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HS Code |
223293 |
| Cas Number | 70210-14-3 |
| Molecular Formula | C20H19N3O3 |
| Molecular Weight | 349.39 g/mol |
| Appearance | Yellow powder |
| Color Index | Disperse Yellow 241 |
| Solubility | Insoluble in water |
| Melting Point | Above 200°C (decomposes) |
| Application | Textile dye (especially polyester fibers) |
| Light Fastness | Good |
| Chemical Class | Azo dye |
| Einecs Number | 274-536-7 |
| Synonyms | 4-[(2,4-Dinitrophenyl)azo]-N-ethyl-N-(2-ethylphenyl)aniline |
| Shade | Yellow |
| Stability | Stable under normal conditions |
| Storage Condition | Store in a cool, dry place |
As an accredited Disperse Yellow 241 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Disperse Yellow 241 is packaged in a 25 kg fiber drum with an inner polyethylene liner, labeled with product details and safety instructions. |
| Shipping | Disperse Yellow 241 is typically shipped in tightly sealed, chemical-resistant containers to prevent leaks and contamination. The packaging must comply with relevant transportation regulations for dyes and chemicals, including proper labeling and documentation. It should be stored and transported in a cool, dry place away from incompatible substances and direct sunlight. |
| Storage | Disperse Yellow 241 should be stored in a cool, dry, and well-ventilated area, away from direct sunlight, heat sources, and incompatible substances such as oxidizing agents. The container must be tightly closed to avoid moisture ingress and contamination. Proper labeling and secure storage minimize spillage and exposure risk. Personal protective equipment is recommended when handling this chemical. |
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Purity 98%: Disperse Yellow 241 with 98% purity is used in high-speed polyester dyeing, where it ensures vibrant shade development and uniform color distribution. Particle Size 1-3 μm: Disperse Yellow 241 of 1-3 μm particle size is used in microfiber textile coloration, where it achieves excellent fabric penetration and minimized dye spots. Melting Point 230°C: Disperse Yellow 241 with a melting point of 230°C is used in thermosol dyeing processes, where it offers enhanced thermal stability and prevents dye sublimation. Light Fastness Grade 5: Disperse Yellow 241 of light fastness grade 5 is used in sportswear manufacturing, where it maintains shade integrity under prolonged UV exposure. Dispersion Stability 24h: Disperse Yellow 241 with 24-hour dispersion stability is used in continuous dyeing machines, where it reduces nozzle clogging and improves operational efficiency. Moisture Content ≤0.5%: Disperse Yellow 241 with moisture content ≤0.5% is used in heat transfer printing, where it prevents agglomeration and ensures sharp image reproduction. |
Competitive Disperse Yellow 241 prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615365186327 or mail to admin@ascent-chem.com.
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Tel: +8615365186327
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As a manufacturer with years on the dye plant floor, we know that too many textile companies face inconsistent batches and color match failures. Disperse Yellow 241 addresses these pain points with roots in both solid chemistry and real-world production experience. Our processes start with carefully sourced raw intermediates, blended in modern reaction vessels with rigorous attention to batch records and in-process stability. This way, the product always matches the grade—yellow that is bright, pure, and stays so even under the demands of hot polyester dyeing.
Disperse Yellow 241 falls under the anthraquinone-based disperse dyes. Its molecular structure brings lightfastness and thermal resistance that many traditional monoazo disperse yellows don’t match. While plenty of other yellow disperses show off early brilliance, they start to disappoint in deeper hues or after exposure to artificial light and repeated laundering. Process engineers in our plant have tailored the synthesis so active ingredient content stays in the ideal range, free of excessive dusting and secondary impurities. This reduces off-shade delivery and helps finishing operators hit the shade without surprises.
Every plant produced batch of Disperse Yellow 241 goes through not only spectrophotometric analysis but also simulated industrial dyebath testing. We’ve found over the years, if a manufacturer ignores real polyester fiber testing, batch-to-batch deviation starts creeping in, especially for deep or blended shades. In our facility, we repeatedly run lots in lab scale jet dyeing and atmospheric machines, imitating customer conditions with variations in pH and auxiliary load. This plant-backed approach cuts complaints and improves how our dye integrates with both continuous and exhaust processes.
Factories continue transitioning toward higher productivity machines, whether the need is for rapid polyester dyeing or fine micro-denier fiber blends. Disperse Yellow 241 keeps up, dissolving cleanly in standard dispersants, forming a stable suspension that resists settling and clogging in jets or overflow dyeing. Our field support engineers reinforce this technical reliability by helping customers calibrate for liquor ratios, temperature ramps, and hydrosulfite reductions. Teams report clear, reliable shades even with dark or very pale recipes—a base yellow that opens up match possibilities across the shade card.
Several dye houses have moved to Disperse Yellow 241 when switching from earlier generation azo-based disperses. They often report that older dyes tank their Oeko-Tex compliance or skew the shade when used in small quantities alongside other primaries. Our formulation contains no aromatic amines listed as restricted under EU or GB standards, confirmed by independent third-party labs. It works cleanly for children’s wear, sportswear, and even technical fabrics like microfiber polyester, maintaining color fastness and hand-feel.
