|
HS Code |
454552 |
| Iupac Name | 4-[(1E)-(hydroxyimino)methyl]-2-methoxyphenol |
| Molecular Formula | C8H9NO3 |
| Molecular Weight | 167.16 g/mol |
| Cas Number | 7257-91-6 |
| Appearance | Off-white to light yellow powder |
| Melting Point | 175-178°C |
| Solubility In Water | Slightly soluble |
| Pubchem Cid | 190557 |
| Canonical Smiles | COC1=CC(=CC=C1C=NO)O |
| Inchi | InChI=1S/C8H9NO3/c1-12-8-4-6(3-7(10)5-9-11)2-2/h2-5,10-11H,1H3/b9-5+ |
| Storage Conditions | Store at room temperature, protected from light and moisture |
As an accredited 4-[(1E)-(Hydroxyimino)Methyl]-2-Methoxyphenol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 25g amber glass bottle, tightly sealed, clearly labeled with the chemical name, hazards, and storage instructions, supplied by the manufacturer. |
| Shipping | 4-[(1E)-(Hydroxyimino)Methyl]-2-Methoxyphenol is shipped in tightly sealed containers, protected from light, moisture, and incompatible substances. Transport complies with hazardous chemical regulations, using appropriate labeling and documentation. Handling requires gloves and eye protection. Shipping is typically via ground or air with all safety and legal requirements strictly observed to ensure safe delivery. |
| Storage | Store 4-[(1E)-(Hydroxyimino)Methyl]-2-Methoxyphenol in a cool, dry, and well-ventilated area, away from direct sunlight, heat, and sources of ignition. Keep the container tightly closed and clearly labeled. Avoid exposure to moisture and incompatible materials such as strong oxidizing agents. Use proper protective equipment when handling, and store in accordance with local chemical safety regulations. |
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Our lab runs day and night, benches lined with glassware, reactors humming with every batch. Hands-on experience teaches plenty beyond textbooks. Today, we talk about the backbone of our oxime phenols: 4-[(1E)-(Hydroxyimino)Methyl]-2-Methoxyphenol. As manufacturers who've kept tabs on each step from raw feedstock crystals to purification, it's not just a product code; it's many years of trials, unforeseen process hiccups, and countless QA checks. We draw on these lessons every time someone asks about our manufacturing decisions. Real chemistry happens under pressure, far from business suits, and certainly distant from warehouse reselling.
The phenolic backbone attracts plenty of attention across industries. With the oxime group (-C=N-OH) sitting in the para position relative to methoxy, this compound brings a unique reactivity blend. Several crews in color chemistry, agrochemical intermediates, and pharma find its stability and reactivity ideal. It sticks out because its hydroxyimino moiety adds selectivity—and chemoselectivity often makes or breaks a downstream synthesis. Through us, batches come off the line with a purity benchmarked by instrumental analysis (HPLC, NMR, GC-MS). Any deviation gets caught immediately. The crystalline product holds a fine, off-white color when isolated right. If it doesn't, we re-run purification; quality assurance comes before any packing slip.
There's a reason we obsess over minor impurities. Even at concentrations below 0.2%, side-products can throw off planned syntheses in a research or production setting. We deal with requests from advanced materials outfits and pharmaceutical teams who aren't interested in batch-to-batch guessing games. After seeing how minor solvent residues or unconverted starting material can clog a scale-up reactor, we invested in in-line process monitoring and extended drying schedules. It's not hype—one ruined campaign because of trace byproducts reminds you daily why diligence trumps speed.
Technical details drive everything but for us, it's never a formulaic list. Our standard specification for 4-[(1E)-(Hydroxyimino)Methyl]-2-Methoxyphenol includes strict melting point windows (usually near 135°C), water content below 0.3% (KF), and comprehensive spectral matching. Before greenlighting any pack-out, we check for micro-scale homogeneity and sample several points across reclaimed lots. The model we follow leans heavily on redundancy: two labs confirm every test, so statistical outliers don't sneak by the QC wall. We've adopted process analytical technology that doesn't just give us post-run data; it spots shifts in real time—helping operators make fine-tuned adjustments on the fly. We've learned the hard way that letting the process drift, even in fraction-of-degree temperature changes, leads to scale-up headaches.
Few compounds deliver this combination of oxime stability, phenolic reactivity, and methoxy-group compatibility. It's not just lab jargon—rivals often pick between one or two of these points, rarely landing all three in the same molecule. A simple 2-methoxyphenol analog, for instance, lacks oxime reactivity; swap the position of the oxime and reactivity shifts away from desired coupling sites. We've tried these alternatives—trials on kilo-scale reactors, not just in small flasks. The outcome? Yields drop, purification time jumps, or worse, downstream reaction selectivity falls apart. In photo-cross-linkable materials, even trace isomers from poorly differentiated chemistries cause ghosting or discoloration in final films. We run side-by-side controls in-house, because we don't trust marketing brochures or third-party rumors.
Many clients want this molecule because of what it lets them achieve downstream. Advanced epoxy resins, color-forming agents, and certain antifungal agents require a sharp, consistent reagent. Synthesis chemists in pharma use it to introduce hydroxyimino functionalities without extra procedural risks. Our colleagues across the sector told us more than once: switching to an in-house manufactured variant removed the nagging worry about batch deviations. By controlling input quality, they noticed less need for pre-reaction purification and cuts in solvent usage—eco-friendlier outcomes, less downtime.
