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HS Code |
400873 |
| Product Name | 1-Ethylquinolinium Iodide |
| Cas Number | 3240-11-1 |
| Molecular Formula | C11H12IN |
| Molecular Weight | 285.13 g/mol |
| Appearance | Pale yellow to tan crystalline powder |
| Melting Point | 157-161°C |
| Solubility | Soluble in water and ethanol |
| Chemical Structure | Quinolinium cation with ethyl group at N1, paired with iodide anion |
| Pubchem Cid | 87681 |
| Synonyms | N-Ethylquinolinium iodide, 1-Ethylquinoline iodide |
| Storage Conditions | Store at room temperature, protected from light and moisture |
| Inchi Key | BLYOERUOCTJUSK-UHFFFAOYSA-M |
| Usage | Intermediate in organic synthesis and photochemistry |
As an accredited 1-Ethylquinolinium Iodide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The 25g quantity of 1-Ethylquinolinium Iodide is packaged in a sealed amber glass bottle with secure screw cap closure. |
| Shipping | 1-Ethylquinolinium Iodide is shipped in tightly sealed containers to prevent moisture ingress and degradation. It is classified as a hazardous chemical and should be transported following relevant safety regulations. The package must be clearly labeled, handled with care, and stored in a cool, dry environment away from incompatible substances. |
| Storage | 1-Ethylquinolinium Iodide should be stored in a tightly sealed container, protected from light and moisture. Store it in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizing agents. Ensure the storage area is clearly labeled and limits access to authorized personnel. Standard laboratory safety procedures for handling chemicals should be observed at all times. |
Applications of 1-Ethylquinolinium Iodide in Industrial Manufacturing1-Ethylquinolinium iodide serves as a key specialty intermediate for multiple high-value industrial sectors. Direct input into final formulations or synthesis stages enables advanced performance and enhanced downstream processing within target industries. 1. Organic Electronic Materials – Conductive Ink AdditivesIn the development of advanced conductive inks for printed electronics, 1-ethylquinolinium iodide acts as a functional dopant to improve charge mobility and electrochemical stability. Its high purity enables stable film formation on substrates used in RFID tags, flexible circuits, and wearable sensor devices. The material supports formulations requiring precise ionic conductivity and compatibility with specialty polymer matrices processed at controlled curing temperatures. Quality assurance relies on rigorous raw material validation to minimize batch-to-batch variation, as electronic device producers demand consistent electrical properties and reproducible printability in high-volume runs. Industry compliance standards
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2. Pharmaceutical Intermediate in API Synthesis1-Ethylquinolinium iodide participates as a phase transfer catalyst and alkylating agent in multi-step production of certain quinoline-based active pharmaceutical ingredients. Controlled use supports regioselective transformations in heterocyclic core modifications, critical for purity and yield in commercial drug manufacturing. Compliance with pharmaceutical GMP, validated supply chain documentation, and stringent trace metal screening are required for material acceptance. Downstream synthesis steps utilize this compound at specific reaction points, contributing to efficient process scale-up and reproducibility in industrial reactors. Industry compliance standards
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3. Analytical Reagent in Halide Ion Detection1-Ethylquinolinium iodide functions as a specific indicator and reagent in quantitative halide ion determinations via spectrophotometric and titrimetric analytical methods. The reagent’s selective reaction properties provide distinct chromogenic responses when measuring halide impurities in industrial water systems or pharmaceutical ingredients. Adherence to analytical reagent quality standards and batch certification documentation is crucial, particularly for accredited laboratory operations under ISO/IEC 17025 requirements. Our high-purity grade ensures minimum background interference and consistent absorbance behaviour across production lots. Industry compliance standards
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4. Photoinitiator System Component for UV-Cured CoatingsThis compound enhances cationic photoinitiator systems for UV-cured coatings, inks, and varnishes, where it acts synergistically with onium salts to promote polymerization efficiency and depth of cure. Used in controlled formulations, it introduces tailored absorption profiles supporting precise curing rates under industrial UV lamp setups. Compliance involves monitoring for iodine content and trace impurities, especially where finished coatings contact electronic or medical substrates. Production integrates material during final photoinitiator concentrate blending, with QC protocols to confirm system performance under varied film thicknesses and curing energies. Industry compliance standards
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Working on the factory floor and in the research lab, we see the backbone roles these specialty chemicals play every day. 1-Ethylquinolinium Iodide delivers unique properties that support a range of advanced applications—from organic synthesis projects to innovative material science efforts. It offers a molecular formula of C11H12IN, a crystalline appearance, and reliable solubility in polar solvents such as dimethyl sulfoxide and acetonitrile, giving technicians the room to maneuver during formulation work.
