|
HS Code |
121740 |
| Product Name | Raloxifene Hydrochloride |
| Cas Number | 82640-04-8 |
| Molecular Formula | C28H28ClNO4S·HCl |
| Molecular Weight | 563.52 g/mol |
| Synonyms | LY139481 HCl, Evista |
| Appearance | White to off-white powder |
| Purity | ≥98% (HPLC) |
| Solubility | Slightly soluble in water; soluble in DMSO, ethanol, methanol |
| Melting Point | 256-260 °C (dec.) |
| Storage Temperature | 2-8 °C (refrigerated) |
| Brand Names | Sigma Aldrich, Merck, TCL Chemical |
| Inchi Key | QESPTYGEVJACLC-QPLCGJKRSA-N |
| Pubchem Id | 11207938 |
As an accredited Raloxifene Hydrochloride factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Raloxifene Hydrochloride (Sigma Aldrich/Merck/TCI) contains 1g in an amber glass bottle with a secure screw cap. |
| Shipping | Raloxifene Hydrochloride from Sigma Aldrich, Merck, or TCI Chemical is shipped in secure, airtight containers to ensure product stability. It is typically transported under ambient conditions, unless otherwise specified, and packaged according to regulatory guidelines for hazardous substances. Detailed shipping documentation and safety data accompany each order for compliance and traceability. |
| Storage | Raloxifene Hydrochloride should be stored at 2–8°C (refrigerated), protected from light and moisture. Keep the container tightly closed in a dry, well-ventilated area. Avoid excessive heat and direct sunlight. Store according to the manufacturer’s guidelines (e.g., Sigma-Aldrich, Merck, TCI Chemical) and local regulations to ensure chemical stability and safety. |
Competitive Raloxifene Hydrochloride prices that fit your budget—flexible terms and customized quotes for every order.
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As the team behind its creation, we know Raloxifene Hydrochloride inside out. This is not just another chemical on the market; it is a precision product that comes from years of fine-tuning in actual manufacturing runs, not just laboratory trials. We typically supply Raloxifene Hydrochloride as a white or nearly white crystalline powder, and our most in-demand model sits comfortably at the 99.5% purity mark. You see these numbers in formal quality reports, but reaching them day-in, day-out takes real-world attention to every parameter.
Raloxifene Hydrochloride offers strong molecular stability, which we check batch-to-batch using both pharmacopeial and in-house methods. Particle size control affects downstream processing; our standard batches run from 80 to 200 mesh, although we routinely ship custom sizes to meet actual customer processing needs. Moisture content always draws scrutiny, and for this product, we reliably keep it below 1.0% in the finished material, where any excess moisture could compromise long-term storage and tablet integrity.
Some people think pharmaceutical ingredients are all the same if the purity number matches. Experience tells a different story. Although Raloxifene Hydrochloride hasn’t changed at the basic molecular level since FDA approval, the challenges in real manufacturing haven’t faded. Each lot still undergoes vigilance for polymorphic form. Many overlook this aspect, but the crystalline structure you supply matters when the final dosage form depends on dissolution rate and bioavailability.
We do not just set a specification and walk away. Our technical group oversees every cleaning sequence, solvent recovery and crystallization cycle to avoid contaminant carryover or trace impurities. Take chlorinated solvents: every GMP audit reviews our purge cycles and waste stream management to ensure the next batch starts from a true zero baseline. To prevent issues, we log retention samples from every lot, supporting ongoing stability data collection far beyond typical shelf-life windows. If any downstream user reports a question years later, we retrieve and re-examine archive samples instead of relying on paperwork alone.
Tableted and capsule forms of Raloxifene call for repeatability from batch to batch, and that starts with the active ingredient itself. We designed our process with input from formulation partners, so the granule flow and blend uniformity work in a real production line, not just the laboratory. Some makers treat powder density and flow as afterthoughts. Through repeated fill trials on rotary tablet presses, we’ve targeted a balance between compressibility and ejection without risking lamination or capping.
