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HS Code |
531615 |
| Iupac Name | 8-Carboxynaphthalene-1-carboxamide |
| Molecular Formula | C12H9NO3 |
| Molecular Weight | 215.21 g/mol |
| Cas Number | 144000-07-5 |
| Appearance | Solid (white to off-white powder) |
| Solubility In Water | Low |
| Boiling Point | Decomposes before boiling |
| Structural Formula | C1=CC2=C(C=CC(=C2C(=O)N)C(=O)O)C=C1 |
| Synonyms | 8-Carboxy-1-naphthamide |
As an accredited 8-Carboxynaphthalene-1-Carboxamide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Amber glass bottle, 25g net weight, sealed with a screw cap. Labeled with product name, CAS number, and hazard warnings. |
| Shipping | 8-Carboxynaphthalene-1-Carboxamide is shipped in tightly sealed containers, compliant with chemical safety regulations. Packaging ensures protection from moisture, heat, and light. Typically transported as a solid, it requires labeling as a laboratory chemical, with documentation for safe handling and spill response, and must be kept away from incompatible substances during transit. |
| Storage | 8-Carboxynaphthalene-1-carboxamide should be stored in a tightly sealed container, away from moisture and direct light, at room temperature (15–25°C). Store in a well-ventilated, dry area, segregated from incompatible substances such as strong oxidizers. Ensure proper laboratory labeling and maintain access to Material Safety Data Sheets (MSDS). Use personal protective equipment when handling and transfer to storage. |
Applications of 8-Carboxynaphthalene-1-Carboxamide in Industrial ManufacturingAs a dedicated producer of high-purity 8-Carboxynaphthalene-1-Carboxamide, we deliver consistent quality for established industrial sectors. The following application scenarios reflect only validated downstream use-cases where this specialty intermediate plays a critical formulation or processing role. All details below are based on longstanding real-world implementation and recognized compliance requirements. 1. Organic Pigment Synthesis (Naphthalimide Derivative Manufacturing)In specialty pigment manufacturing, this compound serves as a targeted intermediate for the synthesis of advanced naphthalimide-based dyes and pigments. Its di-functional carboxamide structure supports nucleophilic substitution and cyclization chemistry crucial for producing high-grade yellow and orange organic pigments widely used in coatings and plastics. Manufacturers integrate it at specific process points to optimize chromatic properties, enhance light fastness, and meet regulatory colorant purity demands for industrial and graphic arts applications. Industry compliance standards
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2. Fluorescent Brightener Additive ManufacturingChemical producers employ this compound in the production of highly stable fluorescent brighteners (optical whiteners), leveraging its aromatic structure for post-condensation modifications. The resulting additives provide enhanced fluorescence in plastics, detergents, and paper products by efficient UV absorption and blue light emission. Its purity and functional consistency ensure the optical performance defined by end-user formulations, while regulatory adherence remains critical for safe consumer exposure. Industry compliance standards
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3. High-Performance Polymer Modifier ProductionPolymer manufacturers select this compound as a reactive modifier during the synthesis of polyimide and specialty polyamide resins. Its bifunctional groups enable covalent incorporation, resulting in improved thermal stability, color stability, and mechanical properties. This approach is predominantly adopted for demanding engineering plastics and films where downstream processors require stable color properties and enhanced resistance to degradation under high-temperature processing conditions. Industry compliance standards
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4. Specialty Dye Precursor for Textile ApplicationsTextile chemical producers rely on this carboxamide as a building block for the synthesis of select disperse and acid dyes used in synthetic fiber coloration. The compound’s naphthalene core and functional groups contribute to molecular stability and color shade precision during dye formation, supporting reproducibility in high-throughput dye houses. The resulting dyes meet international standards for colorfastness and ecological impact, crucial for apparel and interior textile segments. Industry compliance standards
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Every chemical tells a story, whether it’s in the complexity of its synthesis or the breadth of its applications. In the case of 8-Carboxynaphthalene-1-Carboxamide, experience has shown that this molecule brings clear benefits to researchers and industrial partners who value performance, reliability, and clarity in specifications. Over years of hands-on production, the unique structure of this compound has set it apart from conventional naphthalene carboxamides, both in reactivity and downstream versatility.
8-Carboxynaphthalene-1-Carboxamide contains two distinct functional groups attached directly to the naphthalene ring—a carboxylic acid at position eight and a carboxamide at position one. This particular arrangement makes a significant difference compared to other naphthalene derivatives. Over numerous batches, it’s become clear that the position and nature of substitution have a marked effect on solubility, intermolecular interactions, and crystallization behavior. By controlling each step from raw material selection to final processing, we steer clear of isomer confusion and offer a product that leaves no room for guesswork in formulation or further synthesis.
In manufacturing, the fine balance between high purity and product stability poses daily challenges. Through established crystallization protocols and continuous in-process testing, we maintain control over trace impurities which might otherwise impact sensitive synthetic routes down the line. Laboratories and industrial customers routinely remark on the absence of yellowing or contaminants that could interfere in demanding applications. Rigorous quality oversight means every shipment delivers consistent, reproducible results, time after time, without surprises.
