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HS Code |
667447 |
| Cas Number | 109-78-4 |
| Molecular Formula | C4H8N2 |
| Molecular Weight | 84.12 g/mol |
| Iupac Name | 3-(Methylamino)propanenitrile |
| Synonyms | 3-Methylaminopropanenitrile |
| Appearance | Colorless to pale yellow liquid |
| Boiling Point | 166-168°C |
| Density | 0.900 g/mL at 25°C |
| Melting Point | -52°C |
| Solubility In Water | Miscible |
| Flash Point | 56°C (closed cup) |
| Odor | Amine-like |
As an accredited 3-Methylaminopropionitrile factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 500 mL amber glass bottle with a secure screw cap, labeled "3-Methylaminopropionitrile," hazard symbols, and handling instructions. |
| Shipping | **3-Methylaminopropionitrile** is shipped in secure, sealed containers to prevent leakage, as it is a hazardous chemical. Packages are clearly labeled, following relevant regulations (e.g., DOT, IATA, IMDG). Transport requires appropriate documentation and handling by trained personnel, with precautions taken to avoid exposure, spills, or environmental release. |
| Storage | 3-Methylaminopropionitrile should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from heat, sparks, and open flames. Keep away from incompatible substances such as oxidizing agents and strong acids. Store in a designated chemical storage cabinet and follow all local and national regulations for hazardous chemicals. Proper labeling and secondary containment are recommended. |
Applications of 3-Methylaminopropionitrile in Industrial Manufacturing3-Methylaminopropionitrile plays a crucial role as a chemical intermediate in several specialized industrial manufacturing pathways. Drawing on decades of technical experience and strict adherence to international quality and compliance benchmarks, we supply this intermediate for targeted applications where tight process integration and performance are critical for downstream product quality. 1. Pharmaceutical Active Ingredient SynthesisProduction processes within the pharmaceutical industry frequently incorporate 3-methylaminopropionitrile as a key building block in the synthesis of active molecules, particularly in the development of complex heterocyclic and substituted amine compounds. Regulatory agencies demand rigorous documentation and validation of ingredient sourcing, handling, and traceability at every stage, while the integration of this intermediate focuses on maintaining precise stoichiometric ratios to ensure yield, impurity profile, and bioactivity of the resulting APIs. Our plant supports clients’ compliance protocols with documentation on REACH and ICH Q7 GMP traceability. Industry compliance standards
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2. Agrochemical Active Intermediate ProductionMajor agrochemical manufacturers utilize 3-methylaminopropionitrile in the multi-step synthesis of several classes of crop protection actives, particularly phenylpyrrole and substituted amine herbicides. The purity requirements and impurity control of this precursor are critical, since its performance dictates the downstream yield and environmental profile of the technical product. Our facility maintains strict adherence to trace residue monitoring in accordance to pesticide-specific guidelines in target markets. Industry compliance standards
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3. Specialty Fine Chemical ManufacturingProducers of fine chemicals targeting electronics, polymer additives, and performance materials employ 3-methylaminopropionitrile as a chain modifier, nucleophilic agent, or precursor in the assembly of high-performance specialty compounds. The demands for batch consistency and narrow specification distributions remain paramount, since minor process variations impact electrical, optical, or mechanical performance of the end product. Our QA monitors impurity profiles channel-to-channel and issues full CoAs to support downstream compliance and material approval. Industry compliance standards
Typical usage ratio
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4. Industrial Corrosion Inhibitor SynthesisFormulators of industrial and oilfield corrosion inhibitors utilize 3-methylaminopropionitrile as a precursor for amino-nitrile-based chemistries that provide surface passivation in multiphase systems. Product quality influences both the efficiency in reaction with downstream alkylating agents and the final inhibitor’s stability under harsh temperature, pressure, and aggressive chemistries. Our process control ensures aminonitrile purity and documentation for risk assessments mandated by industrial safety regulations. Industry compliance standards
Typical usage ratio
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At our production site, we have learned over the years that crafting 3-Methylaminopropionitrile demands rigor. Each batch takes more than starting materials and controlled reactors; it takes oversight at every stage, real knowledge of the reaction’s nuances, and a team that knows what to expect and how to respond to the smallest sign of drift. Our operators can spot a subtle change in color or smell when the condensation step nears completion. The crystalline clarity and slight ammonia-like odor signal a product worth the effort. Consistent result in every drum has always meant more than just following a process. It comes from understanding each step, measuring twice, cutting trouble before it grows, and valuing open communication between shifts.
Getting this molecule right creates confidence for downstream users, be they in pharmaceuticals, fine chemicals, or specialty polymer work. We don’t treat 3-Methylaminopropionitrile as one of dozens of niche amines; we recognize it as a linchpin compound that can define the success of multi-step syntheses where reactivity and reliability matter most.
Our product presents as a clear, low-viscosity liquid at room temperature, with a boiling point that provides headroom for most common distillation setups. With the right ventilation and routine checks, loading and dispensing runs smoothly for operators. Our tanks and containment strategies have long adapted to its volatility and tendency to hydrolyze under wet conditions. We keep our storage cool and dry, minimizing degradation and loss.
