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HS Code |
461421 |
| IUPAC_name | 1,2-Dimethylcyclohexane |
| Molecular_formula | C8H16 |
| Molar_mass | 112.21 g/mol |
| Appearance | Colorless liquid |
| Density | 0.781 g/cm³ |
| Boiling_point | 132-134 °C |
| Melting_point | -3.7 °C |
| Refractive_index | 1.436 |
| CAS_number | 583-57-3 |
| Flash_point | 20 °C |
| Solubility_in_water | Insoluble |
| Vapor_pressure | 8.5 mmHg (25 °C) |
As an accredited 1,2-Dimethylcyclohexane factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 1,2-Dimethylcyclohexane is supplied in a 500 mL amber glass bottle with a secure screw cap and chemical hazard labeling. |
| Shipping | 1,2-Dimethylcyclohexane is typically shipped in tightly sealed, labeled containers made of compatible materials to prevent leaks and contamination. During transportation, it should be protected from heat, ignition sources, and direct sunlight. Appropriate safety and hazard labeling is required, and handling must follow relevant regulations and guidelines for flammable liquids. |
| Storage | **1,2-Dimethylcyclohexane** should be stored in a tightly sealed container, away from incompatible substances such as oxidizing agents. Store it in a cool, dry, and well-ventilated area, away from sources of ignition or heat, as it is flammable. Ensure proper labeling and keep the storage area free of combustible materials. Follow all applicable safety regulations and guidelines. |
Applications of 1,2-Dimethylcyclohexane in Industrial Manufacturing1,2-Dimethylcyclohexane serves critical roles as a process solvent and intermediate across multiple industrial supply chains. As direct manufacturers, we deliver this compound in grades and quantities tailored to meet specific downstream demands and compliance requirements. Below, we outline several industrial application scenarios where 1,2-Dimethylcyclohexane demonstrates differentiated technical value in modern chemical manufacturing. 1. High-Purity Solvent for Electronic Grade CoatingsIn thin-film deposition and semiconductor fabrication, manufacturers employ 1,2-Dimethylcyclohexane as a high-boiling, non-polar solvent for specialty resin solutions. Its unique non-aromatic structure benefits applications demanding ultra-low ionic contaminants and minimal extractables. During resist coating and spin-on hard mask processes, our material delivers excellent film leveling properties and rapid drying under controlled conditions. Formulation chemists optimize dilution ratios based on resin solubility curves to ensure strict film uniformity and minimal residue, aligning with the microelectronics industry’s pursuit of low defectivity and process reproducibility. Industry compliance standards
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2. Cycloaliphatic Solvent Carrier for High-Performance AdhesivesAdhesive formulators in the automotive and industrial sectors select 1,2-Dimethylcyclohexane to dissolve performance polymers such as styrene block copolymers and polyurethane prepolymers. Unlike aromatic solvents, it minimizes potential for substrate swelling and odor issues while promoting fast curing times in moisture- or UV-driven processes. Production engineers tailor the solvent fraction for targeted bond line thickness and composite compatibility, supporting high-throughput adhesive application lines and rapid fixture times required in mass automotive assembly cells. Industry compliance standards
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3. Intermediate for High-Grade CyclohexylaminesChemical synthesis operations utilize our material as a precursor in catalytic transformation processes yielding substituted cyclohexylamines. Through hydrogenation and controlled alkylamine functionalization, technical teams obtain intermediates necessary for crop protection active ingredient synthesis and rubber accelerator production. Our facility supports tight process controls for feedstock purity, allowing downstream plants to maximize conversion yield and minimize byproduct formation. Industry compliance standards
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4. Process Solvent in Fine Fragrance Ingredient ProductionManufacturers in fragrance and flavors employ 1,2-Dimethylcyclohexane for highly selective extraction, purification, and crystallization of delicate aromatic molecules. Its low polarity and high boiling range make it effective for fractionation in multi-step distillation and recrystallization lines, where residual aromatics must meet IFRA and local regulatory thresholds. Operators carefully balance extraction solvent loads to safeguard product yields and avoid contamination, supported by batch documentation and validated cleaning-in-place protocols. Industry compliance standards
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5. Inert Diluent for Chromatographic-Grade Analytical StandardsProducers of calibration chemicals and analytical standards use 1,2-Dimethylcyclohexane as an inert non-aromatic diluent for gas chromatography and spectroscopic reference blends. Its low UV absorbance and negligible reactivity support trace analysis protocols where background interference must remain at a minimum. Formulation chemists predetermine exact dilution volumes according to analytical method requirements set by certifying agencies. Each batch lot receives intensive purity verification and is supplied with supporting CoA documentation for traceability. Industry compliance standards
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In the chemical industry, running a facility that produces 1,2-Dimethylcyclohexane gives us a front-row seat to real-world constraints and opportunities. Over the years, we’ve learned that this molecule’s reliable ring structure and distinct methyl substitutions make it valuable, but this value grows or shrinks depending on how carefully it’s made, stored, and handled—never just what’s printed on a spec sheet. Achieving consistent high purity, clear color, and low moisture has required careful attention to process control, not shortcuts or guesswork.
