Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
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Trans-Beta-Nitrostyrene

    • Product Name Trans-Beta-Nitrostyrene
    • Alias TNS
    • Einecs 209-803-7
    • 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

    175630

    Iupac Name (E)-1-nitro-2-phenylethene
    Cas Number 240-419-9
    Molecular Formula C8H7NO2
    Molecular Weight 149.15
    Appearance Yellow crystalline solid
    Melting Point 58-61 °C
    Density 1.19 g/cm³
    Solubility Slightly soluble in water, soluble in organic solvents
    Smiles C1=CC=C(C=C1)C=CN(=O)=O

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

    Packing & Storage
    Packing Trans-Beta-Nitrostyrene, 25g, sealed in an amber glass bottle with tamper-evident cap, labeled with hazard and safety information.
    Shipping Trans-Beta-Nitrostyrene is shipped in tightly sealed, chemically resistant containers, typically under cool and dry conditions to prevent degradation. Packaging complies with relevant safety and hazardous material regulations. Proper labeling and documentation are provided, and transport is arranged according to local and international guidelines for hazardous chemicals to ensure safe delivery.
    Storage Trans-Beta-Nitrostyrene should be stored in a tightly sealed container, away from light, heat, and moisture to prevent degradation. Keep it in a cool, dry, and well-ventilated area, separate from incompatible substances like strong acids or oxidizers. Properly label the container, and ensure storage complies with local regulations for hazardous chemicals. Use appropriate personal protective equipment when handling.
    Application of Trans-Beta-Nitrostyrene

    Applications of Trans-Beta-Nitrostyrene in Industrial Manufacturing

    Trans-Beta-Nitrostyrene serves as a key intermediate in multiple industrial sectors, valued for its chemical reactivity and compatibility with established organic synthesis protocols. Our facility manufactures this material for integration in downstream processes demanding strict regulatory compliance and technical consistency. Below we outline principal industrial application routes, relevant standards, and technical considerations based on actual manufacturing experience.

    1. Pharmaceutical Intermediate for Active Pharmaceutical Ingredient (API) Synthesis

    Pharmaceutical manufacturers utilize trans-beta-nitrostyrene as an essential precursor in the production of specific API classes, particularly phenethylamine-based compounds. Its application centers on stepwise reductive transformations and carbon–carbon bond formations requiring a stable nitroolefin group. Production lines incorporate this intermediate in multistage synthesis subject to stringent GMP guidelines, with precise control over input concentration to manage yield and impurity profiles. End-point QC involves verification of residual content to comply with pharmacopeial monographs before API isolation.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice Guide for Active Pharmaceutical Ingredients
    • European Pharmacopoeia (Ph. Eur.) Monograph 2034
    • United States Pharmacopeia (USP) requirements for intermediates
    • Chinese Pharmacopoeia (ChP) production standards

    Typical usage ratio

    • Batch input concentration: 1.2 – 3.5 molar equivalents relative to final API target structure; adjustments according to reductive amination yield and waste minimization

    Downstream process integration

    • Incorporated at Stage 2–3 of multi-step synthetic API manufacturing, prior to catalytic hydrogenation or Grignard addition steps
    • Atmosphere-controlled reaction vessels to control exothermic transformation

    Final product types

    • Antihypertensive APIs
    • Central nervous system (CNS) acting pharmaceutical compounds
    • Custom research molecules for clinical development

    2. Intermediate for Agrochemical Synthesis

    Agrochemical formulators deploy trans-beta-nitrostyrene as a building block for selective herbicide and insecticide actives. Its nitroalkene structure undergoes specialized alkylation or reduction protocols which demand contamination-free supply. Process chemists monitor incoming purity and residual solvent, employing the material in closed systems to ensure occupational safety and batch uniformity. Process analytics further guarantee conversion rates before onward formulation of technical concentrates and final dilutions.

