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N-Acryloyltris(Hydroxymethyl)Aminomethane

    • Product Name N-Acryloyltris(Hydroxymethyl)Aminomethane
    • Alias NATRAM
    • Einecs 249-883-2
    • 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
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    Specifications

    HS Code

    713018

    Chemical Name N-Acryloyltris(Hydroxymethyl)Aminomethane
    Cas Number 98418-47-4
    Molecular Formula C7H13NO5
    Molecular Weight 191.18 g/mol
    Appearance White to off-white solid
    Solubility In Water Soluble
    Melting Point Approximately 120-125°C
    Boiling Point Decomposes before boiling
    Purity Typically ≥98%
    Storage Conditions Store at 2-8°C, protected from light and moisture
    Synonyms N-Acryloyl-TRIS, AT
    Structural Formula CH2=CH-CO-NH-CH2(C(CH2OH)3)

    As an accredited N-Acryloyltris(Hydroxymethyl)Aminomethane factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 25g N-Acryloyltris(Hydroxymethyl)Aminomethane comes in a sealed amber glass bottle with a tamper-evident cap and labeling.
    Shipping N-Acryloyltris(Hydroxymethyl)Aminomethane is shipped in tightly sealed containers, protected from moisture and light. It should be handled as a potentially hazardous chemical. During transportation, it must comply with relevant safety and regulatory guidelines. Avoid exposure to heat, and ensure clear labeling for safe and compliant delivery.
    Storage N-Acryloyltris(Hydroxymethyl)Aminomethane should be stored in a tightly sealed container, away from moisture, heat, and direct sunlight. It must be kept in a cool, dry, well-ventilated area and segregated from incompatible substances such as oxidizers and strong acids. To prevent polymerization or degradation, avoid exposure to sources of ignition and ensure the container is properly labeled.
    Application of N-Acryloyltris(Hydroxymethyl)Aminomethane

    Applications of N-Acryloyltris(Hydroxymethyl)Aminomethane in Industrial Manufacturing

    N-Acryloyltris(Hydroxymethyl)Aminomethane provides multifunctional reactivity and hydrophilic advantages for select industrial polymer and specialty material applications. Its chemical structure offers multiple hydroxymethyl groups for copolymerization, network formation, and functional surface modification. Our synthesis technology ensures high purity, consistent molecular characteristics, and batch-to-batch reliability for demanding downstream processes.

    1. Hydrophilic Monomer for Biomedical Hydrogels

    Biomedical device manufacturers use this material as a hydrophilic crosslinker and comonomer in hydrogel polymerization to enhance moisture retention and mechanical stability. The trifunctional nature allows dense network formation while maintaining biocompatibility. End users select this raw material for controlled drug delivery matrices, soft tissue scaffolds, and wound care dressings. Rigorous compliance with biocompatibility and extractables guidance is critical due to direct or indirect patient contact.

    Industry compliance standards

    • ISO 10993 Biocompatibility Evaluation of Medical Devices
    • USP Class VI Plastic Testing
    • 21 CFR 820 Quality System Regulation for Medical Devices
    • Good Manufacturing Practice (GMP) for medical device raw materials

    Typical usage ratio

    • Monomer loading: 0.5–10 wt% in acrylamide or methacrylate hydrogel formulations
    • Dosage adjusted to tune hydrogel swelling, cross-link density, and mechanical properties

    Downstream process integration

    • Added to aqueous monomer blend before initiation with redox or photoinitiators
    • Copolymerized in mold or sheet form under inert atmosphere
    • Purge and wash steps for extractable reduction prior to finishing

    Final product types

    • Hydrogel wound dressings
    • Ophthalmic contact lenses
    • Implantable drug delivery systems
    • Tissue engineering scaffolds

    2. Functional Monomer in Ion-Exchange Resin Production

    Resin manufacturers incorporate this acryloyl-functional raw material as a co-monomer to produce hydrophilic, multifunctional ion-exchange resins. The hydroxymethyl groups aid in introducing polar domains and sites for further functional modification, improving exchange capacity and selectivity for critical separations in ultrapure water and bioprocess streams.

