|
HS Code |
140932 |
| Chemical Name | Monomethylamine |
| Chemical Formula | CH5N |
| Cas Number | 74-89-5 |
| Molecular Weight | 31.06 g/mol |
| Appearance | Colorless gas |
| Odor | Fishy, ammonia-like |
| Boiling Point | -6.3°C |
| Melting Point | -93.5°C |
| Density | 0.699 g/cm³ at 25°C (liquid) |
| Solubility In Water | Completely miscible |
| Vapor Pressure | 3.81 atm at 20°C |
| Flash Point | -10°C (closed cup) |
| Autoignition Temperature | 430°C |
| Pka | 10.64 |
| Un Number | 1061 |
As an accredited Pure Monomethylamine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Pure Monomethylamine is packaged in a 25-liter blue HDPE drum, sealed, with a secure screw cap and hazard labeling. |
| Container Loading (20′ FCL) | Container Loading (20' FCL) for Pure Monomethylamine typically includes secure, leak-proof drums or cylinders, maximizing capacity while ensuring safety compliance. |
| Shipping | Pure Monomethylamine should be shipped in tightly sealed, corrosion-resistant containers, under cool, well-ventilated conditions, and away from sources of ignition. It is classified as a hazardous material, requiring DOT-approved labeling and documentation. During transit, proper handling and emergency procedures must be in place to ensure safety and regulatory compliance. |
| Storage | Pure monomethylamine should be stored in tightly closed, appropriately labeled containers made of compatible materials (such as steel or high-grade plastics). Keep it in a cool, dry, well-ventilated area away from ignitable sources, heat, and incompatible substances like oxidizers and acids. Storage areas should have proper grounding, spill containment, and gas detection systems due to its flammability and toxicity. |
| Shelf Life | Pure Monomethylamine typically has a shelf life of 2 years when stored in tightly sealed containers, away from heat and moisture. |
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Purity 99%: Pure Monomethylamine with a purity of 99% is used in pharmaceutical synthesis, where it ensures high-yield and low by-product formation. Molecular Weight 31.06 g/mol: Pure Monomethylamine with a molecular weight of 31.06 g/mol is used in agrochemical manufacturing, where it enables precise formulation of herbicide intermediates. Melting Point -93°C: Pure Monomethylamine with a melting point of -93°C is used in fine chemical production, where it maintains process reliability at low temperatures. Boiling Point -6.3°C: Pure Monomethylamine with a boiling point of -6.3°C is used in methylation reactions, where it provides controlled volatilization for efficient gas-phase processing. Stability Temperature up to 40°C: Pure Monomethylamine with stability up to 40°C is used in polymer modification, where it delivers consistent amination at ambient process conditions. Low Water Content (<0.5%): Pure Monomethylamine with low water content is used in catalyst preparation, where it minimizes hydrolysis and ensures high catalyst activity. Gas Phase: Pure Monomethylamine in gas phase is used in semiconductor manufacturing, where it supports uniform surface functionalization for enhanced device performance. Reactivity Grade: Pure Monomethylamine with high reactivity grade is used in dye intermediate synthesis, where it shortens reaction times and increases throughput. |
Competitive Pure Monomethylamine prices that fit your budget—flexible terms and customized quotes for every order.
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Production floors and R&D labs operate on precision. Our Pure Monomethylamine, Model MMA-99, stays consistent batch after batch—a claim earned by years in the reactors, not marketing gloss. We supply this product in two main forms: anhydrous or in aqueous solution, based on the actual needs of downstream users. From the day we started, this product always drove demand for bulk and specialty chemicals. We manufacture at scale, but every drum traces back to the same tight process controls and rigorous raw material sourcing. That’s not just compliance; it is survival in a world where an impurity or spec slip can flatten an entire run and cost weeks, or worse, damage reputations built up over decades.
We didn’t shape our production lines for cost alone. Every reactor, every condenser, every instrument sits where it does because that placement delivers maximum uptime and reproducibility. The amination process runs at controlled temperatures and pressures to guard against unwanted byproducts—no shortcuts, no wishful thinking. Our feedstock quality remains high, monitored daily by an in-house team that knows exactly how a minor contaminant in the raw mix can lead to odd spots on gas chromatograph traces or downstream fouling. We take care of drying, purification, and packaging ourselves. Decades of operating in varied climates taught us that storage and handling matter as much as the molecule itself. This means less time fighting leaks, off-gassing, or incompatible seals and more time getting work done in your own facility.
