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HS Code |
614276 |
| Chemical Name | 2-Chloro-1,3-Dimethylimidazolidinium Chloride |
| Cas Number | 37052-78-1 |
| Molecular Formula | C5H11Cl2N2 |
| Molecular Weight | 171.06 g/mol |
| Appearance | White to off-white solid |
| Melting Point | 190-194°C |
| Solubility In Water | Soluble |
| Storage Conditions | Store at 2-8°C, tightly closed |
| Purity | Typically ≥98% |
| Synonyms | CDI Chloride; CDI·HCl |
| Application | Widely used as a coupling reagent in peptide synthesis |
| Hazard Classification | Irritant |
As an accredited 2-Chloro-1,3-Dimethylimidazolidinium Chloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Sealed in a 100g amber glass bottle with a tamper-evident cap, labeled: "2-Chloro-1,3-Dimethylimidazolidinium Chloride." |
| Shipping | 2-Chloro-1,3-Dimethylimidazolidinium Chloride is shipped in tightly sealed containers to protect against moisture and air exposure. The chemical is typically transported as a solid under ambient conditions, following all relevant hazard and safety protocols per local and international regulations. Proper labeling and documentation are ensured for safe handling and compliance. |
| Storage | 2-Chloro-1,3-dimethylimidazolidinium chloride should be stored in a cool, dry, and well-ventilated area, away from moisture and incompatible substances such as strong acids, bases, or oxidizing agents. Keep the container tightly closed and clearly labeled. Protect from light and sources of ignition. Use appropriate personal protective equipment when handling. Store according to local regulations and the manufacturer's guidelines. |
Applications of 2-Chloro-1,3-Dimethylimidazolidinium Chloride in Industrial ManufacturingAs a dedicated manufacturer, we support industrial clients with high-purity 2-Chloro-1,3-Dimethylimidazolidinium Chloride tailored for reliable, large-scale integration. This advanced quaternary ammonium compound fulfills critical needs in a select range of specialty sectors, contributing to both high-end material synthesis and regulated downstream performance. 1. Paper Pulp Wet-Strength Resin ProductionMajor papermakers incorporate this specialty chloride into the synthesis of wet-strength resins to boost moisture durability in tissue, filter, and packaging grades. During resin polymerization, our material acts as a crosslinking agent, enhancing performance in applications that require repeated wetting cycles and compliance with environmental discharge controls. Industry compliance standards
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2. Cationic Starch Modification in PapermakingIn advanced starch derivatization, this chlorinated imidazolidinium is used to produce cationic starch ethers, which are critical as dry- and wet-end retention aids. Its reactive quaternary ammonium group efficiently attaches to polysaccharide chains, providing improved paper machine runnability and higher fines capture, particularly in high-speed modern mills. Industry compliance standards
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3. Textile Fiber Antimicrobial FinishingTextile processors use this imidazolidinium chloride for durable antimicrobial finishing on synthetic and cellulose fibers. Its potent cationic structure binds to fiber surfaces, inhibiting odor- and stain-forming bacterial growth while withstanding repeated laundering, a key demand for medical, hospitality, and personal protective textiles. Industry compliance standards
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4. Water Treatment and Industrial Slimicide FormulationsIndustrial water system operators formulate slimicides and algicides with this compound to control microbial contamination and biofilm formation in high-throughput cooling loops, pulp and paper white water, and recirculating process water streams. It provides reliable cell membrane disruption, helping facilities maintain regulatory discharge quality and protecting critical process assets from biofouling impacts. Industry compliance standards
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5. Synthesis of Quaternary Ammonium-Based Ionic LiquidsSpecialty chemical producers use this chloride as a quaternization precursor for custom ionic liquids and phase-transfer catalysts, supporting fine chemical synthesis, organic transformations, and electrochemical processes. The controlled reactivity and chloride leaving group enable precise attachment to tailored molecular cores, expanding reaction toolkits for R&D and commercial manufacturing of functional materials. Industry compliance standards
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As manufacturers, we never lose sight of what it means to handle 2-Chloro-1,3-Dimethylimidazolidinium Chloride every day. Years of hands-on production have offered an unfiltered view into its properties, challenges, and the ways it carves out unique value compared to similar reagents. On our shop floor, it’s more than a chemical—it's the backbone for workflows in peptide synthesis, pharmaceutical research, and new drug discovery projects.
