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2-Chloronicotinyl Chloride

    • Product Name 2-Chloronicotinyl Chloride
    • Alias 2-Chloronicotinic acid chloride
    • Einecs 244-906-7
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    799451

    Product Name 2-Chloronicotinyl Chloride
    Cas Number 112693-72-4
    Molecular Formula C6H3Cl2NO
    Molecular Weight 176.00 g/mol
    Appearance Colorless to pale yellow liquid
    Boiling Point 219 °C
    Density 1.42 g/cm³
    Purity Typically ≥98%
    Solubility Decomposes in water, soluble in organic solvents
    Flash Point 97 °C
    Refractive Index 1.576
    Storage Temperature 2-8 °C
    Synonyms 2-Chloro-3-pyridinecarbonyl chloride
    Smiles ClC1=NC=CC=C1C(=O)Cl

    As an accredited 2-Chloronicotinyl Chloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 2-Chloronicotinyl Chloride is supplied in a 25g amber glass bottle, tightly sealed, and clearly labeled with chemical name and hazard warnings.
    Shipping 2-Chloronicotinyl Chloride is shipped in tightly sealed containers under dry, cool conditions to prevent hydrolysis and hazardous reactions. Packaging complies with regulations for corrosive and harmful chemicals. Transportation is arranged according to local, national, and international guidelines, including appropriate labeling and documentation, ensuring safety during handling and transit.
    Storage 2-Chloronicotinyl chloride should be stored in a tightly sealed container under an inert atmosphere, such as nitrogen or argon, to prevent moisture and air exposure. Keep it in a cool, dry, and well-ventilated area, away from incompatible substances like water, alcohols, and strong bases. Store in a designated corrosives cabinet, and protect from light and sources of ignition.
    Application of 2-Chloronicotinyl Chloride

    Applications of 2-Chloronicotinyl Chloride in Industrial Manufacturing

    As an established manufacturer of 2-Chloronicotinyl Chloride, we deliver this intermediate for precise implementation in specialized downstream sectors. The following application scenarios demonstrate realistic industrial deployment, based on validated process requirements and strict adherence to regional and global standards.

    1. Synthesis of Neonicotinoid Insecticides

    Leading pesticide companies use 2-Chloronicotinyl Chloride as a crucial building block in the synthesis of neonicotinoid active ingredients, such as imidacloprid and acetamiprid. This intermediate reacts during the condensation stage to construct the core pyridine moiety, ensuring purity for direct transformation into the final insecticide formulation. Manufacturers rigorously monitor impurity profiles and batch traceability due to regulatory residue controls in crop applications.

    Industry compliance standards

    • FAO/WHO Specification for Pesticides
    • EU Regulation (EC) No 1107/2009 for Plant Protection Products
    • China GB/T 1600–2019 Quality Standard for Pesticide Technicals
    • US EPA Registration Requirements 40 CFR Part 158

    Typical usage ratio

    • 72–79% w/w relative to target neonicotinoid mole balance, subject to yield optimization and conversion pathway (slight excess often applied for impurity management)

    Downstream process integration

    • Chloronicotinyl intermediate is introduced during chlorination-influenced nucleophilic substitution and subsequent cyclization stages, often in multi-stage batch synthesis reactors, with in-process pH and crystalline morphology controls.

    Final product types

    • Imidacloprid technical grade
    • Acetamiprid technical grade
    • Agrochemical wettable powders and suspension concentrates
    • Seed treatment formulations for major field crops

    2. Active Ingredient Manufacturing for Veterinary Ectoparasiticides

    Veterinary pharmaceutical companies apply 2-Chloronicotinyl Chloride in the custom synthesis of active ingredients intended for animal health parasite control, particularly for pets and livestock. This reagent participates in the pyridine functionalization step, requiring tight in-process contamination checks and compliance with pharmacopeial monographs, given the strict risk assessments for animal health products.

    Industry compliance standards

    • EU EudraLex Volume 4 GMP Guidelines (Veterinary)
    • US FDA CFR Title 21: Animal Drugs, Feeds, and Related Products
    • Veterinary International Cooperation on Harmonization (VICH) Guidelines
    • Ph. Eur. - European Pharmacopoeia for active substance quality

    Typical usage ratio

    • Usually 0.9–1.1 equivalents relative to the subsequent cycloaddition reagent, fine-tuned based on active pharmaceutical ingredient yield and impurity removal process capacity

    Downstream process integration

    • Added during key N-chloronicotinylation synthetic step, within multi-stage purification and crystallization sequences under GMP-controlled environments (validated cleaning and batch records required)

    Final product types

    • Veterinary spot-on solutions
    • Chewable ectoparasiticide tablets
    • Pour-on parasite control products
    • Medicated collars for tick and flea prevention

    3. Intermediate for Pharmaceutical Pyridine Derivative Synthesis

    Pharmaceutical intermediate producers utilize 2-Chloronicotinyl Chloride to prepare advanced functionalized pyridines, which serve as the active nuclei for development compounds and generic APIs undergoing clinical screening. This material enables precise introduction of the chloro group, with downstream quality controls aligned to international ICH Q7 standards and full documentation for DMF filing and trace residual checks.