In terms of purity, we measure each output with GC and titration. Product coming in at 99% is not a matter we outsource; our lab staff run every instrument in-house so we control analytical integrity. Water content and residual starting materials often create real-world headaches, so we remove those by fine-tuning our washes and fractionations. Over time, we have reduced trace cyanide, ammonium, or aldehyde impurities to negligible levels. That difference matters to formulators whose work depends on narrow windows of reactivity. We rarely hear about on-spec issues or processing surprises, since our QA team learns from every unusual finding and adapts protocols to avoid repeats.
Few intermediates blend the flexibility and cost effectiveness of this molecule. 3-Methylaminopropionitrile serves as a key building block for the synthesis of certain active pharmaceutical ingredients and custom intermediates. Its useful dual functionality – both a nitrile and a secondary amine group – opens several synthetic routes that otherwise require extra steps or costly starting materials. Customers in agrochemical R&D find that it simplifies the construction of selective-pesticide scaffolds where standard amines fall short. For dye and pigment producers, it can anchor molecular branches that otherwise need multiple protection and deprotection cycles.
The balance of nucleophilicity and stability becomes clear for chemists used to working with shorter-chain aminonitriles or more heavily substituted analogues. 3-Methylaminopropionitrile brings a Goldilocks balance: reactive enough at the amine for Michael additions or reductive alkylations, yet not so unstable as to demand constant refrigeration or inert-atmosphere handling. We’ve heard feedback from synthetic labs that alternative amines, such as dimethylaminopropionitrile, often give inferior conversions or increase downstream purification costs. Over decades, we've honed in on distillation set-ups with glass packing and slow ramp rates, which improve separation from structurally close byproducts, and deliver a cleaner product for customers who need fewer chromatographic headaches.
We hear most from chemists working on scale-ups or piloting a novel route. They’ll often want to cut down the number of isolation and work-up steps, asking us about solubility in different solvents, stability at mild acid or base, or interaction with certain coupling agents. We’ve run our own trials: dissolving 3-Methylaminopropionitrile in common polar protic and aprotic solvents, tracking reactivity in both batch and continuous flow rigs, and logging which combinations drive highest conversion to downstream targets.
Some end-users rely on the molecule’s readiness to undergo alkylation or condensation, producing tertiary amines, hydrazines, and select heterocycles. The nitrile group can act as a masked amine or acid, giving synthetic chemists options for post-reaction transformations. We routinely field inquiries from pharmaceutical contract manufacturers working through patent-protected routes, looking for a steady, uninterrupted supply chain – which is where running production in-house, rather than through outside tollers, gives us the ability to guarantee both schedule and compliance to documentation. That transparency has proven as valued as any technical fact sheet.
It’s not only large firms who benefit. Academic labs seeking milligram-to-gram quantities tap our technical specialists for questions around trace impurities, shipping standards, and SDS content. We know that the difference between a successful set of grant-funded syntheses and a month of false starts can lie in a single drum’s purity or a shipment not delayed by customs. We maintain direct lines with university purchasing to ensure speedy approvals and careful, compliant packaging down to the last cap seal.
The amines in this structural class show wide variety in how they perform – not just in the lab, but in real-world production and application settings. Compared with aminopropionitrile or its dimethyl and ethyl variants, 3-Methylaminopropionitrile brings a unique combination: a three-carbon spacer between the amine and nitrile, and a methyl group on the nitrogen. That subtle twist changes how the molecule approaches electrophilic partners. Where unsubstituted aminopropionitrile tends to give unwanted side reactions, our product shows greater selectivity. That stability carries through thermal cycles, distillation, and most non-aqueous phase workups.
We have tested it alongside N-methyl and N,N-dialkyl counterparts and noticed lower volatility losses during open transfers – a clear practical advantage, especially in standard plant settings without full closed-system transfer. Fewer side reactions also help keep reactor fouling and cleaning time down. These real-world factors add up to cost savings and greater output, not just marginal improvements on paper.
Beyond that, its lower reactivity toward self-condensation compared with primary amines means longer shelf life. Customers don’t find residue buildup or significant discoloration even after months in sealed storage, as long as they avoid moisture pickup. We've adopted high-integrity drums and lined tanks to ensure every order meets our own standards for long-term usability.
We have seen firsthand how regulations around nitrile compounds evolve across regions and industries. Regularly, we review risk assessment documents from the US EPA, Europe’s REACH, and several Asian regulatory bodies. By running our own panels for HAPs and VOCs, and maintaining in-house records of impurity profiles and batch genealogy, we stay ahead of changing standards. Our safety team works alongside production, not as an afterthought. We invest in robust containment, emissions controls, and regular atmospheric sampling, both for our operators and to meet our neighbors’ expectations.
Some regions place tight controls on import and downstream use, especially for molecules with reactivity similar to 3-Methylaminopropionitrile. We prepare dossiers with our latest toxicology, transport compatibility, and stability trials, proactively submitting them ahead of new product launches or legislative updates. Where customers export their finished goods containing our material, we can supply the necessary documentation chain to clear customs and pass final product clearance. While global differences in paperwork do slow some shipments, we pride ourselves on minimizing these delays by keeping our records up to date – an investment that returns smoother operations across the entire distribution chain.
