|
HS Code |
554787 |
| Cas Number | 573-98-8 |
| Iupac Name | 1,4-Dimethylnaphthalene |
| Molecular Formula | C12H12 |
| Molar Mass | 156.23 g/mol |
| Appearance | Colorless to pale yellow solid |
| Melting Point | 80-82 °C |
| Boiling Point | 282-284 °C |
| Density | 1.03 g/cm³ |
| Solubility In Water | Insoluble |
| Flash Point | 126 °C |
| Odor | Aromatic |
| Vapor Pressure | 0.010 mmHg (25 °C) |
As an accredited 14-Dimethylnapthalene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The 1 kg bottle of 1,4-Dimethylnaphthalene is securely sealed in an amber glass container with a tamper-evident cap and hazard labeling. |
| Shipping | 14-Dimethylnaphthalene should be shipped in tightly sealed, chemical-resistant containers, protected from heat, moisture, and direct sunlight. It must comply with local, state, and international regulations for hazardous materials, typically under the UN 3077 (Environmentally Hazardous Substance, Solid, N.O.S.), with required labeling and documentation throughout transportation. |
| Storage | 14-Dimethylnaphthalene should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from sources of ignition, heat, and direct sunlight. It should be kept away from strong oxidizing agents. The storage area must be properly labeled and comply with local regulations for flammable organic compounds. Personal protective equipment should be used when handling the chemical. |
| Purity 99.5%: 14-Dimethylnapthalene with purity 99.5% is used in the synthesis of high-performance polyesters, where it ensures optimal polymer chain uniformity and enhances thermal stability. Melting Point 89°C: 14-Dimethylnapthalene with melting point 89°C is used in recrystallization processes, where it enables precise separation and high recovery rates of target compounds. Molecular Weight 156.22 g/mol: 14-Dimethylnapthalene of molecular weight 156.22 g/mol is used in specialty chemical manufacturing, where consistent molecular size facilitates reproducible reaction yields. Flash Point 131°C: 14-Dimethylnapthalene with flash point 131°C is used in solvent blending applications, where it offers enhanced safety and controlled evaporation rates. Particle Size <20 µm: 14-Dimethylnapthalene with particle size less than 20 µm is used in fine chemical compounding, where superior dispersion and homogeneity are achieved. Stability Temperature up to 220°C: 14-Dimethylnapthalene with stability temperature up to 220°C is used in high-temperature lubricant formulations, where it maintains viscosity and minimizes thermal degradation. Viscosity 5.2 mPa·s: 14-Dimethylnapthalene with viscosity of 5.2 mPa·s is used in ink manufacturing, where it ensures smooth flow and consistent print quality. UV Absorbance 280 nm: 14-Dimethylnapthalene with UV absorbance at 280 nm is used in photochemical research, where efficient light absorption supports targeted photoreactions. |
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Watching industrial needs shift over the years, few chemicals have maintained a persistent demand quite like 14-Dimethylnaphthalene. In our factory, teams see the fluctuations in raw material pricing and the rise of new applications before they reach mainstream headlines. As the manufacturer, we work with deep familiarity—starting with the raw stock, managing heat in reactors, calibrating every process parameter, and adjusting for yield. 14-Dimethylnaphthalene has become a regular fixture in the pipes and distillation columns because of persistent demand from the downstream industries we serve year after year.
The consistency in its request comes not just from habit, but its unique role as a high-purity aromatic hydrocarbon. Its chemical fingerprint, recognized by its two methyl groups on the naphthalene structure, brings reliability to applications requiring precise performance. Over years of scaling up, we have honed both the melting and boiling point controls, and keep a careful eye on purity, since subtle variations can lead to unwanted residues during downstream processes.
Accurate technical details matter more than ever when feeding 14-Dimethylnaphthalene into demanding syntheses. We routinely target purity above 98%, measured by gas chromatography with reference standards. The compound itself has a melting range suited to consistent dosing in solid and liquid phases, suiting environments running both continuous and batch operations. Specifications in our output do not follow an off-the-shelf recipe — technical teams review each lot’s physical appearance and scan for even trace impurities to maintain the performance end-users expect, particularly in custom syntheses or advanced material developments.
Some chemical plants demand even higher standards, sometimes requesting additional filtration steps to remove dust or trace metals. Our facility can deliver these custom variants, a feat only possible when the manufacturer has full control from feedstock selection through to final packing. Third-party intermediaries rarely match the confidence that comes from seeing a product leave the reactor, tested and packed on-site.
