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2,2,4,4,6,8,8-Heptamethylnonane

    • Product Name 2,2,4,4,6,8,8-Heptamethylnonane
    • Alias iso-octane
    • Einecs 250-779-5
    • 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

    337915

    Iupacname 2,2,4,4,6,8,8-Heptamethylnonane
    Molecularformula C16H34
    Molarmass 226.44 g/mol
    Casnumber 4396-16-1
    Appearance Colorless liquid
    Density 0.768 g/cm3 (at 20°C)
    Boilingpoint 192-194 °C
    Meltingpoint -34 °C
    Flashpoint 57 °C (closed cup)
    Solubilityinwater Insoluble
    Vaporpressure 0.48 kPa (at 25°C)
    Refractiveindex 1.424 (at 20°C)

    As an accredited 2,2,4,4,6,8,8-Heptamethylnonane 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 "2,2,4,4,6,8,8-Heptamethylnonane," includes hazard warnings and product details.
    Shipping 2,2,4,4,6,8,8-Heptamethylnonane should be shipped in tightly sealed containers, away from heat, sparks, and open flames. Store and transport under cool, dry conditions, and comply with local, national, and international regulations. Use appropriate hazard labels, as the substance is flammable. Handle with suitable personal protective equipment to avoid exposure.
    Storage 2,2,4,4,6,8,8-Heptamethylnonane should be stored in a cool, dry, well-ventilated area away from sources of ignition, heat, and direct sunlight. Keep the container tightly closed and away from oxidizing agents. Use approved containers and ensure proper labeling. Store in accordance with local regulations and safety guidelines for flammable organic liquids.
    Application of 2,2,4,4,6,8,8-Heptamethylnonane

    Applications of 2,2,4,4,6,8,8-Heptamethylnonane in Industrial Manufacturing

    2,2,4,4,6,8,8-Heptamethylnonane is a highly branched isoparaffinic hydrocarbon widely used in specialized industrial sectors as a high-purity inert solvent and process aid. Our material supports demanding downstream applications that require excellent chemical stability, low polarity, and controlled volatility in both batch and continuous operations.

    1. Solvent Component in Automotive Lubricant Formulations

    Automotive lubricant manufacturers select heptamethylnonane as a base fluid modifier to tune viscosity index, pour point, and volatility in fully synthetic engine oils and transmission fluids. Its branched structure helps formulate products with reduced deposit formation and controlled evaporation, fitting the requirements of modern high-performance powertrains. Batch production integrates the raw material during blending phases at tightly controlled temperatures and in direct combination with additive packages including dispersants, antiwear agents, and oxidation inhibitors.

    Industry compliance standards

    • API SN, SP, SP Plus (American Petroleum Institute Engine Oil Standards)
    • ACEA C2, C3, A3/B4 (European Automobile Manufacturers Association)
    • ILSAC GF-6A/B (International Lubricant Standardization and Approval Committee)
    • OEM internal approvals (e.g., Daimler MB-Approval 229.5, VW 504.00/507.00)

    Typical usage ratio

    • 3%–20% by weight depending on performance requirements and viscosity grade; higher concentrations when increased volatility or pour point depression is desired

    Downstream process integration

    • Direct introduction to blending vessels after base oil charging and before additive package dosing; processed under nitrogen or inert atmosphere to preserve component integrity

    Final product types

    • Full synthetic passenger car engine oils (0W-20, 5W-30)
    • Low SAPS diesel lubricants
    • Continuously variable transmission fluids
    • Motorcycle and small engine lubricants

    2. Carrier Solvent in Industrial Metalworking Fluids

    Producers of semi-synthetic and synthetic metalworking fluids rely on heptamethylnonane as a carrier solvent for specialty lubricity and corrosion inhibitor packages. Its low aromatic content and high flash point make it suitable for parts machining, grinding, and forming operations where worker exposure and fluid longevity are key priorities. Manufacturers add the compound during emulsifier pre-blending or after emulsification, to assure even distribution and consistent lubricity throughout the formulation.

    Industry compliance standards

    • ASTM D2887 (boiling range distribution)
    • REACH (EC 1907/2006) registered as an industrial solvent
    • OECD 301 biodegradation screening (environmental approval)
    • OSHA PEL (worker exposure limits, US)

    Typical usage ratio

    • 8%–18% by total formulation weight; adjusted up if enhanced flash point or reduced misting is required

    Downstream process integration

    • Mixed with emulsifiers and additives after base fluid introduction; batch and continuous blending lines feed directly to packaging or on-site tank storage for end-user distribution

    Final product types

    • Water-insoluble cutting fluids
    • Semi-synthetic machining emulsions
    • Precision grinding coolants
    • Aluminum die forming lubricants

    3. Performance Additive in Silicone Sealant and Adhesive Blends

    Sealant and adhesive manufacturers use this raw material to modify solvent evaporation rates, improve processability, and prevent surface defects during curing in single-component silicone systems. Its chemical inertness ensures compatibility with siloxane chains and crosslinkers, facilitating a consistent skin-over time for both industrial assembly and consumer products. Process integration involves blending with silicone backbone polymers and plasticizers prior to catalyst addition, usually under controlled temperature in vacuum-closed mixers.