    Industry compliance standards

    • ICH Q7: Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • US FDA Drug Master File (DMF) filing requirements
    • EU GMP Directive 2003/94/EC
    • JP Pharmacopeia for relevant pyridine APIs

    Typical usage ratio

    • Controlled at 1:1 molar ratio with respect to the pyridine core precursor; adjusted by process yield and end-point chromatographic monitoring

    Downstream process integration

    • Participates in nucleophilic aromatic substitution or acylation steps in early stage API synthesis, typically executed under inert atmosphere with segregated material flow and real-time HPLC monitoring

    Final product types

    • Pharmaceutical intermediates for antihypertensive drugs
    • Pyridine-based candidate compounds for clinical research
    • Generic API intermediates filed under US, EU, JP regulatory systems

    4. Key Intermediate in Fine Chemical and Electronic Material Synthesis

    Manufacturers in the fine chemical and electronic chemicals sectors employ 2-Chloronicotinyl Chloride to introduce chlorine-substituted pyridine motifs in specialty functional materials, such as organic light-emitting compounds, semiconducting oligomers, and advanced chemical sensors. To meet high performance requirements, they specify strict impurity control, particle size definitions, and documentation for REACH registration.

    Industry compliance standards

    • EU REACH Regulation (EC) No 1907/2006 (Registration, Evaluation, Authorisation and Restriction of Chemicals)
    • ISO 9001:2015 Quality Management Systems for fine chemical production
    • JEDEC EIA/EQC standards for electronic material purity
    • China GB/T 39498–2020 Technical Requirements for Electronic Grade Chemicals

    Typical usage ratio

    • Ranges from 0.85–1.2 equivalents based on the designed stoichiometry for organic materials, with adjustments reflecting target molecular weight and final device performance criteria

    Downstream process integration

    • Used in pre-polymerization or condensation steps where the chloro-pyridine moiety imparts electronic or photonic properties; implemented with tight thermal and mixing control in small-batch or pilot production lines

    Final product types

    • Organic semiconducting materials
    • OLED intermediate compounds
    • Custom pyridine derivatives for sensor applications
    • Fluorescent marking and tracing agents
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    Certification & Compliance
    More Introduction

    2-Chloronicotinyl Chloride: A Direct Manufacturer’s Perspective

    The Reality of Producing 2-Chloronicotinyl Chloride

    Making specialty intermediates means living and breathing the pressure of expectation. Over the years, the chemical landscape has kept both traditions and challenges in a steady cycle. 2-Chloronicotinyl Chloride isn’t just another line item or commodity in a catalog—it’s a backbone compound for so many modern agricultural and pharmaceutical syntheses. Here at the production level, we don’t have the luxury of thinking in distant, impersonal terms. We see every batch through the lens of chemical integrity, the physical hurdles in synthesis, and the growing field of end-use applications that shape our customers’ success and safety.

    Why Focus on the Model 99% 2-Chloronicotinyl Chloride?

    There’s a demand for repeatability you won’t see in most industries. Users of 2-Chloronicotinyl Chloride—C6H3Cl2NO, for those who care about the basics—aren’t just hunting for purity; they're looking for confidence. Our standard model, validated with a minimum assay of 99%, gives both reliability in reactivity and clarity in downstream yields. Even a half-percent impurity shows its face fast in large-scale synthesis, especially for those developing targeted crop protection actives or complex heterocycles in pharma. Several years ago, one formulation partner flagged an unexpected byproduct only after three runs in a new synthetic route; feedback like this changes the inspection criteria for every tank we fill. Every bar for tight identity and purity is set by these real-world checks, not just certificates from upstream.

    A Manufacturer’s Take—From Reactor to Logistics

    Scaling up from lab to plant means handling more than the bench chemistry. 2-Chloronicotinyl Chloride’s synthesis relies on carefully controlled chlorination and isolation steps. Each stage tests the not just technical setup but also practical safety and waste management. The faint but biting fumes of acid chlorides in production get attention fast—local vents, specialized containment, and staff training power the shift rotation. Over the last decade, upgrades to our condensation loops and solvent recovery lines haven’t just curbed runaway costs but also trimmed emissions by a real margin.

