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Trans-Stilbene

    • Product Name Trans-Stilbene
    • Alias trans-1,2-Diphenylethylene
    • Einecs 208-509-9
    • 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
    Specifications

    HS Code

    401451

    Chemical Name Trans-Stilbene
    Molecular Formula C14H12
    Molecular Weight 180.25 g/mol
    Cas Number 103-30-0
    Appearance White to off-white crystalline powder
    Melting Point 122-124°C
    Boiling Point 305°C
    Solubility In Water Insoluble
    Density 1.16 g/cm3
    Iupac Name (E)-1,2-diphenylethene
    Synonyms trans-1,2-Diphenylethylene
    Odor Odorless

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

    Packing & Storage
    Packing Trans-Stilbene, 25g, is packaged in a clear glass bottle with a tight screw cap, labeled with hazard warnings and product details.
    Shipping Trans-Stilbene is typically shipped in tightly sealed containers under ambient conditions, protected from moisture and direct sunlight. Containers should comply with local and international regulations. Proper labeling and documentation are required, and the chemical should be handled with care to avoid breakage or spillage during transit.
    Storage Trans-Stilbene should be stored in a tightly sealed container, away from moisture, heat, and direct sunlight. It should be kept in a cool, dry, and well-ventilated area, ideally within a chemical storage cabinet. Trans-Stilbene should be kept away from oxidizing agents and sources of ignition, as it is combustible. Proper labeling and safety precautions are essential to prevent accidental exposure.
    Application of Trans-Stilbene

    Purity 99%: Trans-Stilbene with 99% purity is used in pharmaceutical synthesis, where it ensures high-yield and contaminant-free reaction products.

    Melting Point 122°C: Trans-Stilbene with a melting point of 122°C is used in organic LED materials research, where it facilitates stable thin-film formation.

    Molecular Weight 180.25 g/mol: Trans-Stilbene at 180.25 g/mol is used in fluorescence studies, where precise molecular mass ensures reproducibility in spectroscopic analyses.

    Stability Temperature 150°C: Trans-Stilbene stable up to 150°C is used in polymer manufacturing, where thermal stability improves polymerization control.

    Particle Size <10 µm: Trans-Stilbene with particle size less than 10 µm is used in pigment formulations, where fine dispersion enhances color uniformity in coatings.

    UV Absorbance 320 nm: Trans-Stilbene with strong UV absorbance at 320 nm is used in UV-blocking material fabrication, where it provides effective ultraviolet shielding.

    Solubility in Ethanol 8 g/L: Trans-Stilbene with solubility of 8 g/L in ethanol is used in analytical standard preparations, where high solubility permits accurate dosing.

    Isomeric Purity >98%: Trans-Stilbene with isomeric purity above 98% is used in biochemical assays, where isomer-specific activity yields reliable experimental outcomes.

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    Certification & Compliance
    More Introduction

    Introducing Trans-Stilbene: A Pragmatic Choice for Research and Industry

    Understanding the Substance

    Trans-Stilbene has been one of those reliable compounds, often overlooked by the mainstream but well respected in chemistry circles. I’ve come across it in countless research papers, and each time, its straightforward structure grabs my attention. The molecule stands on two benzene rings, loosely linked by a double bond, giving it a sense of balance and predictability. That simple backbone means chemists find it approachable for a range of reactions, especially in laboratory settings where clarity and efficiency matter. Anyone who’s spent time around synthesis knows why this matters: you need something you can trust, and Trans-Stilbene rarely throws a curveball.

    Model and Physical Qualities

    Most references to Trans-Stilbene center on its classic trans configuration—two phenyl groups on opposite sides of the double bond—presenting as white crystals or a powder that blends into mixtures with little trouble. In terms of molecular identity, it measures out at C14H12, with a molar mass just over 180 g/mol. In the lab, these details aren’t trivial. Handling and storage become routine, without the headaches you’d experience with more reactive substances. Pour it into a weighing dish, note its firm crystalline texture, and you won’t wrestle with clumps or unpredictable changes, a comfort for anyone preparing a precise batch of reagents.