    Industry compliance standards

    • ISO 9001:2015 quality management system for agricultural chemical intermediates
    • FAO/WHO specifications for pesticide manufacturing (JMPS)
    • REACH Annex VII (pre-registration of intermediates)
    • Occupational Safety and Health Administration (OSHA) guidelines for chemical handling

    Typical usage ratio

    • Input level: 10–25% by weight in intermediate synthesis; adjustment based on downstream crop target specificity

    Downstream process integration

    • Feedstock in initial ring-building or reduction reactions for herbicide and insecticide intermediates
    • Sequential charging into jacketed reactors with real-time temperature and pressure control

    Final product types

    • Selective broadleaf herbicide active ingredients
    • Pyrethroid-related insecticidal bases
    • Formulated agrochemical suspensions and water-dispersible granules

    3. Additive in Electronic Chemicals for Organic Synthesis

    Electronics chemical manufacturers employ trans-beta-nitrostyrene in fine organic synthesis sequences, especially for generation of advanced intermediates in OLED and photoinitiator production. Precision is paramount as materials integrate into reactions sensitive to trace metal content and microcontaminants. Automated process control and supplier batch traceability ensure each lot meets the thresholds set by downstream device and substrate applications. The material is supplied in sealed containers under nitrogen to avoid moisture uptake and maintain stability until point-of-use.

    Industry compliance standards

    • Semiconductor Equipment and Materials International (SEMI) C1–C10 purity specifications
    • IEC 60747 for organic semiconductor materials
    • ISO/TS 80004-8:2013 for nano-structured chemical processing
    • RoHS Directive (2011/65/EU) for restricted hazardous substances

    Typical usage ratio

    • Intermediate input: 0.5–1.6 molar equivalents, dependent on complexity of organic substrate and efficiency of coupling reactions

    Downstream process integration

    • Introduced during Stage 1–2 of photoinitiator or organic emission layer synthesis, with in-line spectroscopic purity verification
    • Blend into solvent under inert gas, followed by controlled heat-up and subsequent purification

    Final product types

    • Organic semiconductors for display backplanes
    • Photoresist formulations for microelectronic lithography
    • OLED emitting layer compounds

    4. Intermediate for Fragrance and Aroma Synthesis

    Fragrance and specialty aroma compound producers leverage trans-beta-nitrostyrene for select nitro-musk and aromatic aldehyde syntheses. Flavor chemists depend on its predictable reactivity to manage aldol-type condensations and reductions for consumer-end safe compositions. The compound enters synthesis trains subject to food-grade material control and traceability. Control labs conduct GC-MS verification to confirm the absence of nitro residuals in final volatiles intended for fragrance bases and perfumery compositions.

    Industry compliance standards

    • International Fragrance Association (IFRA) safety standards
    • ISO 9235 for natural and synthetic aromatic substances
    • Food Chemicals Codex (FCC) when routed for food-contact flavors
    • EU Regulation (EC) No 1334/2008 for flavoring substances

    Typical usage ratio

    • Synthesis input: 2–6% by weight of target aroma intermediate; batch-specific depending on final odor profile and reduction selectivity

    Downstream process integration

    • Delivers at the initial condensation or reduction stage to generate nitro-musk or aldehyde precursor
    • Intermediate is fully consumed prior to purification and fractional distillation for end-use concentrates

    Final product types

    • Fine fragrance musks
    • Natural-identical aldehyde aroma components
    • Custom flavor and perfume blends for consumer and industrial use

    5. Custom Synthesis Feedstock for Specialty Chemical Research

    Custom synthesis units and contract manufacturing organizations (CMOs) source trans-beta-nitrostyrene for development of advanced materials, polymers, and pharmacological tool compounds. Synthetic chemists exploit its reactivity in carbon–carbon and carbon–nitrogen coupling, often under controlled order-of-addition or continuous-flow protocols. Our plant supplies the material with full Certificate of Analysis (CoA), batch specifications, and documentation for process traceability from lab development to pilot production scale.