The product’s defined particle size helps avoid segregation from lactose or microcrystalline cellulose in low-dosage tablets. In practical terms, tablet production rates stay consistent without dusting or downtime for chute cleaning. We consistently measure flowability using angle of repose and Carr’s index—metrics our customers mention directly when they qualify a new lot. The idea is straightforward: if the material blends smoothly, it gets used, not rejected.
There’s a trend in the market for chemically similar SERMs or even generic Raloxifene sourced from traded stocklots. Our experience says the origin matters—both for regulatory filings and peace of mind in routine cGMP audits. Commodity sellers promise compliance by reference to the USP or EP monograph, but this glosses over the variations that can trip up actual production at scale. Each step in our process uses validated equipment, traceable raw materials, and full batch record access. Some customers need wet granulation for their process, others require direct compression. In practice, you want the API to accommodate both, not force a change in process or introduce risk.
We’ve compared our powder against several market samples by coating and compressibility performance. Sometimes, small impurities or a less controlled particle habit won’t show on the certificate of analysis, but show up as sticking, poor content uniformity, or film defects down the line. Through hands-on experience, not just paperwork, we push to reduce these risks at the root.
Raloxifene Hydrochloride is subject to a demanding patchwork of regulations. Meeting global customer requirements, especially from major pharma, means ensuring detailed documentation, not just batch analysis sheets. We maintain complete traceability, with every intermediate logged and every analytical record kept under electronic audit trail. This depth of documentation provides the foundation for customer regulatory filings, be it a DMF reference for FDA or an ASMF for the EU.
For us, compliance goes beyond the checklists. Each time a pharmacopeial standard updates—be it the USP, EP or JP—we review our analytical protocol against the new requirements at the milligram level. In some cases, impurities not previously called out become part of the release specification, and we update our validation on both HPLC and GC methods. There are never shortcuts around issues like residual solvents, heavy metals, or microbiological levels. Our experience says regulators always dig into source, not just result; this is why we keep direct control in-house.
Raloxifene Hydrochloride serves not just the human pharmaceutical sector. Researchers in comparative medicine and animal health use the product for exploratory indications. We field regular queries from academic collaborators seeking lot-to-lot consistency for animal studies, where batch changes can alter baseline results. For these users, our granularity in reporting—even down to lot-specific impurity profiles—lets them interpret their data cleanly, without questions about hidden formulation drift.
Our internal archive makes it possible to retrieve and revalidate even years-old samples if a study needs supporting evidence. These requests may be far from our main business, but they underscore why quality control shouldn’t just serve today’s clinical supplier; it also supports long-term research.
Raw material sourcing and energy usage remain constant areas for improvement. Rather than chasing the lowest cost, we source key intermediates directly and audit every vendor on actual site visits. Solvent selection sometimes brings environmental pushback. While chlorinated solvents can boost yield, they complicate waste processing. Our process development group invests in closed-loop solvent recovery and is continually piloting greener substitutes, including alcohol-water systems, while keeping yields steady for large-scale runs.
Our wastewater gets tracked lot-by-lot, with real-time pH, COD, and BOD readings for each discharge. The numbers go straight to factory dashboards, so the team corrects issues before they translate into larger compliance headaches. This diligence pays off when regulators arrive for scheduled or unannounced inspections. We favor transparency over quick fixes—providing original lab books and audit trail records at every review.
Problems do not disappear simply because a lot gets shipped out. More than once, a customer has discovered a packaging flaw during humid transit or encountered flow problems because of long-term storage conditions. Instead of placing blame, we run accelerated stability studies and share those findings openly. More robust drum liners and double-sealed packaging solutions have come from this back-and-forth. These changes only work because we listen to feedback instead of hiding behind technical jargon.
Another recurring challenge centers on solubility and blending in complex formulations—especially in cases where Raloxifene appears alongside multiple actives or novel excipients. Working on the floor with formulation partners, we have tweaked process parameters, sometimes changing our particle sizing or even crystalline habit based on end-user feedback. Results show real differences: less batch rejection, smoother blending, and more consistent release profiles.
