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Dimethylamine Solution

    • Product Name Dimethylamine Solution
    • Alias DMAQ30
    • Einecs 200-875-0
    • 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

    182280

    product_name Dimethylamine Solution
    chemical_formula C2H7N
    molecular_weight 45.08 g/mol
    appearance Colorless to pale yellow liquid
    odor Ammoniacal, fishy
    concentration Typically 40% aqueous solution
    boiling_point 7°C (pure dimethylamine), solution varies
    density 0.88 g/mL (approximate, 40% solution)
    solubility_in_water Miscible
    pH Strongly alkaline
    flammability Flammable
    storage_temperature Store at 2-8°C
    CAS_number 124-40-3
    UN_number UN 1032
    hazard_class Class 2.1 (flammable gas, for pure compound)

    As an accredited Dimethylamine Solution factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Dimethylamine Solution, 500 mL in a tightly sealed amber glass bottle with hazard labels, leak-proof cap, and safety information displayed.
    Shipping Dimethylamine Solution is shipped in tightly sealed, corrosion-resistant containers such as steel drums or high-density polyethylene (HDPE) tanks. It is labeled as a hazardous material (flammable and toxic), requiring compliance with DOT, IATA, and IMDG regulations. Proper ventilation and temperature control are ensured during transport to prevent leaks and pressure buildup.
    Storage Dimethylamine solution should be stored in a cool, dry, well-ventilated area, away from sources of ignition, heat, and incompatible materials such as acids and oxidizers. Keep containers tightly closed and properly labeled. Use non-sparking tools and explosion-proof equipment. Store in corrosion-resistant containers. Protect from direct sunlight and moisture, and ensure proper grounding and bonding to prevent static discharge.
    Application of Dimethylamine Solution

    Applications of Dimethylamine Solution in Industrial Manufacturing

    Dimethylamine solution plays an integral role across several specialized industrial sectors. As the manufacturer, we provide material tailored for downstream producers who depend on consistently high purity and regulated performance for their end-use processes. Below, we outline authoritative industrial applications, detailing formulation, compliance, and processing pathways specific to each segment.

    1. Pharmaceuticals: Synthesis of Active Pharmaceutical Ingredients (APIs)

    Dimethylamine solution serves as a fundamental alkylating agent for manufacturing a range of pharmaceutical active ingredients, especially antihistamines and local anesthetics. API manufacturers demand tight control on residue levels and trace impurities at all stages, utilizing our material where secondary amine groups are required for core molecule assembly. Precise pH and temperature monitoring govern reaction yields during amide formation and intermediate conversions. The solution’s ammonia content and water ratio must align with pharmacopeial monographs for reliable repeatability batch-to-batch. Downstream, the isolated API undergoes further refining and crystallization before tableting or encapsulation.

    Industry compliance standards

    • USP-NF Monographs
    • European Pharmacopoeia (Ph. Eur.) regulations
    • ICH Q3C Residual Solvents guidelines
    • Good Manufacturing Practice (GMP, ICH Q7)

    Typical usage ratio

    • 0.6–1.3 equivalents relative to substrate, adjusted based on API synthesis route and crude purity requirements

    Downstream process integration

    • Introduced at nucleophilic substitution or amide bond-forming stage; neutralizes acid scavengers and enables salt formation
    • Residue removed via aqueous work-up and distillation

    Final product types

    • Antihistamines (e.g., diphenhydramine)
    • Anesthetics (e.g., lidocaine intermediates)
    • Antibiotic precursors
    • Analgesic bases

    2. Agrochemical Intermediates: Herbicide and Pesticide Formulation

    Herbicide manufacturers use dimethylamine solution to produce widely applied formulations like dimethylamine salts of 2,4-D and MCPA. The aqueous amine reacts with carboxylic acid-based herbicide actives, providing improved plant uptake in field applications and reducing volatility compared to ester forms. During batch blending, strict process controls ensure stoichiometric conversion and limit excess amine. Final product dilution and buffering follow to meet regulatory thresholds and optimize field application profiles.