Each lot meets a total amine content over 99.8% (GC verified) with water kept under 0.1% across finished product. Impurities do not just show up as numbers; they show up in clogs, color changes, yields that suddenly plummet, and time lost chasing ghosts across process lines. Our Monomethylamine’s low residual moisture and trace secondary/tertiary amines mean customers rarely report sudden shifts in reactivity or byproduct formation. These are not just marketing claims; they reflect the real experience reported by buyers mixing batches in bulk tanks or running high-throughput reactors. In pharmaceutical synthesis, even minuscule contamination can cause downstream intermediates to fail purity standards. In agrochemical production, daily upsets from inconsistent raw input get expensive in both time and waste. We do not see ourselves as just a source—we take responsibility for helping other facilities stay on-spec.
Across industries, Monomethylamine acts as a key building block—important for making solvents, surfactants, agricultural products, and active pharmaceutical ingredients. Unlike secondary or tertiary amines, this molecule reacts at predictable rates without dragging along extra N-methyl groups, keeping synthesis routes both direct and controllable. Formulators appreciate a material that supports consistent chain extension for surfactant production or gives sharp end points in amide syntheses. We keep a close watch on elemental and volatile impurity levels, knowing the real cost of an off-odor or discolored product line during a production run.
In our own facility, we’ve seen the difference a few ppm of dimethylamine or trimethylamine can make in specialized reactions, so we built extra steps into purification. That sometimes means longer lead times or higher costs, but it allows us to confidently supply customers working under GMP or ISO-certified processes. The product’s stability in sealed drums gives our clients breathing room between shipments, cutting down on unnecessary rush orders and minimizing spoilage loss.
The temptation in chemical manufacturing is always to chase volume—just fill larger tanks, run faster, let the market sort out the rest. That snapped back hard after a few years in business. We saw what happened when a customer downstream tried to cut corners with distributor-supplied Monomethylamine: increased batch failures, scrapped intermediates, and lost contracts. Cheap up front became expensive in the end. Our regular buyers know the difference because they lived through that, too.
Any manufacturer can print a certificate of analysis. What counts are the phone calls: “We’re running an amination step and saw a reaction rate drop, can you check your last LC-MS run?” Our technical support, drawn straight from our plant floor and R&D teams, answers those—not a call center reading a script. We know what it’s like to face a halted line because a raw material was out of spec. Those are the moments we aim to avoid for ourselves and for others.
A lot of competitors sell “monomethylamine” but don’t provide much insight into their process history or impurity profiles. We publish detailed product data—right down to detection limits for amine impurities and batch-to-batch variability stats. Some suppliers rely on imported intermediate-grade material, topping off with local dilution; we manufacture from base feedstocks, managing every step. That gives both us and our buyers peace of mind on chain-of-custody and consistent end-uses.
Other amines might seem interchangeable on paper. Dimethylamine or trimethylamine bring their own uses, but they complicate reaction routes and often introduce volatility or regulatory headaches. In contrast, our Pure Monomethylamine keeps the chemistry straightforward: one reactive amine site and minimal side formation. Its volatility sits in a manageable range for standard industrial handling, and our cylinder valves and tank linings are field-tested to handle real-world temperature swings. Fewer surprises lead to fewer expensive troubleshooting sessions in the middle of the night.
Bulk buyers sometimes switch between sources to save pennies. After a failed batch or two, they come back—looking for the reliability only a direct manufacturer can offer. Our production isn’t just about high-purity numbers, but about practical fit: clean transfer, long shelf life, clear reactivity, and no surprises. We watch our competitors and know whose product leads to customer production halts or warranty interventions. Reputation in chemicals isn’t made on lists—it’s built on keeping the next shift running.
Few outside the chemical industry appreciate the headaches that volatile amines can cause at shipping and point-of-use. Monomethylamine needs proper tank pressure management and thoughtful venting. Our transport cylinders use reinforced composite linings, showing fewer incidents of stress cracking, even over long hauls. Leaks don’t just waste product, they risk entire warehouse shutdowns, and we plan for that with rigorous filling and valve testing. Years ago, after a customer faced a costly downtime due to corroded hardware, we started delivering targeted tank maintenance tips—drawn from our own lessons, not copied from manuals.
Product purity alone doesn’t guarantee safety or real-world usability. A customer who tried diluting industrial-grade monomethylamine for electronic applications wound up with corrosion on sensitive copper connections. We flagged the risk from secondary amine traces, and after retesting with our product, their line failures dropped to zero. This kind of downstream feedback loops back into our quality checks, benefiting future batches for all users.
Direct feedback, even on the dirty details, shapes every step of our operation. Pharmaceutical clients are quick to notice any unusual color or off-odor. Early in our operations, a mild mustiness in one shipment led us to track down a gasket source that introduced impurities just above the olfactory threshold. We switched out the sealing material for all production lines. That tweak cut odor complaints to zero for years.
