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Methyl Picolinate

    • Product Name Methyl Picolinate
    • Alias methyl-picolinate
    • Einecs 237-412-0
    • 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

    434522

    Chemical Name Methyl Picolinate
    Molecular Formula C7H7NO2
    Molar Mass 137.14 g/mol
    Cas Number 2455-10-7
    Appearance Colorless to pale yellow liquid
    Boiling Point 242-245°C
    Melting Point -11°C
    Solubility In Water Slightly soluble
    Density 1.16 g/cm³
    Odor Characteristic
    Refractive Index 1.530-1.534
    Flash Point 110°C
    Storage Conditions Store in a cool, dry place

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

    Packing & Storage
    Packing 250g of Methyl Picolinate is supplied in a tightly sealed amber glass bottle with a white screw cap and hazard labeling.
    Shipping Methyl Picolinate is shipped in tightly sealed, chemical-resistant containers to prevent leakage or contamination. The packaging conforms to regulations for hazardous materials and is clearly labeled. Handling requires protective gear, and transport is typically by ground or air, following all relevant safety, environmental, and documentation requirements for chemical shipping.
    Storage Methyl Picolinate should be stored in a tightly sealed container in a cool, dry, and well-ventilated area away from heat, sparks, and open flames. Keep it away from incompatible substances such as strong oxidizing agents. Store at room temperature and protect from moisture and direct sunlight. Proper chemical labeling and use of secondary containment are recommended to prevent spills or accidental exposure.
    Application of Methyl Picolinate

    Applications of Methyl Picolinate in Industrial Manufacturing

    Our plant-grade methyl picolinate supports precision and consistency in specialized synthesis routes for multiple advanced manufacturing sectors. The following industrial application sections reflect practical, real-world downstream deployments where methyl picolinate plays a proven, integral role in large-scale workflows, meeting rigorous quality and compliance demands.

    1. Agrochemical Synthesis: Pyridine-Based Herbicide Intermediates

    Agrochemical producers incorporate methyl picolinate as a targeted building block in the synthesis of advanced pyridinyl herbicides and selective pesticides. Its utility centers on specific esterification and condensation reactions, enabling accurate structural modification essential in producing high-purity intermediates for downstream formulation. Suppliers frequently adjust the addition level based on molecular conversion limits, which ensures cost efficiency while maintaining regulatory purity thresholds required for safe crop protection applications.

    Industry compliance standards

    • FAO/WHO Specifications for Plant Protection Products
    • REACH Regulation EC 1907/2006
    • EPA 40 CFR Part 180 (Pesticide Tolerances)
    • ISO 9001:2015 Quality Management System (for QC)

    Typical usage ratio

    • Batch addition of 0.8–3.5% by weight, calibrated on targeted pyridine ring conversion and minimal process wastage; adjusted depending on downstream conversion yield and final impurity limits.

    Downstream process integration

    • Charged to stirred reactor post-addition of basic pyridine intermediates during the condensation phase, followed by controlled heating and sequential distillation, ensuring full methylation and ester formation before isolation of herbicide intermediates.

    Final product types

    • Pyridine-based herbicidal actives (e.g., picolinafen, picloram intermediates)
    • Precursor esters for selective weed control products

    2. Pharmaceutical API Intermediate Production: Anti-Tubercular Agents

    Several pharmaceutical manufacturers rely on this compound as an integral intermediate during the multi-step synthesis of specific picolinic acid-derived drug substances, notably in the anti-tubercular and anti-infective class. The material’s predictable reactivity and consistent purity profile enable exacting control during ester hydrolysis and ring transformation, which is critical in GMP environments aiming for API-grade outputs with tight residual solvent specifications.

    Industry compliance standards

    • EU Pharmacopoeia (Ph. Eur.)
    • United States Pharmacopoeia (USP)
    • ICH Q7 cGMP for Active Pharmaceutical Ingredients
    • China (ChP) and India (IP) Pharmacopoeia compliance as regionally required

    Typical usage ratio

    • Used at 0.6–2.1 molar equivalents, depending on required batch volume and the stoichiometry of transformation to the specific API. Dosage adjusted for impurity control and process mass balance.

