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HS Code |
639645 |
| Chemical Name | Benzamido-1-Naphthol-3-Sulfonic Acid |
| Molecular Formula | C17H13NO5S |
| Molar Mass | 343.35 g/mol |
| Appearance | Light brown to beige powder |
| Solubility In Water | Slightly soluble |
| Melting Point | Decomposes above 300°C |
| Cas Number | 87-62-7 |
| Synonyms | N-Benzoyl-1-naphthol-3-sulfonic acid |
| Storage Conditions | Keep in a cool, dry place |
| Usage | Dye intermediate |
| Purity | Typically >98% |
| Ph Value | Acidic in aqueous solution |
As an accredited Benzamido-1-Naphthol-3-Sulfonic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | White HDPE bottle, 100 grams, with tamper-evident seal and chemical label displaying Benzamido-1-Naphthol-3-Sulfonic Acid safety information. |
| Container Loading (20′ FCL) | 20′ FCL container is loaded with securely packed Benzamido-1-Naphthol-3-Sulfonic Acid in tightly sealed drums or bags, ensuring safe transportation. |
| Shipping | Benzamido-1-Naphthol-3-Sulfonic Acid should be shipped in tightly sealed containers, kept dry and protected from light. Label as a chemical substance, following all relevant safety and transport regulations. Ensure compatibility with other materials, avoid extreme temperatures, and include appropriate hazard documentation per local, national, and international shipping requirements. |
| Storage | Benzamido-1-Naphthol-3-Sulfonic Acid should be stored in a tightly sealed container in a cool, dry, and well-ventilated area away from heat, moisture, and incompatible substances such as strong oxidizing agents. Ensure the storage area is properly labeled and equipped for handling chemicals. Use personal protective equipment when handling and avoid direct sunlight or sources of ignition. |
| Shelf Life | Benzamido-1-Naphthol-3-Sulfonic Acid has a typical shelf life of 2-3 years when stored in a cool, dry, and sealed container. |
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Purity 98%: Benzamido-1-Naphthol-3-Sulfonic Acid with 98% purity is used in high-grade azo dye synthesis, where it ensures maximum color intensity and batch-to-batch consistency. Particle size <10 µm: Benzamido-1-Naphthol-3-Sulfonic Acid with particle size less than 10 µm is used in ink formulation, where it promotes rapid dissolution and homogeneous ink dispersion. Melting point 185°C: Benzamido-1-Naphthol-3-Sulfonic Acid with a melting point of 185°C is used in pigment manufacturing, where it enables stable processing at elevated temperatures without decomposition. Molecular weight 343.36 g/mol: Benzamido-1-Naphthol-3-Sulfonic Acid of molecular weight 343.36 g/mol is used in analytical reagent preparation, where it provides accurate stoichiometry and predictable reactivity. Stability temperature up to 120°C: Benzamido-1-Naphthol-3-Sulfonic Acid with stability temperature up to 120°C is used in textile dyeing processes, where it maintains chemical integrity and resists thermal degradation. Viscosity grade low: Benzamido-1-Naphthol-3-Sulfonic Acid of low viscosity grade is used in water-based coatings, where it achieves enhanced flow properties and uniform film formation. Solubility >50 g/L in water: Benzamido-1-Naphthol-3-Sulfonic Acid with solubility greater than 50 g/L in water is used in liquid dye concentrate production, where it allows for highly concentrated formulations with minimal sedimentation. Sulfonic acid content 21%: Benzamido-1-Naphthol-3-Sulfonic Acid with sulfonic acid content of 21% is used in salt-free dye systems, where it ensures strong ionic interaction for improved fabric fixation. |
Competitive Benzamido-1-Naphthol-3-Sulfonic Acid prices that fit your budget—flexible terms and customized quotes for every order.
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Making Benzamido-1-Naphthol-3-Sulfonic Acid has never been about volume. Every batch calls for precision and experience. The quality of the raw naphthol and the specific conditions during sulfonation drive the final purity and application performance, and this isn’t something achieved overnight. The model we currently prepare meets the rigorous chemical criteria preferred by textile and dyestuff producers who prioritize color strength and stability.