    Industry compliance standards

    • FAO/WHO Pesticide Specifications
    • European Union Regulation (EC) No 1107/2009 on Plant Protection Products
    • US EPA 40 CFR Part 180: Tolerances and Exemptions for Pesticide Chemicals
    • ISO 9001-certified production processes

    Typical usage ratio

    • 1.0–1.1 moles per mole of acid active, depending on neutralization completeness and downstream formulation dilution

    Downstream process integration

    • Reacted with technical grade acid herbicide to form dimethylamine salt during neutralization
    • Final solution standardized with surfactants and water to commercial concentration

    Final product types

    • 2,4-D dimethylamine salt herbicides
    • MCPA dimethylamine salt herbicides
    • Auxin-type weed control liquids
    • Pesticide tank mix concentrates

    3. Water Treatment Chemicals: PolyDADMAC and Flocculant Synthesis

    Producers of water treatment agents incorporate dimethylamine solution as a building block for cationic polymers such as PolyDADMAC, essential in municipal and industrial water purification. Accurate amine ratio regulation during quaternization reactions governs polymer chain length and charge density, directly affecting downstream coagulation performance. Feedstock purity and calibrated feeding rates into the polymerization reactor support final product quality, with process QC confirming absence of volatile amines in the finished polymer batch.

    Industry compliance standards

    • NSF/ANSI Standard 60: Drinking Water Treatment Chemicals
    • Regulation (EU) No 528/2012 Biocidal Products Regulation
    • EN ISO 9001 for process controls
    • REACH registered materials for EU market

    Typical usage ratio

    • 10–18% by weight in aqueous monomer charge, tuned for desired charge density in final polymer

    Downstream process integration

    • Batch-fed along with diallyldimethylammonium chloride during aqueous polymerization
    • Follows to in-process neutralization and vacuum stripping

    Final product types

    • PolyDADMAC coagulants
    • Cationic flocculants for water clarification
    • Sludge dewatering additives
    • Boiler water antiscalants

    4. Rubber Chemicals: Accelerators and Vulcanization Agents

    In rubber processing, compounders select dimethylamine-containing accelerators to achieve fast curing times and improved tensile strength in synthetic and natural rubber formulations. The amine reacts in situ with carbon disulfide and other agents to form dithiocarbamate and sulfenamide accelerators. Batch release relies on stringent trace impurity control to prevent odor and discoloration in molded goods. The solution is typically blended directly into the latex or dry rubber compounding step, normalized for sulfur and filler content based on end-use requirements.

    Industry compliance standards

    • ISO 9001:2015 Quality Management for chemical blending
    • US FDA 21 CFR 177.2600 for elastomeric articles intended for food contact (if applicable)
    • EU REACH Annex XVII restrictions for aromatic amine derivatives
    • ISO 1629 for rubber identification

    Typical usage ratio

    • 2.0-5.5% by weight of total rubber formulation, adapted for vulcanization system and application (e.g., tire, hose, footwear)

    Downstream process integration

    • Mixed into accelerator precursor batch or directly to the rubber compounding step
    • Heated to promote in situ formation of active accelerator species

    Final product types

    • Rubber accelerators (e.g., zinc dimethyldithiocarbamate)
    • Automotive tire compounds
    • Industrial rubber hoses and belts
    • Latex examination gloves

    5. Solvent and Gas Treatment: Acid Gas Scrubbing Agents

    Manufacturers of gas treatment solutions rely on dimethylamine as a precursor for creating tailored scrubbing agents. Mixed with methanol or formulated into amine blends, it selectively absorbs H₂S and CO₂ from refinery process streams and natural gas. Feed concentration is specified to prevent amine carryover and corrosion. Amine solution’s blending and pH stability are critical during the preparation of secondary and tertiary amine configurations for optimized throughput and plant safety in downstream scrubbing towers.

    Industry compliance standards

    • API 941 for materials in amine units
    • ANSI/ISA-60079 hazardous area standards (for plant operation)
    • US EPA Clean Air Act standards for refinery operations
    • ISO 9001 for chemical processing traceability

    Typical usage ratio

    • 10–30% by weight in proprietary solvent blends; formulation changes with gas throughput and contaminant levels

    Downstream process integration

    • Charged directly into absorption column solvent matrix or used as intermediate for advanced amine synthesis
    • Monitored and recycled through reboiler and regenerator circuits

    Final product types

    • Acid gas removal amine solvents (e.g., DMAE-based blends)
    • Tailored gas purification fluids
    • Natural gas treatment additives
    • Refinery process aids

    6. Textile Industry: Dye Intermediate Synthesis

    Chemical plants supplying the textile sector utilize dimethylamine solution for manufacturing dye intermediates such as nitrosodimethylaniline and azo dye coupling compounds. Exact feed and reaction conditions determine final chromophore purity and solubility. Color house integrators require controlled release and absence of tertiary amine byproducts to ensure consistent dye uptake on fibers and yarns. The solution typically enters the diazotization, methylation, or coupling step under microprocessor-controlled batch conditions to guarantee reproducibility.