In practice, 8-Carboxynaphthalene-1-Carboxamide supports both small-scale research and large-volume industrial programs. Its dual-functionality opens the door to broad reactivity—something that synthetic chemists recognize instantly when faced with the need for site-selective transformations. In our own internal labs and in partners’ facilities, the compound’s stability in solution translates into ease of handling and storage, factors that shape schedules and budgets in real ways.
In dye manufacturing, the arrangement of electron-donating and electron-withdrawing groups on the naphthalene core changes the way the molecule interacts with other reagents. Experience shows that this influences color fastness and intensity in finished products. Direct communication with formulators over the years has led to incremental improvements in both the color yield and reproducibility of specialty dye batches. Technical teams working in pigment synthesis find that the compound’s specific reactivity improves yields in coupling steps, avoiding costly reworks that standard carboxylic acids may introduce.
Pharmaceutical development teams often select 8-Carboxynaphthalene-1-Carboxamide as a starting point for heterocyclic scaffold construction. Its relatively high chemical stability broadens the operational window for functionalization—something we recognized after early exploratory projects required robust intermediates that resisted decomposition under standard conditions. Medicinal chemists reported fewer issues related to side reactions or decomposition products. The upshot: less troubleshooting, more forward momentum in drug development projects.
In the polymers sector, the two functional groups on this molecule act as reactive handles for controlled chain growth or cross-linking. Teams focused on next-generation coatings and resins highlight the value of predictable reaction profiles and thermal behavior. Feedback from process engineers includes praise for low batch-to-batch variation, which helps reduce waste and streamline downstream processing. We have watched adoption climb year by year as technical directors weigh both economic and technical drivers in raw materials selection.
Some molecules seem straightforward until the first scale-up run reveals unexpected problems: side products over-accumulating, color changes, or viscous residues that foul filtration. Over years, hands-on efforts have gradually shaped a deep toolkit—preparative chromatography setups, analytical runs at every step, and solvent systems fine-tuned for both yield and isolation. This hard-won experience translates into product batches that match published specifications and behave as expected in real-world chemistry. Routine review of historical batch records and customer feedback leads to rational process adjustments, which optimize throughput without compromising product integrity.
Many researchers note that purchasing directly from the manufacturer avoids risk-prone hand-offs, possible contamination during repackaging, and the paperwork headaches of ambiguous sourcing. Having direct control over every phase, from initial synthesis through final shipment, means we can answer technical questions quickly and offer detailed batch histories upon request. For specialists working under tight regulatory requirements, this level of transparency isn’t just a convenience—it’s essential.
Our own technical group regularly participates in application troubleshooting and custom solution development. This has led to product refinements that genuinely reflect unmet needs we hear about in the field—not just theoretical wish-lists written up in marketing meetings. For instance, controlled particle size specification, moisture level guarantees, and tailored solvent compatibility have all grown out of direct collaboration with users who depend on consistent results.
The landscape of naphthalene-based intermediates expands every year, yet few analogues blend as much synthetic flexibility with operational reliability as 8-Carboxynaphthalene-1-Carboxamide. Typical mono-substituted naphthoic acids or naphthalenesulfonic acids cover some ground in dyestuff and pigment chemistry, but dual substitution changes both the electron distribution and the range of compatible reactions. Our in-house tests have confirmed improved reactivity in peptide coupling and amidation sequences compared to older single-function products.
Other manufacturers sometimes offer isomeric naphthalene dicarboxamides and dicarboxylic acids, but feedback points to reduced solubility or stability, especially when the synthesis route isn’t tightly controlled. Our process minimizes by-product retention and ensures consistency lot after lot. In collaborative research efforts, inconsistent starting material quality often accounts for wasted effort; choosing a product with a reliable track record saves both time and financial resources.
Distributors or traders occasionally recommend broad-purpose carboxamides or dicarboxylic acids, arguing that slight positional changes rarely matter in large-scale processes. Years of customer experience and feedback from pilot lines say something different: specificity counts, both in reaction yields and product performance. Analytical teams needing clean compound profiles for downstream pharmaceutical or material science work appreciate the defined structure and reliable performance.
Handling and storage practices also differ in meaningful ways between our product and many generic imports. Extended shelf life and batch homogeneity minimize disruption on tightly scheduled projects. It’s not just a matter of published specification sheets; long-term user reports confirm lower loss on drying, improved dissolution rates, and lower incidence of batch irregularities. These points matter most when scaling up from bench to plant, where a single deviation can cost weeks or require complete reruns.
Daily production brings us face to face with the fine details that actually impact R&D teams—trace metal contamination, inconsistent color, even uneven flow characteristics when weighing and dispensing. Our approach draws on lessons from thousands of kilograms processed, where initial process shortcuts always came back to bite. Shifting to closed-reactor systems and automated powder transfer eliminated atmospheric moisture pick-up, which is especially critical for controlling hydrolysis reactions and maintaining color stability.
We rely on high-performance liquid chromatography and nuclear magnetic resonance as routine tools not just for final release, but for catching deviations far earlier in the process. Consistent recovery and finishing mean customers can move forward without pausing for re-testing or re-qualification. By investing in process upgrades, we keep downstream partners operating on schedule, with minimal corrective actions.
