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HS Code |
864769 |
| Productname | 4-Amino-2,2,6,6-Tetramethylpiperidine |
| Casnumber | 3312-60-5 |
| Molecularformula | C9H20N2 |
| Molecularweight | 156.27 |
| Appearance | White to off-white crystalline solid |
| Meltingpoint | 153-156°C |
| Boilingpoint | 223°C at 760 mmHg |
| Density | 0.94 g/cm3 |
| Solubility | Soluble in water and organic solvents |
| Purity | Typically ≥98% |
| Odor | Amine-like |
| Flashpoint | 93°C |
| Synonyms | 4-Amino-TMP, 2,2,6,6-Tetramethyl-4-aminopiperidine |
| Structure | Piperidine ring with four methyl groups and an amino group at position 4 |
As an accredited 4-Amino-2,2,6,6-Tetramethylpiperidine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 250g of 4-Amino-2,2,6,6-Tetramethylpiperidine is packaged in a sealed amber glass bottle with a secure screw cap. |
| Container Loading (20′ FCL) | 20′ FCL can be loaded with ~12 metric tons of 4-Amino-2,2,6,6-Tetramethylpiperidine, packed in 25kg drums on pallets. |
| Shipping | 4-Amino-2,2,6,6-Tetramethylpiperidine should be shipped in tightly sealed containers, protected from moisture and heat. It must be labeled according to chemical safety regulations and accompanied by a Safety Data Sheet (SDS). Handle with appropriate protective equipment and comply with all local, national, and international transportation guidelines for chemicals. |
| Storage | 4-Amino-2,2,6,6-Tetramethylpiperidine should be stored in a tightly sealed container, protected from light and moisture. Keep it in a cool, dry, well-ventilated area away from sources of ignition, strong oxidizers, and acids. Properly label the container and avoid exposure to air for prolonged periods. Use appropriate chemical storage cabinets when possible and ensure only trained personnel handle the chemical. |
| Shelf Life | 4-Amino-2,2,6,6-Tetramethylpiperidine typically has a shelf life of 2 years if stored tightly sealed in a cool, dry place. |
Competitive 4-Amino-2,2,6,6-Tetramethylpiperidine prices that fit your budget—flexible terms and customized quotes for every order.
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At our chemical plant, we produce 4-Amino-2,2,6,6-Tetramethylpiperidine in batches that demand precision, consistent attention to purity, and strong adherence to regulatory guidelines. The structure of this compound—where the piperidine ring is rigidified with four methyl groups and a primary amino function—offers a set of advantages that meets both industry demands and research challenges. Our experience tells us it is the fine details throughout synthesis and finishing that set this amine apart from more generic piperidine derivatives. Many researchers and manufacturers look for ways to improve their end product’s stability without introducing hazardous or unpredictable side reactions; this compound delivers on those critical factors.
Producing high-grade 4-Amino-2,2,6,6-Tetramethylpiperidine requires steady monitoring and well-chosen reagents. Any change in starting material quality or atmosphere control can tilt the yield or complicate purification. Our technicians watch reaction progress using standard TLC and NMR, not just because protocols say to do so, but in response to small deviations that arise batch to batch. Each batch targets a purity that meets stringent industrial standards, often exceeding 99%. Even trace impurities like secondary amines or oxidation products raise challenges if left unchecked. In our facility, gas chromatography and HPLC play a regular role in confirming the batch quality. Those who use this chemical expect reliability; we place a lot of effort in keeping fluctuations in color, form, and reactivity to the bare minimum.
After decades spent manufacturing and supplying amines and piperidines, it’s clear that this compound stands out due to a blend of attributes not often found together. Anyone who works in polymer stabilization, antioxidant formulations, or high-performance coatings wants compounds that do not degrade under harsh photochemical or oxidative stress. 4-Amino-2,2,6,6-Tetramethylpiperidine gives formulators a building block with well-documented light- and heat-stable behavior. In our own trials, and as reported in technical literature, it resists degradation during intense UV exposure—a must for automotive, protective coatings, plastics, and fibers facing sunlight year-round.
We regularly field feedback from customers in different industries who run comparative trials between this compound and less-hindered piperidines. The results repeat themselves: improvements in shelf life, color retention, and less yellowing under accelerated aging. This impact often relates to the four methyl groups on the piperidine ring. They crowd the nitrogen, shielding it, slowing down radical or oxidative attack. You won’t see the same performance in piperidines lacking these bulky substituents.