    Industry compliance standards

    • OEKO-TEX Standard 100 for textile chemical safety
    • ZDHC Manufacturing Restricted Substances List (MRSL)
    • REACH Annex XVII for aromatic amines in dyes
    • ISO 9001 quality assurance for input chemicals

    Typical usage ratio

    • 5–15% by weight in intermediate synthesis, fine-tuned by required shade depth and substrate reactivity

    Downstream process integration

    • Added to dye intermediate reactor, enters coupling reaction for final chromophore assembly
    • Post-reaction purification removes unreacted amine and byproducts

    Final product types

    • Azo dye intermediates
    • Disperse dye components
    • Solvent dyes for polyester
    • Cationic dyes for acrylic fibers

    7. Surfactant Production: Alkyl Dimethylamine Derivatives

    Specialty surfactant manufacturers incorporate dimethylamine in the synthesis of tertiary amine surfactants and quaternary ammonium compounds. The amine undergoes alkylation with long-chain halides, allowing control over surfactant hydrophilic-lipophilic balance (HLB) for cleaning, antistatic, or emulsifying agent manufacture. Detailed tracking of moisture and non-amine impurity levels supports high-efficiency reactions and yield predictability. This component enters alkylation or quaternization steps within purpose-built reactors linked to end-use performance metrics.

    Industry compliance standards

    • OECD Test Guidelines for surfactant properties
    • REACH Substance Information for surface active agents
    • US EPA TSCA Inventory for raw material approval
    • ISO 14001 for environmental management in surfactant plants

    Typical usage ratio

    • 1.0 mole per mole of alkyl halide; minor ratio changes reflect surfactant type and degree of quaternization required

    Downstream process integration

    • Feeds into high-shear alkylation or quaternization reactor under nitrogen sweep
    • Downstream filtration, purification, and pH adjustment finalize product

    Final product types

    • Antistatic agents for plastics and fibers
    • Emulsifiers for agriculture and coatings
    • Textile softeners
    • Personal care conditioning agents (when supported by purity grade)
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    Certification & Compliance
    More Introduction

    Dimethylamine Solution: Essential Chemistry from the Production Floor

    What Dimethylamine Solution Brings to the Table

    From our vantage point on the shop floor, Dimethylamine Solution is one of those industrial products that proves its worth across dozens of applications. Chemists and engineers often reach for this solution because it packs efficiency and reliability into each drum. We prepare our standard model with a 40% water content, keeping the right balance between manageable volatility and workable concentration. Many industries depend on this consistency, especially when fine-tuning complex chemical processes.

    Over the years, we’ve shipped Dimethylamine Solution to large and small manufacturers alike, primarily for use in pharmaceuticals, agrochemicals, water treatment, and rubber chemicals. The handling and storage require careful attention due to its volatility and odor, but this remains manageable with tried-and-true safety practices.

    Manufacturing Approach and Process Control

    We have invested in reactor design and rigorous distillation to guarantee batch-after-batch purity. Each production run starts with methylamine and methanol derivatized by controlled amination—no shortcuts, as contamination can cripple downstream yields and quality. Automated sensors track temperature and pressure at each stage in real time, allowing us to spot deviations before they grow into costly headaches.

    Our operators don't just rely on specs from a sheet; they keep close watch at all times, monitoring color, transparency, and odor—attributes that quantitative assays alone never capture fully. This hands-on awareness lets us catch subtle shifts from humidity, ambient temperature, or even minor procedural variation, helping us stay ahead of small issues before they affect the final product.

    Where Dimethylamine Solution Stands Out

    Anyone working in large volumes knows that not all amines behave the same way in an industrial plant. Dimethylamine Solution stands apart due to its volatility and easy reaction profile. Its vapor pressure at room temperature requires sealed systems and dedicated ventilation, but that same property means it reacts cleanly, reaching full conversion in many processes without excess byproducts.

    In contrast, monomethylamine or trimethylamine often demand more energy or produce more off-odors. Dimethylamine slides through batch and continuous reactors with only minimal tweaking. Our partners in the water treatment sector say that it integrates quickly into flocculants, especially when compared with nitrogen-containing organics of higher molecular weight, which may lag in dissolution or bring in residue.

