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N-Methyltrimethylacetamide

    • Product Name N-Methyltrimethylacetamide
    • Alias N,N-Dimethylacetamide
    • Einecs 239-556-6
    • 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
    VTB
    Specifications

    HS Code

    397803

    Chemical Name N-Methyltrimethylacetamide
    Molecular Formula C6H15NO
    Molar Mass 117.19 g/mol
    Cas Number 5650-40-0
    Appearance Colorless liquid
    Boiling Point 186-188 °C
    Density 0.872 g/cm3
    Flash Point 73 °C
    Solubility In Water Miscible
    Refractive Index 1.427

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

    Packing & Storage
    Packing 250 mL amber glass bottle with secure screw cap, labeled with “N-Methyltrimethylacetamide,” safety symbols, and lot number.
    Shipping N-Methyltrimethylacetamide should be shipped in tightly sealed containers, protected from moisture and incompatible substances. It is typically transported at ambient temperature but away from heat sources. Ensure compliant labeling and documentation according to local and international regulations. Handle with care, using appropriate chemical safety procedures and personal protective equipment during transit.
    Storage N-Methyltrimethylacetamide should be stored in a cool, dry, well-ventilated area, away from sources of heat, ignition, and incompatible substances such as strong oxidizers and acids. Keep the container tightly closed when not in use. Store in a chemically resistant, clearly labeled container. Protect from moisture and direct sunlight, and follow all relevant local, state, and federal storage regulations.
    Application of N-Methyltrimethylacetamide

    Applications of N-Methyltrimethylacetamide in Industrial Manufacturing

    N-Methyltrimethylacetamide supports advanced synthesis and specialized process control in multiple high-value chemical manufacturing sectors. As a producer, we supply this amide to industrial clients requiring stringent quality and reliable integration into their continuous or batch operations.

    1. API Intermediate Production in Pharmaceutical Manufacturing

    Pharmaceutical plants employ N-Methyltrimethylacetamide as a polar aprotic solvent during the acylation, alkylation, and condensation phases of small molecule synthesis, serving as a medium for the formation of complex heterocycles and facilitating selective reactions. Manufacturers select this solvent for its stability under strong acid/base environments and efficiency in organometallic coupling, notably in the preparation of cephalosporin and macrolide antibiotic intermediates. Close process control ensures low residual solvent according to pharmacopeial demands.

    Industry compliance standards

    • ICH Q7 GMP guidelines for APIs
    • USP <467> Residual Solvents
    • EU EudraLex Volume 4 (Part II: GMP for APIs)
    • FDA 21 CFR Part 211

    Typical usage ratio

    • Solvent loadings range from 10% to 50% of total process mass, adjusted based on substrate solubility and targeted reaction rate

    Downstream process integration

    • Charged to jacketed reactors at substrate charging or catalyst addition; recovered by vacuum distillation after crystallization; regulated for low ppm residual in API isolation steps

    Final product types

    • Cephalosporin and penem intermediates
    • Macrolide antibiotic building blocks
    • Fluorinated pharmaceutical intermediates
    • Specialty small molecule APIs

    2. Advanced Polymer Resin Synthesis

    Downstream polymer producers utilize N-Methyltrimethylacetamide for dissolving monomers and controlling the polymerization kinetics in specialty polyimide, polyamide-imide, and high glass transition temperature (Tg) thermoplastics. Its high polarity assists in generating uniform film casting solutions and fiber spinning dopes for high-performance engineering resins. Process engineers optimize viscosity and molecular weight distribution by managing the amide’s concentration and solvent exchange profiles.

    Industry compliance standards

    • ISO 9001:2015 for quality management
    • ISO 14001:2015 for environmental control in manufacturing
    • Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH)

    Typical usage ratio

    • 15%–40% of resin solid weight in polyimide dope or casting mix; varies per polymer backbone and end-use viscosity specification

    Downstream process integration

    • Feeds into batch polymerization vessels as a primary solvent; maintained during chain growth and imidization; recovered via evaporation or solvent exchange during film or fiber formation

    Final product types

    • Polyimide films for electronics
    • Polyamide-imide molded parts
    • High-temperature-resistant fibers
    • Precision engineered thermoplastic resins

    3. Lithium-Ion Battery Electrolyte Additive

    Battery material manufacturers incorporate N-Methyltrimethylacetamide into non-aqueous electrolyte formulations for lithium-ion cells requiring advanced wetting, solvation power, and electrochemical stability. It enhances conductivity at the electrode interface and supports high-voltage cycling, particularly in NMC and LFP cell designs. Rigorous quality control assures batch consistency and compliance with moisture and contaminant specifications critical for battery performance and safety.