    Industry compliance standards

    • NSF/ANSI 61 Drinking Water System Components – Health Effects
    • FDA 21 CFR 173.25 Ion-exchange resins for food contact
    • EN 150 Standards for Water Treatment Chemicals
    • ISO 9001:2015 Quality Management Systems in chemical manufacturing

    Typical usage ratio

    • Content: 1–8 wt% relative to total monomer load
    • Blending levels depend on targeted resin functional density and durability

    Downstream process integration

    • Blended into styrenic or acrylic monomer matrix during bead or gel polymerization
    • Cross-linker addition synchronized to achieve mechanical strength and porosity
    • Post-polymerization functionalization with sulfonic or amine groups

    Final product types

    • Mixed-bed deionization resins
    • Chromatography media for protein purification
    • Food-grade ion exchange materials
    • Pharmaceutical process separation resins

    3. Polymer Modifier for Water-Based Coatings

    Paint and industrial coating producers utilize the multi-hydroxyl monomer to introduce hydrophilicity and improve crosslinking in water-dispersible acrylic copolymers. Its use enables durable, low-VOC architectural coatings, technical films, and wood finishes with higher abrasion resistance and better surface wetting. The chemical is compatible with standard emulsion polymerization equipment.

    Industry compliance standards

    • REACH Regulation (EC) No 1907/2006
    • Directive 2004/42/EC (Paints VOC Directive)
    • EN 13300 for Waterborne Paints and Coatings
    • ISO 11998 Wet-scrub Testing

    Typical usage ratio

    • Employed at 0.3–3 wt% of total aqueous polymer solids
    • Dosed based on required film hydrophilicity and cross-linking density

    Downstream process integration

    • Charged into pre-emulsion monomer blends as a functional comonomer
    • Polymerized in semicontinuous or batch reactors with standard acrylic initiators
    • Final latex stability and viscosity checked before letdown and pigment addition

    Final product types

    • Interior architectural paints
    • Low-emission wood finishes
    • Moisture-cure technical films
    • Antimicrobial wall coatings

    4. Gel Matrix Component for Analytical Electrophoresis

    Producers of PAGE (polyacrylamide gel electrophoresis) kits employ the compound to modify traditional gel networks. The multi-hydroxymethyl structure enhances pore homogeneity and improves sample throughput. The raw material supports applications in nucleic acid and protein separation for research, clinical diagnostics, and biopharmaceutical QC, where matrix uniformity and migration consistency are essential.

    Industry compliance standards

    • ISO 13485 Medical Devices – Quality Management for In Vitro Diagnostics
    • EMEA ICH Q7 GMP Guideline for Active Ingredients
    • General Chapter <467> USP Residual Solvents
    • OECD Good Laboratory Practice (GLP) for research reagents

    Typical usage ratio

    • Gel monomer fraction: 0.2–2 wt% blended with acrylamide
    • Adjusted based on required separation resolution and mechanical stability

    Downstream process integration

    • Combined with acrylamide and buffer, followed by in situ polymerization in gel cassette
    • Initiated by TEMED/persulfate or photoinitiator systems
    • Curing under controlled humidity and temperature to ensure uniform structure

    Final product types

    • Precast PAGE gels
    • Clinical diagnostic test strips
    • Research gel cassettes for DNA and protein analysis
    • Semi-dry and vertical slab gel modules

    5. Additive for Superabsorbent Polymer Synthesis

    Producers of high-value superabsorbent polymers (SAP) in hygiene and agricultural applications incorporate this trifunctional raw material to increase absorbency and retention while tuning gel strength. Its structural design provides enhanced water uptake and customized swelling profiles in finished SAP beads and fibers without compromising processing throughput.

    Industry compliance standards

    • OEKO-TEX Standard 100 for hygiene applications
    • US FDA 21 CFR 177.1210 Polymers for food contact (where required)
    • ISO 9001:2015 certified quality control throughout polymer synthesis
    • ISO 14001 for Environmental Management in SAP production

    Typical usage ratio

    • Co-monomer in SAP formation: 0.5–4 wt% depending on target gel properties
    • Ratio varied for ultra-fast swelling grades versus high-retention formulations

    Downstream process integration

    • Introduced with acrylic acid or sodium acrylate during bulk polymerization or solution polymerization steps
    • Copolymerized under thermal or photoinitiation conditions
    • Post-polymerization surface treatment and crosslinking applied before granulation and drying

    Final product types

    • Baby diaper and adult incontinence SAP cores
    • Agricultural water-retention beads
    • Absorbent food pad substrates
    • Specialty medical superabsorbent dressings

    6. Crosslinker for Dental and Orthopedic Materials

    Manufacturers of dental composites and orthopedic bone cements add this multi-hydroxyl acrylamide to resin systems to improve hydrophilicity, reduce shrinkage, and achieve superior crosslinking. The raw material supports advanced formulation demands for easy clinical handling, rapid cure, and lasting stability in vivo, especially in bone cement spacers and light-cured dental restorative composites.