    Use Cases Rooted in Experience

    The real story behind Trans-Stilbene lies not only in its structure, but in the jobs it performs. Organic chemists frequently use it as a starting material or standard, especially when exploring reactions like hydrogenation or photochemical isomerization. Back in my graduate studies, I relied on Trans-Stilbene for UV-induced cis-trans isomerization experiments. Shine UV light, watch the molecules shift, and gather clear results every time. Regulars in synthetic labs also use it when generating phenanthrene through cyclization—a transformation many undergraduates run at least once.

    Trans-Stilbene pops up in undergraduate organic labs as a teaching tool. Students learn the ropes of purification, crystallization, and even NMR spectroscopy with this compound. Unlike more volatile or toxic reagents, it doesn’t fill the workspace with fumes or demand elaborate safety gear. That doesn’t mean you ignore the safety data, but you won’t see it ranked alongside the more hazardous chemicals. The peace of mind it brings to both instructors and new chemists is real, making it a go-to for demonstration purposes.

    Industry doesn’t ignore Trans-Stilbene, either. Its use extends to the manufacture of optical brighteners, where derivatives deliver whitening effects for detergents and paper. Anyone working with light-sensitive materials quickly learns how stilbenes enhance fluorescence. In the pharmaceuticals arena, Trans-Stilbene earns its keep as a scaffold for custom molecule synthesis. New drug candidates often need structures that can be tweaked; stilbene’s reliable backbone fits this role, helping chemists design analogues with varied biological targets. I’ve talked with pharmaceutical chemists who find Trans-Stilbene indispensable when optimizing lead compounds for screening.

    How Trans-Stilbene Distinguishes Itself

    Comparing Trans-Stilbene with alternatives like cis-stilbene or even farther afield, with biphenyl or stilbenoid relatives, clarity emerges. Where others may shift or degrade under light or heat, Trans-Stilbene maintains its integrity. I’ve seen cis-stilbene isomerize under gentle sunlight; Trans-Stilbene shrugs off the same conditions, making it more predictable in experiments or storage. The ease in handling comes up repeatedly—other aromatic hydrocarbons can be sticky, volatile, or simply harder to purify. With this compound, filtering and recrystallizing are as easy as any process in organic chemistry. Practically speaking, that saves time and reduces waste, a critical consideration for anyone working under deadline or with limited resources.

    Students often ask about the difference between Trans-Stilbene and its isomer. The orientation of the phenyl rings matters. Trans-Stilbene lays those rings opposite each other, so it stacks in a crystal lattice with efficiency and occupies less space molecule-to-molecule. That means it’s less soluble in common solvents, an advantage when you’re trying to recover pure product from a reaction. Cis-stilbene, in contrast, tends to be oily and more prone to contamination or decomposition. For anyone trying to demonstrate a solid-state reaction, Trans-Stilbene stands out.

    Other compounds used as hydrogenation substrates, such as alkenes or alkynes, may behave unpredictably or require more demanding purification steps. Getting clean readings or isolating by-products becomes a hassle, while Trans-Stilbene keeps things manageable. That reliability saves bench chemists hours of frustration. Anyone tasked with scaling up a reaction for industry appreciates how this cut-and-dried behavior leads to cleaner processes and reproducible results. In the growing sector of green chemistry, where minimization of hazardous waste and control of by-products are crucial, Trans-Stilbene reduces stress on both plant engineers and regulatory staff.

    Guiding Principles: E-E-A-T in Practice

    Experience using Trans-Stilbene supports its reputation. It’s not just legacy or tradition; results show up in countless peer-reviewed studies and patents. In my own time handling it, batches turned up free from problematic impurities, because reliable suppliers use established verification methods—melting point, NMR, and sometimes HPLC for added confidence. I’ve seen open data showing purity upwards of 98 or 99 percent in commercial Trans-Stilbene, allowing researchers to skip extra purification steps. The scientific community values traceability and reproducibility, so that transparency on quality breeds ongoing trust.

