speaks through long-term customer continuity: researchers and purchasers alike know each inquiry brings direct access to our technical team, not a generic customer service chain. They see specification sheets grown from real runs, not just ideal numbers on a screen. Batches ship with full trace, empirical control data, and impurity profiles reflecting today's line—not last quarter's batch. It’s the sum of these controls, checks, and human conversations that set us apart.
Regulatory requirements keep moving, and so do the standards we apply in-house. Every main product, including 2,2-Difluorobenzodioxole-5-Carboxylic Acid, sits on a compliance roster for REACH, TSCA, and local mandates. We review every substance-specific dossier with regulatory partners, logging all test results, process modifications, and raw material origins. Customer audits are open-door, not managed on paper. This hands-on transparency lets partners comfortably integrate our acids into dossiers, DMFs, and global filings. If a spec changes—for instance, allowable impurity or storage conditions—we update all documentation, never leaving changes undocumented or uncommunicated. Years of experience proved that these efforts make all the difference during inspections or partner reviews.
As scale-up happens in discovery or pilot settings, our acids serve as the backbone for innovation. We routinely partner with R&D chemists designing new motifs, offering not only bulk lots but real-time feedback on product performance—solubility, reactivity, or handling in unusual solvents. Research teams often request sample splits from multiple batches for pre-formulation trials. Our lines stay flexible, producing both exploratory and full-scale amounts with matching quality and documentation. This support extends to packaging—custom bags, drums, or ampoules as needed to match stability or process flows. Direct relationships with our floor experts mean note-sharing happens instantly, not through layers of intermediaries.
Direct manufacturing means more than just output. We keep every customer informed—shipping schedules, analytical updates, even anticipated stock swings—often based on their project forecasts. Instead of generic alerts, we share personal notes or advance reminders, so no delay interrupts development. Customers involved with critical timelines, NDAs, or regulatory filings get advanced lot reservations, never having to chase stock at the last minute. For us, “supply” means peace of mind built on our understanding of both chemistry and project management.
Many promises drift toward marketing slogans, but in plant operations, reliability is measured in satisfied teams, consistent output, and transparent communication. Daily logs, hands-on management, and real-time troubleshooting shape our service style. We measure results by customer retention, decade-long partnerships, and year-on-year consistency in reviews. Our team bends effort toward not just meeting but anticipating requests, delivering the backbone molecule for cutting-edge chemistry with one unbroken chain of responsibility.
The market for advanced intermediates has no place for shortcuts. 2,2-Difluorobenzodioxole-5-Carboxylic Acid stands as proof: every lot benefits from the cumulative expertise of our chemists, engineers, and project leads. Between robust analytical practice, honest dialogue with customers, and constant process improvement, we deliver more than a molecule—we offer confidence at the start of every reaction. Our journey is ongoing: every request for custom spec, every insight from the floor, and each project milestone from our partners gives new direction. Direct manufacturing shapes not just our product, but the future of specialty chemistry—one batch, and one conversation, at a time.