Chemical research facilities ask for different performance metrics, and we keep pace by upgrading our testing methods—introducing mass spectrometry as detection limits get tighter. Some buyers run non-chemical uses, such as flotation reagent synthesis, where trace ammonia can turn a workable batch into scrap. We never treat nonconforming reports as inconvenient; every outlier is a lesson that improves every future shipment.
Lean times in the chemical sector showed us the true value of real partnerships. When a regional shortage hit, dealers offered alternatives “close enough” by spec but wildly variable in reactivity. Those using our Pure Monomethylamine at the time stayed on-line, and the post-crunch loyalty showed us where trust in supply chains comes from—steady performance, backed by people who understand what’s at stake.
Unlike traders or bulk handlers, we control inputs, process, and post-processing. Each step—methanol source, ammonia purity, catalyst lifespan—feeds into traceability. If a plant experiences repeated surface fouling or irregular reaction rates, we can trace each drum’s exact production conditions down to the shift and reactor batch. This information isn’t buried in an offshore spreadsheet; it’s tracked locally and checked routinely. Our technical staff can walk from the control room floor to the analytical lab in minutes, not days.
Newer entrants to the chemical market sometimes underestimate the chaos a deviation can cause downstream. By handling our own logistics, we maintain shipment times within the window promised and avoid cross-contamination. Feedback from multinational customers has led us to adjust drum sizes and closure methods to better fit automated dispensing, a change that saved both us and users several incident reports a year.
Every part of our vertical flow gets refined under the watchful eyes of multiple teams. Each improvement—whether it’s a tweak to the nitrogen purge or an upgraded polymer liner—makes its way into every future batch, reducing surprises and giving buyers fewer reasons to call us in a panic.
Experienced formulators and chemical engineers don’t settle for broad generalizations. They ask pointed questions: What’s the exact amine content? How tight are your impurity specs? How stable is the material over storage in different climates? In the case of our MMA-99, the answers are grounded in repeated customer audits and years of third-party QC testing.
Repeated synthesis performance tells the real story. Long-term buyers report fewer coking or fouling events in catalytic amination runs. Each time a pharma client reports a difficult scale-up, our technical staff join their troubleshooting session—because our experience with the same molecule over hundreds of runs often pinpoints what’s going sideways. That direct input shapes both future batches and our next lab-scale iteration.
A lot of innovation in the chemical sector happens out of necessity, not theory. New formulations in herbicides, surfactant blends, or high-value intermediates bring us requests for tighter specs, new packaging, or secondary analytical data. We take those challenges seriously, adjusting our process controls, or running parallel test batches where warranted. If a requirement looks too tight for the present process, we spell it out honestly and either find a solution or decline the order outright. Reliability isn’t one-sided; it comes from a two-way conversation about what the chemical really has to do.
Nobody in this industry gets by with just nice words on a web page. Our team stands by each shipment—not as something symbolic, but because tomorrow’s orders depend on today’s performance. On occasion, we even halt the production line to double-check a speck of haze or a minor odor change because experience taught us that ignoring the small stuff lets trouble brew for future shipments.
We train our support staff with actual plant experience, not just documentation. When a rare equipment mismatch or transfer issue pops up at a customer site, we can suggest fixes based on direct handling know-how. Those discussions aren’t just troubleshooting—they inform how we update our own processes.
We understand that waste and emissions matter in chemical production. Over the years, we have invested in off-gas scrubbers and closed-loop vent systems, not just to comply with regulations, but because unrecovered emissions are both a loss and a risk. Downstream documentation for pharmaceutical or crop protection production increasingly requires assurance that input materials meet not just chemical purity, but environmental process standards.
Our Pure Monomethylamine meets these real-world requirements. We recycle process-side solvents and continuously monitor emissions—lessons learned from years of external audits and internal process reviews. Making changes sometimes means overhauling equipment or revamping procedures at our own cost. We absorb these investments to keep both ourselves and our end-users compliant in a tightening regulatory environment.
A bulk chemical may look simple, but a thousand small decisions define its performance in an actual plant setting. From minimizing amine cross-contamination to managing seasonal storage fluctuations, every improvement at our facility traces to some lesson from the field. Each report—positive or not—feeds back into the next round of process control checks, shipment preparations, and support protocols.
Our Pure Monomethylamine isn’t built for the lowest bid; it’s shaped by decades of hard feedback and hands-on improvements. Chemical buyers looking for a nameless commodity often discover the hidden costs in lost production time or failed scale-ups. Those who require a molecule that performs as reliably at midnight as it does at midday tend to come back—and it’s that repeat experience that lets us keep learning and adapting in a business that rarely forgives mistakes.