    Downstream process integration

    • Dosed into reaction vessels during the initial stage of API synthesis, in direct ester-to-acid hydrolysis or amidation, prior to chromatographic purification and compliance-relevant QC.

    Final product types

    • Picolinic acid-based anti-tubercular APIs
    • Pharmaceutical intermediates required in anti-infective drug lines

    3. Fine Chemical and Dye Intermediate Manufacturing

    Producers in the fine chemical sector leverage methyl picolinate for the synthesis of colorant intermediates, exploiting its specific reactivity profile with aromatic amines and aldehydes during dye coupling reactions. Its performance enables high-yield formation of complex color bodies and chelate stabilizers used in specialty dyes. Precision in addition and integration supports robust color performance and batch reproducibility, meeting the tightest industrial specifications for both textile and specialty pigment markets.

    Industry compliance standards

    • OEKO-TEX® Standard 100 for textiles
    • ISO 14001 Environmental Management (wastewater and by-product minimization)
    • EN 71-3 (Safety of Toys – migration of certain elements, applicable for dye use in toys)
    • GHS chemical labeling and workplace safety standards

    Typical usage ratio

    • Formulation use ranges from 1.2–4.5% by synthesis batch, typically scaled for mass-dye coupling with aniline or pyridine derivatives. Ratios are finalized after spectrophotometric analysis for optimal color density.

    Downstream process integration

    • Added after primary diazotization, entering the condensation or coupling reaction step, usually under controlled reflux and pH stabilization to secure full colorant conversion.

    Final product types

    • Specialty dyes for textiles and leather
    • Pyridine-derived chromophores for inks and color lake formation

    4. Catalyst Complex Formation in Polymer Additive Synthesis

    Polymer additive manufacturers utilize methyl picolinate as a ligand precursor in the preparation of transition metal catalyst complexes, especially for polyolefin and polyamide production. Its defined chelating properties play an essential role in modulating catalytic activity and stability in Ziegler–Natta and other coordination catalyst systems. The addition is carefully monitored to ensure repeatable batch characteristics, promoting efficient polymerization in industrial-scale reactors while maintaining compliance with global polymer food-contact and safety regulations.

    Industry compliance standards

    • FDA 21 CFR 177 (Polymers for Food Contact)
    • EU No 10/2011 (Plastic materials and articles regulatory compliance)
    • ISO 10993 (Biocompatibility testing where applicable)
    • REACH Regulation (for polymer intermediates and additives)

    Typical usage ratio

    • Introduced at 0.3–1.7% relative to total metal salt content in catalyst complex preparation, fine-tuned to desired ligand-to-metal ratio for process yield and catalyst lifetime.

    Downstream process integration

    • Integrated during the co-precipitation of metal salts in ligand complex synthesis, followed by filtration and calcination; subsequently incorporated into the main polymerization batch as an active catalyst system component.

    Final product types

    • Olefin polymerization catalyst complexes
    • Polyamide stabilizers and processing additives

    5. Electronics & Metal Processing: Surface Conditioning Formulations

    The electronics and precision metal finishing sector formulates surface cleaning and pre-treatment solutions with methyl picolinate to benefit from its chelating and deposit-mitigation actions. Blended with other organic acids, it promotes metal ion removal and surface passivation essential for reliable coating adhesion and conductivity. Usage levels and processing sequences depend on substrate type and target cleanliness for circuit board and precision component fabrication.

    Industry compliance standards

    • IPC-A-600 (Acceptability of Printed Boards)
    • RoHS Directive 2011/65/EU (Restriction of Hazardous Substances)
    • ISO 9001:2015 (Quality Management for electronics manufacturing)
    • ASTM B571 (Testing for surface cleanliness of metals)

    Typical usage ratio

    • Mixed at 0.4–2.0% by weight in aqueous or buffered acid solutions, tailored to substrate metal, desired chelation strength, and downstream bath turnover schedules.

    Downstream process integration

    • Added to the surface conditioning bath following initial degreasing and prior to rinsing, ensuring complete metal ion chelation before electroplating or thin-film deposition sequences.