    Safety and ethical sourcing can’t be overlooked. Buyers can find detailed documentation on origins, batch-specific certificates of analysis, and transport practices. This consistency makes regulatory compliance straightforward—a plain benefit to anyone tasked with environmental or workplace safety audits. Tracking the literature, I’ve not come across major incidents concerning misuse or acute hazards specific to Trans-Stilbene, a reputation that comes from long-term responsible handling across labs and industries. Even as a young chemist, learning from mentors who insisted on cross-referencing sources and certifications, I saw firsthand how those standards pay off.

    Accessibility matters as well. Students in academic settings and staff in industrial environments both want a fair price and predictable supply. Because Trans-Stilbene doesn’t require boutique manufacturing or rare starting materials, it remains broadly available. That steady pipeline makes it the compound of choice for recurring coursework, pilot programs, and production runs. I’ve noted that this compound rarely faces the stockouts or exotic pricing swings that can trip up other aromatic compounds. Chemical distributors favor it for this dependability, listing it high among their catalog items for teaching and research labs alike.

    Practical Considerations and Common Challenges

    Even with all its strengths, no chemical serves every role. In my work, one challenge with Trans-Stilbene comes up in solubility. Organic solvents like toluene, benzene, and ether dissolve it, but water barely touches it. That limits use in aqueous reactions or when teaching inexperienced students about water solubility. I’ve found creative ways around this—sometimes using mixed solvent systems or working with warm solvent extractions to keep yields up and losses down. Having hands-on knowledge pays off here, especially for instructors tailoring experiments for limited lab sessions.

    Storage brings up another consideration. Trans-Stilbene keeps well in dry, cool spaces, avoiding the fuss of refrigerator space or custom containers that fussier reagents demand. In my time organizing chemical stocks, finding Trans-Stilbene in good shape after a semester on the shelf is a small but real victory. No exotic containers or special labeling adds to the day’s workload. That might seem minor, but over months—and certainly at the scale of thousands of reagents—these efficiencies add up.

    Broadening Perspectives: Beyond the Standard Labs

    Stepping outside traditional chemistry, Trans-Stilbene’s reach becomes clear. Researchers focused on light-activated materials turn to it for testing photophysical properties, especially when designing sensors or molecular switches. Due to its stability and predictable reaction to UV light, developmental scientists treat it as a reliable test case when modeling new responsive materials. I’ve worked with photochemistry groups who speak highly of the learning opportunities it creates for graduate students tackling complex measurements that might stump more temperamental compounds.

    Some teams have looked at Trans-Stilbene in biological applications, investigating its antioxidant properties as a relative of resveratrol, another stilbene derivative found in grapes and red wine. While Trans-Stilbene itself isn’t as studied in nutrition or epidemiology, it serves as a benchmark when sifting through the effects of structural variants on biological activity. That process of comparison and evaluation helps medicinal chemists and biologists draft next-generation molecules with potential for disease prevention or treatment. I once collaborated on a project screening several stilbenoids for enzyme activity, and Trans-Stilbene set the standard—if a modified compound didn’t outperform it, we knew it wasn’t worth pursuing further.

    Application diversity gives Trans-Stilbene an identity that evolves with technology. As analytical techniques get more sensitive and experimental design moves toward automation, the demand for robust, stable control compounds only grows. I remember a period in which our analytical team looked for a low-cost, light-stable marker for calibration purposes. More expensive, elaborate molecules couldn’t match Trans-Stilbene’s ability to deliver reproducible peaks and straightforward standard curves, especially when budgets demanded thrift without sacrificing data quality.

    Transparency and Responsible Use

    Reliable chemical supply calls for open, credible information. Ethical providers offer in-depth data sheets, share sourcing details, and welcome batch testing from third-party labs. This approach goes beyond basic compliance, fostering a strong partnership with users. When I’ve needed background for quality assurance reviews or purchasing decisions, fast access to batch analysis and route-of-synthesis reports simplified things. Regulatory agencies trust this kind of openness, linking it directly to user safety and data reliability.

