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HS Code |
709746 |
| Chemical Name | 1-Naphthaleneacethydrazide |
| Molecular Formula | C12H12N2O |
| Molar Mass | 200.24 g/mol |
| Cas Number | 6747-95-1 |
| Appearance | White to off-white solid |
| Melting Point | 186-189 °C |
| Solubility | Slightly soluble in water, soluble in organic solvents |
| Storage Conditions | Store in a cool, dry place, keep tightly closed |
| Synonyms | 1-Naphthylacetylhydrazine |
| Purity | Typically ≥98% |
| Smiles | C1=CC=C2C(=C1)C=CC=C2CC(=O)NN |
| Inchi | InChI=1S/C12H12N2O/c13-14-12(15)8-10-6-4-7-11-5-2-1-3-9(10)11/h1-7H,8,13H2,(H,14,15) |
As an accredited 1-Naphthaleneacethydrazide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 1-Naphthaleneacethydrazide is supplied in a 25g amber glass bottle with a secure screw cap and tamper-evident seal. |
| Shipping | 1-Naphthaleneacethydrazide is shipped in tightly sealed containers, protected from light, moisture, and incompatible substances. It is packed per regulatory requirements for hazardous chemicals. The packaging ensures safe transport, minimizing risks of leaks or spills. All shipping complies with local, national, and international chemical transport regulations. Safety documentation is included. |
| Storage | 1-Naphthaleneacethydrazide should be stored in a tightly sealed container in a cool, dry, and well-ventilated area, away from direct sunlight and incompatible substances such as strong oxidizers and acids. Protect from moisture and sources of ignition. Label the container clearly and handle using appropriate personal protective equipment to prevent inhalation, ingestion, or skin contact. Store according to standard laboratory chemical storage protocols. |
Applications of 1-Naphthaleneacethydrazide in Industrial Manufacturing1-Naphthaleneacethydrazide is a specialty organic intermediate widely adopted in the synthesis of fine chemicals. Below are key end-use scenarios in which this material has proven performance in real-world manufacturing environments. Detailed compliance references, process guidance, and end-use formulations are presented for each industrial segment. 1. Commercial Synthesis of Fungicide IntermediatesProduction facilities employ 1-naphthaleneacethydrazide during the manufacture of key intermediates required for certain systemic agricultural fungicides. It participates as a selective nucleophile in the construction of hydrazone frameworks, under controlled batch or flow chemistry conditions, to yield intermediates that enhance final product stability and bioactivity. This step is performed at elevated temperatures with closely monitored reaction parameters to comply with crop protection industry requirements, ensuring precise conversion to registered active compounds. Industry compliance standards
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2. API Key Intermediate Manufacturing for Oncology DrugsChemical process developers utilize 1-naphthaleneacethydrazide in pharmaceutical ingredient synthesis, particularly during the route development for targeted oncology compounds featuring hydrazone or naphthyl motifs. The material enables selective introduction of functional groups and provides exceptional purity control, essential for downstream cGMP compliance and subsequent hydrogenation or cyclization. In API manufacturing, traceability and impurity profiling trace back to this stage, so process validation and analytical methods center on this transformation. Industry compliance standards
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3. Specialty Dye ManufacturingTextile and ink producers select 1-naphthaleneacethydrazide as a building block for the creation of azo and hydrazone dyes exhibiting strong lightfastness and chemical resistance on cellulose and synthetic fibers. During colorant synthesis, it operates as a diazo coupling partner under controlled pH, optimizing shade and compound stability. Rigorous safety, effluent, and color strength specifications drive tight process control and waste minimization on dyeing lines. Industry compliance standards
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4. Chemical Sensor Material FabricationAnalytical instrument and sensor component manufacturers employ 1-naphthaleneacethydrazide as a key material for the production of reagent layers in chemical sensors designed for aldehyde or ketone detection. Its hydrazide functionality offers high reactivity and stable sensor response, supporting integration into optical strips and microfluidic cartridges. Cleanrooms maintain strict validation of each step, from in-line coating to packaging, to uphold precise calibration and detection standards. Industry compliance standards
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Working every day in chemical manufacturing has taught us to pay attention to details and craftsmanship that often escape notice. With 1-Naphthaleneacethydrazide, we see a unique tool for chemists and formulators aiming to bridge aromatic and hydrazide chemistry. Our experience on the shop floor reveals how this compound stands out for its stable naphthalene framework and reactive hydrazide group, which deliver both structure and adaptability for downstream synthesis.
The model we produce consistently features high purity, meeting demanding industry needs. Synthesized using batch-controlled procedures and tested at various production stages, our 1-Naphthaleneacethydrazide maintains a fine white to off-white crystalline appearance. Typical specification packages include only minimal trace residues—our daily quality control routines push below 0.5% moisture and keep impurities well within accepted limits. Each lot comes from monitored reaction vessels, not bulk commodity blending, giving our technical team full command over every kilo that leaves our site.