In the chemical industry, shortcuts never pay. Over the years, we have seen what happens when small process deviations lead to inconsistent active content—mills waste hours chasing after shade corrections, and brand owners reject shipments. Our reaction controls flag even small shifts in raw material input or temperature excursions. We have set up feedback loops from customer QC labs straight back to our batch team. When a customer escalates a batch variation, we bring in both lab and production managers for direct root cause investigation, not just a canned apology. Our risk management focus keeps the color grade consistent without putting pressure on cost through reworks or waste.
Dye making has evolved rapidly; regulatory and consumer expectations have driven out harmful intermediates and forced a rethink of waste and energy cycles. For Disperse Yellow 241, we operate closed-loop solvent recoveries. Most wastewater is recycled through biological and advanced oxidation systems, keeping effluent loads well within discharge limits. Our product passes national and EU eco-label testing and earns strong marks in restricted substance assessments.
Our on-site HSE teams work alongside operators to track every batch, and we routinely invite outside auditors to review processes. Years of experience show that environmental diligence does not have to conflict with productivity. The plant process minimizes batch failures and loss, which in turn lowers the overall environmental footprint.
Polyester dyeing can be unpredictable—the fiber takes up color differently based on heat-setting, moisture content, and even lots of auxiliary chemicals. Through direct experience at the customer’s factory, we have watched Disperse Yellow 241 outperform others in its class during tension dyeing of high-performance poly/lycra blends and ultra-tight tricot constructions. Color exhaustion approaches 95 to 98 percent in a properly set-up high-temperature bath. Mills report fewer dye spots and less tailing, reducing the time spent on drain/refill and post-wash cycles.
Both autoclave and atmospheric dye cell testing confirm the dye holds shade and fastness values through 4 or even 5 launderings, outperforming common competitors where deep shades often fade or dull. The product suits exhausting by jet, beam, or long liquor dyeing, supporting both high-yardage runs and flexible smaller lots without extensive reengineering of recipes.
Operators care about dust, splash, and exposure concerns. We designed Disperse Yellow 241 as a fine but low-dusting powder for easier handling in typical dye kitchens. Experienced staff appreciate that the product flows well, reducing clumps and minimizing airborne particles. Technical teams at our production sites keep an eye on operator exposure results. All shipments go out double-sealed, and we print validated safety handling instructions tested in our own facility and verified by independent health and safety teams. This is not just compliance; it reflects an ongoing practical focus, because we work with the same powders every day.
Colorant shoppers often lump all disperse yellows together, but our plant’s technical team has walked customers through comparisons on real machines. Many alternative disperse yellows in the market chase cost but slip on repeatable performance—either shifting shade under UV, leaving excess unfixed dye on fiber, or producing off-odors after finishing. Disperse Yellow 241 keeps its tone over time, with a red cast that stays stable under multiple heat treatments. Tinting strength remains consistent, so production teams avoid shade drift across the lot.
Fastness properties, especially lightfastness and washfastness, stand out because our molecule uses a modified anthraquinone core. Many monoazo-based alternatives struggle to hit lightfastness above level 4 on a blue wool scale. Our dye averages level 5 or better in standard textile tests on PET, and the physical powder is designed to be easily dispersed even in softer dilution conditions, like when dye houses run at slightly lower bath temperatures. This delivers real-world flexibility that other products often lack.
Polyester fabrics come in many faces, from bright knits for sports to heavier wovens for outdoor and workwear. We have seen Disperse Yellow 241 perform on slippery microfiber, as well as on thick, tufted upholstery. Frequent colorists at the mill tell us it remains easy to balance, whether the target is lemon yellow, buff, or deeper golden shades required for autumn lines. Disperse Yellow 241 pairs well with blue and red disperses in three- or four-component recipes, giving brands new options for seasonal trend colors without major technical overhaul.
While some dyes fade in low liquor ratios or streak under rapid fill conditions, our dye holds the edge, letting mills speed up or slow down production with fewer retests or recipe redos. This makes a noticeable difference at scale, where even a small improvement in reproducibility saves days in recalculating and rebatching.
Our technical representatives work at the intersection of the color kitchen and production line. This means that we don’t just drop off material and expect things to work out. We get involved in troubleshooting, advising on dispersant selection, or helping adjust recipes as mills upgrade to higher-capacity machines. Over the years, we have built a knowledge base on how Disperse Yellow 241 performs in dozens of customer setups, so a new user can tap into proven recipes and avoid jump-start headaches.
Training goes beyond paper specs. On-site team members review your dosing and mixing steps, help calibrate laboratory shade matching, and run live comparisons alongside your existing yellow disperses. This functional support speeds up the shift and builds confidence. If an issue surfaces, our experts show up with solutions and lab results, collaborating with your staff rather than taking a remote, hands-off approach.
Fashion moves rapidly, and requirements for color consistency, fastness, and environmental performance only increase. Our team follows shifting regulatory movements in Europe and Asia and keeps the formulation of Disperse Yellow 241 consistent with future compliance standards in mind. Batch records and traceability are embedded into our process, so major retailers feel secure relying on the product for global supply chains.
We keep innovating in both the core molecule and the production route, analyzing feedback from hundreds of dyehouse runs every season. Industrial dyeing rarely offers easy wins, but experience shows that working directly with a consistent, well-supported dye like Disperse Yellow 241 forms a base for quality production and lower rejection rates. From our factory to your factory floor, we build on decades of chemistry know-how aimed at practical, reliable results for every roll, batch, and color story.