Anhui Liwei Chemical Co., Limited
Products

5-((2-Hydroxyethyl)Amino)-O-Cresol


    • Product Name 5-((2-Hydroxyethyl)Amino)-O-Cresol
    • Alias 2-Hydroxyethylamino-p-cresol
    • Einecs 620-664-4
    • Mininmum Order 1 g
    • Factory Site Lingwu, Yinchuan, Ningxia, China
    • Price Inquiry sales2@liwei-chem.com
    • Manufacturer Anhui Liwei Chemical Co., Limited
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    648155

    Chemicalname 5-((2-Hydroxyethyl)Amino)-O-Cresol
    Casnumber 72161-59-6
    Molecularformula C9H13NO2
    Molecularweight 167.21 g/mol
    Appearance Off-white to beige powder
    Meltingpoint 200-204°C
    Solubility Soluble in water and ethanol
    Purity Typically ≥98%
    Phvalue Approx. 9 (1% solution in water)
    Application Hair dye intermediate
    Storagetemperature 2-8°C
    Synonyms 5-(2-Hydroxyethylamino)-2-methylphenol

    As an accredited 5-((2-Hydroxyethyl)Amino)-O-Cresol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Amber glass bottle containing 25 grams, labeled "5-((2-Hydroxyethyl)Amino)-O-Cresol," with hazard symbols and secure screw cap.
    Shipping 5-((2-Hydroxyethyl)amino)-O-cresol should be shipped in tightly sealed, chemically-resistant containers. Store and transport it in a cool, dry environment away from direct sunlight, heat sources, and incompatible substances. Proper labeling and adherence to all relevant hazardous material shipping regulations are required to ensure safe handling and delivery.
    Storage Store 5-((2-Hydroxyethyl)amino)-O-cresol in a tightly closed container in a cool, dry, well-ventilated area, away from incompatible substances such as strong oxidizing agents. Protect from light and moisture. Label the container clearly, and keep it away from food and drink. Ensure appropriate spill containment and safety equipment, such as gloves and goggles, are available nearby during handling.
    Free Quote

    Competitive 5-((2-Hydroxyethyl)Amino)-O-Cresol prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615380400285 or mail to sales2@liwei-chem.com.

    We will respond to you as soon as possible.

    Tel: +8615380400285

    Email: sales2@liwei-chem.com

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    Certification & Compliance
    More Introduction

    5-((2-Hydroxyethyl)Amino)-O-Cresol: Trusted Quality from the Source

    Introduction to Reliable Performance

    Every batch of 5-((2-Hydroxyethyl)Amino)-O-Cresol that leaves our facility reflects years of dedicated process improvement, critical insight into quality control, and an honest understanding of customer challenges. As long-standing chemical manufacturers, we know the full journey of this compound—from its earliest synthesis to its integration into countless product lines across industries. Our focus sits squarely on consistency, safety, and transparent, reliable supply, not on packaging and sales jargon.

    What Sets Our Material Apart

    5-((2-Hydroxyethyl)Amino)-O-Cresol has earned its reputation as a key aromatic amine derivative for coloration chemistry, most notably within the hair dye and cosmetic formulations sector. The backbone of its value rests on precise control of structure—there’s no room for off-specification by-products or unknown residues. Our lines employ stepwise validation from the very first charge of raw cresol and monoethanolamine. Every reactor runs under conditions that drive towards completion and reduce trace impurities, since small deviations can reach the end consumer and affect everything from finish to shade stability.

    Many manufacturers chase production margins with shortcuts or cheaper reactants that creep in colored tints, offensive odors, or batch inconsistencies. Rigorous process purification and exhaustive filtration provide a solution. Our output displays a discreet, pale crystalline to off-white solid, clean and easy to use in further formulation—qualities demanded by customers who work in high-value ingredients.

    Understanding Specifications—And Why They Matter

    We hear from formulators on the ground: subpar cresol derivatives complicate everything, from batch-to-batch reproducibility in laboratories to the rollout of entire product lines. Our 5-((2-Hydroxyethyl)Amino)-O-Cresol arrives at 99%+ purity, thanks to vacuum distillation and multiple crystallization cycles. Moisture content stays under 0.5%, limiting hydrolysis and helping shelf life in storage. Fine particulate removal matters because residues can scorch equipment or interact with catalysts. Tighter controls translate to shorter quality checks on your end, less re-work, less waste.

