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Dodecahydrotriphenylene

    • Product Name Dodecahydrotriphenylene
    • Alias perhydrotriphenylene
    • Einecs 207-131-8
    • 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

    877508

    Iupac Name Dodecahydrotriphenylene
    Molecular Formula C18H24
    Molar Mass 240.38 g/mol
    Appearance White crystalline solid
    Melting Point 143-145 °C
    Density Approx. 1.1 g/cm³
    Solubility In Water Insoluble
    Cas Number 323-89-7
    Structure Type Polycyclic aromatic hydrocarbon (hydrogenated triphenylene)
    Chemical Class Hydrocarbon

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

    Packing & Storage
    Packing Dodecahydrotriphenylene, 25 g, is supplied in a tightly sealed amber glass bottle with clear labeling, hazard symbols, and safety instructions.
    Shipping Dodecahydrotriphenylene should be shipped in tightly sealed containers under an inert atmosphere, such as nitrogen, to prevent oxidation. Store in a cool, dry place, away from incompatible materials. Follow all applicable regulations for shipping organic compounds. Proper labeling and hazardous material documentation must accompany the shipment to ensure safe handling and compliance.
    Storage Dodecahydrotriphenylene 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 and incompatible substances. Ensure proper labeling and avoid prolonged exposure to air. Store at room temperature and handle using appropriate protective equipment to avoid contamination or accidental release.
    Application of Dodecahydrotriphenylene

    Applications of Dodecahydrotriphenylene in Industrial Manufacturing

    Dodecahydrotriphenylene serves as a stable cycloalkane compound that supports high-performance requirements in several specialized chemical sectors. With proven performance in select downstream industries, it maintains consistent quality and meets compliance criteria for reliable formulation and production in advanced manufacturing environments.

    1. Liquid Crystal Display (LCD) Intermediate Synthesis

    As a rigid cyclic hydrocarbon, dodecahydrotriphenylene acts as a critical intermediate in the syntheses of custom liquid crystalline materials needed for advanced LCD technologies. Its unique three-dimensional aromatic structure enhances dielectric anisotropy and thermal stability in the resulting mesogens, which directly contributes to high-definition display clarity and response rates required by high-end consumer electronics and industrial monitors. Production relies on strict control protocols to ensure compatible molecular orientation with downstream LC blends.

    Industry compliance standards

    • RoHS Directive (2011/65/EU) for electronic applications
    • REACH Regulation (EC 1907/2006) for safe chemical substances handling in the EU
    • ISO 9001:2015 Quality Management System for component materials
    • IEC 62471 safety for photobiological control

    Typical usage ratio

    • 5–15% by weight of the precursor mixture, adjusted according to the dielectric properties required in the final LC material; formulators increase proportion when targeting higher birefringence or faster switching speeds.

    Downstream process integration

    • Introduced after primary alkylation and prior to esterification in mesogen synthesis routes; undergoes hydrogenation and functionalization to fit specific LC formulas; removal of impurities via high-vacuum distillation is critical before blending with terminal LC compounds.

    Final product types

    • Twisted nematic LCD mixtures for industrial instrumentation panels
    • Thin-film transistor LCDs (TFT-LCDs) for mobile devices
    • High-stability liquid crystal mixtures for automotive displays
    • Large-format liquid crystal screens for medical diagnostic equipment

    2. High-Temperature Lubricant Additive Manufacture

    This material’s rigid tricyclic structure imparts pronounced oxidative and thermal resistance in high-performance synthetic lubricants. It is introduced as a specialty additive to enhance viscosity stability and reduce volatility under continuous elevated temperatures typical in aerospace turbine oils and specialty compressor fluids. Industrial users rely on its chemical inertia to minimize sludge formation and acidic decomposition, thereby extending equipment life-cycles in severe duty environments.

    Industry compliance standards

    • ASTM D445 and ASTM D974 standards for lubricant properties
    • SAE AS5780B for aviation turbine lubricants
    • ISO 21469:2006 for safety of lubricants with incidental food contact (if applicable for food plants)
    • OECD TG 301B for biodegradability assessment (environmental compliance)

    Typical usage ratio

    • 1–6% by volume in synthetic base oil; formulation optimized through high-temperature stability testing—high-end compressors may apply the upper limit for maximum resistance to oxidation.

    Downstream process integration

    • Added during lubricant formulation at the high-shear blending stage, following base oil refining and before the addition of further functional additives; temperature-controlled mixing ensures molecular dispersion and retention of structural integrity prior to packaging.

    Final product types

    • Aero engine turbine lubricants
    • High-temperature compressor fluids for industrial refrigeration
    • Railway bearing greases
    • Machinery oils for steel mill continuous casting lines

    3. Cycloalkane-Based Specialty Polymer Precursor

    The raw material functions as a key monomer in developing cyclic polyesters and performance plastics demanding superior rigidity and low moisture absorption. Its high chemical uniformity allows downstream users to formulate polymers with consistent thermal properties, dimensional stability, and increased resistance to chemical attack—essential for precision optical components and advanced engineering structures.