Talking to research teams and technical staff, we see that expectations run high for purity and consistency. Every batch our reactors yield undergoes extensive analysis with HPLC and NMR, because traces of impurity easily skew results in complex organic reactions. Chemists working in peptide coupling, in particular, appreciate this level of commitment. Accuracy here translates directly to cleaner conversion, fewer troublesome byproducts, and easier downstream purification. Our emphasis rests on stability under normal storage, which reduces surprises on the end-user’s bench. In real-world terms, users see more reliable synthesis outcomes—be it amidations or other coupling strategies where competitors’ products sometimes inject unpredictability. Over the years, we've tracked these small victories in improved yield and cleaner mass spectra, confirming in hard numbers what careful observation already told us.
This compound, which many chemists recognize by its formula or by shorthand as DMC or CDMC, arrives from our reactors as a fine white to off-white powder. Moisture content and assay both stay tightly controlled, with most lots pushing 99 percent purity or above. We keep chloride ion content low through carefully selected crystallization steps—no afterthought, since high chloride brings corrosion or interferes with acid-sensitive substrates downstream. Our standard particle size distribution supports quick dissolution, reducing wait in prep rooms. This is a feedback-driven improvement: clients once noticed undissolved lumps from earlier production, so our mill and sieving processes evolved. The melting point arrives within a narrow band, and we routinely monitor lot-to-lot reproducibility on this point, since outliers often signal hidden flaws in raw materials or process controls.
In comparison tests, houses that buy similar quaternary salts—such as 1,3-dimethylimidazolium or 1,3-dimethylimidazolidinium derivatives with different substituents—often report a clear difference in stability and reactivity. The chloro analog we produce stands out for its clean conversion in coupling protocols. From the manufacturer’s bench, certain analogs (for example, 2-hydroxy derivatives) introduce issues with water uptake and rapid hydrolysis. Our product, by contrast, stores well under dry air and resists breakdown under ambient humidity, making it easier for users with less controlled storage.
During trials in peptide synthesis, 2-Chloro-1,3-Dimethylimidazolidinium Chloride displays strong selectivity with low epimerization rates. Observations in both small-scale and kilogram batches reaffirmed this, backed by chromatograms and spectral data from several customer labs. Minor shifts in temperature or pH show only modest effects on outcome, which matters during scale-up. The product’s physical handling profile—low dustiness, quick dissolution, and minimal static—results in smoother process runs and fewer headaches for operators who fill and clean reactors every shift.
Direct collaboration with research partners keeps our focus on application-driven outcomes. Labs exploring solid-phase peptide synthesis depend on reagents that never introduce troublesome side reactions. This product’s main claim isn’t novelty but dependability: acylation chemists use it to activate carboxylic acids and build amides without generating noxious byproducts. This narrow operational window means less stress during workup. In scaled-up platforms, biomanufacturers also report lower residual chloride by the end of the process, so downstream fabrics and filters last longer.
One story stands out. Years back, a peptide manufacturer encountered untraceable losses in yield when switching between poorly characterized lots from different vendors. Bringing us into the fold, we audited their process and supplied a reference batch. Through headspace GC and Karl Fischer titration, we demonstrated lower water and solvent inclusion, which directly raised their process yield by over 3 percent—a landmark in a field where single-digit gains can separate leaders from followers. Such incremental advances drive us, because they translate to real jobs protected, not just graphs and numbers in a report.
