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HS Code |
912287 |
| Name | 4-Biphenylcarboxamide |
| Cas Number | 3458-27-3 |
| Molecular Formula | C13H11NO |
| Molecular Weight | 197.23 g/mol |
| Appearance | White to off-white solid |
| Melting Point | 171-173°C |
| Solubility | Slightly soluble in water; soluble in organic solvents |
| Smiles | C1=CC=C(C=C1)C2=CC=C(C=C2)C(=O)N |
| Inchi | InChI=1S/C13H11NO/c14-13(15)12-8-6-10(7-9-12)11-4-2-1-3-5-11/h1-9H,(H2,14,15) |
| Pubchem Cid | 78062 |
| Synonyms | p-Benzoylaniline; 4-Benzamidobiphenyl |
| Storage Conditions | Store at room temperature, keep container tightly closed |
As an accredited 4-Biphenylcarboxamide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The 100g 4-Biphenylcarboxamide is supplied in a sealed amber glass bottle with a screw cap and clear labeling for safety. |
| Shipping | **Shipping Description for 4-Biphenylcarboxamide:** 4-Biphenylcarboxamide is shipped in tightly sealed containers, protected from light and moisture. It is packaged according to standard chemical safety regulations. Appropriate labeling and documentation accompany the shipment, ensuring adherence to local, national, and international transport guidelines for non-hazardous laboratory chemicals. Handle with care during transit. |
| Storage | 4-Biphenylcarboxamide should be stored in a tightly closed container, in a cool, dry, and well-ventilated area, away from sources of ignition and incompatible substances such as strong oxidizing agents. Protect from moisture and direct sunlight. Ensure storage is in accordance with local regulations for chemical safety. Personal protective equipment should be used when handling material. |
Applications of 4-Biphenylcarboxamide in Industrial ManufacturingWe manufacture 4-Biphenylcarboxamide at industrial scale and supply this specialty intermediate directly to downstream companies with precisely defined specifications for critical chemical end-uses. Below, discover key application scenarios where our material plays a crucial, targeted role in finished-goods production, with process and compliance details tailored to each manufacturing segment. 1. High-Performance Liquid Crystal Monomer Synthesis4-Biphenylcarboxamide functions as a core structural motif during the synthesis of liquid crystal monomers, which are essential for advanced display technologies. Its rigid biphenyl structure introduces precise molecular orientation, impacting phase transition temperatures and electro-optical response in downstream LC mixtures. Formulators value its consistent purity for high-end TFT-LCD and OLED display cell production, where any deviation from specification can result in performance loss or display defects. Handling and dosing protocols follow ISO-based traceability to control downstream blending. Industry compliance standards
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2. Advanced Polymer Additive for Polyamide CompositesAs a high-performance amide-functional chain modifier, 4-Biphenylcarboxamide is incorporated in polyamide (PA) and aromatic polyamide (aramid) composites to improve dimensional stability, glass transition performance, and mechanical integrity under thermomechanical stress. Industrial users leverage its effect on melt viscosity and hydrogen bonding, particularly for electronics and automotive structural parts. Dosing occurs in batch blending or continuous twin-screw extrusion lines, with dosage rates controlled to maintain certification with automotive OEM and electronics component requirements. Industry compliance standards
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3. Intermediate in Agrochemical Active Ingredient SynthesisFine chemical plants synthesize selected herbicides and fungicides using 4-Biphenylcarboxamide as an intermediate, where its biphenyl core confers target bioactivity in final actives. The amide linkage fosters molecule stability during downstream chlorination or esterification, and strict process control ensures no carryover of residuals that could challenge compliance with international agrochemical residue regulations. Demand centers around crop-protection molecule lines with specific aromatic scaffold requirements. Industry compliance standards
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4. Photoresist Component for Semiconductor FabricationLeading microelectronics chemical producers employ 4-Biphenylcarboxamide as a photo-anchoring subunit during the development of novolak and polyimide-based photoresists. Its benzene ring system and amide linker facilitate improved etch resistance and thermal stability on high-resolution wafer lithography lines. Addition protocols and trace impurity analysis follow strict semiconductor supply chain requirements, ensuring downstream integration in 300mm and advanced node fab lines without risking process contamination. Industry compliance standards
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5. Functional Dye Intermediate for Specialty Pigment ManufactureIn high-purity pigment and functional dye manufacturing, 4-Biphenylcarboxamide acts as a scaffold in the construction of organic pigments with high tinting strength and excellent lightfastness. Dye chemists utilize its aromatic skeleton for coupling with azo or anthraquinone moieties, controlling absorption properties for application-specific coloration, such as in security inks or automotive coatings. Quality control teams employ traceability systems to ensure conformance with European and Asian pigment import regulations. Industry compliance standards
Typical usage ratio
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For years, we have centered our daily operations on crafting specialty chemicals that deliver not just reactivity but real, practical reliability in industrial settings. Among our top performers, 4-Biphenylcarboxamide stands out for its steady structure and wide utility across multiple sectors. We produce this compound at a dedicated facility, using established processes that our chemists have fine-tuned for over a decade to reduce variability from batch to batch. The result is a crystalline solid that pushes production reliability forward, regardless of scale.