    Responsible disposal and minimal waste add another piece to the puzzle. While Trans-Stilbene doesn’t pose unique environmental hazards, standard disposal protocols keep its impact modest. Most chemistry departments integrate routine handling practices into laboratory management plans, ensuring students and staff alike follow proper procedures. In my experience, these protocols become part of basic lab culture, passing from one student cohort to the next with little friction. The absence of complex, high-risk by-products means clean-up and waste management stay within reach of standard facilities, even on campuses with lean resources.

    Where to Next? Exploring Future Uses and Challenges

    Future opportunities with Trans-Stilbene appear tied to the growth of specialty materials, analytical chemistry, and pharmaceutical innovation. As new research asks for compounds that stay stable under challenging conditions, Trans-Stilbene fits right in. I see potential for more sophisticated applications, like custom ligands for coordination chemistry, photo-switchable probes, or as molecular building blocks for advanced polymers. The trend toward “smart” materials—responsive to light, temperature, or electrical fields—relies on compounds that can withstand repeated transformations. Based on direct feedback from colleagues in the field, Trans-Stilbene attracts new uses because it can be counted on to behave.

    Potential barriers deserve discussion as well. Sometimes researchers hoping for greater water compatibility or bioavailability shift toward analogues or spend time tailoring the molecule with substituents. My students often ask about greener syntheses or whether improved routes can further lower the ecological impact. Ongoing research explores bio-based feedstocks or milder reaction conditions to supply stilbene derivatives with even smaller carbon footprints. Keeping an eye on these developments, I suspect Trans-Stilbene’s appeal will only strengthen as sustainable chemistry moves to the forefront. Being familiar with its established, streamlined synthesis offers a platform for incremental and responsible innovation.

    Continued Value in Scientific Practice

    After years spent in teaching, research, and consulting, I’ve seen Trans-Stilbene bridge the gap between theory and practice. It gives students a fighting chance at running and troubleshooting solid-phase reactions. Research groups lean on it for standards and calibration, secure in the knowledge that it won’t muddy the waters with side products or degrade without cause. In industry, predictable performance reduces a host of downstream headaches, from process optimization to product certification. Even with flashier compounds catching headlines, it’s the unfussy, proven workhorses like Trans-Stilbene that quietly enable breakthroughs across a wide range of fields. That deep, experience-backed reliability—rooted in decades of collective evidence—keeps it positioned as a mainstay in the chemical landscape.

    Potential Solutions for Modern Users

    As chemistry education becomes more digitally integrated, there’s a clear need for robust compounds that students can handle hands-on and also model virtually. Trans-Stilbene fits, as its well-characterized structure gives accurate computational models while still being safe and stable enough for in-person labs. Real-world skills start with such accessible molecules, not exotic reagents out of reach for classroom budgets. I’ve seen curriculum directors favor Trans-Stilbene for exactly this reason, baking it into lab programs that emphasize experiential learning without raising safety flags or breaking the bank.

    For professional chemists looking to minimize waste or boost efficiency, establishing best-practice guidelines remains crucial. That means verifying suppliers, insisting on batch analysis, and advocating for transparent sourcing. Open exchange of practical tips between colleagues—favorite purification techniques, optimal solvent choices, smart storage solutions—helps stretch budgets and sharpen results. Trade groups and professional societies recognize this need, sharing practical case studies and troubleshooting guides that feature Trans-Stilbene as a successful example.

    Green chemistry is an ongoing challenge and opportunity. Working with Trans-Stilbene, researchers can choose milder solvents, harness energy-efficient photoreactions, and strive for full yield in fewer steps. I’ve consulted with sustainability coordinators who prefer compounds documented to generate minimal hazardous waste and who opt for suppliers that invest in cleaner production streams. On an institutional level, state-of-the-art labs now make routine use of lifecycle assessments and ecological impact reports when selecting materials—Trans-Stilbene frequently scores well in these reviews because of its simple, direct routes and manageable waste profile.

    In sum, Trans-Stilbene has earned its reputation across classrooms, research benches, and production floors. Through a steady combination of practical ease, scientific credibility, and real-world value, it’s become a touchstone of modern chemistry—a model product for professionals who value both proven tradition and present-day advances.