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HS Code |
723444 |
| Product Name | 3-Benzylidene-2,4-Pentanedione |
| Molecular Formula | C12H12O2 |
| Molecular Weight | 188.22 g/mol |
| Cas Number | 4570-57-6 |
| Appearance | Yellow to orange crystalline powder |
| Melting Point | 96-98°C |
| Solubility | Soluble in organic solvents (e.g., ethanol, acetone); slightly soluble in water |
| Purity | Typically >98% |
| Iupac Name | 3-benzylidene-2,4-pentanedione |
| Synonyms | Benzalacetylacetone |
| Smiles | CC(=O)C=C(C1=CC=CC=C1)C(=O)C |
| Storage Conditions | Store in a cool, dry, and well-ventilated place |
As an accredited 3-Benzylidene-2,4-Pentanedione factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 3-Benzylidene-2,4-pentanedione is supplied in a 25g amber glass bottle with a secure screw cap and clear labeling. |
| Shipping | **Shipping Description for 3-Benzylidene-2,4-Pentanedione:** This chemical is typically shipped in tightly sealed, chemical-resistant containers to prevent moisture or air exposure. It should be labeled appropriately, handled as a laboratory reagent, and transported according to local regulations for organic compounds, ensuring protection from heat, light, and incompatible materials during transit. |
| Storage | 3-Benzylidene-2,4-pentanedione should be stored in a tightly sealed container, protected from moisture and light. Keep it in a cool, dry, and well-ventilated area, away from sources of ignition and incompatible substances such as strong oxidizers. Proper labeling and secure shelving are recommended to prevent accidental spillage or mix-ups. Avoid prolonged exposure to air and humidity. |
Applications of 3-Benzylidene-2,4-Pentanedione in Industrial ManufacturingAs a manufacturer specializing in 3-Benzylidene-2,4-pentanedione, we supply this intermediate to selective industries with a proven record of commercial adoption. Below we outline supported downstream application segments, providing details on compliance requirements, actual formulation strategies, process integration techniques, and the range of finished goods produced by our customers. 1. Pharmaceutical Intermediate for Active Pharmaceutical Ingredient (API) SynthesisPharmaceutical manufacturers utilize 3-Benzylidene-2,4-pentanedione as a key building block in the synthesis of select heterocyclic APIs, including some antibacterial and anti-inflammatory agents. The diketone enables Michael addition and cyclization reactions, typically introduced at advanced stages of multi-step synthesis, requiring scrupulous process controls to meet regulatory purity standards. Industry compliance standards
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2. Fine Chemical Intermediate for Agrochemical SynthesisProducers of crop-protection agents adopt 3-Benzylidene-2,4-pentanedione in the preparation of select herbicides and fungicides. It serves as a condensation partner in controlled reactions, forming critical carbon skeletons within plant active compounds. Agrochemical companies have standardized this diketone in their formulation protocols, responding to agricultural regulatory requirements for input traceability and compositional integrity. Industry compliance standards
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3. Intermediate in Specialty Dye and Pigment FormationSpecialty dye and pigment producers employ 3-Benzylidene-2,4-pentanedione during the synthesis of certain high-performance colorants, such as arylidene-based chromophores. The diketone influences tone, stability, and lightfastness in final pigment molecules, serving as a conjugation agent introduced at precise operations under inert atmosphere to control chromogenic outcomes and meet stringent colorimetric criteria. Industry compliance standards
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4. Intermediate for Fragrance Ingredient ManufactureFragrance ingredient formulators use 3-Benzylidene-2,4-pentanedione as a precursor in the synthesis of select aroma chemicals, where its diketone scaffold allows for the formation of musky and balsamic notes. This diketone often enters the synthesis at an early stage, undergoing aldol or Michael-type addition to form high-purity fragrance components that are later refined to meet the performance and regulatory profiles required in perfumery supply chains. Industry compliance standards
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Years of hands-on production experience have shown that 3-Benzylidene-2,4-Pentanedione plays a unique role for customers working in pharmaceuticals, flavor and fragrance, and advanced synthesis applications. Our team has seen more compound developers and research chemists look to this molecule for its straightforward condensation chemistry and its ability to serve as a useful intermediate. By controlling every step from raw materials to final packaging, we’ve built a process that delivers consistent purity and supports large or small-scale requirements alike.