Scaling a reaction from grams in an R&D flask to tons in an industrial reactor reveals dozens of pitfalls. Solvent choice, cooling load, phase separation – we’ve seen each bottleneck. Plant managers and chemists often ask our help when their first attempt works in the lab but runs into slowdowns or fouling at larger volume. For 3-Methylaminopropionitrile, common stumbling blocks include controlling exotherm during alkylations, inhibiting side oligomerization, or disposing spent solvent streams safely. We have worked through each, both in our own operations and in troubleshooting cases for our customers.
Careful metering of reactants and staged addition usually avoids runaway reactions. Where users want to push higher concentrations, we suggest incremental ramp-ups, using inline temperature and pressure logging to predict reaction plateaus. Our in-plant team has set up several custom batch loggers that triggered early-warning alarms on out-of-tolerance readings, saving both raw material and cleanup time. Over time, we’ve learned not to sacrifice safety for speed – a spill or uncontrolled reaction costs far more than the gains from bypassing a guardrail.
Waste handling is another recurring theme. The nitrile group can present issues for local treatment plants, depending on discharge limits and current permit status. We provide documented breakdown rates for typical hydrolysis and incineration pathways, and recommend onsite pre-treatment to minimize off-site impact. Many customers underestimated the accumulation of ammonium salts until stricter wastewater rules caught up. We now offer direct advice, based on our own pilot plant runs, so customers can solve issues before they become violations.
A manufacturing culture rooted in feedback, learning, and steady adaptation works best. Over years, we’ve collected reports from partners in nutraceuticals, pharmaceutical APIs, and even electronics coatings. They describe both successes and stumbling blocks; we pay just as much attention to both. One multi-national firm working with 3-Methylaminopropionitrile for a new anti-infective project found that their original purification step led to trace byproducts misbehaving during late-stage hydrogenation. Our technical group worked side-by-side through months of batch data, running split-supplier trials until the origin of the side product emerged. By altering the upstream feedstock sourcing and adjusting the distillation cut-off, the problem resolved at its root, not just on the surface.
Small differences in water, residue, or even CAPEX-invested filter media can determine product outcome and downstream customer satisfaction. We redesign our aging filtration trains every couple years, altering flow rates, cake thickness, and filter pore sizes based on real feedback, not just original design theory. Each change goes through review by operators and QC staff who see the results, verifying improvements at the bench, not just on paper.
Creating 3-Methylaminopropionitrile in a modern plant requires foresight far beyond what regulatory minimums define. We work under a strict code of health and environmental responsibility. All staff complete annual safety training, learning real response protocols for chemical exposure, leaks, fire, and containment. Our plant has fail-safe cutoff switches, reinforced secondary containment, and an interlocking alarm system that digitally logs every unexpected variance. These features don’t just protect production uptime; they protect the people running the lines and the communities living next door.
Energy use also factors in. Our distillation and recovery units draw less power than previous generations, using reflux optimization and heat integration across process stages to save megawatts every month. By feeding back energy from the hot condenser stage into pre-heating the feed, we shrink our carbon footprint. Raw material sourcing comes only from certified and audited suppliers to minimize the risk of inadvertent contamination or hazardous byproducts. Wastewater streams go through on-site treatment before ever reaching municipal mains, eliminating discharge risk and confirming compliance through independent lab audits each quarter.
Every operator, chemist, and logistics coordinator in our plant contributes to the quality and consistency of 3-Methylaminopropionitrile. We train new hires on the specifics of handling, measurement, and loading; hands-on skills transfer from experienced staff is a cornerstone of our approach. Records are maintained electronically, ensuring batches can be traced by date, shift, machinery, and raw material lot. We’ve thrown out the old habit of hiding mistakes – any incident or deviation is discussed in weekly review, building a habit of shared learning that reduces downstream problems. Customers can request traceable documentation for any batch, and we freely provide detailed COAs so that QC teams can confirm matching results on their end.
Open communication doesn’t stop at the factory gate. Major customers have direct technical contacts within our team, not just help-desk emails or call centers. When a question comes in – about reaction optimization, delivery scheduling, or regulatory alignment – we provide a timely, specific answer, drawing from field data and experience. Users building new routes or expanding capacity can schedule joint troubleshooting or run a pilot test with our technical staff, cutting weeks off development cycles.
We have produced, purified, and shipped 3-Methylaminopropionitrile through market upswings and disruptions, regulatory shifts, and evolving customer needs. Each time, reliability and safety made the difference between success and avoidable loss. As regulation tightens and process standards rise, the bar only climbs higher for those making specialty amines. We have learned that cutting corners – whether in documentation, QA, or operator training – costs far more in the long run than building up a strong internal culture.
For every user, from research bench to multi-ton API synthesis, product purity, data traceability, and dependable supply count for more than any brochure or marketing campaign. We continue to refine our 3-Methylaminopropionitrile, not just making a molecule, but delivering the backbone for some of tomorrow’s most important discoveries and products. Our focus on honest communication, continuous plant improvement, and responsible chemistry brings trusted partnership, not only material.