    Every drum and bottle starts with a certified weighing, and we batch monitor for water content, light absorption (UV), and trace acidity—firm requirements for both process safety and those customers building highly reactive intermediates. Early on, we learned from a misrun that didn’t pass muster on trace hydrolysis; since then, batch records reflect not only purity but real use-life under various storage and shipping environments. It’s the details like this that separate manufacturers from an anonymous pool of resellers.

    Key Physical Properties, Because They Matter to Us

    Distilling technical points isn’t just filler. The compound appears as a pale to light yellow crystalline powder—any darkening signals a mishap or aging. With a melting point circling 58–60 °C (not up for negotiation if you’re aiming for stability), each run checks for narrowing of the melting range. Flash point, volatility under ambient conditions, and solubility profile in typical solvents like dichloromethane, acetonitrile, and chloroform drive the dozens of process optimizations we’ve taken from pilot to line production. When a customer from a major R&D center updated a process route to a greener solvent base, the compound’s predictable reactivity kept their trial on timetable.

    Stability under ordinary storage—kept dry and under nitrogen—delivers a shelf life well past a year, assuming reasonable logistics. We control packaging headspace and continuous monitoring of in-transit temperature profiles, based on lessons from a mid-summer supply delay that nearly ruined a shipment.

    Usage Insights from the Source

    Most of the outside world sees this item by its role as a building block. Here, every day brings direct requests to align color, granularity, and especially reactivity. Its utility as a core intermediate for neonicotinoid insecticides, such as thiamethoxam and imidacloprid, calls for ultra-clean product. In crop protection, every microgram of catalyst poison or extra halide risks a knock-on effect on environmental breakdown rates. Knowing how well 2-Chloronicotinyl Chloride integrates with other active ingredients comes from hundreds of feedback loops: process audits, formulation complaints, and post-launch forensic analyses.

    On the pharmaceutical side, inquiries often hinge on strict traceability and full COA transparency. Half of the service is troubleshooting batch-to-batch variability—not just ticking REACH or US DMF boxes, but demonstrating how a given lot will run through three or four reaction steps. Some manufacturers ask for customized moisture controls to match their milling and blending practices, a request that presses our team to adapt both drying and packaging in real time.

    What Makes 2-Chloronicotinyl Chloride Stand Out (and What Sets Ours Apart)

    In the chemical supply chain, credibility grows from consistency. Many traders tout price above all; they rarely have to manage the headaches of smoky batches, unclear color, or slow response in the field. We see every shipment as a marker of both our process modernity and our accountability. Being the actual producer, our engineers walk the plant, updating parameters live in response to both operator feedback and field complaints. Five years ago, persistent color drift from a competing supplier (due to excess iron from a corroded reactor) forced a major customer to return product, stalling their production lines. We rebuilt our filtration stage after similar trial feedback.

    Calibration of chlorination reactions, for us, never stops at “good enough.” Each vessel run is continuous, guided by in-line IR to read intermediates, while batch analysis always checks for residual pyridine, trace organic halides, and particulate content. Differences in supply purity become obvious in large-scale couplings, and more than one client has seen failed batches due to undisclosed isomers or unknown polymeric materials entering final product lines. As a manufacturer, these are teachable moments, driving us to set and keep higher baseline controls compared to the looser standards found through third-party bulk product.

    Model-wise, we stand on our 99%+ assay offering because our clients’ yields—and, often, their regulatory approvals—ride on that last percent. Surfactants, solvents, and anti-caking agents do not touch our goods unless a customer requests, making formulation adaptation easier downstream. On more than one occasion, customers have come to us after running into persistent foaming or discoloration with blended goods from intermediaries.

    How Our Product Differs from Similar Compounds

    Rarely does a benchmark customer mix up 2-Chloronicotinyl Chloride with similar chlorinated pyridines or alternative acid chlorides, but for the less-initiated, the distinction is real. This compound’s reactivity centers around both the acyl chloride and the activated ring—enabling selective functionalization, especially for neonicotinoid active ingredients. Unlike more generic pyridine chlorides, it balances manageable volatility and robust shelf life (critical for logistics teams in humid climates).

    We’ve heard stories from process chemists who tried switching to less pure or alternative analogues—only to spend weeks troubleshooting yield drops or inconsistent decomposition rates later in their own reactors. The fine grain of our 2-Chloronicotinyl Chloride lets customers blend quickly, run thermal reactions cleanly, and avoid waste. By keeping byproduct content, especially unwanted di- or tri-chlorinated analogs, below trace levels, our team ensures more predictable product lifecycle outcomes.