Many buyers come in looking for aromatic hydrocarbons, but quickly learn that not all naphthalene derivatives are created equal. 14-Dimethylnaphthalene stands apart from bulk naphthalene because of its additional methyl groups, which influence both reactivity and thermodynamic properties. Take 1,6-Dimethylnaphthalene or 2,6-Dimethylnaphthalene as examples — these cousins have different reaction patterns, solubility, and volatility, often leading to alternative by-products. Process engineers working with 14-Dimethylnaphthalene understand the subtle differences, aiming to minimize side reactions in catalytic upgrades or specialty polymer manufacture.
For example, working with unmodified naphthalene in an oxidizing environment risks over-reacting and generating unwanted tars. The methylated variant resists this, providing clearer outputs and saving end-users on filtration and reprocessing costs. Comparisons with other dimethyl derivatives reveal differences in crystal structure, which has implications for how the molecule packs and interacts in copolymer matrices. These details do not show up in stock datasheets yet make a practical difference on the plant floor.
We build relationships with downstream partners that do not just request a specification—they often share firsthand pain points. We listen to chemists working on advanced polymerization, seeking a clean, aromatic monomer with reliable melting and minimal tramp residue. 14-Dimethylnaphthalene answers this call in the engineering plastics space, where tactile strength and thermal tolerance rule product design. Manufacturers focused on improving optical clarity in polyesters have adjusted formulations to use our 14-Dimethylnaphthalene, reporting more consistent production cycles and less down time spent clearing plug lines.
In the agricultural chemistry field, intermediates derived from this compound provide stable platforms for further modification, thanks to its selectivity under common catalytic conditions. Synthetic routes to agrochemicals benefit from not only the chemical structure but the assurance that each batch matches the prior one — something only achievable through full production oversight.
Meetings with advanced materials firms often turn up new requests: research teams want small variations in isomeric distribution; they need clean lots for experimental runs. We routinely accommodate these requests, and document every adjustment — this attention to the details is what sets a seasoned chemical producer apart from casual sellers. By sharing technical data in plain terms with customers, we ensure that newcomers as well as established players can avoid costly mistakes in their first trial runs.
No discussion of 14-Dimethylnaphthalene’s journey leaves out the realities of chemical production. Each batch places stress on plant utilities—controlling the reactor’s exothermic profile, matching throughput with condenser load, and dialing in distillation rates to shave off by-products before they taint the target fraction. Purification brings its own issues, especially in the presence of isomeric co-products or trace metallic contaminants from raw feedstocks.
Scaling up never follows a laboratory script. We learned quickly that tighter temperature profiles and clean-in-place protocols prevent color bodies from building up in holding tanks. The aging of gaskets and failure of valves can introduce unexpected impurities if teams get complacent. Equipment maintenance routines stick closely to operational schedules, since delays there translate to contamination risks or yield losses per day of downtime.
Sourcing feedstocks remains an unpredictable landscape. Variability in crude derivatives, costs driven by global shipping or regional supply squeezes, and even regulatory scrutiny over benzene use can push us to find new suppliers or pre-treat stocks more aggressively. The lessons learned from each cycle feed directly back to continuous process improvement programs. These steps keep product quality steady while reducing the risk of production interruptions or shipment delays.
Nothing builds trust faster among technical buyers than consistent lot performance. Years of feedback have shown us that tiny deviations, even in non-essential parameters, can halt entire production lines or prompt costly investigation on the customer’s end. Our engineers walk factory lines with repeat clients, reviewing how 14-Dimethylnaphthalene fits into their processes, and work together to adjust lot sizes, packaging methods, or delivery frequencies.
For those scaling up a new process, we help simulate the thermal transfer and mixing conditions needed so the compound arrives in the right form, at the right point in the 24-hour operating cycle. Dropping the wrong phase, having inconsistent batch moisture, or packaging the product in unsuitable drums ruins more than a day’s work; it risks downstream asset failure. We keep those lessons close, reinforcing the value of factory control and a skilled technical team for product stewardship.
Most success stories do not make it to glossy case studies, but clients often mention the benefit of replacing more generic naphthalene derivatives with 14-Dimethylnaphthalene in specialty blends, high-purity chemical syntheses, or as a cleaner feedstock. When a customer avoids fouling heat exchangers or reduces rework in their reactors, it affirms the investments we make in refining process controls.
The landscape for industrial aromatics continues to evolve. Sustainability targets, regulatory frameworks, and raw material innovation push chemical manufacturers to refine products and develop variations that perform under novel conditions. R&D teams come to us to vary methyl group positions or request further minimization of color and odor. The compound’s versatility allows it to serve as a valuable backbone for new materials development without the need for full-scale retooling.