Our process for 4-Biphenylcarboxamide starts with rigorous raw material selection, usually benzene derivatives of known origin. Each lot is tracked from source to final packaging. Our reactors maintain tight temperature profiles, reducing the formation of side products. Post-reaction, extended washing and neutralization cut down on trace contaminants. We preserve this focus on control right up through drying and milling, delivering material with a moisture level that consistently falls below industry flags for clumping or degradation.
For users outside the “one size fits all” category, we’ve adjusted parameters, such as particle size and purity grades, after discussing requirements with technical staff at different plants. Past experience shows the molecular weight (197.23 g/mol) and melting point stay within narrow bounds, thanks to this recipe—this means formulations draw fewer surprises during scaling, and analytical chemists see cleaner spectra when running checks.
Over time, we have refined our product as both a commercial and laboratory grade solid. Most industrial users prefer a technical grade with purity above 98%, verified through HPLC and supported by NMR for lot checks. Those working in sensitive applications—such as pharmaceutical development—require higher purity standards and trace element screening; we rely on validated methods to meet those. A typical batch arrives as white crystalline powder, with a melting range verified between 148–151°C and minimal residue at loss on drying. These thresholds reflect testing protocols set up long before regulators required them.
Moisture content, particle size distribution, and bulk density occasionally vary due to shipping or handling, especially during humid months. Experience has taught us how to anticipate and counter these shifts: in most cases, this means deeper packaging barriers and double-sealing pouches. We adapt shipment methods based on end-user climate and storage practices, sharing what we learn with receiving teams to head off common pitfalls.
We often hear customers compare our 4-Biphenylcarboxamide to off-the-shelf versions from bulk commodity producers. What comes up most isn’t just purity on the label, but how less consistent competitors’ batches prove over time. The process investments we’ve made—periodic line flushes, regular glassware validations, and vigilant raw material audits—show up in every shipment. We don’t see discoloration, caking, or unexplained mass loss, reducing surprises during recipe changes or formula troubleshooting.
A common point of comparison with related compounds, such as 4-aminobiphenyl or biphenyl-4-carboxylic acid, centers on reactivity and compatibility. 4-Biphenylcarboxamide owes its performance to its amide group, which offers a distinctive combination of thermal stability and mild polarity. In practical terms, this translates to materials that perform well in applications ranging from specialty polymer synthesis to intermediate creation for agrochemicals.
With other biphenyl derivatives, issues arise when certain functional groups promote unwanted crosslinking or degrade at elevated temperatures. We’ve seen firsthand how 4-Biphenylcarboxamide remains reliable even inside extruders, polymer reactors, or medicinal chemistry labs chasing novel molecules. Our hands-on feedback loop means we catch these chemistry nuances before they become reliability headaches for our partners.
Feedback from ongoing client partnerships shapes not just our QA/QC process, but our everyday understanding of where and how 4-Biphenylcarboxamide performs. In polymer chemistry, makers use our amide to introduce rigidity and planarity into main chains, giving finished materials higher glass transition points and improved solvent resistance. Adhesive and coating formulators count on the compound’s ability to form robust hydrogen bonds, leading to products that last longer under sustained mechanical stress.
In pharmaceutical labs, R&D teams reach for this compound to build more complex molecules. The preserved biphenyl backbone serves as a scaffold, helping medicinal chemists construct ligands with the right balance between solubility and target binding. Sulfonation, halogenation, or further coupling becomes easier, with minimal by-product headaches.
We have also documented its growing use in agrochemical research, usually as an intermediate, but sometimes as a building block for substances that offer more selective control properties. The field trials that depend on our batches often report steady and predictable metabolite formation—a testament to both our purification approach and our willingness to share batch characterization data in practical language.
While lab-scale syntheses inform much of the scientific literature, many commercial producers haven’t followed up with scalable, rugged processes. By investing in pilot plant simulations and repeated process hazard studies, we’ve cut down on in-field surprises and streamlined the transfer of this molecule from lab bench to reactor vessel.
Having worked closely with EHS officers at both small and large plants, our team knows the practical aspects of storing, handling, and using mildly aromatic yet non-volatile solids. Each order of 4-Biphenylcarboxamide arrives in packaging that has survived drop tests, stack stress, and simulated warehouse conditions.
During site visits, we pay special attention to common issues, such as dust management, static electricity mitigation, and exposure control for handling crews. Our technical staff delivers regular training on best practices for weighing, mixing, and dissolving in high-throughput vessels. This practical support helps reduce downtime and supports compliance without forcing significant adjustments to established workflows.