    In pharma applications, even minor differences in impurity profile distinguish success from costly batch rework. Downstream reactions especially in the hands of generics developers, flag residual moisture, trace amides, or over-chlorinated material in the blink of an HPLC run. Here, a committed producer responds by retooling input solvents, drying cycles, and process timing to slash variability batch-to-batch.

    Facing The Industry’s Headaches—And How We Solve Them

    Even now, demand for 2-Chloronicotinyl Chloride flexes with shifts in pesticide registrations, geopolitics, and green chemistry trends. We feel the ripples of regulatory recalibration—from EU bans to stricter North American residue testing—long before the news breaks. Scrutiny over neonicotinoid persistence and soil toxicity now puts us in regular contact with formulation designers, not just purchasing teams. Customers want not only the product but full traceability, robust MSDS support, and transparent batch analysis.

    One issue that repeats across the supply chain is transit risk. This acid chloride’s sensitivity to hydrolysis and light makes shipping a science. Our operations feed real-time weather and border delay data into logistics planning. More than one cross-border partner has thanked us for shifting a shipment window after seeing a late-night customs holdup forecast. Knowing the limits of temperature swings and minimizing lag in customs clearance keeps the product from losing value on the journey.

    Inside the plant, ongoing efforts to tighten waste streams and emissions align with not just compliance but local accountability. Several years back, a process waste solvent blow-off led to an investigation and process halt—an expensive lesson that pushed us into integrating better scrubbers and heat-exchange condensation, ultimately trimming volatile losses by a measurable percentage. These upgrades didn’t just tick legal boxes; they directly protected the health of operators, neighboring communities, and ultimately the long run of chemical supply contracts.

    Process Safety and Worker Protection—A Manufacturer’s Commitment

    Behind each drum sits the daily work of a team exposed to both its value and risk. Every batch means protective gear, rigorous air monitoring, and frequent refresher training on emergency response. As a producer, we believe in learning from both our own near misses and the published histories of others—one of the real benefits of being connected to global industry associations. The right solvents, correct inerting, and tight controls matter, not just for compliance but for human safety. Three years ago, a close call from a cracked gasket was caught only because a technician flagged a faint odor; since then, we increased scheduled checks and replaced materials with higher chemical resistance.

    This commitment rarely makes headlines, but it builds a foundation for trust and for clean, reliable material reaching every site. Looking out for workers means fewer stoppages, faster identification of process root-causes, and a more sustainable future for both production crew and downstream users.

    Field Feedback and Ongoing Product Evolution

    It often surprises outsiders how much manufacturing quality depends on active, open communication with customers. Quite a few times, labs and pilot plants bring back feedback long after the original sale. These real-world trials feed directly into both R&D investment and adjustments on the line. For example, stability studies out of Brazil and India prompted us to acid-wash our containers to a higher standard and revamp our inner liner spec, trimming seasonal degradation by over 60%.

    It wasn’t theory that led us to upgrade our reaction workup solvents, switching to a lower-odor, faster-stripping variety after seeing patterns in odorous shipment complaints from European partners. On several occasions, clients running high-throughput screening identified minor but consistent ancillary retention times—feedback that now prompts us to update pre-shipment GC tests as a rule, not an exception. Our willingness and ability to invest in these tweaks, rather than chasing the lowest-cost shortcut, has cemented the kind of supplier relationships that third-party dealers simply can’t match.

    Supporting Global Integration, Anticipating Regulatory Shifts

    Beyond technicality, producing for an international market means understanding and getting ahead of differences in registration and compliance. Auditors look for not only history of supply, but responsiveness during new REACH or EPA rounds. Many manufacturers in our line tend to chase quick approvals, but history rewards those who anticipate, update, and exceed minimums—especially in an increasingly public world.

    Clients developing the latest green pesticide or targeted therapy reach out months or years ahead, sharing their upcoming specs and expected regulatory hurdles. We draft support documents, extra TDS and MSDS translations, and provide run histories, helping expedite both in-country approval and the inevitable batch inquiries that follow. This isn’t just about ticking boxes—it’s about building a reputation for reliability and proactive engagement.

    From Our Perspective to Yours—Meeting Future Challenges

    The role of 2-Chloronicotinyl Chloride keeps growing in both conventional and emerging chemical spaces. For a producer, every success and every setback becomes a teacher. Staying ahead takes more than modern reactors or good intentions; it means committing to continuous improvement, real process monitoring, and listening hard to both technical teams and the daily users downstream.

    Much like the molecule’s ability to anchor new discoveries in insecticide and pharmaceutical formulas, our job as actual manufacturers is to underpin reliability, precision, and integrity. We know that every container, every drum, every kilogram represents more than a transaction—it stands for someone's research, someone’s growing season, and someone’s safety. Trust comes from consistency, not shortcuts, and that is the standard we carry forward in every run.