Every batch produced at our site goes through multi-stage purification and in-depth analytical screening. Typical product specifications reflect the needs of both industrial and research users. The color ranges between pale yellow and crystalline solids, depending on minor process variation, but what matters is keeping the assay above 98%. Residual solvents stay below set limits, confirmed with independent GC analysis. Each drum or package includes a verified certificate detailing every test performed.
Our production method draws from classical Claisen-Schmidt condensation, using benzaldehyde and 2,4-pentanedione under solid-phase catalysis. Scaling this process up can tempt producers to cut corners, resulting in unwanted byproducts and inconsistent yields. We believe close attention, combined with regular in-line monitoring and trained operators, rules out surprises. This approach stands out in the industry where batch inconsistency often disrupts customer projects. Instead, we deliver lots packed with the same crystalline structure and melting point batch after batch, which allows formulators and downstream manufacturers to plan further syntheses with confidence.
Pharmaceutical developers often refer to 3-Benzylidene-2,4-Pentanedione as a premier scaffold for synthesizing heterocyclic compounds, like substituted pyrroles or bioactive chalcones. Its conjugated system enhances reactivity while remaining manageable during scale-up, which supports exploration in medicinal chemistry. We’ve seen it underpin building projects for kinase inhibitors, non-peptide drugs, and even niche nutraceutical ingredients.
Customers in the fragrance sector appreciate its structure, which offers a springboard for the creation of flavorful aldehydes and ketones. Its backbone provides modifiable chemical sites, giving perfumers and flavorists wide creative control. We address specialties here too, offering product variants with tailored particle sizes or trace impurity profiles, responding to the strictest olfactory requirements.
Polymer and dye chemists favor this molecule for cross-linking studies, thanks to its dual reactive centers. Our technical team frequently partners with polymer labs to ensure the molecule’s chemical reactivity aligns with innovative polycondensation schemes. Over the years, this hands-on support and technical dialogue have led to breakthroughs, showing the importance of a tight feedback loop between manufacturer and end-user.
We have worked with a wide range of diketone and benzylidene compounds. Not all offer the same balance of reactivity, stability, and handling as 3-Benzylidene-2,4-Pentanedione. Some related intermediates present unpredictable decomposition or require strictly anhydrous conditions for storage and use. In contrast, our product exhibits robust shelf stability under standard conditions, avoiding excessive sensitivity to moisture or light.
By comparison, unsubstituted 2,4-pentanedione acts as a basic chelating agent in metal complex synthesis but lacks the structural variety and conjugation provided by benzylidene substitution. This single substitution opens new avenues for C-C bond formation and cyclization reactions, greatly expanding its synthetic utility. Drawing on conversations with long-term buyers, we know most prefer this compound for its comfortable middle ground between accessibility and controlled reactivity.
We’ve cross-examined our product with similar chalcone-type compounds and found that minor structural tweaks in the benzylidene group or diketone motif can heavily alter reaction yield, side-product profile, or physical handling. Our facility keeps detailed process logs, so we document even minor changes in moisture pickup or chromatic shift between batches. Such traceability has real impact: customers get the repeatable results they demand, and formulation scientists waste less material troubleshooting batch-to-batch unpredictability.
Our chemists and engineers gained their expertise by working elbow-to-elbow with users on scale-up projects. Years of collaboration have brought about process tweaks that serve specialized synthetic needs without sacrificing safety or compliance. For instance, we share best practices on dissolving the compound for use in multistep reactions—starting with solvent compatibility trials and stirring speeds—to sidestep crystallization problems. These practical lessons have saved customers both time and raw material.
Deep knowledge of how this compound reacts under different conditions allows us to offer specific usage advice. Some users seek slow addition rates for controlled condensation, while others look for temperature profiles minimizing byproduct formation in heterocycle synthesis. Our team guides these decisions based on real plant data, not guesswork. This distinguishes us from dealers or resellers, who rarely see the compound beyond its packaging.
Waste management and sustainability frequently come up, especially on larger scales. Our plant handles effluent and off-specification product using in-house distillation and solvent recovery systems. We actively recycle or neutralize production waste. This not only meets regulations but also reassures clients who count on us for consistent, ethically-produced intermediates. These measures have helped us pass customer audits and build trust over long partnerships.