    Industry compliance standards

    • ISO 11600 (Building Construction Sealants)
    • ASTM C920 (Elastomeric Joint Sealants)
    • REACH Annex XVII (solvent restrictions)
    • VOC directives per 2004/42/EC (European Union)

    Typical usage ratio

    • 2%–10% by weight of total formulation, tunable for flow control and curing speed; lower ratios for low-emission indoor products

    Downstream process integration

    • Added to bulk blend during mixer charging, prior to catalyst or crosslinker dosing; processed under inert or vacuum conditions to minimize trapped air

    Final product types

    • One-part silicone architectural sealants
    • Industrial gasketing compounds
    • Appliance and electronics adhesives
    • Weatherproof building caulks

    4. Inert Reference Liquid for Physical Property Calibration

    Pharmaceutical, petrochemical, and quality assurance laboratories specify heptamethylnonane as a primary reference standard in analytical testing and instrument calibration. Its precise boiling point and narrow carbon distribution profile support applications in method validation for GC/FID, GC/MS, and physical property measurements. Users prepare dilution series and calibration blends under GMP protocols, integrating the material directly as a standard in sample vials and QC panels.

    Industry compliance standards

    • USP General Chapter <841> (Specific Gravity)
    • ISO 17025 (Laboratory Competence)
    • AOAC 990.05 (Hydrocarbon Residue Methods)
    • ICH Q7 (GMP for APIs, relevant to reference material use)

    Typical usage ratio

    • Reference standard use: typically 0.1%–5% v/v in calibration mixtures, prepared per laboratory method validation requirements

    Downstream process integration

    • Dispensed into secondary standards or calibration solutions directly at point of use prior to analytical sequence execution; verified with certificate of analysis on each batch

    Final product types

    • GC calibration standards
    • Pharmaceutical instrument qualification kits
    • Purity and physicochemical reference solutions
    • Quality control standard panels for high-purity hydrocarbons
    Free Quote

    Competitive 2,2,4,4,6,8,8-Heptamethylnonane prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.

    We will respond to you as soon as possible.

    Tel: +8615371019725

    Email: admin@sinochem-nanjing.com

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    Certification & Compliance
    More Introduction

    Introducing 2,2,4,4,6,8,8-Heptamethylnonane: A Precision-Crafted Isoalkane

    Direct Insights from Our Manufacturing Floor

    In the chemical world, standing behind the materials you produce means a daily commitment to purity and performance, not just paperwork. 2,2,4,4,6,8,8-Heptamethylnonane represents a tailored approach to the modern demands of various industries, from analytical laboratories to specialty lubricants and reference fuels. This compound, identified structurally as a highly branched isoalkane, draws attention for its remarkable structure and distinct chemical behavior.

    Our facility has engineered this molecule to meet the stringent expectations that our clients have grown to trust over the years. Years of refining hydrocarbon synthesis processes provide a close familiarity with the behavior, stability, and critical performance factors of specialty isoalkanes. Each batch reflects careful control, with trace impurities reduced below industry benchmarks.

    Chemical Structure and its Practical Impact

    2,2,4,4,6,8,8-Heptamethylnonane means more than just a mouthful of syllables. Its highly branched carbon chain, C16H34, brings standout physical properties to the table. The structure delivers remarkably low reactivity, high oxidative stability, and a characteristically high octane number. Unlike linear counterparts such as n-hexadecane, this isoalkane maintains a high resistance to knocking in combustion processes. We encounter this advantage often in research-grade fuel blends demanding clean burn and minimized interference from unwanted side products.

    Branched hydrocarbons like this one demonstrate lower pour points and different volatility characteristics than their straight-chained relatives. Lab users can count on a consistent boiling range and absent offensive odor, making daily procedures more predictable and less hazardous. Synthetic control over isomer distribution ensures a tight unimodal purity, supporting reliable analytical calibration in chromatographic and mass spectrometry applications.

    Decades of Experience, Every Batch

    When you spend years watching raw materials enter a reactor and pure product flow out, certain lessons stand out. To achieve purity in 2,2,4,4,6,8,8-Heptamethylnonane, fractional distillation alone does not suffice. Rigorous hydrogenation conditions and deep vacuum stripping shape every lot. Hands-on experience tells us the most persistent trace contaminants—aromatic residues, C17 isomers, unbranched fractions—arise even with the smallest deviation in reaction temperature or distillation pressure.