    Industry compliance standards

    • UL 94 Flammability Standard for plastic materials
    • EN ISO 178 for flexural properties
    • ISO 10993-5 for biocompatibility (for medical-grade plastics)
    • FDA 21 CFR 177.1580 for indirect food additive polymers (where appropriate)

    Typical usage ratio

    • 35–60% mass fraction in copolymerization batches, ratio tailored to targeted mechanical strength and transparency requirements for downstream molded goods.

    Downstream process integration

    • Integrated at the polymerization reactor feed step; combined with other diacid or diol comonomers under melt polycondensation conditions; catalyst systems adjusted according to the ratio of dodecahydrotriphenylene for control of molecular weight distribution.

    Final product types

    • Optical-grade engineering plastics for camera lenses
    • Injection molded components for laboratory instrumentation housings
    • Insulating parts for high-frequency electronic circuits
    • Specialty medical device casings

    4. High-Purity Cycloalkane Solvent for Analytical Laboratories

    Owing to its chemical purity and non-aromatic character, this cyclic compound sees application in analytical and preparative chromatography as a reference solvent, especially in nonpolar and hydrophobic compound separations. Laboratories benefit from its minimal ultraviolet absorbance and stable boiling point, providing reliable performance for high-sensitivity analyses in industrial QC.

    Industry compliance standards

    • ISO/IEC 17025 for testing laboratory quality systems
    • USP <841> Specific Gravity and <467> Residual Solvents for analytical reagents
    • ICH Q3C Guideline for Residual Solvents in pharmaceuticals (where applied)
    • GLP (Good Laboratory Practice, OECD Principles) for laboratory use

    Typical usage ratio

    • Used as received or up to 100% of the mobile phase for dedicated nonpolar and cycloalkane reference analyses in GC, HPLC, and UV/Vis procedures; quantity determined by column dimensions and sample requirements.

    Downstream process integration

    • Charged directly into analytical instrument solvent reservoirs; serves as diluent or mobile phase component prior to sample injection; impurities controlled by sub-ppm-level purification and validated via spectral purity testing in laboratory QC.

    Final product types

    • High-purity laboratory solvents packaged in fluoropolymer-lined bottles
    • Reference standards for nonpolar substance calibration kits
    • Specialty chromatography mobile phases for industrial QC segments
    • Analytical-grade solvent mixtures for trace impurity detection
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    Certification & Compliance
    More Introduction

    Dodecahydrotriphenylene: Practical Experience from the Source

    Introducing Dodecahydrotriphenylene: More Than a Specialty Hydrocarbon

    Dodecahydrotriphenylene rarely gets the spotlight, but over the past decade, we have seen its role expand in sectors chasing both reliability and performance. Day after day where theory turns to real lab application, our plant’s output of this saturated hydrocarbon—recognized by its unique cyclic framework—serves as the backbone for chemists who want consistent chemical behavior. The model we developed achieves a crystallinity born out of reaction control, not just post-production purification. More than a line item in a catalog, Dodecahydrotriphenylene earned its spot as a solution where ring structure stability is a top priority, whether work happens in automotive polymers, advanced lubricants, or specialty coating R&D.

    Why Purity and Consistency Drive Real Results

    Only hands-on manufacturing reveals how nuanced the actual process gets. Even slight impurities or inconsistent morphology throw off high-end research and application, so we never cut corners on feedstock quality or hydrogenation optimization. Unlike standard cyclic hydrocarbons, triphenylene’s full hydrogenation means every six-membered ring achieves a saturated bond arrangement. The result? Greater chemical stability that stands up to heat and aggressive substrates. For customers in electronic encapsulants or demanding polymer matrices, seeing batch-to-batch reproducibility makes early project failures less likely.

    Behind the Batch: The Details That Matter

    Production starts with triphenylene, itself never trivial to source in volume. Here, hydrogenation isn't just about adding H2—it’s an orchestrated process with careful pressure ramping and catalyst quality control. Skipping steps, like incomplete degassing or ignoring trace catalyst poisons, leads to unsellable product. We maintain a narrow melting range and monitor GC-MS for minor byproducts, not just endpoint conversion. Our batches run at 99% or higher purity, measured by NMR and HPLC, so users see minimal impact from unknowns. It’s common for customers to compare results with generic, loosely controlled lots and find that material made with less rigor fails in precise formulations.