There’s a steady demand for material that not only meets stated purity but truly delivers on batch consistency. Over the years, we’ve learned that even minor impurities—such as positional isomers or unconverted starting materials—can complicate end use in diagnostics, electronic materials, and other advanced sectors. This understanding shapes the entire manufacturing approach: every filtration, every drying cycle, every intermediate purification stage must protect the targeted molecular structure and properties. There’s no shortcut to that kind of reliability.
Manufacturing specialty naphthalene derivatives means weighing not just performance and cost, but also the environmental impact. Solvent management, responsible water treatment, and strict emission controls have a direct effect on material quality and workplace safety. Standardizing all effluent treatment protocols—much of which goes well beyond minimum compliance—has proven valuable both for the teams on the ground and the communities around us. Eliminating chlorinated solvents and limiting aromatic hydrocarbon use has made large-scale runs safer and helped to improve end product purity.
Technical teams working hands-on with 8-Carboxynaphthalene-1-Carboxamide report low dusting and manageable reactivity under typical storage conditions. Careful selection and routine maintenance of drum liners, gaskets, and valve materials limits contamination and ensures worker exposure stays well below accepted industrial thresholds. By working closely with safety teams, upgrades—from ventilation to training—keep the factory floor as secure as the R&D bench. Emerging regulations in different markets can raise the bar on purity and handling, but taking a proactive stance keeps us ready for both compliance audits and customer site visits.
New requests and unexpected issues surface often during product development and scaling. Everything from clogging in automatic feeders to subtle pH drift during solution prep can trace back to batch nuances. In every case, direct access to actual production data—combined with experienced production chemists—means troubleshooting goes beyond guesswork. For example, after an uptick in pigment blending inconsistencies, review of historical moisture data revealed slight seasonal variation in drying efficiency. This led to changes in finished product storage and shipment, solving a costly real-world problem that never would have shown up on a typical specification sheet.
Staying close to end users remains vital. Rather than waiting for formal complaints to pile up, we stay engaged throughout a product’s life cycle. Every technical service call or application note enhances process understanding, driving small operational changes that accumulate into major quality leaps. Application-specific variants—with tailored particle size or enhanced thermal properties—have evolved in direct response to these trusted partnerships. In many cases, these adaptations mean higher yields, reduced solvent usage, or improved downstream performance, which we track closely through follow-up studies with collaborative partners.
Few sectors feel supply chain instability as sharply as specialty chemicals, particularly when regulations shift or raw material prices fluctuate. Years of direct manufacturer-to-user supply have hardened logistics expertise and built relationships with trusted raw material providers. Transparent communication, clear documentation, and a responsive logistics team ensure shipments arrive ready for immediate use, allowing downstream operations to proceed without delay.
Unexpected events—border slowdowns, inspections, or new customs requirements—are part of the landscape. Having control over packaging, shipment, and documentation translates into actual business value for research teams on tight deadlines or manufacturing plants aiming for zero downtime. Years in this business have repeatedly shown the cost of vague promises or uneven performance by intermediaries. Our setup, focused entirely on direct manufacturing, removes those weak links from the chain.
Manufacturing and supplying 8-Carboxynaphthalene-1-Carboxamide isn’t just about chemistry. It’s about listening closely to users, internalizing lessons learned in both the lab and plant, and making deliberate choices every step of the way. Formulators don’t just want a white powder in a drum; they want assurance that every property has been checked, every risk considered, every box ticked not just on a form, but in actual practice.
Technical support has to go beyond scripted answers and generic recommendations. Production chemists and customer-facing teams regularly meet to review process trends, investigate new applications, and dissect unusual requests. This hands-on, integrated approach avoids missed opportunities and helps streamline complex troubleshooting when things don’t go exactly to plan. Whether it’s a question about special analytical requirements, blending behaviors, or specific reactivity profiles, manufacturer-level expertise offers something that third-party traders rarely match.
Over years and thousands of batches, every aspect of the compound’s profile—crystallinity, moisture stability, reactivity, and handling behavior—has come under close scrutiny. Every improvement and adjustment owes its existence to this focused attention and direct lines of communication with global users. Relying on these lessons, we continue to shape the manufacturing approach and product offerings, making sure they reflect the real needs of chemists, engineers, and manufacturers tackling tough technical challenges.
Direct experience with 8-Carboxynaphthalene-1-Carboxamide brings home the difference between theoretical properties and practical results. Every production run, every scaled-up synthesis, and every troubleshooting session adds another layer of understanding to the process. This continuous cycle of feedback, adjustment, and real partnership defines our approach and sets the product apart—not just from resold stock or generic imports, but from any offering that treats specialized chemicals as simple commodities.
8-Carboxynaphthalene-1-Carboxamide has earned its place in an evolving landscape of fine chemicals through steady, hands-on refinement and unwavering commitment to quality. Researchers gain an edge by working directly with a manufacturer who understands their science and stands behind every drum, every shipment, and every conversation about what really works.