    We regularly analyze output using GC-MS and 1H-NMR to confirm specification and detect elusive co-eluting species. Over time, process tweaks based on these findings allow the final product to surpass base purity levels demanded by ASTM and ISO test fuel standards. We protect against cross-contamination with specialty glass-lined equipment and keep storage vessels dedicated, so a customer never finds solvent residuals or metal-catalyst leaching in their bottle.

    Model and Specification Details Backed by Hard Data

    The material we deliver holds more value than the numbers on a spec sheet. Still, real claims rest on real figures: our current batch delivers GC area purity consistently above 99.5%, with water consistently below 10 ppm by Karl Fischer titration. We keep sulfur and nitrogen lower than detection limits, which minimizes risks for catalytic systems in sensitive research. The density at 20°C sits tightly controlled, as even small drifts affect blending for knock-test laboratories and fuel reference standards.

    Each lot undergoes refractive index and viscosity controls to ensure blending and pour behavior remain consistent—this matters for clients formulating lubricants where minor shifts in molecular structure drive long-term performance. End-users in the fuel certification sector often comment that our material delivers repeatable detonation indices, free from batch-to-batch anomalies sometimes seen with commodity isoalkanes.

    Real-World Applications: Beyond the Laboratory

    Inside research labs, calibration standards and reference fuels demand unwavering reliability. We hear from petrochemical researchers that their GC-FID runs no longer require elaborate internal corrections when they use our heptamethylnonane as a reference. It serves as an ideal blend stock in octane sensitivity studies because its molecular structure does not promote soot or gum formation under standard combustion.

    Formulators in lubricant R&D turn to this molecule for its unusual combination of low volatility and robust oxidative stability. Where a linear hydrocarbon would break down or evaporate under heavy loads, the compact, branched packing of heptamethylnonane shields it against both light and oxygen. Grease engineers find these traits especially valuable in electric motor and aerospace applications, where even modest evaporative losses or polymerization can halt a system.

    As a base for specialty fluids in instrument calibration, its low dielectric constant and non-polar nature make it suitable for use in environments where even trace polar impurities skew analytical results. Over the years, our manufacturing partners have relayed stories of instrument sensitivity climbing markedly after switching to high-purity 2,2,4,4,6,8,8-heptamethylnonane for detector baseline work.

    Comparison With Related Isoalkanes: The Nuances Matter

    Our plant handles a range of alkane isomers, from tetrakis(trimethylsilyl)silane to iso-octane and specialized dodecane derivatives. Each brings nuances in volatility, oxidation, and environmental persistence. 2,2,4,4,6,8,8-Heptamethylnonane stands apart in its balance of branching and molecular size.

    Compared to 2,2,4,4,6,8,8-heptamethylnonane, iso-octane (2,2,4-trimethylpentane) remains far more volatile and exhibits a lower flashpoint. While both serve well in fuel calibration, the longer backbone and denser methyl substitution of heptamethylnonane lead to higher boiling points and better long-term storage stability. n-Hexadecane, with its straight skeleton, cannot offer the same oxidative resistance, nor does it sustain such a high research octane number. We have measured fouling and filter plugging in pilot engines running paraffinic reference blends lacking branched nonanes—a problem absent with adequate heptamethylnonane levels.

    Iso-pentadecane or dodecane isomers sometimes compete in similar applications, but volatility and odor become concerns in closed-system runs or low-temperature blending. Custom blending for instrument standards reveals that slightly heavier and more branched nonanes deliver sharper chromatographic peaks and improve quantitation even amidst complex hydrocarbon backgrounds.

    Handling, Delivery, and Traceability: A Commitment Built on Experience

    Moving from reactor to drum, every molecule follows a paper trail backed by real sample retention. Our team maintains a history of every batch, supported with analytic profiles, to ensure security in the event of performance audits or trace-back requests. Decades in this market taught us to expect customer questions about trace impurities and reproducibility; nothing gets labeled as finished until triple-checked by independent chemical analysis.

    Hazard mitigation never takes a day off for specialty hydrocarbons, particularly those destined for high-purity applications. Open-to-atmosphere handling risks water pickup and oxidative stress. Factory training routines focus on controlled environments—gloveboxes, nitrogen blankets, molecular sieve stacks. Not every supplier bothers verifying the headspace composition before shipment, but after seeing what a minor rise in headspace moisture did to a customer’s catalyst, we never skip these controls.

    Our logistics staff selects only coated steel, PTFE, or borosilicate packaging based on the end use, with a barcoded system that tracks the package from our loading dock to your warehouse. Encountering rough handling in transit in the early days prompted us to shift to triple-sealed solutions. These may cost more and take more effort, but they protect both end-user safety and product integrity, so we made it standard practice.