    Industry compliance standards

    • IEC 62660-2: Safety testing for lithium-ion cells
    • China GB/T 31484—Traction battery quality management
    • RoHS directive (for heavy metal absence)
    • UN Manual of Tests and Criteria Part III, 38.3 (Transport safety)

    Typical usage ratio

    • 2%–10% by weight in mixed-solvent base electrolyte, adjusted for cell chemistry and temperature profile

    Downstream process integration

    • Blended with carbonate or ether base solvents during electrolyte preparation; dosed before filling into pre-assembled battery cells; controlled water content below 20 ppm in bulk

    Final product types

    • High-rate lithium-ion pouch cells
    • LFP prismatic batteries
    • High-voltage NMC cylindrical cells
    • Power tool battery packs

    4. Catalytic Process Solvent for Fine Chemical Synthesis

    Producers of agrochemical active compounds employ N-Methyltrimethylacetamide as a stable solvent for transition metal-catalyzed processes including palladium-catalyzed couplings, amidations, and esterifications. It enables high conversion yields and selectivity under elevated temperatures. Strict unit operation management ensures minimal carryover and solvent effectiveness throughout multi-step syntheses, with validated cleaning and recycling procedures.

    Industry compliance standards

    • FAO/WHO Technical Guidelines for pesticide active ingredient manufacture
    • ISO 9001:2015 for batch traceability
    • EPA Title 40 CFR – Industrial process regulations

    Typical usage ratio

    • 10%–30% of total charge, dependent on solubilization of catalyst and organic substrate; adjusted based on heat transfer and reaction time targets

    Downstream process integration

    • Added at catalyst or substrate introduction in glass-lined or stainless reactors; remains through heating and reaction; decanted or stripped prior to extraction/purification

    Final product types

    • Pyridine-based herbicide intermediates
    • Triazole fungicide precursors
    • Custom fine chemistry for export formulation
    • Biocide actives

    5. Solvent System for Electronics Specialty Coatings

    Manufacturers of electronic encapsulant, conformal coating, and photoresist formulations adopt N-Methyltrimethylacetamide for solubilizing resin bases and functional additives. Its low viscosity and high solubilizing capacity enable the preparation of defect-free, particle-free coating solutions. Stringent electronic material quality checks specify controlled amide purity, stabilized color, and ultra-low metal ion content, supporting yield improvement in semiconductor and display assembly lines.

    Industry compliance standards

    • IPC-CC-830: Qualification and performance of electrical insulating compounds
    • JEDEC JESD 625: Materials handling in electronics manufacturing
    • ISO 9001:2015 for electronics chemical production

    Typical usage ratio

    • 5%–25% of total formulation mass, dependent on resin type and final film thickness requirements

    Downstream process integration

    • Mixed with resins and additives in controlled-humidity mixers; filtered before application by spin-coating, dip-coating, or spray in cleanroom environments

    Final product types

    • Conformal coatings for printed circuit boards
    • Photoresist coating solutions
    • Encapsulant resins for LED modules
    • Anti-corrosive coatings for sensor modules
    Free Quote

    Competitive N-Methyltrimethylacetamide prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    N-Methyltrimethylacetamide: Carefully Manufactured, Reliably Supported

    From Raw Material to Trusted Intermediate

    N-Methyltrimethylacetamide (NMTA) represents a compound our production team knows inside and out. Our company controls its entire lifecycle, from raw material selection to purification, and for years, we have refined every step to align with the evolving needs of fine chemical manufacturing. As a specialized amide, NMTA supports advanced synthesis in multiple sectors, from pharmaceuticals to electronics. Production here doesn’t chase fleeting batches; we focus on long-run purity, lot-to-lot consistency, and supporting partners who depend on unbroken performance trends.

    Our lab monitors each step: early-stage distillation runs, chlorination reactions, and even filter changes. Quality starts with the basic feedstocks, where we require traceability and certificates for each drum that enters the plant. A material like NMTA, with its precise role in delicate reaction sequences, depends completely on those decisions. Only solid process discipline at the plant floor, constant analytical feedback, and a refusal to cut corners keep the impurity levels and water content where engineers and chemists expect them.

    Looking at the technical side, NMTA carries a molecular formula of C6H13NO, and our routine output achieves better than 99.5% purity, which we confirm using gas chromatography and NMR. Physical details—clear, colorless liquid, faint odor—are basic markers, but the deeper test comes from how it performs in a customer's process. Years of hands-on support, troubleshooting, and close feedback channels create small but critically important improvements to our process and, in turn, to our partners’ manufacturing reliability.