    Final product types

    • Printed circuit board (PCB) pre-treatment solutions
    • Precision cleaning fluids for microelectronics assembly
    • Metal-finishing bath additives
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    Certification & Compliance
    More Introduction

    Methyl Picolinate: Manufacturer’s Perspective on Quality, Applications, and Differentiation

    Understanding Methyl Picolinate

    As a manufacturer producing Methyl Picolinate, we find ourselves at the intersection of chemistry and practical industrial reality. Unlike a trader or distributor who only sees finished drums leaving the warehouse, our involvement begins long before that—with raw materials, process controls, solvent handling, and product purification all under our responsibility. Methyl Picolinate, chemically known as methyl pyridine-2-carboxylate, serves as an important intermediate in a variety of sectors, including pharmaceuticals, agrochemicals, and specialty chemical manufacturing. In the plant, we watch every batch progress from its pyridine foundation to high-purity methylated ester, so we know firsthand how critical each production parameter becomes to downstream performance.

    Quality in Methyl Picolinate does not come simply from meeting a standard; it comes from years of refining synthetic steps and managing the little details. Our model—designated as MP-99—highlights a purity of at least 99 percent, measured each time by gas chromatography with certified reference standards. Meeting this threshold goes beyond “good enough” for written specs because customers building more complex molecules rely on predictable, clean reactivity that only consistent quality yields. Our production team does not just monitor numbers; they test every lot for contamination, residual solvents, and color before anything leaves the site.

    Specs Reflecting Manufacturing Choices

    In practice, the specifications for Methyl Picolinate reflect manufacturing choices as much as market demand. By offering a product with controlled water content, low halide residue, and minimal color, we deliver a compound suitable for highly sensitive syntheses. Residual solvents—especially methanol and toluene—raise concern if left unchecked, as even trace impurities change downstream outcomes in pharmaceutical reactions. Rigorous final purification and inert atmosphere packaging help us keep these levels well under tight internal limits, even when standards for the field could seem broader. Our technical team’s pride in delivering a product that chemists can trust is not just a slogan but is reflected in repeat analytical checks and customer feedback.

    Comparison to Other Esters and Graded Chemicals

    One point of recurring discussion in our lab meetings involves comparisons with other esters and pyridine derivatives. Methyl Picolinate offers unique benefits in certain couplings, derivatizations, and ring transformations because the methyl ester group balances reactivity and selectivity. We often see confusion between this material and ethyl picolinate or methyl nicotinate. Ethyl picolinate, for example, introduces bulkier size and slightly slower hydrolysis, sometimes problematic in time-sensitive multistep processes. Methyl nicotinate, another common relative, contains esterification on the 3-position, which influences its use more in flavor and fragrance applications, with reactivity profiles distinct from picolinate esters. Our approach favors purpose-made methyl picolinate because its chemistry brings efficiency when moving toward pharmaceuticals, crop treatments, and customized chemicals for polymerization.

    End-Use Applications Shaped by Real-World Chemistry

    In day-to-day inquiries from formulation chemists and development specialists, we field questions not only about specifications but about tangible process suitability. Methyl Picolinate enters into active pharmaceutical ingredient (API) synthesis, where yield and product purity shape regulatory and economic outcomes. In these cases, our high-purity material keeps batch-to-batch performance identical, reducing documentation headaches for our partners’ QA teams. Crop science innovation now sees methyl picolinate fed into actives and safeguarding agents for herbicides, fungicides, and pesticides, where the compound’s clean aromatic profile routes into less-volatile, more stable final formulations.

    Manufacturers appreciate our attention to residual water content. Detailed work ensures our product resists hydrolysis in both storage and handling. While some lower-grade batches circulating through traders may arrive with haze or crystallization, ours ships clear, colorless, and moisture-checked. This practical difference avoids filter clogging and unwanted side products in final reactions. Working directly on the plant lines, we see how poor ester quality costs far more later in the process than choosing the right starting material at the outset.

    The Manufacturing Journey: Process Insights

    Synthesizing Methyl Picolinate draws on decades of fine-tuning. We start from carefully sourced pyridine, closely monitoring supplier quality. Our methylation system operates under strictly controlled conditions, with temperature and pressure logged by both digital and physical redundancies. Small deviations introduce off-color oils or raise byproduct levels—not immediately obvious until a final GC trace reveals them, so vigilance is constant. Solvent recovery and purification steps matter just as much, since trace contaminants alter UV absorbance and downstream reactivity.