Medical device firms, diagnostic service providers, and industrial research teams benefit most from purchasing directly from a manufacturer. By controlling each batch’s journey from raw material sourcing to shipping, we reduce delays and offer uniquely clear feedback on any issues that arise. Distributors rarely hold process documentation or production records, but we keep archived batch samples and detailed logs for years, supporting direct technical engagement if needed.
Some customers have shared stories of buying similar compounds from secondary sources, only to face supply disruptions or out-of-spec material that disrupts months of formulation work. By relying on a direct source with a proven record, chemists and purchasing teams protect their projects from surprise changes. Our team has always advocated for this clarity, keeping direct lines of communication open for technical troubleshooting, application development, or urgent restocking.
We often get requests for pre-shipment samples, technical data, or on-site audits. These interactions go beyond the sale, letting us demonstrate transparent production, consistent record keeping, and a reliable chain of custody. Supply reliability has kept several global accounts with our operation for more than a decade.
3-Benzylidene-2,4-Pentanedione sometimes presents handling challenges when scaling from bench-top to plant operations. We’ve learned now that the physical form—powder, granule, or crystalline block—affects everything from transfer losses to filtration rates during synthesis. By offering customizable product forms and packaging, we help address these tactile practicalities.
Some applications require lighting-fast solubility, while others prefer slower dissolution to avoid exothermic effects or local supersaturation. Our R&D team has carried out multiple solubility trials under realistic plant conditions, providing reliable data on compatible solvents such as ethanol, ethyl acetate, acetone, and certain glycol ethers. This hard-won data cuts down troubleshooting curves for users scaling up batch sizes or changing process equipment.
Impurities, even at trace levels, regularly affect end-use performance or color development in finished goods. Our production staff works with QC in tandem, tracing back to root causes—be it raw material quality or a brief temperature dip in the reactor. Correcting these finer points has led us to implement denser process monitoring and more frequent inline testing. Field feedback often drives updates at the factory floor, showing how experience translates directly into a better product for the next batch.
Our role extends beyond simply making and selling 3-Benzylidene-2,4-Pentanedione. We see constant change in customer demands as drug discovery moves towards targeted molecules, and advanced material science shifts to greener, more efficient processes. We’ve invested in our plant and technical teams accordingly. Whether it means incrementally reducing residual solvent levels, improving crystallization uniformity, or developing new application notes, our approach focuses on the long haul.
We collaborate with university and national research labs, sharing data and occasionally custom-synthesizing rare derivatives. By participating in technical conferences and industry standards groups, we keep abreast of worldwide developments affecting the intermediate chemicals market. This direct technical involvement allows us to spot new uses and improvement opportunities early, adapting our manufacturing protocols ahead of shifting regulatory frameworks.
Our approach ultimately blends manufacturing tradition with a stubborn focus on quality. New recruits learn from senior technicians not just how to operate reactors but how to document changes, respond to customer concerns, and anticipate issues that advanced users may face. This culture reinforces long-term credibility—an increasingly rare commodity for chemical manufacturers facing pressure from volume-first, quality-second producers.
Our manufacturing process has gradually evolved to emphasize the health and safety of both workers and downstream users. We pinpoint high-exposure stages, taking preventative steps that include closed handling, abrupt cooling, and contained transfer systems. Local regulations drive most of these efforts, but our corporate philosophy aims to stay one step ahead, executing regular process audits and staff training programs.
We support our customers’ environmental commitments as well. Recent years have brought growing requests for documentation on raw material origins, proof of responsible disposal, and chemical traceability. We maintain a record of every critical input, and offer transparency about our supply chain. These measures reassure clients whose end-use products may require final certification or third-party inspections.
Over decades of fine chemical production, experience has taught us to look at each customer’s application and find ways to support beyond mere delivery. When chemical companies treat 3-Benzylidene-2,4-Pentanedione as just another commodity, quality often dips, variability creeps in, and innovation stalls. Our commitment remains fixed: take nothing for granted, constantly improve, and always own responsibility for every molecule that leaves our site.
This philosophy keeps us responsive, transparent, and sustainable. We welcome direct technical conversations about process conditions, specific challenges, and continuous improvement. Our goal is to remain a cornerstone for researchers, manufacturers, and application developers worldwide who rely on consistent, high-quality intermediates. Through comprehensive understanding and hands-on manufacturing, we continue to deliver results that keep innovation moving.