|
HS Code |
645987 |
| Chemical Name | Phenol, 5-((2-Hydroxyethyl)Amino)-2-Methyl- |
| Molecular Formula | C9H13NO2 |
| Molecular Weight | 167.21 g/mol |
| Cas Number | 28218-87-1 |
| Appearance | Solid (white to off-white) |
| Melting Point | 110-113°C |
| Solubility | Soluble in water |
| Synonyms | 2-Methyl-5-((2-hydroxyethyl)amino)phenol |
| Structural Formula | C1=CC(=C(C=C1NCCO)O)C |
| Inchikey | PJLVNBYAXRQWOC-UHFFFAOYSA-N |
| Pubchem Cid | 21596560 |
| Logp | 0.68 |
As an accredited Phenol, 5-((2-Hydroxyethyl)Amino)-2-Methyl- factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Phenol, 5-((2-Hydroxyethyl)Amino)-2-Methyl-, 25g, is a sealed amber glass bottle with a secure screw cap. |
| Shipping | **Shipping Description:** Phenol, 5-((2-Hydroxyethyl)Amino)-2-Methyl- should be shipped in tightly sealed containers, clearly labeled and compliant with chemical transport regulations. It requires cool, dry, and well-ventilated storage, away from incompatible substances. Handle with care, using corrosion-resistant packaging, and ensure all applicable safety documentation and labeling accompany the shipment. |
| Storage | Phenol, 5-((2-Hydroxyethyl)amino)-2-methyl- should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from incompatible substances such as oxidizing agents. Protect from moisture and direct sunlight. Segregate from food and drink. Use secondary containment if necessary, and clearly label all storage vessels to prevent accidental exposure or contamination. |
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Day after day, we watch batches taking shape inside our reactors as Phenol, 5-((2-Hydroxyethyl)Amino)-2-Methyl- comes together. Raw materials feed in, temperature, pH and residence time variables get tracked hour by hour. We don’t just reference its CAS registry or molecular weight, because the real story of this compound starts long before it gets listed in anyone's catalogue. We know its subtle, reliable character—it’s structurally robust, hydrophilic enough to resist separating out under less forgiving process conditions, and can take the heat in both literal and figurative settings.
Our production line turns out material of this specification because we’ve found, through many cycles, that this aminophenol derivative strikes a solid balance in both solubility and reactivity. Even in the high-pressure world of performance material synthesis, close control of reaction impurities and by-products make a difference at scale. Trace contamination and overlooked batch-to-batch variability carry through all the way to end-product outcomes; operators at the reactors see this every single day.
Chemical plants rarely run on theory. Over hundreds of runs, process engineers fight side reactions that only show up at scale, tweak cooling rates so as not to lose volatile starting material, and make the tough calls when process windows start to narrow. With Phenol, 5-((2-Hydroxyethyl)Amino)-2-Methyl-, temperature management and purification steps demand close attention. In our own experience, using proper automated controls to time quenching and separation minimizes formation of coloring impurities—a common challenge when an amino group is involved.
Dealing with this molecular structure, oddball by-products can crop up if oxidants or catalysts are not tightly managed. Years ago, our team introduced an in-line quality monitoring system, basing decisions on spectral data instead of just batch end-point analysis. This helped us not only to ensure the main product came out in high yield, but also to reduce post-synthesis waste streams by more than you might expect over a full production season.
The strict numbers sometimes don’t tell the real story. As self-critics living with our batches, we notice: if melting range and purity drift just a little, downstream users struggle with reaction consistency. That’s why we keep purity at or above 99%, verified every cycle. For volatile and semi-volatile impurities, we run GC-MS checks, even though others might stop at HPLC. Our main product has to hold steady in color—slight tints have real world effects in applications where clarity counts.
Down to particle size and residual solvent, we monitor every property that touches processability. Customers working in dye intermediates or specialized monomers care deeply about moisture content and storage behavior. Moisture swings cause caking or promote slow degradation—not theoretical risks, but real headaches our technical staff has fixed in-field by working alongside users to trace storage and handling parameters.