Annual technical reviews with our partners reveal shifting priorities. Some now request analytical support for recycling protocols, or guidance on waste stream minimization. Our technical laboratories respond quickly, offering both standard analytical support and more specialized custom modifications. Years of running similar aromatic intermediates have sharpened our understanding of thermal stability and oxidation resistance, guiding both new customer education and the development of next-generation application methods.
Experience has shown that knowing a compound’s reactivity profile and potential hazardous interactions cannot be left to post-purchase periods. Engineers in our facility work with health and safety teams to align storage tanks with containment requirements and run regular training on spill response and vapor management. The detailed, manufacturer-verified handling instructions facilitate safe inventory management for our long-standing clients and their third-party handlers.
Supply chains now operate with transparency and traceability. As a manufacturer, we can guarantee that all 14-Dimethylnaphthalene lots have clear documentation on origin, process route, and analytical verification. This confidence supports customers who face audits or build regulatory submissions, particularly in export markets or industries such as automotive or electronics, where end-use declarations matter.
Years of direct supply relationships highlight the advantages of dealing straight with a chemical manufacturer. Third parties may quote specifications or describe typical applications, but they rarely deliver immediate adjustments or real-time troubleshooting. Our technical staff support customers post-delivery, answer formulation questions, and help tailor product variants to fit even novel processing environments.
Research collaborators can obtain reference samples or batch documentation directly from our technical archive. Scale-up customers have walked our production floor, witnessed quality control measures, and contributed to the continuous evolution of the production process. These relationships outlast transactional trade and translate to a more dependable, data-rich partnership where trust is built up over many cycles.
We believe that informed buyers make stronger partners. Every inquiry is met with detailed answers about production scale, plant load, and lead times. Requests for unusual quantities, or formats such as low-dust solid or pre-dispersed liquid, are handled by process engineers with firsthand manufacturing experience, not warehouse staff or intermediaries. Unexpected challenges, such as a spike in demand from a particular sector or tightening feedstock availability, are communicated immediately, allowing customers to adjust inventory plans in real time.
Transparent documentation extends to sustainability metrics. Commercial buyers and end-users now routinely seek clarity on energy inputs, waste management practices, and long-term supply reliability. As a manufacturer, we can supply verified data, supporting both corporate responsibility reporting and future investment decisions.
Each year brings changes in the technical environment, whether driven by new catalyst systems, more efficient delivery methods, or customer requests for finer grades and reduced impurity profiles. Feedback from users of 14-Dimethylnaphthalene shape our quality protocols and inform investment in plant upgrades. Technical staff regularly attend industry consortia and participate in collaborative formulation trials, keeping the knowledge ecosystem alive and attentive.
Continuous improvement is not just rhetoric. After-action reviews for every unusual production incident, internal audits of analytical data, and proactive sharing of trending operational issues bridge the gap between plant and end-use environments. Long-running customers often introduce us to their own improvement cycles, allowing both sides to streamline logistics, improve technical documentation, and co-design product trials.
Few aromatic chemicals enjoy a stable position against the changing tides of global industry like 14-Dimethylnaphthalene. Global supply logistics, shifts in sea freight rules, and local regulatory changes all filter back to our planning boards. We keep surplus stocks of essential inputs, broker forward contracts for critical raw materials, and maintain flexibility in plant scheduling to meet even difficult or last-minute delivery timelines.
Knowledge gained on the factory floor translates into more predictable lead times and a lower chance of delivery surprises. Our senior technical staff handle queries about alternate supply routes and offer data-driven insights into regional regulatory landscapes. We back up every delivery with a history of adherence to both local and international standards—a reassurance only direct manufacturers can offer when overseeing every link from raw input to finished drum.
As customers embrace new materials and pursue improved environmental profiles for their products, we see a future where 14-Dimethylnaphthalene adapts in both form and purity. Projects focused on closed-loop recycling, biobased aromatic feedstocks, and novel catalyst systems point the way forward. Our R&D teams directly benefit from full visibility of plant data, enabling rapid pilot runs and low-risk scale-up for experimental lots.
Decades of hands-on experience teach that every innovation for a niche application eventually boosts broader reliability and enriches the knowledge base for all users. Our commitment remains rooted in grounded technical dialogue, transparent production practices, and a respect for both regulatory frameworks and practical needs.
14-Dimethylnaphthalene’s continued demand stands as much on decades of accumulated trust as on its solid chemical properties, and we welcome each new technical challenge as another chapter in an ongoing story of chemical manufacturing excellence.