    Physical Characteristics Favored for Process Design

    Our Dodecahydrotriphenylene presents as a white, crystalline solid—free flowing and manageable for charging into reactors or dissolving into process streams. The melting point remains above most room temperatures, which adds practical convenience in storing and shipping during seasonal changes. From a handling perspective, downstream operators appreciate that it resists caking and doesn’t absorb moisture from air. We’ve addressed batch-packing and storage logistics through years of observing what fails—like packaging that flexes or creates static—with calibration from real-world customer feedback. These elements make it possible to reduce downtime and cleaning costs for formulators and scale-up engineers.

    Why Dodecahydrotriphenylene Outperforms Related Materials

    Competitors sometimes ask why customers stick with Dodecahydrotriphenylene when other saturated ring systems, such as cyclohexane or decalin, show structural similarities. Our experience points to one answer most readily: the triple aromatic core of triphenylene, once fully hydrogenated, imparts robustness that single- or double-ring system compounds won’t achieve under the same lab or factory conditions. In polymer chemistry, for example, this means more repeatable thermal transitions and resistance to oxidative degradation during processing.

    Material scientists at our partner companies reported how comparable alternatives, such as saturated naphthalenes, run into volatility or side-chain reactivity issues at elevated processing temperatures. Dodecahydrotriphenylene’s unique fused! ring framework holds up—meaning polymer backbones don’t see premature cleavage or yellowing under UV or heat. Real-life case studies from adhesives or optoelectronic encapsulants keep reinforcing this—those batches made using this fully saturated structure pass cycling tests that others can’t clear.

    Applications That Demand the Best of Structure and Purity

    Polymer manufacturers searching for rigidity without aromatic reactivity make Dodecahydrotriphenylene a preferred additive or co-monomer. Our clients using it in high-performance thermoplastics have sent feedback showing better retention of mechanical properties after thermal aging. Research labs synthesizing new liquid crystalline materials or exploring advanced surface coatings also choose this saturated framework for its finely balanced polarity and inertness.

    Dielectric materials remain a growing segment. Electrical insulation producers notice that introducing this product into their resin mix creates more predictable dielectric breakdown voltages—a direct result of controlling molecular weight distribution and purity constraints throughout scale-up. Similarly, in the lubricants space, formulators using our material report reduced volatility and a lower tendency to form gums, compared with lower-ring-number saturated hydrocarbons, after high-temperature operation.

    Specifications Rooted in Real Practice

    The numbers on a spec sheet only tell half the story, but here’s what proved critical for those troubleshooting manufacturing or experimental bottlenecks:

    These facts matter most in troubleshooting, because during real manufacturing, the smallest deviation from spec shows up early—sticking in feed systems, unexpected color formation, or low conversion. We spot-test across every container to guarantee traceability batch by batch rather than selective sampling, so those at the end of the supply chain aren’t left with headaches from hidden inconsistency.

    Solubility and Process Adaptation Know-How

    In our own pilot tests and those run at customer sites, Dodecahydrotriphenylene dissolves in common nonpolar and slightly polar organic solvents. This lets researchers adapt production easily to both batch and continuous reactors; they can avoid exotic solvents or specialized equipment, making the switch-over from other ring systems less painful.

    For firms handling real-world manufacturing, it means cost and time savings during formulation. You don’t see unexpected clumping at room temperature, nor unwanted clouding after solvent exchange. Handling characteristics match or exceed those seen in smaller ring hydrocarbons, but with double-checks on reactivity that become crucial when high purity is non-negotiable.

    From Lab Bench to Bulk: Actual Performance Stories

    Our clients don’t base their feedback on brochures—they run kilogram and ton-quantity synthesis. In advanced elastomers R&D, teams used our saturated hydrocarbon in chain-extension reactions. Post-cure, their analyses found tighter molecular weight distributions and reduced side-chain scission under tensile testing than with cyclohexane-derived units. Photostability tests in optical display prototypes showed longer lasting clarity and didn’t suffer from the yellowing common with non-fused saturated ring additives.

    Batch quality reflects not just our reactor controls, but the discipline refined with each customer fix or scale-up curveball. The product’s unreactive backbone supports other process advantages, like avoiding color-forming impurities. Feedback loops with end-users led us to focus on tighter control of precursor input and more frequent catalyst regeneration, lessons many customers say shape their repeat purchase decisions.

    Why Our Process Sets an Industry Standard

    Producing Dodecahydrotriphenylene at scale involves more than chemistry textbooks describe. Feedstock tracking, real-time analytics, and adjusting for weather-driven pressure fluctuations in hydrogenation matter a lot because even a single batch slip sets back production weeks—or longer for specialty jobs.

    Our team runs integrity checks across all steps, from reaction to drying to packing. In our own operations, we have replaced materials of construction and optimized solvent wash cycles to prevent trace metal carryover that affects only the most sensitive downstream processes—those where even one part per million can make or break a customer’s formulation.