Most of this phenolic amino compound heads into specialty synthesis, particularly in areas demanding controlled reactivity and high functional group selectivity. Stakeholders regularly explore it as a core intermediate in both dye chemistry and polymer additive manufacturing. Its dual functional groups—aromatic hydroxyl and secondary amino—open up reliable N-alkylation, N-acylation, and urethane-forming paths, especially where downstream users want predictable reactivity without extraneous side products.
Folks in the laboratory or pilot plant who rely on our batches talk about it straight: they don’t want random spotty reactivity or product that destabilizes in storage. A batch done right means controlled kinetics; shelf life isn’t just a number but a job-saving feature for formulators working within tight development cycles. That feedback pulls us back into the plant for honest evaluations—so we continue to iterate drying cycles and rethink packaging inerting for better results.
Talking with end users and formulation chemists, the differences between our material and other phenolic amines shows up not just in purity specs but in how it actually performs. With our compound, the 2-methyl substitution blocks para-position side reactions, increasing the selectivity of subsequent transformations. On technical calls, some formulation chemists admit struggling with generic aminophenol grades sourced elsewhere, which often bring unwanted color-formers or unpredictable melting points.
Our careful batchwork means users see lower color drift and better storage properties, reducing the frustration that comes with requalification and unnecessary reformulation. Breaches in product cleanliness—detectable only through high-resolution chromatography—have prompted us to roll out more rigorous process controls in our own lines, including periodic overhaul of reactor seals and transfer lines. These go far beyond standard literature values, and they matter day-to-day.
Logistical factors tie directly into the discussion. We have learned from hard experience that if a drum sits for more than a month in less-than-ideal storage, certain impurities can creep up, particularly if the package faces UV or excessive humidity. Many off-the-shelf sources do not warn about these factors, but we have engineered our packaging and logistics planning to cut these risks, because we see both the paperwork and the bottom-line impact of returns, rejected lots, and unnecessary waste disposal.
This molecule’s structure—combining a 5-substituted hydroxyethylamino group with a 2-methyl phenol backbone—fits unique niches within dye intermediates and high-end polymer systems. Chemists need a coupling partner that offers both nucleophilicity and stability under basic and acidic conditions. Our compound’s performance in azo-coupling reactions and advanced epoxide formation steps has drawn strong interest from various R&D groups. We credit this to years iterating both synthetic route and workup, favoring less water-sensitive approaches.
In practical application, fine-tuning reaction temperature and solvent selection with our product produces cleaner conversions and minimizes effort during downstream extraction and isolation. Researchers who have switched from other sources to ours often report sharper TLC spots and reduced by-product streaking. Small things like that, multiplied over dozens of lab runs, impact project timelines and grant cycles.
Our product permits straightforward downstream processing, helping chemists working on both scales—gram and multi-kilo—hit their benchmarks more reliably. Stability under different pH levels and less drift in end-use color have driven repeat choice among users pursuing high-spec polymer additives, pigment dispersions, or newer textile auxiliaries.
Tools matter for quality, but motivated operators and honest monitoring matter more. From our perspective as hands-on producers, we find automated in-line controls valuable, but nothing replaces the senses of a plant team surveying product clarity, odor, and even stickiness during packing. Years ago, poor results with automated-only monitoring taught us to invest in better real-time assessment and human feedback loops, leading to overall lower out-of-spec rates.
Any uptick in impurities—often visible as haze or slight color shift—triggers a root-cause investigation in-house. Sometimes, the culprit is upstream solvent variability, so we bring solvent purification a level closer in our workflow, even taking on extra cost to avoid downstream headaches. In one instance, a supplier’s seemingly small inconsistency led to customer complaints; catching this quickly thanks to experienced personnel saved days of rework.
Quality assurance comes down to culture as much as certificates. Our lab pushes to maintain both the technical documentation and the right attitude towards end-user feedback. Importantly, we never push subpar product out just to clear inventory, and our staff find pride in knowing batches bear both their initials and the confidence of peers who rely on each shipment.