    Why N-Methyltrimethylacetamide Over Other Amides?

    Choosing NMTA over more common amides like N,N-Dimethylacetamide (DMAc) or N-Methylpyrrolidone (NMP) often comes down to subtle differences that only surface within specific processes. NMTA’s N-methyl branching protects against hydrolysis better, especially under the harsh thermal or acidic conditions that pharmaceutical and specialty polymer synthesis might throw at it. This resilience stands in contrast to less sterically hindered amides, which start to break down and throw off catalytic cycles or deactivate sensitive intermediates.

    Solubility and volatility add more reasons for selection. NMTA dissolves a range of both polar and lightly nonpolar substrates, without introducing overly high solvent power that can lead to side product formation. Its boiling point—higher than many analogues—reduces solvent loss in high-temperature step reactions, keeping headspace losses and emissions under control. That difference matters for companies designing closed-loop or recycling processes, meeting regulations for fugitive emissions, or managing solvent recovery in-house.

    From my years in formulation labs and plant support, the distinctions lie in the small operational headaches that NMTA minimizes. Lower volatility means less makeup solvent, fewer odor complaints near the tank farm, and steadier reaction performance across long shifts. Chemists appreciate the lower background contamination; process engineers value reduced rework and downtime from unpredictable solvent changes.

    Where NMTA Fits in the Real World

    Our team supports NMTA across an unusually broad set of purposes. In peptide coupling reactions, organizations use it to mediate amidation steps, especially with amino acids at risk of racemization. It acts as both a solvent and a mild base with low nucleophilicity, letting more valuable reagents do their job without introducing side reactions. Many synthesis routes that previously required constant purification or suffered sporadic color bodies have stabilized after a switch to our tighter-spec NMTA grades.

    For photoresist manufacturing and other electronics sectors, NMTA meets the dual demands of high purity and low ionic contamination. We have invested heavily in refining operations and further analytics to push sodium, potassium, and iron concentrations down far below what generalized chemical suppliers offer. This control means circuit patterning stays precise, avoiding signal drift and pattern loss in end-use applications.

    Pharmaceutical scale-up, especially in regulated markets, demands exhaustive documentation and proven process control. We maintain comprehensive, real-time batch records and supply customers with certificates of analysis, impurity trend charts, and, where possible, cross-lot performance benchmarking. The collaboration with customers never ends at the handshake; it extends to routine process debriefs, rapid response to quality queries, and deep involvement during process troubleshooting or audits.

    In industrial catalyst manufacture and polymer intermediate steps, NMTA sometimes displaces more aggressive counterparts in favor of a balance between solvating ability and chemical stability. Customer trials have shown that switching to NMTA led to longer catalyst life and tighter molecular weight distribution in polymerization experiments. This isn’t just luck or marketing talk but a result of compositional choices we control, from feedstock down to the order of reagent additions.

    What Our Experience Teaches About Market Needs

    Every year, we see new entrants in the intermediate and solvent space, but the market has taught us that reliability trumps flash. Even small switches—adjustments to water content, minor impurities, or metal ion content—produce noticeable outcomes across whole product lines. We have responded with a production approach that gives us time to fix problems at the source, instead of simply filtering or blending away out-of-spec product.

    We’ve learned the hard way that an intermediate like NMTA isn’t just about a minimum purity number. For some reactions, trace amines or even halide residues become the constraint, not the main spec of the amide itself. Our team regularly works with pharmaceutical developers and electronics engineers to identify secondary contaminants and adjust purification steps to suit real project needs. Bespoke solutions demand willingness to change production timing or route, not just hand over a generic certificate.

    Transportation and storage also play hidden roles in maintaining NMTA’s value. Moisture pickup, even from a half-sealed drum or a humid warehouse, can drastically shift assay and introduce phase issues in formulation. To address these realities, our filling operations run under nitrogen, our tank storage employs moisture scrubbing, and we ship in high-integrity containers designed to survive shipping in highly variable climates.

    Return feedback cycles matter. Every customer batch that comes back with a concern gets investigated not by rote paperwork but by experienced production chemists and logistics supervisors. Query patterns inform plant modifications. For example, switching to new condenser alloys after a single report of trace metals in a specialty grade. This lived feedback continually shapes our plant’s best practices, driving process improvements and manual refinements down to the daily maintenance schedule.