During manufacturing, we maintain strict control over every stage, starting from the sourcing of quinoline and monitoring each step of the ethylation process. Each batch is purified to secure a product that meets stringent standards, because even minor impurities can disrupt sensitive electronic or photochemical applications. We emphasize rigorous quality checks with HPLC and NMR to confirm identity and purity—practices shaped by daily laboratory demands, not just paperwork. We reject any shipment showing yellowing or residue, keeping our product consistent from bag to bag.
In our operation, the benchmark model for 1-Ethylquinolinium Iodide is based on a purity level of not less than 98%. Melting point stays within a narrow and predictable range, as customers in electronic material fields expect nothing less—deviations can lead to wasted efforts downstream. We present this material as glass-sealed, moisture-protected powder to extend shelf life. Storage recommendations come directly from our own long-term stability studies, reflecting firsthand knowledge of what yields the longest-lasting product.
Our synthetic chemists established protocols for dissolving and blending this salt into cutting-edge dyes, imaging agents, and as a phase-transfer catalyst. Over time, they’ve navigated the nuances of reaction setups—tuning the molar ratio to other reactants, selecting solvents to avoid loss of functional integrity, and always protecting from humidity. Industrial partners utilize these findings to push boundaries in organic electronics and photoinitiated reactions. Well-controlled batches mean minimized variation in pilot runs and scale-ups, giving downstream teams what they need for reproducible outcomes.
Having compared many quaternary salts in head-to-head tests, we see that our 1-Ethylquinolinium Iodide efficiently handles iodide exchange reactions with minimal byproduct formation—this improves clean-up and resource use on the plant floor. Many quinolinium derivatives float through the market, but the ethyl variant’s balance of reactivity and physical form makes it more forgiving during synthesis and transfer steps, especially at larger scales. Other derivatives might offer shorter alkyl chains or alternative halides; those adjustments often shift melting point, solubility, and risk more cross-contamination.
Our customers in the OLED and organic photovoltaic sector repeatedly point out that the success of their end product relies on material predictability—for both performance and safety assessments. Through direct technical exchanges, we learned how even trace metal impurities in this compound could skew test device behavior or lower emission lifespans. We responded years ago by upgrading process controls and cleaning standards in our Iodide line. This attention to manufacturing infrastructure, not just to sales, is what sets our product apart for researchers building high-reliability systems.
Managing waste streams from the synthesis of 1-Ethylquinolinium Iodide calls for more than standard treatment. Our team invested in closed-loop water systems to minimize iodide loss and upcycle side products wherever possible. Daily decisions in the plant range from how to safely capture and reuse minor organic byproducts to how to scrub exhaust air to virtually undetectable levels. Environmental audits and continual employee education mean we’re not just following regulations but meeting expectations from clients, communities, and future generations of chemists.
On the production line, our operators handle every bottle and drum of 1-Ethylquinolinium Iodide with gloves and eye protection, but the real story is the training that backs this up. From spill response drills to hands-on lessons about dust hazards, worker safety is part of plant culture. Every technician gains firsthand experience managing these subtle risks, providing us constant feedback about packaging and process design. These working relationships inform how we improve labels, storage racks, and air handling in the next product cycle.
Five years ago, phosphonium and imidazolium salts captured much of the attention in electrochemical applications. Since then, 1-Ethylquinolinium Iodide gained ground, helped by its thermal resilience and the way its structure interacts with select organic frameworks. Our customers in analytical chemistry note the unique signal response this compound exhibits under UV-vis detection. Teams studying halide exchange value its relatively high iodide activity, which speeds up reactions compared to heavier, less soluble salts.
Early research customers requested just a few hundred grams, shipped in small bottles. Facing changing regulations and evolving project sizes, we developed scalable blending and packaging systems for kilogram lots and up. Direct engagement with procurement teams helped us eliminate bottlenecks—such as too-tight lead times or documentation mismatches—that used to plague hastily scaled projects. Our technical staff maintains close contact with frequent buyers, adapting lot sizes, shipping methods, and even label details in response to lessons learned in the field.