    A core point that outsiders rarely see: the speed of quenching, timing of distillation, and purity of nitrogen atmosphere influence outcome as much as the raw chemicals themselves. Our team dedicates equal time to scaling batch sizes and keeping each run within our environmental controls—no shortcuts, even for the highest-volume customers. Those who look only at external certifications miss this daily culture of discipline and attention to micro-variables.

    Safety and Handling Informed by Firsthand Experience

    As a chemical producer, we pay more attention to real-life safety than any checklist can capture. Methyl Picolinate itself poses moderate handling risk—its volatility and aromatic nature require closed systems and proper PPE, even for seasoned staff. Teams quickly learn that solvent resistance of lines and gaskets, ventilation flow rates, and spill containment capacity affect plant uptime more than bland lists of recommendations. Our people have seen what happens when unloading or transfer routines neglect static control, so our procedures emphasize safe earth grounding, real-time atmospheric monitoring, and routine team training. These daily practices keep safety real, not just theoretical.

    Downstream users often ask about product shelf life or recommendations for drum storage. Our experience shows that sealed, UV-protected, cool environments matter more than any simple date stamp. Pallets stored near steam lines or in sunlight may degrade color and introduce water, so we invest in covered logistics and robust inner liners. Our returned drum policy reflects hard lessons learned from seeing product compromised by mishandling. We welcome audits and encourage direct site visits because nothing replaces seeing safe, clean, well-documented handling at the source.

    Connecting Chemical Characteristics With Application Results

    Many buyers, especially those in pharmaceutical or agrochemical research, focus on Methyl Picolinate’s melting point, odor, and solubility as key attributes. From our production tanks to packed pallets, we ensure that these physical markers stay within tight ranges. The faint sweet-pyridine odor? A subtle sign of batch consistency and gentle handling that’s lost in over-reacted, overheated product. Mismanaged runs yield duskier, heavier notes—easy to smell, impossible to ignore for sensitive users.

    Solubility stands out in practical use, with our customers favoring the ease of mixing into common organic solvents like dichloromethane, methanol, and acetone. Consistent particle size means rapid dissolution with little agitation, reducing both formulation time and mechanical wear on blending equipment. In contrast, inconsistent production runs from less invested suppliers sometimes result in off-grade product, which leaves stubborn residue—a frequent source of complaint for those who have switched to us for quality assurance.

    Supporting Regulatory Compliance With Transparent Manufacturing

    Our commitment to regulatory compliance begins in the synthesis lab rather than at the point of sale. We maintain thorough master batch records, retain analytic samples for years, and support customers with full impurity profiles on request. This transparency plays a big part for those developing regulated products, where authorities may request trace analysis or detailed documentation even years after a project ends. Our willingness to share details and open up our QC processes has established us as a reliable partner for regulatory review and product registration.

    We often interact with end-users needing traceability for global filings—from REACH in Europe to EPA and FDA-linked documentation in the US. Many of our partners face growing regulatory scrutiny, so they return to us for real documentation, not generic third-party paperwork that leaves too many open questions. Over time, regulatory-driven buyers become loyal ones, placing repeat orders and recommending our process transparency to their networks.

    Economic Value Based on Reliable Manufacturing

    Manufacturers like us feel the economic impact of process choices more keenly than anyone else along the supply chain. By consistently producing high-purity methyl picolinate, we reduce downstream adjustment costs for our customers and lower rework or waste. This value works both directions: tight internal controls protect our margins, while fewer external complaints or rejected lots improve our long-term viability as a partner to growing pharmaceutical and agricultural companies.

    Reliable quality doesn’t just support batch yields; it often unlocks process improvements and faster scale-up for those refining new actives. When we ship a batch to a pilot-scale pharma plant or cutting-edge agrochemical innovation facility, we know that predictable physical and chemical properties mean shorter troubleshooting cycles and quicker movement from lab formulation to plant-scale production. These time and labor savings matter deeply to companies working under tight launch or patent windows.