    Industry compliance standards

    • ISO 20795 Denture Base Polymers and Polymerizable Resins
    • ISO 5833 Acrylic Resin Cements for Orthopedic Surgery
    • ISO 7405 Evaluation of Biocompatibility of Dental Materials
    • 21 CFR 872.3690 Dental Resin Devices (FDA)

    Typical usage ratio

    • Co-monomer loading: 0.5–2.5 wt% in dental resin or bone cement base
    • Adjusted for viscosity, setting time, and final implant properties

    Downstream process integration

    • Added to monomer mixture prior to initiator incorporation
    • Bulk or light-cure polymerization in situ during prosthesis or implant preparation
    • Excess residual monomer removal by vacuum and post-cure, followed by batch QC

    Final product types

    • Acrylic-based dental fillings and crowns
    • Temporary and permanent denture bases
    • Orthopedic bone cements and spacers
    • Dentistry repair and abutment materials
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    Certification & Compliance
    More Introduction

    N-Acryloyltris(Hydroxymethyl)Aminomethane: Supporting Reliable Polymer Research and Industry Growth

    Real-World Insights from the Factory Floor—What Matters Most About N-Acryloyltris(Hydroxymethyl)Aminomethane

    If you ask anyone who works at a chemical plant, you’ll hear plenty about challenges and about the need for consistency. Our team has spent years supplying N-Acryloyltris(Hydroxymethyl)Aminomethane (sometimes abbreviated as N-Acryloyl-TRIS) for labs and manufacturers around the world. This molecule stands out in the line-up of specialty acrylamide monomers. That’s not just because of its chemical structure, which combines acryloyl functionality with tris(hydroxymethyl)aminomethane, but because of reliability—batch after batch.

    The Molecular Edge: What Sets N-Acryloyl-TRIS Apart

    N-Acryloyl-TRIS carries a unique package of three primary alcohol groups attached to a central nitrogen, connected to an acrylamide fragment able to participate in free radical polymerizations. This gives tremendous flexibility in polymer design, especially where hydrophilicity and buffering capability can make or break a process. In our facility, controlling and purifying this compound begins at the reactor stage—close monitoring of monomer feed rates, reaction times, and temperatures. Years of feedback and collaboration with researchers ensure our synthesis protocols deliver purity levels matching high analytical demands.

    Every so often someone asks: why not just use more common acrylamide derivatives for hydrogel work or surface coatings? Through experience working with collaborating labs, we have noticed projects that demanded higher stability at varying pH levels, or compatibility with protein and cell assays, got better results using N-Acryloyl-TRIS. This molecule’s tris buffer core softens pH shifts, keeping polymer matrices more friendly to enzymes and living systems. Other compounds, especially simple acrylamides without this buffering backbone, can’t offer the same chemical comfort zone to sensitive biomolecules.

    Physical Specifications We Measure Firsthand

    In our production line, every lot hits the lab for side-by-side comparisons—actual product in solvent, checked for particulate, UV absorbance, and chromatographic fingerprinting. Real-world handling matters: N-Acryloyl-TRIS forms a white crystalline solid at room temperature, stable under the standard ambient conditions of a well-run factory storeroom. Workers appreciate that the bulk material packs densely, and you can weigh and transfer without worrying about clumping or static fly-away. Solubility stays high in water and polar organic solvents—a plus for anyone seeking rapid incorporation into future hydrogels, copolymer blends, or resin backbones.

    Spec sheets may list values like molecular weight (221.21 g/mol), melting point range, or recommended storage temperatures. As manufacturers, we know that real peace of mind comes from seeing reproducibility, not just numbers. We avoid byproducts or residual acrylamide thanks to repeated crystallizations and vacuum drying, keeping contamination low, since even trace amounts of byproducts can derail polymerization kinetics or biocompatibility. We run HPLC and NMR on pooled samples from each batch; our lab techs communicate directly back to production if something falls outside a tight threshold.

    What Happens Outside the Factory—From Research Bench to Scaled-Up Use

    Hydrogel synthesis represents the most frequent application for N-Acryloyl-TRIS. Our long-term customers include university biomaterials researchers and emerging startups developing biosensors or cell culture scaffolds. In nearly every case, the draw is the combination of acrylate reactivity and tris buffer chemistry. If your protocol asks for controlled swelling or release rates, this monomer helps tailor crosslink density, as those alcohol arms remain quite reactive with many common crosslinkers. Not every acrylamide can do that—many lack the available hydroxyls for such modifications or for downstream bioconjugation.