    We invest in in-house HPLC analysis, GC-MS, and Karl Fischer moisture determination—not generic external checks, but direct-from-the-source certification. If the specification matters, it earns internal documentation before shipping. We’ve noticed that some market sources blend technical grades or cut with similar-looking amines; these lots often create haziness in liquids or fade too quickly in dye solutions. Our own lots retain clarity in liquid applications, and show less drift in absorption range—essential to those running pilot and full-scale color applications.

    Real-World Use Cases Built on Feedback

    Throughout hundreds of customer interactions, we’ve seen where 5-((2-Hydroxyethyl)Amino)-O-Cresol carves out a clear niche. Hair dye manufacturers value the precise brown and ash tones produced from controlled para substitution, as well as the ability to modulate developer interactions. We’ve supported partners optimizing oxidative colorant blends for less scalp sensitization or better gray coverage. In these real-world runs, our material minimizes ring sulfonation byproducts, which trigger allergic response or unwanted fading.

    We routinely discuss formulation with R&D colleagues who focus on novel topical applications. Clarity in reactivity and measured primary amine content allow tight integration with peroxides. A small percentage of downstream users have explored this cresol derivative for pigment precursor projects, where its reliable melting behavior and resistance to nitration played a crucial part in process safety assessments. Repeated batch reactivity gives lab techs a clearer window for dose determination—a key factor for those running scaling trials.

    How Our Approach Resonates with Demanding Customers

    On-site quality auditors often return to observe our production process, not because they need an extended paper trail, but because they know how much downstream difficulty arises from minor inconsistencies in raw input. Consistency isn’t just about the compound sitting in a drum; it’s about minimizing ash content, guaranteeing that no odd peaks slip past chromatogram detection, and ensuring there is no lingering amine odor that triggers downstream product complaints.

    Several high-end hair dye lines have shifted sourcing strictly to our facility after receiving lighter-than-expected product from alternate origins. Their teams described how even a faint color cast altered batch uniformity and invited consumer returns. Our engineers responded by tightening final filter mesh and raising standards on off-odor tolerances, and have documented improvements in final product skin compatibility. We track exact lot history, giving partners an open book on origin and handling for any batch.

    Meeting Regulatory and Market Standards

    Increasing scrutiny into cosmetic raw materials pushes manufacturers to adopt transparency in sourcing, documentation, and certification. As direct producers, regulatory conformance relies on meticulous control at every step—no reliance on third-party blending or ambiguous country-of-origin loopholes. It’s our responsibility to provide every customer with supporting documentation: full traceability for REACH registration, readily available purity analysis, and on-demand allergen confirmation certificates.

    We accommodate custom requests for non-standard sizing and specialty packaging, recognizing that lab-scale trialists often have no use for kilogram drums. From small research vials to bulk deliveries, every order receives the same batch provenance guarantee. In markets where end formula labeling creates liability risks, we work with clients to provide substantiating evidence for raw material purity, contaminant levels, and pre-shipment stability checks.

    Comparison with Alternatives and Analogues

    5-((2-Hydroxyethyl)Amino)-O-Cresol stands apart from unsubstituted cresols or generic aminophenol derivatives. Its ethylene bridge provides lower vapor pressure, safer handling, and a more predictable diffusion profile in wet processing. Where simple aminophenols often cause rapid dye migration or unbalanced undertones in final shades, this molecule’s tailored structure introduces better color depth with fewer off-hues, reducing need for additional stabilizers or heavy masking fragrances.

    Earlier reviews with standard p-phenylenediamine highlighted difficulty in achieving stable brown shades and raised concerns over allergic response. Our product fills this gap, avoiding notorious allergen triggers and providing more even color development when partnered with oxidative colorants. Compared to multi-component blends from non-specialized producers, our single-source batches make forensic analysis straightforward, eliminating headaches caused by sourcing patchwork.

