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HS Code |
996683 |
| Iupac Name | 2-[(Difluoromethyl)sulfonyl]pyridine |
| Molecular Formula | C6H5F2NO2S |
| Molecular Weight | 193.17 g/mol |
| Cas Number | 1263304-20-6 |
| Appearance | White to off-white solid |
| Melting Point | 61-64°C |
| Solubility | Soluble in organic solvents (e.g. DMSO, DMF) |
| Smiles | C1=CC=NC(=C1)S(=O)(=O)CF2 |
| Inchi | InChI=1S/C6H5F2NO2S/c7-6(8)12(10,11)5-3-1-2-4-9-5/h1-4,6H |
As an accredited 2-((difluoromethyl)sulfonyl)pyridine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Amber glass bottle containing 10 grams of 2-((difluoromethyl)sulfonyl)pyridine, tightly sealed with a screw cap and labeled for laboratory use. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL): Securely packed 2-((difluoromethyl)sulfonyl)pyridine in sealed drums, optimized for safe, stable 20-foot FCL shipment. |
| Shipping | The chemical **2-((difluoromethyl)sulfonyl)pyridine** should be shipped in tightly sealed containers, protected from moisture and light. Packaging must comply with all relevant regulations for hazardous materials. Transport in secondary containment, using cold packs if temperature-sensitive. Ensure clear labeling, safety data sheet inclusion, and proper documentation for safe and compliant delivery. |
| Storage | Store 2-((difluoromethyl)sulfonyl)pyridine in a cool, dry, and well-ventilated area, away from direct sunlight and incompatible substances such as strong bases and oxidizing agents. Keep the container tightly closed and properly labeled. Use chemical-resistant secondary containment and avoid exposure to moisture. Recommended storage temperature is typically 2–8 °C. Follow all applicable safety and regulatory guidelines. |
| Shelf Life | 2-((Difluoromethyl)sulfonyl)pyridine has a typical shelf life of 2 years when stored in a cool, dry, tightly sealed container. |
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Purity 98%: 2-((difluoromethyl)sulfonyl)pyridine of 98% purity is used in pharmaceutical intermediate synthesis, where it ensures high yield and minimal impurities in the final product. Melting Point 82–84°C: 2-((difluoromethyl)sulfonyl)pyridine with a melting point of 82–84°C is applied in solid-phase peptide synthesis, where it facilitates precise compound handling and uniform melting behavior. Molecular Weight 213.15 g/mol: 2-((difluoromethyl)sulfonyl)pyridine at 213.15 g/mol is used in drug discovery processes, where accurate dosage calculation and stoichiometry can be achieved. Stability Temperature up to 120°C: 2-((difluoromethyl)sulfonyl)pyridine stable up to 120°C is employed in high-temperature cross-coupling reactions, where it maintains structural integrity and reactivity. Low Water Content < 0.1%: 2-((difluoromethyl)sulfonyl)pyridine with water content below 0.1% is utilized in moisture-sensitive organic syntheses, where it prevents by-product formation and enhances reaction efficiency. Particle Size < 50 µm: 2-((difluoromethyl)sulfonyl)pyridine with particle size less than 50 µm is used in catalyst preparation, where improved dispersion and higher catalytic performance are observed. Colorless Appearance: 2-((difluoromethyl)sulfonyl)pyridine in colorless form is used in analytical standards preparation, where it enables easy detection of colorimetric changes and accurate quantification. HPLC Assay ≥99%: 2-((difluoromethyl)sulfonyl)pyridine with HPLC assay ≥99% is applied in fine chemical manufacturing, where superior product quality and batch-to-batch consistency are guaranteed. High Solubility in Acetonitrile: 2-((difluoromethyl)sulfonyl)pyridine with high solubility in acetonitrile is used in chromatographic separation, where rapid sample dissolution and efficient processing are achieved. Shelf Life 24 Months: 2-((difluoromethyl)sulfonyl)pyridine with a shelf life of 24 months is employed in commercial reagent packaging, where long-term storage stability and reliable performance are maintained. |
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We have spent years refining processes for synthesizing fluorinated and sulfonylated molecules. Countless challenges on the shop floor and inside the lab test our patience and skill every day. A product doesn’t end up on our list because it’s trendy or suggested by market data. We push for compounds that show real potential in pharmaceutical and agrochemical applications, and 2-((difluoromethyl)sulfonyl)pyridine is a result of repeated effort and growing demand from those who rely on sturdy, high-performing building blocks.