Troubleshooting batch inconsistencies forms a routine part of our discussions with process managers. We have seen operators adjust agitation speeds or reactant temperatures based on real-time feedback from our lab. Collaboration with formulation chemists streamlined work-up steps for both small- and large-scale syntheses, shaving hours off process cycles and ensuring clearer product from the centrifuge. These joint efforts also turned up subtle issues—such as trace water uptake during humid months—that only experience could teach us to solve.
In the specialty salts market, demand shifts quickly. Sometimes it’s about a key pharmaceutical project, sometimes a new light-emitting diode design. Our R&D staff track trends by studying academic publications and industrial patents, searching for the next use case for 1-Ethylquinolinium Iodide. Responding to emerging needs, they experiment with alternative synthesis routes to further reduce residual metals or color bodies—improving the clarity and reactivity profiles our customers have come to expect.
Every year, we receive requests for detailed spectral data, customized certificate of analysis formats, and compatibility testing with new analytical techniques. Our technical department responds directly, running new characterizations using FT-IR, HPLC-MS, and advanced moisture assays. This lets academic research teams shorten their method development time and helps us understand which product attributes matter in new applications—be it improved shelf stability, fine-tuned solubility, or modifications to packaging design.
Trust in a supplier often develops over repeated project cycles. We’ve kept partnerships productive by inviting process engineers and chemists onsite for live inspections. Plant tours let customers observe the synthesis first-hand, audit our cleaning and blending protocols, and clarify questions before larger purchase commitments. We invite ideas on workflow improvements, feeding them back into the manufacturing process to build in reliability from the ground up.
With each region’s regulations—whether Reach standards in Europe or shifting US guidelines—our compliance team remains involved from batch release through post-shipment traceability. Product documentation is updated quickly when formula changes improve downstream handling safety or reactivity. Customers value this transparency and draw on our support to prepare their own safety and technical briefs, saving time and reinforcing confidence in their own compliance efforts.
Robust tracking means every lot of 1-Ethylquinolinium Iodide can be traced back to day-of-manufacture logs, with spectroscopic and chromatographic records preserved for years. This discipline pays dividends if there’s ever a question about impurity profiles or process deviations—root causes are identified quickly, repeat issues avoided. We know from practical experience that small lapses in traceability often translate to big problems downstream, whether in pharma scale-up or advanced materials pilot runs.
Over many years, feedback has shaped fine details—from label adhesives that won’t fail in cold storage to tamper-evident seals for higher security in regulated markets. Fielding suggestions from both academic labs and major producers, we track patterns in mixing efficiency, ease of reconstitution, and package accessibility. Our approach centers on steady, incremental advancements based on real-world outcomes, not just marketing trends.
Exporting 1-Ethylquinolinium Iodide carries logistical and technical challenges. Temperature, moisture, and customs standards change across borders. We select barrier-sealed packaging and work with trusted shippers to navigate lead time disruptions and document requirements. Every shipment receives customized transit prep, shaped by months of direct experience, which reduces the risk of cross-contamination and ensures the product arrives in top condition—no matter the destination.
Sourcing key starting materials like quinoline and high-purity iodide influences every aspect of our process. Supply fluctuations sometimes force us to scout new vendors or adjust process steps, but we prioritize sources with proven reliability and transparent supply chains. In practice, this means longer lead times and higher up-front costs, but consistent output justifies these decisions. Our ongoing relationships with trusted suppliers ensure materials integrity and help us maintain the product quality our clients have come to expect.
We work closely with university labs exploring the limits of 1-Ethylquinolinium Iodide in novel colorimetric assays and as ionic liquid precursors. Academic collaborators often highlight unexpected properties—such as specific photostability profiles under new types of laser irradiation. Drawing on their findings, we refine batch processes and identify optimal conditions for product use, turning dialogue into tangible improvements for the next generation of projects.
Real progress stems not just from selling a compound, but from engaging with the community. We reinvest in local educational outreach, support hands-on internships, and partner with standards bodies to set benchmarks for specialty chemical production. Our site teams volunteer locally and contribute to shaping industrial safety practices. This all gives back to both the workforce and the technical community, building a stronger foundation for future generations in science and manufacturing.
With the quick pace of change in materials science and analytical chemistry, the need for precise, reproducible reagents like 1-Ethylquinolinium Iodide only intensifies. Our legacy lies in continual advancement—tightening purity specs, refining packaging solutions, and building trust through open technical collaboration. Day in and day out, we listen to the people on the line, in the lab, and at the shipping dock, ensuring that each batch meets the mark, no matter where or how it’s put to the test.