    Direct Manufacturer Collaboration: Real-World Results

    We communicate regularly with research leads, plant managers, and procurement professionals who voice both praise and critique of our methyl picolinate. Researchers working on API intermediates report cleaner NMR and HPLC profiles, which they credit to our controlled water and careful packaging. Process chemists highlight the low impurity percentage and reproducibility, which streamlines scale-up and validation work. Procurement teams value rapid technical feedback—if a spec issue arises, they can reach our lab technicians or production supervisors directly, not a distant help desk.

    Over the years, direct manufacturer-to-user contact has enabled us to adjust packaging sizes, offer customized purity grades, and even plan short-notice production runs for critical path projects. This adaptive approach, rooted in long-term relationships, benefits everyone involved. We consider customer input one of the most powerful drivers for continuous improvement, fostering trust and faster problem resolution.

    Troubleshooting and Solutions From the Factory Floor

    Technical troubleshooting remains a core part of the manufacturer’s job. If a batch produces off-color material or unwanted byproducts, our first review pulls reactor logs and trace impurity analysis—long before words ever reach an external partner. We have developed in-plant protocols for root cause analysis, batch quarantine, and reformulation as necessary, allowing us to deliver both quick answers and long-term quality assurance. No speculative explanations; only data and an open-door policy when something does not meet expectations. This level of accountability distinguishes a real manufacturer from less invested actors who move product based only on price.

    In practice, batch recovery and reprocessing often save customers time and money, so we offer honest appraisals and collaborative solutions rather than shifting blame. The dialogue between our technical staff and our buyer’s chemists frequently uncovers systemic improvements beneficial to both parties—for example, adjusting agitation speed or optimizing the order of addition during formulation. These nuanced solutions arise from our plant team’s hands-on experience, not generic call center guidance.

    Continuous Improvement and the Role of Feedback

    We maintain an open avenue for improvement, drawing from customer project data and our internal plant analytics. Over time, we have revamped our filtration systems, introduced redundant sensor arrays, and built in extra downtime for critical cleaning—decisions all traceable back to field input and observations. Teams that get their hands dirty tracking down a subtle impurity spike or color variation understand what “continuous improvement” actually means on the factory floor.

    Feedback from batch-by-batch users also drives us to invest in laboratory equipment upgrades and more detailed product documentation. We recently added a new GC-MS interface after a key customer outlined trace impurities of regulatory concern. Results now reach partners faster, and our adoptive strategies evolve in step with the changing standards of the pharmaceutical and agricultural industries. No improvement happens in a vacuum; it is always grounded in real people, real problems, and real workflows.

    Challenges From Counterfeit or Off-Grade Material

    One persistent challenge in the market has been competition from blind intermediaries selling badly cut, relabeled, or off-grade methyl picolinate. As a manufacturer, nothing is more frustrating than fielding calls about “our” product that actually originated from anonymous repackers or bulk consolidators. Off-spec batches with odd smells, cloudiness, or poor reaction performance tarnish the chemical’s reputation, raising suspicion even against solid, well-tracked lots.

    We address this risk not only by keeping our own production lots traceable but also by encouraging direct purchases and transparent batch certifications. Users looking to save pennies per drum sometimes waste hundreds on failed reactions, delayed projects, or reprocessing, so we promote long-term relationship building and technical support as key values distinguishing us from short-term resellers. Ultimately, end users benefit more and risk less with a direct source.

    The Manufacturer’s Advantage: Commitment to Long-Term Results

    Fielding questions every day about Methyl Picolinate’s use in both breakthrough drugs and routine syntheses, we understand the stakes. Our job does not end at the shipment—it extends into our customer’s labs, process trains, and QA documentation. By manufacturing to the tightest standards and maintaining open technical communications, we back up every batch with actionable expertise, not just a piece of paper. We do not treat methyl picolinate as a commodity but as the sum of every decision made on our factory floor.

    Manufacturing brings unique insight into both the limitations and the potential of methyl picolinate, and the responsibility that comes with every drum or kilogram released. That understanding, built up over years of production and close customer engagement, forms the strongest foundation for the product’s continued reliability, reputation, and innovation in the market.