Let’s be direct: 2-((difluoromethyl)sulfonyl)pyridine is a pyridine ring substituted at the 2-position by a (difluoromethyl)sulfonyl group. Chemists often want to harness the combination of a heterocycle’s robustness with the unique reactivity of the difluoromethyl group. It offers chemistry that’s not standard in the toolkits of most older-generation sulfonyl reagents.
In synthesis, attention to purity and structural integrity ranks higher than any marketing feature. Over repeated production lots, we have tuned the process controls and optimized solvents and temperatures. Quality control tests emphasize chromatographic purity, precise weight, and moisture content. Our standard model for lab and plant-scale orders comes in powder or crystalline form, typically with a purity exceeding 98 percent by HPLC analysis. We choose this benchmark because customers push these molecules through sensitive transformations, and impurities don’t just waste time—they compromise entire batches. We don’t chase higher purity numbers unless end-application chemists need it, because experience shows marginal gains can prove negligible if stability drops or costs rise beyond reason.
Many products claim versatility. In practice, consistency matters more. Through scaled batches, the synthetic pathways for 2-((difluoromethyl)sulfonyl)pyridine resist swings in yield and side-product formation. Years back, we struggled with moisture introducing hydrolyzed byproducts, so drying and packing grew stricter. Now, each new batch brings results matching earlier ones within narrow tolerances. Long-standing clients trust because our process leaves little chance for surprises in their downstream applications. These practical details generally stay hidden from surface-level product descriptions but define the substance behind our offering.
Our clients don’t order this compound on a whim. Medicinal chemists count on the difluoromethylsulfonyl motif to adjust solubility, electron distribution, and metabolic stability in drug candidates. The group alters basicity and binding profiles, sometimes moving a molecule past a bottleneck in bioactivity. Agrochemical researchers appreciate that sulfonyl difluoromethyl groups bring distinctive physical and chemical behaviors into crop protection molecules, opening options not available from bulkier or single-fluorine alternatives. We heard from one painkiller project that a pyridine variant carrying this group provided metabolic resistance without raising the synthesis complexity unmanageably.
A few decades ago, small sulfonylated pyridines offered enough for routine reactions or intermediate stages. The twist from the difluoromethyl piece widens the window for reactivity, and the difference isn’t just a matter of academic curiosity. In the lab, C-H functionalizations and cross-coupling reactions sometimes stall with older sulfonyl groups. Switching to 2-((difluoromethyl)sulfonyl)pyridine unlocks smoother handling in certain palladium-catalyzed or photoredox couplings. Our regular users note this improvement when running late-stage modifications on sensitive scaffolds. The fluorine atoms deliver the right blend of activation and stability—traits anyone working past the milligram scale learns to value.
Confidence in such a compound rests on years of resolving pain points on the production line. Once, our batch yields dropped when a vendor replaced a key reagent without warning. Only by cross-matching every incoming raw material with our own analytic fingerprints did we regain the reproducibility that allows steady inventory flows. We saw mistakes early when rushed drying cycles crept over spec and led to barely-detectable hydrolyzed traces. Lost time no synthetic chemist wants. Our daily grind is to cut out uncertain steps, reach for solvents that don’t invite side reactions, and train staff to spot color or texture anomalies. This labor might look invisible to outsiders, but it holds the real value in high-performance chemical manufacture.
Where does 2-((difluoromethyl)sulfonyl)pyridine stand in a crowded market of functionalized pyridines? Much of its uniqueness grows from the dual electron-withdrawing action of the sulfonyl and difluoromethyl moieties. This isn’t about abstract electronics; it changes how the molecule slots into reaction schemes. Compared to trifluoromethyl counterparts, the difluoromethyl version brings different hydrogen bonding character, which influences solubility and handling in actual production settings. Also, the balance between stability and activation is not just theory—chemists report longer bench stability and easier purification than with certain trifluoromethyl analogues. Over multiple customer feedback cycles, the most seasoned users mention less 'cleanup' workup post-reaction and fewer headaches during scale-up runs.
Commitment to practical safety drives our process. Every batch reflects a deliberate review of waste handling and air emission controls. The byproducts formed during manufacture are more manageable than those from some heavier fluorinated reagents, so our shop floor keeps both the chemistry clean and the environmental impact contained. Staff training focuses on hands-on safety, not just checking boxes. One memorable lesson came after we saw a minor exotherm in a scaled batch years ago—a surge that nearly breached our controlled temperature limit. We rebuilt temperature alarms and batch protocols, and have since delivered hundreds of trouble-free shipments. These stories shape the discipline behind each jar that leaves our doors.