    Many alternative products struggle with inconsistent melting profiles, causing headaches in large-scale mixing tanks or clogging spray nozzles in formulation plants. Because our material features tight control of melting range and demonstrated resistance to thermal breakdown, it helps keep lines running without clogging or unplanned shutdowns. Clients who previously used non-specific cresol blends have reported significantly reduced maintenance load and less unplanned downtime by upgrading to our precisely controlled output.

    Solutions for Common Customer Concerns

    Waste reduction drives many decisions, not just for environmental reasons but because every scrap means money lost in downtime and cleaning. Technical support teams hear about raw material drift, improper solubility, and color drift far more often than headline contaminants or regulatory violations. Customers describe specific batch failures: lumpy incorporation into emulsions, persistent haze in solution, or inconsistent tone after developer addition. Where root causes trace back to variations in starting 5-((2-Hydroxyethyl)Amino)-O-Cresol quality, we work with partners on tailored blending, test runs, and side-by-side comparisons to establish process reliability. Our technical team provides direct advice, based on real batch records, not general platitudes.

    Delivery timelines generate headaches for manufacturing planners. Waiting on resellers or intermediaries rarely produces predictable schedules, and late shipments disrupt entire launch plans. As the manufacturer, we control inventory, storage, and raw sourcing—providing more accurate delivery projections. Customers who faced frequent delays elsewhere found stable pipeline delivery from our site, minimizing inventory excesses or plant bottlenecks.

    Commitment to Practical, Real-World Quality

    Quality in chemical manufacturing doesn’t begin and end with a certificate. Decades of process engineering have shown that true reliability grows from open communication with experienced buyers and R&D teams. Every time a phone call comes in about unusual reactivity or a changed color profile, someone on our production floor investigates—not to placate, but to ensure that each drum ships with the same attention to detail as the last.

    Support means real humans who know their way around a formulation lab, not faceless order desks. We understand urgency, the impact of a missed batch window, and the significance of cost in formulation changes forced by unreliable raw materials. Our batch record system stretches back years, and every question is met with documented, real-world data. If a problem crops up, we send more than a testing report—we provide direct process insight and concrete next steps, based on knowing our material, not generic troubleshooting.

    Proactive Adaptation to Industry Shifts

    Recent shifts in end-user preferences and tightening chemical controls require that manufacturers stay agile. Our plant responds with faster batch changeovers, improved lot segregation, and tighter documentation—practical steps that guarantee no admixture or unplanned substitution. As specialty applications emerge—such as long-wear colorants or polymer composites—every new demand provides input that shapes our line.

    We adjust drying and packaging protocols to increase product longevity under transit, tackling temperature spikes during hot weather and ensuring no atmospheric water picks up in humid conditions. Smaller customers have remarked that our resealable packaging extends working time and simplifies re-measurement, ensuring that labs avoid waste without risk of contamination.

    Why Direct-from-Manufacturer Matters

    Working direct from the source means evidence-based responses, steady process evolution, and freedom from uncertainty that comes standard with distributive supply chains. Every order receives ongoing support, updated product insight, and fast, genuine technical advice. New formula launches don’t face long lead times or incomplete documentation; answers come from those who make and handle every batch.

    We constantly review and improve QC protocols, not only to satisfy external audit, but to learn from every lot. Whether sourcing 5-((2-Hydroxyethyl)Amino)-O-Cresol for established product lines or for experimental use, our clients receive stability, responsiveness, and proven results, grounded in decades of hands-on manufacturing. By bypassing third-party ambiguity, customers benefit from direct accountability, documented traceability, and collaborative problem-solving—not just promises of quality, but the means to check and see that commitment in action.

    Conclusion: Confidence in Everyday Manufacturing

    The demands on 5-((2-Hydroxyethyl)Amino)-O-Cresol manufacturing continue to rise with evolving application requirements. Our plant answers today’s need for traceable, high-purity product with practical attentiveness and proven consistency. Collaborating with partners, listening to formulation issues, and documenting every batch have built a reputation not just for quality, but for responsiveness and shared success. Every package ships with simplicity, assurance, and a clear line back to the real people making the chemistry happen.