Consistency starts with the backbone of good chemistry: robust in-process controls, live monitoring of temperature gradients, careful dosing of raw chloro precursors, and rigid exclusion of excess moisture. Early in our journey, we learned that fluctuation in feedstock quality introduced sample-to-sample drift. With a closed feedback loop and real-time specification tracking, our deviation rates shrank. Failures (such as off-color output or product caking) drove thorough root-cause analysis, not quick fixes. We now track impurity fingerprints to the sub-parts per million range, relying on both modern and time-honored analytical methods.
Where other firms lean on visual inspections or broad analytical ranges, we push for numerical targets on every lot. Customer pressure sharpened these standards. In one instance, a batch destined for a pharmaceutical plant failed a single high-sensitivity IR test, even though conventional methods passed it. This stop-gap saved a critical batch from contaminating a kilo-scale peptide run—a lesson in hard-won vigilance. It reminded us that chemical quality isn’t a checkmark, but a living standard, rewritten every day by observation and intervention.
Chemicals that appear routine rarely make headlines. Yet in our facility, 2-Chloro-1,3-Dimethylimidazolidinium Chloride receives more technical queries, troubleshooting calls, and in-depth visits than many so-called “innovative” products. Instead of one-size-fits-all paperwork, our technical team sits down with users and reviews protocols, especially for new applications in exploratory synthesis. Some clients dig into solvent compatibility; others want kinetic datasets or information about degradation byproducts. Delivering on these demands takes continuous, open communication.
Where peptide synthesis platforms once relied exclusively on other activation agents—cyanuric chloride, carbodiimides—this product has carved a place. Teams cite the lower tendency for racemization, easier handling compared to toxic alternatives, and the absence of hazardous byproducts that complicate regulatory approval or environmental audits. In client case studies, switching to our reagent reduced overall solvent use, and increased throughput without the recurring downtime tied to cleaning out contaminated glassware.
There’s no shortcut to trust in our field. One quality manager confided that after years managing intractable contamination (trace heavy metal, for example), the consistent analytical support eased their compliance burden. Scrutinizing every aspect of production has made this product a routine choice for both pilot and full-scale platforms. Our own troubleshooting logs, which catalog thousands of user questions over the years, cater to inquiries ranging from alternative synthetic routes to emergency salvaging after accidental exposure to moisture.
Comparison isn’t just words—it’s been direct. Users familiar with 2-Chloro-1,3-Dimethylimidazolidinium Chloride often bring up earlier experiences with related halogenated imidazolidinium salts. Some competitors use cheaper starting materials, but this trade-off often leads to off-spec byproducts and impurities that only show up under extended reaction times or special analytical scrutiny.
Unlike some structurally related hydrochloride salts, our process avoids yellowing over time, which hints at breakdown products. Users in protein-modification research note the extended shelf life, reporting less need for requalification after months in storage. In one project, a pharmaceutical site switched away from an alternative due to chronic haze and formation of sticky residues during peptide couplings. Our product stayed clear, reducing unplanned cleaning cycles and eliminating process stoppages during a twelve-month stretch.
The chloride counterion—often an afterthought—has justified scrutiny for those scaling up. Too much residual chloride introduced downstream corrosion, especially in older steel reactors. By trimming chloride content at source, we helped customers phase out unplanned maintenance and reduce capital outlay. One large biologics firm reported measurable cost savings in avoided metal fouling and fewer unscheduled interventions, thanks to these technical differences.
Scaling up is a mythic test for many specialty reagents. Many products pass muster in bottle-scale synthesis, only to fail in process settings. Our transition from gram-scale laboratory to full-scale production forced us to redesign not just process parameters but our understanding of product “fitness.” What counts is not just critical impurity levels, but how physical handling characteristics play out in distribution, storage, and bulk transfer. Dust generation raises both safety and value loss concerns; our process engineers implemented new containment and recovery steps, preventing losses and minimizing airborne exposure.