Rising global demand for smarter materials means tighter standards at every step. Sustainability, traceability, and safe handling regulations keep changing, so batch-level records matter more than ever. Having our own team in the plant means answers are never far. If a user needs new data, we run supportive analytics on demand—no waiting for a distributor to check with an upstream source. Lot-to-lot matching gets tracked digitally, and if a regulatory body asks for a retrospective, we retrieve every run's specifics, including raw supplier tracebacks and analytical files. We've been asked to support filings for coatings and active pharmaceutical ingredients with all the technical data in hand. The trust comes not from polished paperwork, but from invitro runs and regulatory audits that our team has hosted in person.
a chemical like this brings its own quirks. Proper storage means no compromise. Humidity drifts, temperature fluctuations, and careless transfer really do shorten shelf life. Our shipping teams make it a mantra to double-check each drum or liner's seal and label integrity. Recent years brought climate stability issues in cargo transit; we invested in temperature-logged containers for ocean shipments. The result: clients report fewer clumpy arrivals and near-zero returns for caked or discolored lots.
Scaling from small-batch runs to industrial kilo or ton lots isn't just a matter of bigger reactors. Solubility changes, heat transfer shifts, and even subtle glassware differences can derail a seemingly simple synthesis. Early scale-ups saw us running temperature gradients and time-staggered feeds—lessons carved in lab notes and scars from poorly contained exotherms. Some years back, we ran a campaign that suffered because a stirrer upgrade subtly warped flow in the crystallizer, giving mixed habit crystals. Only tight batch-by-batch microscopy caught the outliers before shipping. The payoff from routine: finished product aligns with every line on the validated spec.
Sustainable production matters more than ever. Solvent emissions cuts, waste minimization, and energy efficiency top our plant upgrade list every year. We run solvent recovery stations and track discharge streams to keep ahead of tightening local regulations. Our internal auditors flag any drift before it becomes a compliance headache. Products designed for advanced manufacturing carry both their molecular performance and their environmental footprint. Our customers want both, and we see it as our own responsibility.
Researchers trust us with feedback they don’t share with catalog vendors. We hear when a batch smooths out a bottleneck or throws a curveball. We listen when a formulation chemist needs ultra-low heavy metals for sensitive blends. And if issues come up after delivery, someone from technical takes ownership. We've partnered with big and small production teams on process tweaks and custom packing—staying agile instead of falling into big-factory inertia.
Every substitute brings its fingerprint, and we see this with similar oxime phenols. Sometimes, quick substitutions cut supply headaches short-term, but introduce costlier issues in the long run. We track lot performance from our own and rival materials because it’s not enough to trust what worked last year. In certain high-UV applications, competing molecules bring unwanted yellowing—an artifact of impurity reactions under curing lamps. Years of fielding these complaints led us to modify our own synthesis, tightening specs beyond commercial norms.
Each shipment leaves our warehouse with redundant packs: lined drums, inert liners, dense desiccant packs, and full traceability back to the lot. We worked with end users to test multiple packaging formats, eventually sticking with what delivered lowest moisture ingress even on long sea voyages. Our shelf-life guarantees tie back to real empirical stability data—not simply what a supplier claims will hold for paperwork. We check again after six, twelve, and eighteen months (under typical warehouse conditions). It keeps us honest, and helps customers avoid material waste from unexpected degradation.
Factories value routine above all. A single out-of-spec batch can set off a chain of overtime, lost production, or stressed lab techs. We anchor our production on real outcomes: clockwork analytics, standardized raw feeds, and process interventions logged by humans, not just sensors. Troubles sometimes slip through despite every system—an off-grade input, a pump valve that sticks halfway. We see the end result on drying trays and address causes, sharing our journeys and fixes with customers. That practice earns the trust that's built on ground-floor experience, not just marketing.
The journey doesn't stop at fixed markets. Advance in biocompatible materials pushes us to resolve even trace-level extractables. Transitioning from petroleum-derived precursors toward partial biobased feeds is a focus area. Colleagues who specialize in polymer research keep asking for tweaks tailored to their next-generation films and coatings. We’ve been working with university consortia on new applications, from enzyme inhibitors to light-stabilizing additives. Some of these collaborations drive changes back onto our plant floor, where we balance new processing steps with cost and reliability.
We’ve learned that chemistry is only half the partnership. Most of our long-term users started with technical challenges. Sharing QC data, adjusting physical specs, and visiting customer plants grounds our perspective outside the lab. We’ve solved more unscripted challenges onsite than any instruction manual ever covered. It comes down to people on both ends of the process—chemists, operators, drivers, and customers—sharing knowledge, owning mistakes, and embracing fixes openly.
Decades of hands-on production showed us what separates a strong molecule from a dependable product. Direct control ensures a line of sight from raw input to finished drum, unbroken by intermediaries with vague answers. Our team’s dedication, from synthesis chemists to shipping clerks, is the real story behind 4-[(1E)-(Hydroxyimino)Methyl]-2-Methoxyphenol. Genuine manufacturing lets us respond quickly, adapt specifications, support novel uses, and build trust not on logos, but on delivered results.