    Industry compliance standards

    • ISO 17034:2016 Reference material production standards
    • Good Laboratory Practice (GLP) regulations for chemical research
    • REACH pre-registered substance supply (Title II - Registration)
    • Custom-specific customer QC and material compatibility requirements

    Typical usage ratio

    • Feedstock addition: 0.8–4.0 equivalents per procedure, flexibly adjusted depending on desired transformation and scale-up target

    Downstream process integration

    • Charged during key ring-extension, Michael addition, or reductive amination protocols in research and scale-up workflows
    • Purity control conducted before batch transfer to subsequent isolation or derivatization step

    Final product types

    • Polymer building blocks for advanced materials research
    • Small molecule reference standards
    • Specialty intermediates for API or agrochemical pipeline candidates
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    Certification & Compliance
    More Introduction

    Introducing Trans-Beta-Nitrostyrene: Precision Chemistry at the Core

    Our Work with Trans-Beta-Nitrostyrene

    Every chemist has a handful of building blocks they fall back on for flexibility, utility, and straightforward performance. Trans-beta-nitrostyrene belongs on that shortlist, and we know because we've been making and supplying it for years. This compound has become a mainstay not through marketing speak, but by quietly proving itself across reaction benches: bridge that gap in research, open access to new intermediates, and support a range of innovative downstream transformations. We produce trans-beta-nitrostyrene in our main facility, with batch records stretching back decades. Over years of repeated synthesis, improvements, and feedback from the field, we've learned exactly what subtle differences matter—sometimes only noticed when you're the one making it day in, day out.

    Model and Specifications Driven by Performance

    Trans-beta-nitrostyrene comes in several grades within our roster, but among R&D clients and commercial processors, our TS-BNS-99 holds a place of preference. The reason has nothing to do with how flashy we can make a brochure. It always comes back to purity and monomer integrity. Our TS-BNS-99 typically reaches purity over 99.0%, measured by GC, with an isomeric ratio that consistently tops the industry standard for the trans isomer. What many catalogs call “trans-beta-nitrostyrene” might actually deliver a murky stew of cis/trans blends or trace byproducts, but our process has put those worries in the rearview. Years of synthesis have shown us that subtle impurities, if left unchecked, change the outcome in some of the most demanding catalytic hydrogenations or cyclizations. You’ll find our finished product as a pale yellow crystalline powder, usually packed in tightly sealed amber containers. We go through the details—down to moisture content, trace metal analysis, and a careful look at residual solvents—because the little things can derail a reaction, especially where scale-up is concerned.

    Production batches range from development scale kilolab runs, all the way up through commercial volumes in the hundreds of kilograms. We coat the interior surfaces of vessels with a passivation layer before nitrostyrene condensation, and every lot passes headspace GC to rule out problematic volatiles. This direct oversight keeps faith with research customers in academia, pilot plants, fine-chem companies, and even those in advanced materials development. The last thing you want is to waste time troubleshooting unexplained results because some minute impurity crept in. That’s a lesson best learned early—and a lesson we keep front-and-center with every lot.

    Use Cases from Real Practice, Not Just Textbooks

    Over time, we’ve watched trans-beta-nitrostyrene shift from a niche intermediate to a far more common tool. Academic teams walk through everything from radical additions to cycloadditions, biarylation, or extended conjugation chemistry with its nitroalkene backbone. Many industrial partners value it as a launching point for multi-step synthesis. In practical terms, you can convert trans-beta-nitrostyrene to a range of aromatic amines, oximes, or various heterocycles through well-worn lab protocols.

    One trend we’ve followed closely involves catalyzed reductions, where the compound opens direct avenues to phenethylamine derivatives. Researchers outside the pharmaceutical sector have come up with clever cross-coupling strategies using the nitro group’s versatility, sometimes as a masked amine, other times paired with unique palladium, rhodium, or base-metal systems. We’ve had clients report success scaling reactions from milligram to multi-kilogram campaigns without the batch-to-batch inconsistencies you sometimes find from smaller vendors or variable sources.