Our 1,2-Dimethylcyclohexane usually comes with a purity of at least 99%. As a cycloalkane featuring two methyl groups positioned on adjacent carbons, it stands apart in its chemical and physical behavior. The ring structure affects its stability compared to straight alkanes. Our production methods minimize trace isomers and residual solvents. Years spent refining distillation and purification allow us to achieve better quality than generic blends.
In terms of physical appearance, our batches produce a clear, colorless liquid with low odor. Boiling point and density show little variability lot to lot, as tight process windows and careful raw material sourcing reduce batch-to-batch differences. We monitor not just purity, but also common contaminants such as water, peroxides, and residual starting materials. Analytical instruments get calibrated often, with technician cross-training part of shop floor culture—not just a regulatory box to check.
1,2-Dimethylcyclohexane is not a household topic, but for industries that use it, reliability comes first. Our product frequently goes into organic synthesis, acting as an intermediate or solvent in the preparation of more complex molecules. Fine chemicals, fragrances, and specialty materials use it for its predictable reactivity and decent solubility profile. Companies working in advanced materials prefer ring-structured hydrocarbons for certain polymerizations, and methyl substitution matters for stereo-specific reactions.
We’ve also seen our 1,2-Dimethylcyclohexane chosen for high-purity solvent systems. Where other cyclohexanes or their methylated relatives fall short—due to unwanted boiling range overlap, color issues, or oxidative stability—our product finds its place. Our team has supported research customers needing low-background interference in spectroscopy and chromatography. Universities and startups with tight budgets value straightforward sampling and unambiguous analytics, which come from consistent manufacturing more than glossy certificates.
Many products claim to match a chemical formula, but few deliver the performance or reproducibility required at the bench and in production. Sourcing reliable raw materials figured heavily into our process improvement meetings. We do not purchase cheap feedstocks without full traceability. It has taken years to build supplier relationships based on consistent documentation, not just price. Process safety drives our decision-making in distillation campaigns—especially when working with flammable cycloalkanes. Operators learn about past incidents, not just today’s procedure.
Detailed process mapping pinpoints temperature and pressure zones where impurities can sneak in or where reaction byproducts can form. Solvent recovery, waste minimization, and emissions control are not afterthoughts. Routinely, material scientists from our team review every off-spec batch, drilling into possible causes instead of waiting for the next issue. We make room for production floor feedback, not just management metrics. As a result, the same specification number means the same thing year-to-year.
Routine testing covers not only GC, but water content by Karl Fischer titration, and color (measured by APHA values). If a lot’s color shifts unexpectedly, we trace it to the vessel’s cleaning or a feed impurity. We check for subtle contaminants that rarely make it onto the certificate of analysis, because experience tells us those are what yield problems downstream, especially for users doing delicate synthesis or analytical work.
Compared to basic cyclohexane, 1,2-Dimethylcyclohexane delivers chemical reactivity tuned by the two methyl groups. This slight, controlled crowding changes its boiling point and physical properties, which makes it behave differently during solvent stripping or azeotropic distillation. The difference shows up during scale-up, not just in the lab notebook.
Similar products include 1,3- or 1,4-dimethylcyclohexane. Substitution position matters—both for physical properties and reactivity patterns. 1,2- isomers have closer methyl group interactions, which can influence conformer populations, melting point, and interaction with reagents. Performance databases often lump these together, but during production, it’s obvious that separation and identification are essential if you want batch consistency. Physical separation cannot always fix early-stage synthetic mistakes, and isomer enrichment needs end-to-end vigilance.
Whereas commercial-grade cyclohexane may fill bulk tanks globally, those seeking reliable 1,2-dimethylcyclohexane usually cannot tolerate the same level of impurity or lot-to-lot isomer mixing. Distinctive needs show up in specialized fields. For example, flavor and fragrance synthesis takes a hit from trace aromatic impurities. In materials science, each percent deviation in methyl substitution reduces yield or complicates polymer structure. Analytical chemists spot out-of-place baseline dips even when others see “clear solvent.”
Most product quality challenges trace back to upstream ingredients and rigorous, real-time adjustment of process conditions. We have seen how a change in hydrogenation catalyst or the use of a recycled solvent impacts yield and purity profiles—sometimes months after a change is made. Instead of chasing quick fixes, we built partnerships with analytical labs and continuously improve batch records. Every anomaly’s root cause gets documented to avoid recurrence.