    NMTA Production, Handled as a Responsibility

    We have seen NMTA emerge over the years as a backbone intermediate, not only for its primary utility but also because of the knowledge built up in handling and supplying it safely. Our operators wear technical and safety mandates seriously. Every step, from methylation reaction to solvent recovery and drum filling, comes under monitoring—both automated and human-checked—because an undetected deviation can drag down a partner’s whole campaign. This link between plant floor diligence and lab analysis forms the foundation for every kilogram we release.

    In manufacturing, no equipment can fully substitute for trained eyes. Our team’s daily walkarounds often catch brewing issues long before automated alarms go off. Tiny leaks, color shifts, or a subtle temperature rise in the reactor jacket can serve as early warning for potential runaway reactions or small contamination events that, if left unchecked, would impact both specs and downstream customer trust.

    We maintain close connections with the teams in purchasing, logistics, compliance, and, most importantly, end-use process engineers. This connectivity has led to procedural changes, such as prioritizing lot segregation or introducing adaptive tank cleaning regimes. These changes stem not from regulatory compulsion but direct customer outcomes. Our success depends on long-term, risk-mitigated supply; one trace contamination event or batch recall carries costs that far outweigh the savings from batch shortcuts.

    Priorities for Safety and Regulation

    NMTA manufacturing shares challenges with other amides, especially under tightening safety regimes and continuously evolving chemical lists. Our regional compliance team tracks and adapts immediately to changing registrations and transport rules, and our on-site teams handle all chemicals with care for employee and community health. Familiarity with NMTA’s low acute toxicity and vapor pressure helps, but safety remains a constant conversation.

    For high-volume customers, we welcome site visits, process audits, and documentation reviews. All routine measurements—residual solvents, trace metals, water determination, even rare genotoxin screens—are maintained in open access, at the ready for review. This level of transparency, achieved through modern LIMS tools and a culture of openness, advances collaborative assurance rather than negotiated compliance.

    Waste handling for amides touches environmental obligations across more geographies every year. We operate closed-loop solvent recovery units, and all wash streams go through specialized purification before disposal. Our environmental engineers and maintenance staff own these steps, and process modifications focus as much on waste minimization as product yield. Over the past decade, process improvements have allowed us to reduce generated waste streams while keeping product specifications tight.

    A Focus on Application Support, Not Just Sales

    We see projects through, from feasibility testing to commercial operation. During process scaling, many partners run into unexpected behavior; side product creep, color drift, or delayed reaction onset sometimes get traced back to slight solvent variation that only presents at scale. Our technical team steps in, looks at plant and lab data in tandem, and, if needed, dispatches samples from alternative purification runs or substitutes that anticipate the unique pressure of commercial reactors or industrial mixers.

    If a customer requires tailored delivery sizes—drums, totes, or bulk—the operations team adapts tank fill lines and logistics, not just packaging, to assure NMTA quality reaches the production line undisturbed. Real-world delivery means meeting reactive schedule changes or holding stock to bridge supply disruptions, often negotiating with shipping partners to guarantee quick transit, customs clearance, and safe storage at destination.

    We are always ready to work with customers developing novel formulations or pilot plant processes. Often, these discussions prompt us to initiate production runs of specialty NMTA grades or work with our R&D team to adjust purification solvents and neutralization methods. These collaborative cycles benefit all parties involved—processes become more robust, supply chains more predictable, and production data richer for guiding future innovation.

    Looking to the Future: NMTA in a Changing Market

    Industry faces changing pressures—supply chain resilience, regulatory scrutiny, and demand for performance at every material handoff. NMTA’s position as an intermediate or solvent will only grow as specialty chemicals, electronics, and advanced pharmaceuticals develop more demanding profiles. Our role is to keep both process flexibility and documented quality at the core of our operation, directly engaging with process engineers, production chemists, and sourcing specialists as priorities shift year to year.

    We invest in plant improvements and staff training that keep us ahead. Our labs test new analytical methods to detect ever-smaller traces of side contaminants. Teams review process logs daily, comparing not just with internal metrics but with customer outcomes. Shared experience and years of repeated cycles mean there is capacity on hand for both surge demand and development-grade support.

    Preparing for tomorrow means continuing to refine, to listen, and to adapt. We maintain focus on transparent supply partnerships and real-time quality assurance rather than static certifications or commercial gloss. As we see it, ongoing trust grows not from paperwork but from demonstrated, predictable outcomes, resilient plant operations, and the knowledge that every drum and tanker reflects the choices made in production, not just the specifications on paper.