We’ve seen first-hand how the double-ring structure of naphthalene delivers robustness under heat and processing stresses that would compromise other aromatic hydrazides. Our reactors handle plenty of requests for alternative hydrazides, but few offer the thermal and oxidative stability that 1-Naphthaleneacethydrazide brings. This backbone resists unwanted ring opening during reactions, and we rarely see side-products during work-up or purification—a benefit that cuts down on waste and headaches for chemists scaling up lab trials.
Chemical manufacturing isn’t a world of maybes and hypotheticals—it’s about repeatable output, process reliability, and minimizing surprises between lab-bench concepts and ton-scale production. 1-Naphthaleneacethydrazide frequently serves as an intermediate for specialty colorants, pharmaceuticals, and certain agricultural protectants. Customers report smoother acylation and condensation steps when using our material. In some routes, it helps drive the formation of new heterocycles, thanks to its well-calibrated nucleophilicity and solubility characteristics.
Our synthesis teams have optimized the work-up so filtration proceeds rapidly and crystals form in manageable, free-flowing form. This is not always the case with semicarbazides or aliphatic hydrazides, which often cake up or hold onto solvents. We regularly receive feedback: switching to our naphthalene-based hydrazide trims hours from downstream purification, which means customers avoid bottlenecks and unpredictable variability in yield.
People sometimes ask why 1-Naphthaleneacethydrazide, and not an alkyl or benzoyl hydrazide. Over years in production and scale-up support, several points come up repeatedly. One, the aromatic naphthalene core changes the electronics of the hydrazide group, pushing reactivity in directions not easily matched with simpler backbones. This matters when synthesizing targets where selectivity is crucial. Two, the melting point generally runs higher, which helps users avoid premature decomposition in multi-step processes.
We manufacture hydrazides with different backbones, and the comparison is clear. Take benzoyl hydrazide—cheap and available, but its reactivity profile and process impurities often complicate precision chemistry. Aliphatic hydrazides bring flexibility but lack the contribution to aromatic stacking or rigidity in final products, limiting their utility where product consistency or mechanical strength is needed. The naphthalene variant addresses both issues, often enabling reactions that either fail outright or return poor yields with other agents.
We see a difference when chemicals move through too many hands before reaching a user. By synthesizing, purifying, and packaging 1-Naphthaleneacethydrazide entirely in-house, our team controls contamination risks and variable handling. Batch records remain accessible, our QC chemists personally verify samples, and we keep traceability tight. This approach builds trust with repeat customers and shields them from common pitfalls seen with merchant resellers or poorly tracked imports.
Trace metals and solvent residues tell experienced eyes whether a compound has changed hands too many times. Because we do not outsource critical process steps, we’ve nearly eliminated post-shipment complaints about fouled equipment or contaminant peaks. For researchers or production plants running months-long programs, this consistency means repeatable data and more predictable costs.
Our formulation teams advise users to store 1-Naphthaleneacethydrazide cool and sealed, not because it’s unstable, but to maintain optimal reactivity. Experience shows the material stays free-flowing and non-hygroscopic for extended periods on the right racking. Odd lumps or off-odors often trace to poor handling upstream; our packaging technicians rely on robust lining and double-seal techniques to keep each batch protected from air and light swings. In our own accelerated stability assessments, properly packed batches show negligible change even after a year under controlled conditions.
Our team works under strict compliance with workplace safety and environmental rules. We’ve implemented closed filtration and dust-extraction systems to keep air levels well below recommended limits. Our wastewater treatment systems are set to neutralize all mother liquors, so any hydrazide residues reduce well before plant discharge. Plant workers receive regular exposure training, and we take feedback from line operators seriously—frequent glove changes, proactive skin protection, and clear PPE standards exist for a reason, based on lessons learned during plant operations over the years.
In our market, responsible manufacturing means minimizing off-gassing and solvent carryover. Since we work with hydrazide intermediates regularly, our facilities prioritize recyclability and emission controls. Clients sometimes ask for advice on downstream waste handling, and we provide real-world insights—not just recitations from safety data sheets. True environmental stewardship in chemical production takes active monitoring, root-cause investigations when issues arise, and clear accountability on batch records.
Global chemical supply chains have faced bottlenecks from unexpected logistics disruptions and shifting regulatory requirements. Over the past decade, we have invested continuously in upstream integration—sourcing naphthalene and acetic hydrazide precursors through traceable origins and maintaining ample production stocks. This approach carried us through periods where traders and blenders encountered significant delays or shortages. End-users of 1-Naphthaleneacethydrazide rely on steady deliveries from us because their own processes cannot halt for raw material gaps. By keeping raw material qualification and final packaging inside a closed loop, our customers avoid the surprise of specification deviations or missed shipments.