    Talking to industrial users reveals still more. Trans-beta-nitrostyrene’s use has grown in the development of dyes, specialty pigments, and optical materials. Some downstream applications get surprisingly technical: one partner used our product in the design of nonlinear optical crystals, citing consistent refractive index shifts due to the reliable trans- isomer configuration. The nitro function also brings practical handling stability compared to some aliphatic intermediates. For those working with aggressive reagents, the aromatic substrate brings a resilience and predictability you just don’t get from some lower-carbon alternatives.

    One point getting overlooked is how much safer and more manageable nitrostyrene is compared to some older intermediates chemists once relied on. With our process locking in trans-selectivity and removing unwanted side products, users avoid runaway reactions or surprise byproducts in downstream steps. There’s more to this than raw numbers on a certificate of analysis: robust process chemistry translates to real-world safety and efficiency on the bench.

    Trans-Beta-Nitrostyrene vs. Its Cousins: Not Just Isomerism

    You’ll find beta-nitrostyrene and its derivatives under all sorts of aliases across suppliers. More than once, someone has bought a “beta-nitrostyrene” only to face unexpected yields, extra peaks on a chromatogram, or just puzzling lag in reactivity. Most of those issues trace back to isomer mix or the persistence of trace tars from incomplete condensation. The synthesized trans isomer offers greater predictability, with its extended conjugation proving less prone to geometric scrambling under mild reaction conditions. In our experience, the trans form precipitates with more consistency and with fewer colored impurities compared to the cis or mixed blends.

    We’ve put side-by-side lots from different sources and run matched reactions in catalysis, nitration, and subsequent reduction. Customers following up often confirm what we’ve observed internally: reactions with our material proceed without tailing, random exotherms, or stubborn residual color that can throw off purification. In dye and pigment work, especially, isomeric purity translates directly into product quality and batch consistency. Even in aromatic amine manufacture, minimizing cis-isomer content means fewer surprise side-products in the final amine fraction, trimming hours from downstream cleaning and rework.

    Some have noted that nominally “cheaper” alternatives sometimes end up costing more in the long run, once you factor in troubleshooting and extra purification. Our process avoids benzaldehyde and nitroethane sources that bring over trace contaminants such as methyl or dinitro-impurities; instead, we source precursors with traceability and test every drum before acceptance in our storage. Every stage from condensation to crystallization happens under tightly controlled protocols, using constant stirring and in-line cooling to avoid overreaction hotspots. These details lower the downstream cost: fewer lost batches, less environmental load, and predictable product every time.

    Quality Benchmarks Earned Through Experience

    Our customers ask for batch records; we provide them, along with ID retention samples and third-party analytical confirmation when necessary. You’ll get raw HPLC and GC traces, not just an edited or idealized “typical analysis.” Our lot archive exists so chemists—whether in industry or academia—can go back, check the actual measurements, and reference against any unexpected results in their own reactions.

    Some of our largest customers first arrived after their own attempts to synthesize nitrostyrene derivatives failed at scale. Early rounds of feedback led to upgrades in filter pore sizing, antisolvent control, and the use of inert-atmosphere transfers. In places where our material ended up in cGMP campaigns, we tracked not only product integrity but also residual environmental exposure, supporting customers through their internal validation and compliance work.

    Years of direct synthesis have shown us that even basic steps—like controlling granular crystal size—make a tangible difference downstream. Customers working in chromatography or solid-phase synthesis reported better filtration, easier washup, and less rack buildup than with coarse, irregular alternatives. These direct conversations with working chemists led us to refine both drying protocols and container lining, ensuring no trace silicone contaminants reach the final product.

    Sustainability, Handling, and Regulatory Experience

    Chemical manufacturing doesn’t stop at producing compounds with high specifications. We’ve seen an increasing drive toward sustainability, compliance, and transparency. Years ago, we committed to green chemistry principles not as a buzzword, but as a practical route to stability and futureproofing. Our production method for trans-beta-nitrostyrene reduces waste compared to legacy syntheses by continually recovering and recycling minor streams, including solvent fractions and catalyst residues.

    Long experience with regulatory compliance comes in handy. We follow national and international requirements tightly. Production records, environmental impact data, and chain-of-custody documentation have become core to our workflow. Chemists can see exactly how their product was made, and environmental staff can track all relevant byproducts and safety protocols. Third-party auditors visit our plant annually, performing full trace reviews of both process and storage.