    Reducing Environmental and Occupational Risks

    The industry’s relationship with hydrocarbons has changed. Experience informs us that every drum handled carelessly, every rinse tank discharged without advanced filtration, invites unnecessary environmental risk. Our plant features solvent capture, vapor scrubbing, and energy recycling to minimize impact. After decades in this field, we invest in upgrading our containment and reporting standards beyond legal mandates, because real stewardship carries practical and reputational value.

    From a worker’s standpoint, occupational exposure remains a front-line concern. Our team spends time on routine health monitoring and emergency training. Ventilated filling lines and real-time vapor sensors cut down on workplace incidents that colleagues remember from less stringent days. We value every operator and chemist, knowing that skills and safety culture set apart a responsible manufacturer from a casual bulk handler.

    Quality As a Moving Target, Not a Static Goal

    We hear plenty about “meeting specifications” in our field. Years in specialty hydrocarbon production have taught us that specifications are minimums, not finish lines. Process improvements never end; every audit, every customer comment, every surprise finds its way into another round of process control upgrades. Chromatographic trace analysis from one research client revealed a rare C17 contaminant that now drives an additional purification pass for every batch.

    Over time, we built a culture where reporting issues gets rewarded, not discouraged. Fielding a request from a fuel research consortium, we tightened our homogeneity blends even when no commercial standard required it. The impact showed up in accelerated approval for new fleet test protocols, winning follow-on orders and trust that cannot be bought with certificates alone.

    Why Choice of Producer Still Matters

    The specialty hydrocarbon market attracts traders and brokers hoping for margin, not understanding. Genuine value stands on technical conversations, not price sheets. As chemical manufacturers devoted to 2,2,4,4,6,8,8-Heptamethylnonane, we invite technical scrutiny and real-world challenges. Many customers approach with a need well beyond what catalog suppliers can fill; they want process insight, not just a CAS number.

    After working through a supply chain disruption during a past energy crunch, we learned to maintain reserve stock and dual-source raw inputs for consistent supply. This lets research and production users count on uninterrupted access. Long-term customers often cite direct technical support—actual advice on handling, blending, and storage—not just automated responses and data sheets. Years of listening drive home the point that real reliability in specialty chemicals begins with manufacturers who’ve watched both the process and the product at every step.

    Potential Improvements and Current Challenges

    No product stands outside the need for evolution. Analytical targets grow stricter, and instrument tolerances only tighten as technology progresses. Advances in column and detector technology occasionally reveal new trace components undetectable a few years ago. In one instance, an updated mass spectrometer flagged a previously untraceable oxygenate byproduct—a reminder that even legacy processes need scrutiny. Our laboratory responded by introducing new catalyst grades and altered stripping conditions, which removed the offending species so future customers could rely on a more predictable baseline.

    Transport and storage present a continuing challenge. Despite best practices, temperature swings during shipping sometimes trigger micro-condensation, threatening water solubility levels. For critical end-users, we now offer conditioned containers with humidity indicators, sparing them the need to unload and test every shipment just to maintain compliance. We look forward, anticipating global regulatory shifts regarding hydrocarbon volatility and emission controls. Years of compliance have shown that proactivity, not just reaction, preserves both product accessibility and environmental licensing.

    A Word On Sourcing Transparency and Customer Education

    We welcome customers to audit sourcing documentation, traceability chains, and purification process logs. Our team releases detailed batch histories with analytic laboratory attachments, not merely for regulatory checkboxing but as a foundation for trust. Whether a university researcher seeking reference material or a refinery analyst setting critical calibration points, nothing replaces direct conversation with the people who made the product. Before shipping, technical support staff run customer-specific simulations at lab scale to identify any quirks that arise from an application’s unique demands.

    End-user education matters as much as manufacturing skill. Technical guidance from the start helps users avoid problems, whether it involves solvent blending, temperature-critical storage, or chromatographic blanking. Stepwise process videos, corrected for each new customer feedback cycle, now complement our written protocols. Experience convinced us that even the best product fails when incorrectly stored or handled, so we walk every client through these points. Accessible in-house expertise delivers more value than one-size-fits-all reference manuals.

    Looking Forward: Staying Ahead in a Demanding Market

    Producing 2,2,4,4,6,8,8-Heptamethylnonane has become both an art and an evolving science. Continuous investment in plant and personnel assures readiness for higher specification requests and more demanding analytical environments. The future brings regulatory adjustments, unforeseen supply chain challenges, and novel applications from industries still exploring what this molecule can do. Open collaboration with formulators and researchers uncovers new uses, from energy storage fluidics to ultra-stable reference standards, each highlighting a fresh trait of this distinctive isoalkane.

    Real expertise can be measured in the quiet confidence of long-term buyers, the clean analytical traces in published research—and in our willingness to answer the tough questions from anyone interested in what goes into every drop of 2,2,4,4,6,8,8-Heptamethylnonane. Each drum leaves our facility representing both decades of experience and the ongoing pursuit of chemical excellence.