Some clients have switched from brokered hydrazide options after encountering unpredictable performance or impurity blips that crippled ongoing projects. Our production flexibility allows us to adjust batch size or package format for projects from small scale R&D to multi-ton campaigns. Rather than guessing material provenance, our partners can count on transparent batch histories and ready technical support from developers who understand the intricacies of hydrazide chemistry from source to shipment.
Contract manufacturing outfits handling active pharmaceutical ingredients use our hydrazide to initiate ring-closure in heterocycle construction, benefiting from the clean reaction signatures and manageable work-ups. Several pigment makers depend on our batch-controlled product to anchor azo coupling steps, achieving chromatic intensity and purity hard to replicate with other precursors. We’ve helped formulators in agrochemical development troubleshoot late-stage processing by recommending processing tweaks based on long-term batch trends.
We also field questions from resin and polymer labs seeking rigid, aromatic hydrazides for their network-forming chemistry. Our direct technical service team shares case-specific insights, such as solvent selection, temperature ramp protocols, and work-up tips, based on practical challenges observed at the plant. Years on the production line have shown that open communication can shorten development cycles and keep scale-up projects on track.
We have learned the most listening to customers describe their hurdles in scaling up reactions, purifying products, or managing variable impurity loads. One frequent report: batches of 1-Naphthaleneacethydrazide compare favorably to commodity variants, especially during downstream conversion to carboxamides, ureas, or triazoles. Our flagged feedback loops reach the production manager and quality assurance team, who quickly adjust drying or seeding protocols in response to on-the-ground needs. This hands-on approach keeps our product aligned with evolving application requirements, rather than drifting into complacency.
We treat every batch as a partnership with the end user. If anomalies show up—an unusual melt range, solubility issue, or filtration hiccup—our team mobilizes to uncover the cause and prevent recurrence. Such quality vigilance helps the community of users build confidence and enables faster adoption in demanding synthetic routes. The lessons we pick up from these dialogues refine our processes well beyond regulatory minimums.
Manufacturing chemistry that holds up to both internal audits and third-party review means careful recordkeeping and documentation. Our control labs operate with full transparency, logging calibration, raw data, and verification signatures. When a customer prepares for a regulatory filing or needs substantiation for QC trends, our archive delivers the actual batch records—not marketing paraphrasing but technician records from original runs.
We focus on making sure customers never have to question the identity or purity of their raw material. Our instrument calibration logs remain open for examination, and we provide authenticated samples when needed for method validation or cross-lab confirmation. Building trust by open documentation proves essential in regulated markets, and our manufacturing protocols reflect this expectation.
Adjustments for scale-up, regulatory shifts, or market needs occur all the time. Some product managers require tighter particle size distribution for rapid slurry filtration; others need alternate solvent systems for environmental compliance. Our teams have responded with targeted tweaks—either by varying crystal seeding in reactors or custom packaging changes to protect batches during transportation in humid climates.
We do not simply replicate commodity hydrazide protocols but adapt process steps and purification as new data emerges. When end-users need guidance, they get real insight—not generic advice, but distilled know-how from our synthesis and QMS experts who monitor lot-to-lot variation and setup root-cause reviews for any deviation. Robust feedback and adaptation keep our 1-Naphthaleneacethydrazide consistently high-performing across diverse usage environments.
Chemical users today value predictability and accountability. Our repeat business comes from years of stable supply and the ability to explain both strengths and limitations honestly, without embellishment. Over the years, the product has found a place with innovators who push synthetic chemistry forward. They count on raw materials that do not force process stoppages or generate out-of-spec intermediates.
We stay in close contact with both long-term partners and newer clients piloting novel reactions. Their constructive criticism and support keep us focused on incremental improvements. As market needs shift—tighter regulatory controls, evolving analytical requirements, or new application ambitions—our approach remains grounded in the practical know-how gained from hands-on manufacturing.
Every ton of 1-Naphthaleneacethydrazide we ship represents a chain of choices—upstream integration, disciplined process management, active listening to customers, and a commitment to environmental and worker safety. The insights that shape our approach come from people who run the reactors, test the batches, field the calls for technical troubleshooting, and carry accountability for each delivery.
Chemical manufacturing works best when transparency, responsiveness, and technical rigor go hand in hand. Our daily commitment to these values enables the community of synthetic chemists, formulators, and process engineers to trust in our product as more than just a specification in a catalog, but as a partner in their innovation pipeline. This trust, built batch by batch over years of collaborative work, defines our contribution to the evolving world of specialty chemicals and advanced intermediates.