    We see similar feedback in the pesticide field. Dimethylamine-based formulations cut down rework and slowdowns; faster reaction rates lead to higher productivity on the same line. Over the years, we've heard from multiple teams that switching away from ammonium-based solutions to Dimethylamine reduces downtime and cleaning costs, due to lower fouling and easier system blow-downs.

    Specifications That Matter on the Ground

    By keeping the aqueous percentage at 40% and chlorides below 0.1%, we stay well within the needs of most synthetic reactions, and honestly, going higher on purity only adds cost without real benefit for the majority of our buyers. Engineers in resin or rubber chemical manufacturing often emphasize the crucial role dimethylamine concentration plays in batch reproducibility; dilution errors can throw off entire product lines.

    Our quality control isn’t just instrument-based. After sampling, technicians run compatibility checks with standard reactants. This direct-use validation is something we’ve fine-tuned as a manufacturer, not just a supplier. What works for a lab sample doesn’t always scale up cleanly, so we only release product lots that perform consistently across runs.

    Storage requirements call for corrosion-resistant tanks with nitrogen blanketing. Dimethylamine attacks copper alloys—it’s not just a theoretical risk. Our customers routinely consult us for materials guidance, and we recommend stainless or coated steel for valves and transfer lines. This hands-on knowhow emerges only after years moving thousands of tons per year and seeing where mistakes hit hardest in real industrial settings.

    Why Consistency Beats Benchmarking

    It’s tempting for clients to compare Dimethylamine Solution by certificate alone. But as frequent users know, apparent equivalence rarely tells the whole story. Reliable supply comes from steady plant operations, diligent batch tracking, and staff who recognize drifts by smell or sight before a sensor alarm rings. Stopping off-spec product from hitting the drum is a point of pride for chemical factory crews.

    We focus on consistent deliveries, so customers don’t face sudden line shutdowns or need to keep excessive reserve stock. To us, it’s about being predictable—our plant’s experience with sourcing, logistics, and rail car handling means no last-minute delays, no unexplained shortages.

    Safety and Environmental Realities

    Every plant professional is aware that handling amines is a job for well-trained hands. Dimethylamine Solution needs chemical goggles, gloves, and splash shields—none of this feels like a burden, just the cost of quality work. Ventilation remains the universal priority. Even with our lowest-emission production lines, we never skip on redundancy for local exhaust and continuous air quality checks.

    Wastewater containing Dimethylamine flows through our own on-site neutralization, using acidic sink and scrubbing columns. We routinely audit our downstream to confirm environmental compliance and stay ahead of regulatory change. We encourage users to close their own loops tightly—runoff or air fugitive emissions are avoidable with reasonable engineering control, often using best-practice scrubber design borrowed straight from decades of plant experience in Europe and Asia. Our process engineers are open with visiting clients about what works and what causes preventable incidents—there’s value in transparency.

    Dimethylamine Solution Applications: Practical Lessons

    Pharmaceutical synthesis eats up a large share of our output, especially for intermediates like dimethylformamide, the go-to solvent for peptide coupling and active ingredient synthesis. Here, chemists are uncompromising—trace impurities lead to regulatory headaches down the line. In liquid chromatography, we’ve seen that our customers’ yields go up when they switch to a stable source. Replacing generic supply with batch-tested Dimethylamine Solution made the difference for one multi-site manufacturer with global Class III drug approvals.

    Pesticide and herbicide production runs more smoothly using a reliable dimethylamine stream, especially in quaternary ammonium cation workups. Small changes in the pH swing can throw off these reactions when using off-spec or out-of-date solution, making the finished product less potent or more difficult to purify.

    In resins, especially for paper treatment and specialty coatings, correct dimethylamine quality allows predictable crosslinking and hardening. Batch-to-batch deviation adds time and cost—our production partners value the fact that they rarely need to tweak process control when they rely on us as the producer. We've seen firsthand that higher consistency makes logistic planning easier, reduces unscheduled maintenance, and helps keep workforce morale high.

    Our water treatment customers—municipal and industrial alike—prefer Dimethylamine Solution for precipitation and as an auxiliary in nitrogen removal. Its low toxicity and moderate volatility rate compare favorably to higher amine products that tend to linger in closed environments. Many of these operators conduct field tests to verify results before scaling up, and we often provide on-site support, sharing best practices to avoid system blockages or emissions.