    Handle trans-beta-nitrostyrene with standard laboratory precautions. From our side, every container leaves purged free of headspace oxygen, closed with tested seals, and double-bagged to protect against shipment bumps. We learned from customer feedback not to rely simply on “industry standard” packaging. Some years ago, we made a decision to up-grade to UV-resistant containers and thicker liners for international shipments, reducing degradation on dockside or in hot warehouses. In working with both small and industrial buyers, these container upgrades paid back with cleaner outcomes and less returned material.

    Continuous Improvement—Drawn from the Lab, Not the Boardroom

    The best changes in our production process almost always come from on-the-bench chemists, not management committees. Years ago, a customer from a university organometallics group ran a batch of catalytic reduction that tailed far beyond predictions. Their troubleshooting, combined with our analytical review, identified a low ppm impurity in our product’s back-end condensation. Building on that, we changed both batch quenching protocol and recrystallization solvent. Next batches worked smoothly for everyone, including a nearby electronics manufacturer who saw improved dye uniformity on PET substrates.

    Listening and adapting defines our approach to compounds like trans-beta-nitrostyrene. Another real-world example: tighter moisture control on our finished batches led to higher yield and clarity in downstream aziridine syntheses at one pilot custom synthesis lab. Making these adjustments didn’t start as a marketing exercise, but as practical feedback and real analysis, then methodical change management in our processes. By keeping technical lines open with customers and asking for raw reaction feedback, we avoid the sort of “mystery ingredient” issues that can plague supply chains.

    Challenges, Solutions, and Looking to the Future

    Trans-beta-nitrostyrene isn’t the sort of compound where you can afford to wing it or cut corners. Some industries go through cyclical booms and dips—fine chemicals aren’t immune. Every year brings new sets of challenges, from shifts in regulatory scrutiny to changes in global supply chain reliability. We’ve weathered these by owning the whole process: from raw input sourcing, through processing, purification and shipping, all the way to end-user feedback and ongoing review.

    One of the hurdles we navigate deals with precursor variability. Sourcing benzaldehyde and nitroethane with a clean bill of health isn’t always easy, especially as global supply patterns shift. To deal with this, every incoming batch hits our analytical lab for verification—not just for purity, but for contaminant panels relevant to downstream users (think trace halides or amine precursors). Adapting procurement and not relying on a single source provides resilience, and that means end-users rarely feel a crunch, even when global feedstock supply gets unpredictable.

    Disposal and environmental management grow in complexity every year. We take that seriously by recovering atmospheric emissions, treating condensate streams in-house, and constantly seeking ways to lower overall process energy. Managing nitroamine waste, solvent recovery, and heat load isn’t a checkbox activity; it’s measurable, ongoing effort, shaped by years of evolving standards and direct operational improvement.

    Seeing customers build on our core trans-beta-nitrostyrene feedstock in new directions—next-generation fluorophores in imaging, higher-stability materials in optoelectronics, or as creative steps in peptide-inspired chemical synthesis—offers daily proof that careful, steady production pays off.

    Why Working Direct with the Manufacturer Makes a Difference

    Being the actual producer allows us to guarantee what goes into and comes out of every shipment. We’ve seen clients switch to our material after issues with resellers and realize just how much difference there is in on-spec versus “close enough.” If a researcher hits a snag, we track the real lot, grab archived samples, run new analyses, and talk with the actual formulators and operators who handled each drum. Getting to the root of an issue doesn’t take weeks of calls—our team works with hands-on knowledge, not assumptions.

    Over decades, we’ve learned from every mistake, every out-of-spec deviation, and every late-night troubleshooting session with a customer. It’s this lived, accumulated experience that informs the consistency, safety, and reliability of our trans-beta-nitrostyrene. Every batch carries forward this practical knowledge. In a chemical world where reliability matters more than hype, this level of direct engagement sets a benchmark we’re proud to meet, every single day.