    Some applications head in a different direction. A few medical device manufacturers have begun to investigate this material for its low toxicity and flexible functionality. In environmental labs, teams are exploring its use in responsive membranes, due in part to the way the tris component moderates the harshness of acidic or basic waste streams. Peers using plain acrylamides or methacrylamides have faced issues with premature hydrolysis or biological instability; switching to the tris-based version brought more predictable results and lower background interference in their protein assays or enzyme-linked protocols.

    Working Direct with Science and Industry: Feedback Loops Drive Improvement

    Part of working on the production line involves direct communication with chemists and engineers around the world. Year after year, we welcome technical visitors who want to see the reactor designs, or who come for troubleshooting sessions. Bringing chemists right into the process leads to practical adaptations, such as changing the order of solvent additions to improve crystal quality, or adjusting purification schemes when a rare impurity shows up on a customer’s NMR trace. This kind of dialogue differs from buying off a generic commodity list. The compound receives hand-tested validation that suits the edge cases and creativity real-world researchers demand.

    A few years ago a leading research group needed to scale up trial batches from grams to kilograms for a preclinical device series. They brought their technical director to our plant. After several iterations of yield and color checks, they reported fewer clogging problems in their pumps and better gel uniformity compared with off-the-shelf alternatives. Moments like this tell us where to tighten controls or adapt packing protocols. Unlike brokers handling finished lots, we tweak the actual process, drop by drop and shift by shift, right at the source.

    Through ongoing collaboration, we’ve learned that a lot of problems trace back to overlooked details. For example, though N-Acryloyl-TRIS is shelf-stable, we’ve heard stories of competitors’ lots showing variable performance due to humidity exposure in shipping. To avoid this, we seal product under inert atmosphere for customers working at the edge of analytical sensitivity. This came about not from generic data sheets but from customer frustration and real returns. Factories like ours succeed when lessons from partners turn into tighter, smarter process steps.

    Real Differences: Not All Acrylamide Derivatives Serve the Same Uses

    It’s tempting to treat these compounds as interchangeable, but experience from the production end says otherwise. Standard acrylamide and methacrylamide monomers work in rugged applications where hydrophobicity or plain-wound crosslinking gets the job done. N-Acryloyl-TRIS, with three hydroxymethyl arms, lends itself to aqueous biochemistry, forming gels that welcome water, buffer shifts, and protein entry. Unlike PEG-based acrylates, which sometimes resist further functionalization because of steric hindrance or poor coupling efficiency, this molecule’s open framework gives polymer chemists more modification space—in the form of available primary alcohols—while maintaining a backbone familiar to those who have worked with Tris buffers in other lab settings.

    We regularly talk with clients who tried less expensive alternatives, especially single-functionality acrylamides, only to face issues in advanced hydrogel platforms. The difference often comes down to mechanical softness, long-term stability under temperature cycling, or compatibility with living tissues. We work with our R&D to track these outcomes: a softer gel for cell encapsulation, a more responsive matrix for point-of-care diagnostic strips, or a lower leach rate in environmental filtration. Our compound, never just a stock catalog item, responds to those nuanced demands, thanks to its tris-based structure and the purity controls we enforce every day.

    Understanding Usage—Practical Recommendations From the Source

    For polymer scientists new to N-Acryloyl-TRIS, starting with established free-radical or photo-initiated polymerizations keeps things predictable. The compound dissolves rapidly in distilled water for aqueous systems, or in DMF and DMSO if your setup demands higher organic tolerance. We recommend keeping monomer concentrations in the range established by published works—usually below 20 percent by weight for hydrogel formation—though ambitious teams have pushed this further for denser network designs.

    Some users look to exploit the molecule’s reactive alcohols using coupling reagents, turning basic polyacrylamide matrices into sophisticated functional scaffolds. We’ve seen successful protocols using NHS/EDC chemistry, or click-friendly linkers, taking advantage of the available OH groups on the tris moiety. In practice, using pure N-Acryloyl-TRIS sidesteps challenges common with copolymerization—no excess crosslinking, no phase boundaries, and little difficulty targeting post-synthetic modifications. We encourage labs to run trial reactions at modest scale first, since the precise behavior can shift a little with changes in photoinitiator, solvent, or crosslinker. Factory experience tells us pilot tests save time compared to jumping straight into bulk synthesis with a new supplier or unfamiliar batch.

    Food and pharmaceutical industry interest picks up every year, especially among teams hunting for safer, more stable alternatives to traditional polyacrylamide-based gels. These customers often ask about migration, leaching, and trace impurity risks. To support decision-making, we provide full batch documentation, detailed analytical spectra, and, when appropriate, actual pilot samples drawn directly from the most recent runs. This level of traceability sets manufacturer relationships apart from generic, blind purchasing, and gives teams downstream more confidence about regulatory compliance or end-use safety.