In polymer science, 4-Amino-2,2,6,6-Tetramethylpiperidine forms the backbone for many hindered amine light stabilizers. Chemists modify it to make HALS additives, putting its structure to work scavenging damaging radicals in plastics, resins, and fibers. We’ve seen it used in everything from agricultural films to automotive interiors and outdoor furniture. The amino group gives versatility—researchers couple or derivatize it into more complex stabilizers. The preparation of Chimassorb and Tinuvin classes traces back to base molecules like this, and researchers building novel stabilizers often request custom modifications starting from our base material.
Working with polyurethane and epoxy systems, formulators often encounter challenges involving yellowing and breakdown when sunlight or heat comes into play. They need a light stabilizer that does not just delay the inevitable but actively protects against photo-oxidative chains over months or years. Our long-term collaborations with coatings manufacturers have shown that end-use performance directly links to the choice of stabilizer backbone. For these teams, 4-Amino-2,2,6,6-Tetramethylpiperidine consistently outperforms older, less sterically hindered analogues. Whether it’s for clear coats on cars, acrylic sealants in construction, or protective films for architectural glass, the demand comes from results: longer times between recoating, less material failure, and avoidance of costly recalls.
Still, the compound has strengths beyond light stabilization. Lab teams engaged in catalyst synthesis and pharmaceutical R&D have found this amine useful as a starting scaffold. Its rigid ring and amino group attract interest from those building specialty ligands, organocatalysts, or intermediates for more complex bioactive molecules. Though volume use in pharma is relatively modest compared to polymers, the feedback we get emphasizes batch-to-batch consistency and narrow impurity profiles. This comes up most often when subtle impurities interfere with late-stage reactions, and customers seek out batches crafted to higher standards than some generic offerings.
The catalog listing covers the compound under CAS number 1432-18-0. Most customers seek colorless to pale yellow solid material, typically offered in flakes or crystalline powder, depending on purification steps and drying parameters. Keeping water content low and removing by-products fully helps avoid issues in downstream derivatization—especially for users scaling up.
Practically speaking, our batches bag sizable volumes intended for major industrial use, but we also provide smaller offers for lab work or intermediate-scale synthesis. Shelf life hinges upon dry, well-sealed conditions. The main degradation mechanisms—if they show up—follow from hydrolysis or air oxidation rather than thermal instability. We notice that strict adherence to cleanroom packaging and nitrogen blanketing pays off over months of storage, limiting discoloration or off-odors even at ambient temperature.
Auditing by outside partners brings the same question every year: Why pay a little more for high-purity 4-Amino-2,2,6,6-Tetramethylpiperidine? Our answer points back to fewer production hiccups, less batch rejection, and repeatable performance. Large-scale users—especially those adopting continuous manufacturing models—value predictability, not just cost. For high-performance applications, cost from off-spec batches or rework easily overwhelms minor savings at purchase.
As a large-scale manufacturer, we routinely see comparisons with both structurally similar piperidines and general linear amines. Many buyers hesitate before switching from their old, familiar stabilizer amines, expecting only marginal gains for higher expense. Past experience dispels this notion. The four methyl groups transform the otherwise flexible piperidine ring, giving the compound enough steric bulk to significantly slow down routes to degradation. Conventional competitors like simple piperidine or dimethylpiperidine lack this kind of protection. In stress tests—accelerated aging in polymers or coatings—these competitors show much shorter useful life and greater discoloration.
Safety data and regulatory reviews often turn up questions about environmental persistence and toxicity. Our teams have followed both the scientific literature and our own studies. 4-Amino-2,2,6,6-Tetramethylpiperidine falls within the chemical groups where careful handling makes sense—standard gloves and goggles suffice for regular factory work—but its profile does not match more hazardous aromatic amines or volatile low-molecular-weight amines. The methylated ring, being non-aromatic, brings fewer worker safety and emission concerns. Wastewater effluent after washing usually passes standard chemical oxygen demand (COD) requirements, given regular controls and monitoring for amine discharge, and we maintain compliance with national waste disposal regulations.
We also see genuine demand for grades that comply with specific standards: REACH in Europe, TSCA in the US, and niche approvals in electronic, automotive, and packaging sectors. With increasing scrutiny on supply chains, customers come back with questions on raw material sources, solvent choice, and purification solvents. Many organizations now ask for disclosure of process aids and auxiliary chemicals, not just what the molecule looks like on an MSDS. Our position as a direct manufacturer—not a trader—allows us to openly share process information, batch records, and purification test reports. Auditors prefer this model over third-party brokers, particularly when their own ESG committees set purchasing policy.