We view our connection to downstream customers as an extension of our manufacturing job. Specialists on our team frequently travel to major users’ facilities—chemical plants, R&D labs, even packaging warehouses—helping trace issues when process irregularities crop up. One time, a recurring polymerization fault linked back to subtle self-condensation during an unusually humid summer; an on-site visit led us to adjust packaging toward higher integrity liners, preventing repetition.
On paper, small metrics like water content or free amine fraction seem routine. In field use, tiny variances become the difference between a smoothly running process and a week of downtime. Our process technicians and customer service staff keep these lessons front of mind; they carry suggestions and real-world fixes back to the production planners, feeding a constant loop of improvements. We stand both inside the plant and out in the field, letting practical realities guide the work.
Our handling protocols grow out of long familiarity with both the strengths and hazards of phenolic amines. Working near reactive hot surfaces or with dust in the air, operators know well the need for well-maintained PPE and airflow. Our logistics staff select drum materials and liners not by theoretical compatibility but by how deformations might stress the containers under real shipping conditions.
Environmental care guides both process design and day-to-day operation. Our in-house wastewater treatment specialists regularly recalibrate neutralization systems, since small shifts in pH or inconsistent chemical disposal upset site permits and community confidence. During expansion of synthesis capacity, we phased in continuous emissions monitoring not only to satisfy requirements, but also because on-the-ground teams lobby hard for improvements whenever even minor irregularities pop up. Lessons from spills or near misses inform every standard operating procedure rewrite.
Packaging for Phenol, 5-((2-Hydroxyethyl)Amino)-2-Methyl- gets matched to end-use conditions, engineered to keep the chemical in its optimal state for as much of its lifecycle as possible. The logistics chain more often stumbles on human error or environmental exposure than chemical instability itself—so we train shipping teams and end-users directly, sharing both classroom guidelines and hands-on handling exercises.
No process or product sits still in our hands. Over the last several years, process upgrades have flowed from both technology investments and feedback loops with customers. By listening to complaints and even just casual field observations, we have learned which shipping formats work best, how much shelf life fluctuation our users face, and which purity details matter most in niche applications. We document not just the occasional process deviation but seek out the “quiet” problems—long-standing annoyances that have previously been accepted.
Research and development specialists in our team continue to follow developments in green chemistry, always weighing synthesis modifications that reduce hazardous waste streams or dependence on legacy solvents. Conversations with supply chain partners drive us toward more transparent sourcing and prompt us to experiment with plant-based or recycled starting materials—steps that take time, but which improve both environmental profile and end-user satisfaction.
We track the tightrope between process efficiency and batch consistency with Phenol, 5-((2-Hydroxyethyl)Amino)-2-Methyl-, adjusting reaction paths or purification setups when even small gradual impurity upticks threaten customer outcomes. In our world, iterative improvements—like installing new, more selective filters, doubling checks on line cleaning, or even reorganizing shift schedules to avoid night-run inconsistency—add value not captured by spec sheets.
Chemical manufacturing, at its core, comes down to reliability, honesty, and responsiveness. As producers rather than middlemen, we stay one step ahead of quality drift and supply uncertainty. Regular cross-training means both chemistry staff and line operators understand not only numbers, but significance—how small changes at the reactor or in the drum translate to the people handling the end product.
Long experience shows that good product does not simply mean technical compliance. It means end-users save time, avoid retrials, and carry out their own syntheses with fewer headaches. When problems with our material arise, the resolution happens not through generic statements or distant customer support, but through real plant staff—people who have both the authority and the technical grounding to act decisively.
Whether a product batch moves on to dye intermediates, high-performance polymers, or advanced laboratory syntheses, we stand behind every shipment. Our users—researchers, process engineers, and plant chemists—influence the chemical world in small but critical ways. We see our job as doing everything possible to help them succeed, batch after batch, with Phenol, 5-((2-Hydroxyethyl)Amino)-2-Methyl-.