    Improving Quality Through Experience

    Strict environmental and workplace safety standards shape the daily operation of our plant. In the acrylamide arena, health and environmental hazards receive attention from staff and inspectors alike. We know well that even slight mishandling or imprecise measurement during handling, synthesis, or waste treatment can affect not just plant safety but end-user product quality. We run frequent air monitoring checks and maintain clean, segregated production lines for N-Acryloyl-TRIS, acknowledging that strong, reliable downstream performance begins long before packaging or shipping. Plant operators, QC chemists, and customer-facing technical staff all share the responsibility for upholding purity, so lessons from any returned product or unusual polymerization result get analyzed for root causes, not just patched for the next run.

    As new regulatory pressures and sustainability targets sweep through the global chemicals business, we keep pushing to boost efficiency and reduce waste. This includes improved solvent recovery, recycling waste streams, and offering customers information about safer handling and disposal. Wiping out avoidable losses at the factory level matters to us not just for profits but for the health of the people in our communities. Our firm has adopted green chemistry initiatives—lowering unnecessary solvent consumption, minimizing exposure risk during transfer and weighing, and providing clear disposal guidance for waste and spent gels derived from these acrylamide monomers. Industry best practices evolve, so does our approach, shaped by real-world operating experience and a day-to-day focus on local as well as global impact.

    Feedback and Future Directions

    N-Acryloyl-TRIS isn’t a one-size-fits-all solution, but the compound’s flexibility and reliability keep it growing in demand, especially as research needs shift toward more complex and demanding applications. We see tremendous promise in extending its use beyond foundational polymer science, from 3D tissue engineering and controlled drug delivery to interactive sensors and advanced chromatographic media. The greatest progress often follows close feedback loops between factory chemists and real-world users. Listening to research and quality control partners helps us make improvements on-the-fly, tweak processes, and inspire changes to both process and logistics—such as better packaging, updated hazard labeling, or adjustments in crystal drying cycles to prevent product degradation during shipment across climate zones.

    Open channels remain key: visits from application scientists, troubleshooting sessions by video, even cross-plant audits when global partners look to harmonize analytical specs. These exchanges allow our technical team to address specific technical questions—down to pH drift in hydrogel matrices, or issues of trace metals from stainless steel pipes in some grades—and prove that a direct pipeline from synthesis to application delivers more trusted outcomes than arms-length third-party trading. The production plant functions as both laboratory and factory, so every lot brings lessons and improvements learned face-to-face, from people who actually see the consequences of their methods in the final application—be it a diagnostic kit, a research-grade hydrogel, a filtration membrane, or a scalable biotech device.

    Rethinking What “High Quality” Means in Specialty Monomers

    Working inside a specialty chemicals plant builds an appreciation for professional skeptics; scientists and engineers who aren’t satisfied with “good enough.” For us, quality is more than a number in an assay report. Instead, it’s born from the scale-up process, from the million tiny choices—raw material selection, weighing out to the last decimal, monitoring reaction color or odor, running that extra purity check because an end-user scientist flagged a subtle change in gel clarity. These aren’t concerns a typical trading house discusses, but inside the factory, they guide daily routines.

    Researchers pay attention to batch variation; so do we. Internal teams challenge each other to produce lots with reproducible polymerization profiles, knowing any unexplained difference gets discussed and, when needed, fixed at its source—sometimes in real time, sometimes during annual reviews. Over the past decade, feedback cycles have grown sharper thanks to direct project-based collaborations. Technical advances in control systems, new analytical protocols, and even investments in employee training have made N-Acryloyl-TRIS not just a reliable research tool, but an agent of real progress for those seeking cleaner, more effective polymers tailored for the next wave of life sciences and materials engineering breakthroughs.

    Final Thoughts—Practical Trust, Not Marketing Phrases

    From the manufacturing floor, N-Acryloyltris(Hydroxymethyl)Aminomethane stands apart not because of a flashy catalog entry, but due to years of feedback, rigorous process controls, and close relationships with technical users. Every kilogram, drum, or research pack carries with it the lessons learned in our reactors, our testing labs, and through open dialogue with the people actually pushing the limits of science and technology. For us, that kind of trust—built through hands-on chemistry, clear communication, and continuous process improvement—makes all the difference. Anyone picking up this monomer for advanced hydrogel design, biomedical engineering, or environmental testing does so on the foundation of real-world, factory-driven quality, defined not by theory, but by practical experience, batch by batch and project by project.