Over the years, real-world experience with this chemical in production has made our process far tighter. We found that temperature drift during the key reductive amination stages can increase unwanted by-products, like N,N-dimethyl impurities, which prove stubborn to remove later. Our CO2 scrubbers and nitrogen flow controls were improved to limit airborne oxidation. Analytical monitoring with HPLC and NMR is not just a regulatory obligation—it gives us the chance to catch small shifts before they scale into a full-batch issue. Post-reaction, drying and packaging remain critical. Water condensation during cooling allowed mild hydrolysis events in earlier years; now, staged cooling and positive pressure work to our advantage. Powder flow aids get used only when needed, avoiding unnecessary additives. Every process step has grown out of customer feedback, internal lab findings, and regulatory audits, not just advice from popular technical bulletins.
Reacting to feedback from major clients in Asia and Europe, our team shut down a planned change to an alternate purification solvent, when pilot batches revealed trace contamination that triggered negative results in downstream plasticizers. On another occasion, a customer flagged faint yellowing in stored polymers; our investigation revealed supplier substitution in upstream aldehyde source. Tracing such variances and seeing firsthand their real-world impact keeps us tuned to every detail in raw incoming QC. Scalability means controlling not just what enters the kettle, but every line and gasket along the chain, especially given the compound’s reactivity.
Over the course of the past decade, sustainability priorities have reached the batch chemist’s desk—green chemistry, reduced waste, and the search for alternative, safer solvents. For 4-Amino-2,2,6,6-Tetramethylpiperidine, our production line tackles traditional challenges like amine odor management and energy-intensive drying steps. Where possible, distillation and crystallization use minimized volumes and heat recycling. We keep solid and solvent waste streams strictly segregated and sample them for persistent organic pollutants, which regulators increasingly target. Our partnership with waste processors also lets us document every step of the waste cycle, meeting the standards major buyers request for full chain-of-custody transparency.
For customers who need compliance proof, we routinely issue full analytical certificates summarizing everything from raw material batch data to final spectroscopic profiles. It’s now expected in the supply chain that every link, from reactor to barrel, substantiates claims with traceable, documented evidence. Across multiple industries, buyers ask not just for specs but for evidence that production reflects best practices in both safety and sustainability.
The requirements for final purity, moisture, and trace impurities have steadily risen. Automotive polymers and advanced electronics are unforgiving; even parts-per-million contamination affects electrical or optical performance. Our response involves running pilot batches under simulated customer plant conditions, pilot coating lines, and accelerated UV testing. Feedback goes straight back to the chemists and operators; we update process documentation, not waiting for a complaint but preventing it.
Direct buyers want more than just a drum of product—they expect certainty in source, batch reproducibility, and open lines to the technical team who actually makes it. In our experience, the closer the link between buyer and producer, the smoother the troubleshooting and the lower the risk of last-minute surprises. We run samples on request, tweak particle sizing for reactors, and ship in specialized, clean containers suited for direct dosing. When production volumes change or a run gets delayed, honest, real-time updates maintain trust through tight schedules and scaling projects.
During supply chain disruptions, such as port shutdowns or global feedstock shortages, stability of local production becomes more valuable. Over the recent volatility, our plant kept regular output by drawing on regional sources for precursors and maintaining extra stock of critical reagents. This means even as supply chains stagger under stress, favorite clients get priority, and material never sits in transit long enough to fall out of spec due to temperature or time.
Direct technical support rounds out the offering. Sometimes, a client mounting a new polymerization line encounters unexpected reactivity or contamination—response from someone who knows the chemistry firsthand often fixes the issue before it snowballs. With production experience rooted in the manufacturing hall, not an offshore call center, solutions come in the context of chemical reality, not out of a manual.
Customers constantly innovate, from recycled-content plastics to new coatings and specialty polymers. These changing requirements push us to improve process flexibility, documentation, and batch homogeneity, ensuring the 4-Amino-2,2,6,6-Tetramethylpiperidine we make today aligns with tomorrow’s protocols. More frequently, customers request lower residual solvents, new custom-packed sizes, or modified particle forms. Adapting to these needs takes both chemical familiarity and open lines to plant, QA, and logistics. Every advance in end-use performance brings more scrutiny and new standards to meet, but also drives us to enhance the product and its stewardship.
Direct feedback—whether from a multinational polymer producer or a small research team—continues to shape our production and documentation. Questions around source sustainability, traceability, and full life-cycle impact lead our R&D to refine process efficiency, waste minimization, and disclosure, letting clients update their own compliance models faster and with more confidence. This dynamic exchange means our 4-Amino-2,2,6,6-Tetramethylpiperidine stands as both a proven, practical tool and a platform for advancing new solutions across demanding chemical landscapes.