    In rubber chemical manufacturing, dimethylamine reacts smoothly with carbon disulfide and sodium hydroxide to produce ingredients like thiuram and dithiocarbamate accelerators. It’s a mainstay here, and not just because of tradition—reliable reactivity and low side reaction tendency make troubleshooting rare. Many of the plant managers we partner with report shortened batch cycle times, without increased maintenance on their processing lines.

    Getting the Most from Dimethylamine Solution

    Manufacturing chemistry is rarely static. Over the past decades, increased scrutiny on VOCs, storage safety, and product traceability has shaped the way Dimethylamine Solution fits into major production lines. We have incorporated digital batch records, cloud-based certificate sharing, and real-time tracking of drum shipments for customer assurance. Our staff performs hands-on verification with each outgoing lot, so discrepancies from storage or transport get caught before a client ever opens a drum.

    For customers managing hazardous chemical storerooms, we recommend careful vent management and dual-sealed drum lids to reduce off-gassing. We also supply safety literature that comes directly from our own best practices—methods that survived third-party audits and have been stress-tested by hundreds of shift changes. Over the years, our team learned that what looks safe on paper can break down during plant turnarounds or containment incidents unless repeated training and maintenance back up good intentions.

    Another lesson from the field is the importance of supplier transparency on upstream sources—knowing the origin of each feedstock batch eliminates surprises down the road. We document raw materials closely and keep clear lines of communication with all producers of our upstream chemicals. When a customer needs to pass a regulatory inspection, our production logs and chain-of-custody records help smooth the process.

    Comparison to Other Amines: What Matters Most to Users

    We talk regularly with operators who have tried swapping between single-methyl, dimethyl, and trimethyl amine products. They often cite differences in volatility and solvent compatibility. Dimethylamine Solution remains the preferred middle ground: less aggressive than methylamine, but less prone to atmospheric pollution or volatility spikes than trimethylamine.

    Unlike higher amines, dimethylamine rarely causes off-odors in product blends and is less likely to disrupt pH balance in downstream processes. We recommend it over alternatives where end-user formulations require tighter odor and emission control, especially for products aimed at sensitive consumer or pharmaceutical markets.

    For chemical plant engineers, easy integration is key. Dimethylamine Solution blends readily with water and polar organics, and users see rapid phase transfer, meaning less mixing time and lower energy inputs. In paint or adhesive manufacturing, we hear repeated feedback that trimethylamine alternatives can suffer from volatility lag or residue buildup, increasing reject rates, while our product delivers clean solubility without residue or haze.

    In agricultural chemistry, switching from ammonium-based derivatization to dimethylamine leads to better storage stability and higher actives in the finished product. Our ongoing collaboration with pesticide producers focuses on reducing post-manufacturing losses—Dimethylamine Solution consistently delivers on this front, as confirmed by retention and shelf-life studies run by our partners.

    Supporting Quality over Quantity

    Over decades as a manufacturer, we have seen the value of sourcing raw materials from long-standing partners and investing in operator training. Dimethylamine Solution represents more than the sum of its technical specifications—its true value comes from a reliable team behind each drum, prepared for questions or unexpected changes at the plant level.

    We take pride in delivering a product shaped by daily experience. Our customers’ feedback guides production tweaks and shipping improvements. When process reliability matters more than a one-off discount, users turn to veteran producers who understand the working realities of industry. Chemical manufacturing always throws in a few surprises; having a solution you know inside and out means those surprises remain few and manageable.

    Looking Forward: Meeting Regulatory and Industry Evolution

    We continually monitor updates from environmental, safety, and regulatory bodies. As emission standards evolve, our production scrubbing and abatement upgrades keep pace. We share updates with users to ensure no compliance gap catches them off guard. Our recent investments in digital reporting means customers get exactly the traceability and compliance documentation required, with time-stamped batch files and audit-ready data delivered on demand.

    Improvements echo across the supply chain. More efficient tank cleaning, faster turnover, and tighter QC all stem from direct experience. We work with logistics partners for regular driver safety refreshers and cargo compatibility checks, reducing incident risk during transit. It’s a small detail, but it pays off in reduced insurance claims and improved delivery reliability for everyone involved.

    Ultimately, the drive to refine and improve Dimethylamine Solution reflects decades of collective learning on the production floor and from customer plants. The product remains a reliable choice for those who value tested chemistry and trusted know-how, backed by a manufacturer committed to safety, quality, and real-world solutions.