Where regulatory or customer-driven documentation asks for more, we provide COAs, trace impurity profiles, and batch-specific transport histories. This level of transparency continues into maintenance and troubleshooting appointments, especially when partners ramp up to commercial scale.
Years of manufacturing experience have reinforced the importance of early, direct feedback from end users. We’ve worked with developers moving from bench to kilogram scale, learning how minor inconsistencies in 4-Biphenylcarboxamide purity can derail important timelines. To tackle this, our quality team adopted a batch segmentation approach: storing validated samples from every run and matching them to individual drum lots. This lets us quickly troubleshoot or provide reference material if questions come up down the line.
Our investment in analytical infrastructure—HPLC, GC-MS, titration rigs, and trained chemists—grew out of repeated requests for finer checks, not regulatory mandate. It’s taught us the practical value of talking directly with the technical leads at each partner company, so issues seldom escalate from small deviations to larger recalls.
New partners often ask about recycling or reuse—partly in response to tightening internal waste policies. Over the last three years, we have collaborated with several production teams to recover and regenerate spent biphenyl intermediates, sometimes sending product back through our reactors for “refreshing.” This is not only about cost saving, but about supporting a tighter loop between synthesis and application. In some plants, we’ve helped take spent product and convert it into process-safe precursors for other chemical families.
Several years ago, a client in the advanced composites sector came to us, struggling with batch-to-batch variability in their previous supplier’s biphenylamide. The culprit surfaced as a trend: wide swings in melting point and flow properties, driven by fluctuating moisture and trace solvent residues. Drawing on our in-house batch archives, we supplied material produced under doubled vacuum sweep cycles and extended tray drying. They reported improved flow consistency, fewer filter blockages, and a measurable drop in rework cases. That outcome led us to routinely adjust drying and screening steps for customers in extrusion-heavy fields and to pass those improvements on to the rest of our user base.
Similar lessons came from pharma partnerships. A project developing a new kinase inhibitor required stringent impurity controls. Through joint analytical mapping, we lowered certain non-polar extractables below the 0.1% mark and shared the underlying process changes with the project chemists in detail. Better traceability sped up regulatory review, and the product cleared scale-up hurdles faster than their previous experience.
Each industrial site has its own quirks—be it solvent recovery cycles, recycling infrastructure, or in-line monitoring. Our delivery of 4-Biphenylcarboxamide doesn’t stop at the loading dock. We spend time learning plant routines, updating MSDS and specification sheets for real use, not for shelf reference. Our chemists are available for virtual or on-site troubleshooting, ready to suggest workflow changes when batch performance falls outside statistical process control. This approach has helped minimize unplanned downtime and avoid unnecessary inventory holdback.
Sometimes a user wants direct integration with their ERP or batch control system. We have developed labeling, tracking, and lot control protocols that sync with major plant management programs, easing documentation loads and supporting rapid unit batch checks at every stage. This wasn’t motivated by external audit pressure, but by what line engineers and supervisors told us would save them time and effort.
Decades of running pilot and commercial lines has taught us that stable recipes live or die by attention to minor details. We continuously benchmark our 4-Biphenylcarboxamide against published and proprietary standards, adjusting washing solvents, crystallization cycles, and final mill screens when field reports hint at caking or fines generation. Our R&D team keeps an eye on rising trends in specialty polymers, pharma building blocks, and material science, shaping future process tweaks based on what industrial and lab partners forecast.
Real-world adjustments often grow from what would seem like small requests: an improved sieve to reduce dust in high-speed loading; a modified liner to prevent leaks in long-haul shipments to monsoon climates; better purge protocols for customers running multi-step synthesis campaigns with tight impurity targets. We treat these as development opportunities, not one-offs. Lessons learned loop back into our process documents and internal training, raising the bar for batch managers and plant operators alike.
Trust comes from shared experience, especially when running technical products like 4-Biphenylcarboxamide through demanding workflows. We anchor this trust in visible process transparency and proactive support, dedicating resources to both process measurement and practical troubleshooting. Long-term relationships—whether with research teams refining a catalyst or factory managers overseeing daily tonnage—spring from open communication and a willingness to adjust when needs shift.
We invest as much in plant-level safety and compliance as we do in rapid prototyping and lab communication. Regulatory landscapes can shift quickly, but fundamental quality and responsiveness remain stable. We listen closely to changes in your manufacturing or lab operation, integrating feedback into future product runs. For every delivered kilogram, there is a network of experience behind sourcing, synthesis, delivery, and support.
Our journey with 4-Biphenylcarboxamide continues, tied directly to ongoing feedback and the evolving needs of real-world chemistry. Each lot is more than a chemical—it is the result of years of technical work, partnership, and a dedication to consistent, practical quality.