    By controlling all steps in-house, we manage every variable that affects actual end-use reliability. This hands-on oversight means we can adjust parameters based on seasonal trends, customer-specific requests for tighter melting point ranges, or feedback about storage stability from logistics teams dealing with international shipping conditions.

    Continuous Improvement: Lessons from Industry Collaboration

    Direct conversations with global users create an information loop that improves our Dodecahydrotriphenylene across batches and years. After working jointly with coatings developers struggling with surface pinholes, we traced the root cause to a trace impurity below standard reporting thresholds elsewhere. Adjusting gas feed purity and extending post-reaction filtration corrected the problem for all subsequent production.

    Other industries, like batteries or encapsulated electronics, share success stories about how startup issues with inferior materials—usually batch variance—resolved after switching to a stable, high-grade source. These stories inform daily incremental improvements, like investing in new analytical technology or sourcing different packing materials. We are not only listening; we let our users shape our approach to meet challenges as they arise.

    Environmental and Regulatory Confidence

    Stricter downstream regulatory changes now affect even legacy product use, with updated lists every year. We document raw material sourcing, solvent management, and emission controls so clients always receive the paperwork and traceability matching current compliance needs. During customer audits, open access to our process flow diagrams and control checks keeps the confidence high for all partners in quality-driven sectors.

    Our users’ regulatory and environmental teams review our production certificates to ensure every material meets region-specific registration and reporting requirements. Long-term supply contracts mean any future change to process or spec automatically gets uploaded and communicated. For those relying on approvals and transparency in electronics or specialty coatings, every proactive disclosure translates to faster project rollout and lower compliance overhead.

    Quality Assurance Exceeds Routine Testing

    Production teams lean on more than a quality assurance checklist. We apply regular cross-validation using both HPLC and GC-MS on retained samples. If a batch looks out of range on any measure—purity, melting point, particle shape—it doesn’t ship. Continual retraining for lab staff and investment in next-generation analytical instruments are outcomes of seeing firsthand how a minor slip means hours or days lost on a customer’s line.

    Regular third-party audits of our finished material create transparency not just for us but for our partners’ own customers. Open access to retained sample archives lets anyone retrace a problem right back to its origin and avoid future disruptions. This real-time accountability lost none of its value even as production volumes grew; if anything, the need for traceability increased as the end-use stakes became higher.

    User Feedback: The Source of Constant Evolution

    Customer forums, plant visits, and collaborative troubleshooting meetings inform most of our adjustments. Years back, material scientists working on new liquid crystals highlighted minor batch-to-batch color drift that didn’t affect lab formulations but stood out in display panels. We modified packaging and adjusted post-hydrogenation purification as a direct response. Other users in high-temperature lubricants asked for a low-ash version—the process changed and delivered results now visible through public reports.

    Teams across coatings, adhesives, and polymer research regularly advise on ideal crystal size distributions, so we altered milling equipment rather than sticking to legacy standards. Any win for our customers rebounds to our plant, fueling a cycle of mutual upgrade and tighter collaboration.

    Research, Development, and Looking Ahead

    Ongoing university and consortium partnerships mean we’re always fielding questions about rare structural analogs and new application pathways. Experts in photonics, driverless car sensor encapsulation, or lithium battery insulation ask about edge cases—unique dilution curves, breakdown voltages, or compatibility with evolving resin chemistries. Each new pilot or test run loops back into our chemical engineering team, feeding continuous learning and process tuning.

    Only direct experience, from Benchtop R&D to 10-ton reactors, prepares us to support these users at every scale. Knowledge accumulated from failed runs, as much as successes, feeds into decision-making about raw material grades or which impurities actually matter in application versus lab-only testing.

    Direct Access: Bridging Scale and Expertise

    Users toward the frontlines of industrial chemistry want more than standard documentation—they want context drawn from lived experience. Chemists working on next-generation polymer blends or electronics appreciate being able to trace every melting point anomaly or process behavior to a root cause shared openly, not shielded behind vendor-neutral lines.

    We encourage open communication lines. Laboratory teams reviewing initial pilot batch results know they get unfiltered feedback and full support from people involved in every stage, from catalyst prep to post-filling QA. Our entire production process is visible and open to practical suggestions, not just cosmetic improvements.

    Summary of What Sets Dodecahydrotriphenylene Apart

    Rooted in years of manufacturing and user-driven learning, our Dodecahydrotriphenylene emerges as an answer where high temperature, long-term stability, and batch traceability matter. The fully saturated fused ring structure stands up to challenges found in the latest R&D projects—providing more than textbook performance by avoiding the pitfalls that surface only under real plant or laboratory scrutiny. Each selection of raw material and manufacturing parameter reflects lessons from direct experience and collaborative improvement, making sure each customer’s innovation receives the support of rigorous, practical manufacturing wisdom.