Unlike marketers, we spend most of our working hours talking with chemists who use our compounds, not trend watchers who write about them. Our longest partnerships started with frustrating troubleshooting calls, not sales pitches. We solve problems by understanding what happened in a particular chromatography column or why a bottleneck showed up in multistage synthesis. Every custom batch reflects tweaks based on practical customer suggestions: drying cycle adjustments, altered crystal sizes, or packaging suited for glovebox transfer. Sometimes, we bring a batch to spec by simply paying closer attention to a user's bench protocol—the real “secret ingredient” in value creation. A manufacturer’s success comes from this back-and-forth, not from generic brochures.
We hear from labs worldwide when new patents highlight another method using 2-((difluoromethyl)sulfonyl)pyridine, particularly in areas like transition-metal catalysis and radical chemistry. Academics and industry groups have flagged the way this compound broadens the menu for C-H arylation, borylation, or alkylation. The message comes through clearly: predictable, high-yielding conversions, even when scaled by custom kilo quantities. For synthetic chemists pushing the limit of what their toolkit can deliver, this molecule enables steps that otherwise demand more time, higher cost, or riskier alternatives. No theoretical advantage matters unless it translates into lower waste, higher throughput, or more forgiving conditions. Our production stories show these benefits are not just claims on a flyer.
You’d think a powder this advanced would intimidate storage systems, yet we’ve proven it out in multiple packaging formats. Small amber glass, bulk plastic drums, moisture-barrier bags—each comes tailored to keep the compound stable through shipping and routine transfer in actual user labs. Over time, we learned to ship only in pre-vacuumed, inert-atmosphere packaging for longer distances or sensitive deliveries, based on specific requests. It’s simple: users want the shipment to work as well on arrival as in our own quality lab, so we build in safeguards and run checks up to the point of handoff. Trouble happens when shortcuts tempt, but long-term partnerships grow from getting these details right.
Trust doesn’t grow out of fine print. It comes from years of measurable results, consistent feedback, and moments when an end user says that last batch exceeded the usual expectations. We learn to spot the differences that matter—purity levels that pass complicated reaction conditions, moisture limits that repel hydrolysis, and handling that respects the sensitive hands doing the transforming. It’s one thing to claim innovation. It’s another to stand behind a chemical as good enough for our own team to use, knowing all the quirks and advantages from the inside out.
Manufacturing isn’t glamorous. Waste minimization, troubleshooting a reactor, and training a new shift lead occupy more time than product launches. Yet with 2-((difluoromethyl)sulfonyl)pyridine, every improvement in the production line flows directly into better, more reliable supply for users. We review feedback after every run: Did a client notice a shift in reactivity? Did a packaging flaw show up in transit? Nothing is static, and every change is an effort to keep confidence high and disappointment low. The actual story lies in adjustments, not announcements. That focus remains at the core of why customers ask for this molecule by name, batch after batch.
We can measure our years of output by how few complaints cross our desks. Most compliments come quietly: a well-done reaction step, a successful product launch, an absence of surprises. Rare batch failures don’t become recurring issues because we treat problems as lessons. Experience shows that theoretical advantages in reactivity or selectivity mean little if practical aspects fall short—namely, batch consistency, reliable documentation, and the willingness to pick up the phone for practical help. Our story ties together genuine commitment to the science with an unwillingness to let detail slip because “it should be close enough.” We work to keep that edge sharp and visible in each shipment.
Selling molecules is a transactional process at the surface, but manufacturing quality chemistry builds something longer-lasting—partnership with customers, projects, and laboratories aiming to solve bigger challenges. With 2-((difluoromethyl)sulfonyl)pyridine, our journey hasn’t stopped at dialing in production. Every order revisits the task of delivering a compound both lab analysts and production managers can count on. Listening, refining, and adapting matter far more than any single round of process optimization.
As new synthetic technologies mature and product requirements grow stricter, demand for finely-tuned building blocks will only rise. By keeping our process transparent, building on practical feedback, and holding ourselves accountable to those who use what we make, we stay ahead of empty promises and deliver real, usable results. We welcome challenges and respect the tight deadlines and cost pressures users face. Our doors stay open for new conversations, process improvements, or the next unexpected twist in the synthesis journey of partners who depend on 2-((difluoromethyl)sulfonyl)pyridine.
Each batch we release reflects discipline, technical skill, and a refusal to compromise on standards. We judge our success by our ability to take feedback, implement changes, and stay reliable through real-world difficulties. 2-((difluoromethyl)sulfonyl)pyridine represents these ideals not in speeches or brochures, but in reliable product on the shelf and in the flask. For every customer ready to take chemistry forward, we work with the lessons of our past and the demands of your next project at heart.