Inventory teams flagged early signs of caking, traced back to an overlooked temperature gradient in the warehouse. Running process simulations, we discovered that even slight variations during crystallization affected bulk physical properties. Solution came from modifying particle drying protocols, ultimately producing a more robust and free-flowing product. Today, our standard shipments withstand broader heat and humidity swings, lowering client risk during long-haul transport.
Handling feedback from field engineers prompted another round of process reviews. Users needing precise dosing flagged issues with static, especially in large-scale feeders. After coating adjustments in our packaging line and tweaking humidity during filling, static buildup dropped, improving operator experience and reducing waste.
In regulated environments—pharmaceutical, biotech, and R&D—documentation trails matter. Each lot travels with a full certificate of analysis, trained staff stand ready to answer for every analytical number. We face the same global compliance checks as our customers. Auditors demand traceability for precursors, documented cleaning between lots, and robust recall protocols. Our process mimics the scrutiny faced by downstream users: chain-of-custody records, retained samples, product testing that covers not just process chemistry but occupational health.
Routine environmental and occupational monitoring forms a foundation for user trust. Our operators wear personal monitors, and shop-floor air quality gets measured regularly. This habit generated side-benefits—catching solvent leaching and airborne particles early, which sometimes forced a rerun of an entire lot. Still, the lesson here translates well for those who depend daily on the chemical: minor lapses, left unchecked, risk more than just mechanical downtime—they sap the confidence that underpins every operational decision.
We hear regularly from safety managers comparing data from across suppliers. Consistent physical handling, restrained volatility, and sharply controlled impurity profiles all rank high. In environments where regulatory audits call for ever-tighter documentation, our ability to provide detailed analytical and safety histories, validated by third parties, shifted several major partners to move their specifications to our standard.
Through years spent shipping batches around the world, we grew less concerned with “lowest price” and more with ongoing dialogue. What matters isn’t just today’s specification, but tomorrow’s reliability. Customers are no longer content with transactional relationships; instead, they invite us to examine production flows, troubleshoot site-specific bottlenecks, and even inform equipment purchasing decisions tied to our reagent’s handling profile. Case studies from major pharma partners show how even minor tweaks—such as reduced humidity range in our intermediate drying step—directly impact their batch cycle time.
We openly share stability data, storage protocols, and degradation studies. In one instance, a novel application emerged in polymer modification that fell outside typical use patterns. Direct collaboration with the research team helped solve a solubility problem and opened up a complementary market in high-tech coatings. Transparently sharing process limitations, suggesting alternatives, even acknowledging when another reagent serves better, lays the groundwork for trust and recurring business.
Our company policy treats every end-user inquiry as a legitimate driver for continuous improvement. Questions on alternate solvent compatibility, custom packaging, or impurity thresholds feed directly back into process modifications. Through this cycle, our product’s role—its differences, its reliability, its sometimes unglamorous steadiness—cements its place in daily operations across hundreds of labs and production lines.
Chemicals like 2-Chloro-1,3-Dimethylimidazolidinium Chloride seldom spark headlines, but they play an outsized role in the daily grind of scientific advancement. Behind every bottle stands a network of knowledge: chemists adjusting reactors, quality controllers scrutinizing data, technicians packing to prevent static, and a back office tirelessly tracking results across domains.
What matters is the aggregate of hundreds of small observations and improvements. Stability, minimal impurity footprint, and strong support form the triad our customers count on. This doesn’t show up in the gloss of trade-show handouts but in the persistent, detailed conversations—sometimes at midnight, sometimes across time zones—that drive forward each innovation. Our pride lies not in abstract claims, but in small triumphs: a clean reaction, a reduced residue, a successful scale-up where dozens of things might have gone wrong but didn’t.
This is how we look at 2-Chloro-1,3-Dimethylimidazolidinium Chloride—from the trenches, side by side with those who depend on its consistency, and with an uncompromising focus on translating manufacturing know-how into measurable, day-to-day value.