From the manufacturing side, clarity matters. Every year, the market expects higher standards for intermediates. Our plant operators follow a method honed over decades, not only for producing Benzamido-1-Naphthol-3-Sulfonic Acid with reliable sulfonation levels, but also for minimizing waste. Customers typically look for a product that supports strong chromophores—those rich, deep dye colors that withstand sunlight, laundering, and acidic or basic treatments. Our typical lot delivers a consistent sulfonic acid content, which means more predictable reactions downstream and fewer surprises in production.
Many in the dye synthesis field encounter issues with raw materials—impurities that create headaches in post-processing, affect dye brightness or limit compatibility. Feedback from downstream users points to reduced sludge formation and improved solubility of finished dyes thanks to our product's purity. Over the years, the actual hands-on steps—the mixing, the washing stages, the pH controls—keep getting refined, because missed margins in production hurt the end user’s process efficiency.
Workers on the floor have seen plenty of mid-grade lots from less careful producers—clogged filters, inconsistent color yield, unpredictable pH swings in dye baths. Those stories aren’t rare. Once, we had a batch from an alternate source in-house; its powder looked fine but led to several customer complaints due to side reactions. That prompted a re-examination of each step in our own line. Since then, our specification tightens further, not by adding costs but by focusing on reaction completeness and control in sulfonation and amidation, so nothing—but nothing stray—compromises end use.
Specifications aren’t just lab values—they decide what the material does out in field. Lab sheets for our Benzamido-1-Naphthol-3-Sulfonic Acid consistently show distinct melting point and color range, minimal heavy metal content, and narrow margin for inorganic salts. This is driven by deliberate selection and regular audit of supply chains for upstream benzoic and naphthol sources. Traceability allows us to link finished product performance to the exact block of feedstock, adding a level of confidence in repeat orders for clients who scale up production.
Moisture content stays tightly controlled. Too much, and you get volatility in dissolving rates. Too little, and the powder clumps or disperses unevenly in mixing, which creates localized high pH spots—death for color consistency in dye manufacturing. We run moisture checks twice each shift and confirm batch homogeneity by infrared methods, not just trust visual cues. Packing keeps the material protected from ambient humidity, and each unit receives date-coded tracking. This commitment to process means fewer disruptions for customers, especially those working in regions with high seasonal humidity swings.
Dye producers usually add Benzamido-1-Naphthol-3-Sulfonic Acid midway in the azo coupling process. The need for exacting reactivity means each shipment must support clean, efficient coupling, with minimal side products. From the customer perspective, lower impurity levels allow for quicker filtration post-reaction, reducing both energy costs and filter media consumption. Our product remains granular and free-flowing, blending into typical aqueous or organic media without protracted agitation.
In paper, textile, and leather applications, users report less background coloration, faster fixation, and better lightfastness in comparative runs. That difference comes not from aggressive additives, but from getting the chemistry right at the foundational stage. After all, dye works can’t fix foundational problems in the intermediates—they travel straight through the plant, impacting cost, batch spillage, and waste treatment.
Users sometimes try other naphthol sulfonic intermediates or switch between grades of Benzamido-1-Naphthol-3-Sulfonic Acid from different origins. Experience shows clear divergence. Some products, even with similar paperwork, show marginal solubility differences or leave residue after reaction—this is not a small issue in continuous dye production cycles. Lower-quality competitors sometimes compress material too tightly or grind it down dust-fine, causing handling challenges and product loss in transfer stages. Our process engineers opted for a calibrated particle size, balancing dust suppression with fast dissolution.
Feedback reflects that improper purity management in rivals leads to batch-to-batch variability. Environmental discharge controls also come into play—unconsumed residual intermediates or byproducts push up effluent treatment costs for dye manufacturers. Our process leans on closed-loop water usage, solvent recovery where applicable, and regular emissions testing to keep operations ahead of local compliance requirements.
Some chemical plants depend on broad-spectrum product lines. We take a focused approach. Benzamido-1-Naphthol-3-Sulfonic Acid matters most for those in the high-performance dye segment, not bulk commodity applications. Rather than stretching production into unrelated substances, our team keeps attention on technical refinements—cleaner reacquisition of spent process water, more efficient heat exchange in reactors, smoother filtration during final product isolation—so we deliver sharper quality lots season after season.
Markets pressurize producers to tighten traceability, minimize contaminants, and improve energy signatures. Over the decades, we’ve watched trends in supply chain transparency go from novelty to necessity. Audit trails exist on every incoming shipment of critical raw materials, with chemical ID checks for naphthol content, water content, and unreacted benzoic acid. This system allows us to isolate, resolve, and prevent recurring blips in delivered product.