Moisture sensitivity matters in downstream organic reactions, especially for Grignard or organolithium chemistry. When we hear from users about failed reactions, checks show either storage container problems or rare but critical lapses in dryer maintenance. Pressure vessels and transfer lines get checked with simple but reliable tools: manual checks, calibrated sensors, and process audits that reward attention to detail. Chemical manufacturing benefits from systematic repetition, not heroics or quick saves at the last moment.
As a manufacturer, most lessons come not from spreadsheets, but from conversations. A customer shared how trace color variations in 1,2-Dimethylcyclohexane affected their detection limits in a new fragrance compound, which prompted us to adjust purification steps and storage material. Startups in catalyst development reported sensitivity to oxygen ingress, leading us to redo container headspace protocols. Large chemical companies want tighter batch tracking to comply with regulatory shifts. We learn as much from small orders as we do from tonnage-level repeat contracts.
Sharing real production data, instead of hiding behind generalities, allows for trust to build over years, not just for a project or a fiscal quarter. Incremental tweaks, like switching out transfer lines or redesigning storage tank vents, replaced outdated dogma. Batch numbering now links to digital quality records, ensuring transparency. Cross-training our technicians helps us keep new hires on track, reducing batch variability and on-the-job mishaps.
Practical experience teaches that 1,2-Dimethylcyclohexane’s similarity to other hydrocarbons breeds risk through small errors. Flammable liquid handling requires thorough grounding and bonding of tanks and vehicles—not just signs and safety memos. We discovered, following minor incidents, that periodic retraining kept basic precautions strong while also reducing complacency. Working under live conditions beats learning from training videos or binders.
For temperature-sensitive customers, stability matters. Summer heat waves and cold warehouse conditions can affect vapor pressure and viscosity. We provide lot-specific stability studies before shipping into unfamiliar climates or to customers with high-sensitivity processes. Storage timeline, container material, and headspace oxygen content all change product behavior if ignored. Using corrosion-resistant drums, inert gas blankets, and regular drum rotation solves most of the avoidable storage issues.
Sustainability requires more than buzzwords. For every production run, we ask whether we can cut waste or extend drum lifespans. Solvent recovery and distillation heads, that we used to discard, now get characterized and reworked whenever possible—keeping lines running while reducing raw material demand. We partner with waste processors certified to handle residues, not simply because of regulation, but to prevent legacy problems that could surface for years.
Downstream, customers ask for traceability to source, transport, storage, and batch records. We upgraded digital tracking, not as a check-box, but so production and sales can locate the cause for any issue quickly enough to act. By sharing data about emissions and transport safety, we keep supply lines open for customers that face mounting environmental disclosure rules. Efficiency grows from fixing root causes, not from just pleasing inspectors.
Broader shifts in regulation and market demand influence every run of 1,2-Dimethylcyclohexane. Regional regulations on volatile organic compounds force us to monitor every product spill or vent, both to avoid losses and to reduce environmental footprint. We regularly cycle our technical and regulatory staff through workshops and industry associations, so we stay ahead of legislation instead of scrambling to react.
As the landscape for fine chemicals shifts, we invest in pilot studies for new purification tech, greener solvents, and better automation. Experience has shown that careful upgrades and maintenance win over “shiny new” capital purchases unless there are proven gains. Each new piece of equipment goes through production, QC, and maintenance teams before it enters the line.
Customers explore innovative applications of 1,2-Dimethylcyclohexane in electronics, specialty coatings, and alternative fuels. We partner on early-stage trials, sharing insights on compatibility, impurity profiles, or stability concerns based on direct time in the plant. Translating theoretical lab ideas into production makes us a partner, not just a supplier.
No certificate replaces boots-on-the-ground knowledge. We keep lines running safely because process engineers, operators, and maintenance staff talk out problems, chase odd results, and fix small issues before they become production stops. In our experience, skipping the “extra” checks to save money or time causes bigger trouble down the line. Hands-on work with 1,2-Dimethylcyclohexane—cleaning, testing, and loading—reminds us that even slight process tweaks ripple through the whole product chain.
Technicians who understand both the science and the day-to-day variables catch changes before they matter. It’s the right blend of standard routines with eyes wide open for the unexpected that keeps product quality from batch to batch. Management support lets QC or warehouse crew call out odd smells or test results, then work with production to pin down the source.
For many in the market, 1,2-Dimethylcyclohexane starts as a line on a chemical catalog. For us, every drum comes from teams focused on reliable supply, from verified raw materials to consistent end-use performance. Customers get the benefit of incremental process improvements, transparent analytics, and feedback-driven change. We stake our reputation on manufacturing that looks beyond formula sheets, aiming for dependable results, minimal surprises, and steady partnership.
Living with the molecule—not just selling it—teaches what works, what fails, and where new value waits. Better 1,2-Dimethylcyclohexane comes not from talk, but from day-by-day decisions, on the plant floor and in the lab, working together.