Physical property consistency means producers using our Benzamido-1-Naphthol-3-Sulfonic Acid are not forced to change process parameters simply to accommodate material swing. This is especially valuable for multi-line operators running different dye classes side by side. A recent customer switch from a batch-made variant to ours cited two concrete gains: less frequent cleaning stops because solid formation in reactors dropped, and tighter filtration timelines. While the business rarely dwells on production anecdotes, patterns like these drive subtle process changes, which add up in long-term efficiency metrics.
Any plant producing intermediates like Benzamido-1-Naphthol-3-Sulfonic Acid needs a firm backbone of analytical control, or the entire downstream industry pays the bill. By pushing for advanced chromatography and regular spectrophotometric monitoring, we protect each lot from the hidden contaminants that catch up at the worst moment. LC-MS and IR data form the backbone of our regular confirmations, so if the slightest deviation shows up, we isolate the batch and rework before even considering shipment.
This vigilance isn’t just technical—it comes from the collective memory of watching failed lots in competitor hands cascade through the industry, fogging filters and wasting days. By rooting out failures early, we preserve operator time and spare the broader supply chain from cascading setbacks. Our investment in thorough, redundant testing and electronic lot traceability remains higher than common to midrange suppliers, but it returns customer satisfaction and repeat business, not to mention smoother plant operation.
Manufacturing Benzamido-1-Naphthol-3-Sulfonic Acid ties us to businesses across textile, chemical, and R&D niches. Negotiating between old recipes and new technology means never getting complacent. Years ago, our blend favored slightly higher sulfonic acid percentages in response to requests from Japanese dye applications requiring ultra-fine particle backgrounds. That tweak reduced haze in downstream products—evidence that careful manufacturing adapts to real end uses, not lab-only conditions.
In the last two years, greater focus on water recycling at the plant and customer site pushed us to modify the filtration stages, reducing residual sodium content. Customers working under tighter discharge controls now report reaching compliance more readily, saving costs on downstream chemical treatment. Our technical team meets quarterly with two major partners to talk about raw material changes, not just to maintain business, but to plan for small molecule shifts or new color targets. Shared data, not just anecdote, refines each process loop.
Getting Benzamido-1-Naphthol-3-Sulfonic Acid from the plant to the customer looks simple on a chart, but real-world handling pushes us to build robustness into the packaging. Bags and drums get lined for extra protection. Every packing operator receives training on seal integrity. Delivery schedules tie directly to order harmonization, with progress notifications triggered by actual production milestones, not just calendar deadlines. The intention: no shipment leaves the site unless it meets our moisture envelope, particle specs, and documentation requirements.
Storage guidance draws from direct plant experience. Material keeps best in a cool, dry location—open air or exposure to high humidity will agglomerate the powder and slow dissolution during dye synthesis. We remind customers regularly, and even set up summer site visits for key partners to review best practice in their own warehouses. This sort of partnership pulls responsibility for quality forward into the whole supply chain, reinforcing trust.
Each month brings new questions about the future of dye intermediates and the role of Benzamido-1-Naphthol-3-Sulfonic Acid in emerging color technologies, from digital textile printing to specialty coatings. Sustainable practices have moved from words in a brochure to the operating logic of our management system. Every modification in plant process—from energy recovery to waste minimization—involves quantifiable improvements logged and audited for both regulatory and partner reviews.
Sometimes we see novel user needs, like extremely low heavy metal content or even tailored solubility profiles for next-generation dye blends. Our R&D team—chemists who came out of conventional manufacturing rather than the lab-only world—regularly tests batch variants in both standard and custom dye environments, agreeing to pilot runs directly with customer teams. That hands-on approach closes the feedback loop, helping avoid the slow drag of market rumor and lagging innovation.
There’s a simple reason we keep focused effort on Benzamido-1-Naphthol-3-Sulfonic Acid. Over the years, its role in color chemistry hasn’t diminished. If anything, the expectations placed on it—from tighter color control to environmental compliance and real-time plant integration—have only sharpened. We produce this intermediate not just because the chemical equation is sound, but because the people who refine, handle, and use it together turn it into value for industries around the world. Every plant worker, R&D chemist, and logistics lead who touches the product leaves a mark that can be traced to batches performing in real world conditions. That’s where our pride stems from: not just meeting a formula, but improving every link in the production chain with real, testable progress.