Raloxifene Hydrochloride’s role within the SERM family creates both challenges and opportunities. While other members such as tamoxifen might share a therapeutic space, the manufacturing differences run deep. Tamoxifen tolerates a wider impurity range, for example, and sees broader use in both solid and liquid dosage forms; Raloxifene demands stricter control over photostability and impurity A, both during processing and in storage.
Clients who have switched between SERMs quickly discover differences in staff training and process control. Our direct oversight lets us tune drying times, optimize crystallization, and adjust micronization to minimize these spillover effects, rather than guessing how a contract manufacturer will behave with the next job. This edge lets us reduce customer troubleshooting, as each batch from our plant comes with a full process history and real stability data, not only a pass/fail PDF.
Raloxifene Hydrochloride’s position remains stable, as generic development grows and expand into new therapeutic areas. The competition brings lower-cost entrants, some of whom treat quality as transactional. End users soon learn that the cheapest option usually means the greatest risk of manufacturing hiccups, out-of-spec deviations, and even regulatory warning letters. We see a different path: long-term value in reliability. Customers in regulated markets—the ones with regular agency inspections—seldom roll the dice with unproven suppliers.
In our experience, API users prioritize trust and transparency above flashy packaging or race-to-the-bottom pricing. We engage directly with formulation and quality assurance teams to address concerns from the outset, answer traceability questions, and demonstrate process control at the milligram scale. This approach does not chase short-term orders but delivers steady partnerships and robust regulatory records.
Continuous improvement is not marketing talk at our facility. Our engineers regularly update control schemes and automate real-time data capture across drying, filtering, and milling operations. These upgrades help us spot process drift within hours instead of days, let us correct deviations before a full batch falls out of range, and reduces the waste footprint. Data from years of process runs helps us optimize each step, from raw intermediate to crystalline API.
As new analytical platforms—like QbD-oriented HPLC and high-resolution LC-MS—take hold, we integrate them into routine controls instead of waiting for regulatory deadlines. Running cross-validation between classical and advanced analytical methods strengthens confidence at every batch release. It is not about being first with the latest sensor; it is about proven, applied tech that confirms product quality in the real world.
Customers approach us with real-world needs, not just academic questions. A buyer may need to qualify the product for high-speed granulation or ask for data on stress degradation studies. Because we maintain in-house analytical capacity and long-term staff, we respond quickly, not by sending out for contract testing and waiting for weeks. Users often tell us they value both responsiveness and shared expertise in problem-solving, compared to the long chains of third-party distribution or outsourced support.
We handle requests for unusual analytical tests—such as chiral purity, nitrosamine risk assessment, or photostability reports—on tight timelines. By working directly with end customers, we shorten feedback loops and adapt production for the next run instead of treating every shipment as a finished chapter. This ongoing conversation means less downtime and fewer surprises for everyone involved.
If the last few years taught anything, it is that real supply chain security beats empty assurances. Instead of relying on distant contract plants or juggling brokers, we keep the critical steps in-house—from synthesis to QC to release packaging. When upstream issues surface, our teams pivot quickly, either by requalifying backup suppliers or by running extra in-process monitoring. Flexibility comes from experience and owning every major lever in our process, not from workplace shortcuts or price shaving.
We document not only where but how every kilogram got produced, with direct line-of-sight to every raw material, utility, and operator involved. By stakeholding the complete manufacturing chain, we provide a degree of assurance our customers value—something a label or paperwork cannot fully convey.
As medical practice and product development continue to evolve, new uses for Raloxifene Hydrochloride often emerge. From expanded indications in osteoporosis and breast cancer risk reduction to experimental repurposing for metabolic disorders, research constantly tests the product in new settings. Our approach has always been to support innovation through accessibility and transparency. When clinicians or development partners bring new requests—such as micro-dosing for pilot studies or altered polymorph forms for targeted delivery—we work with them to deliver reliably documented, reproducible product that enables faster progress from preclinical to clinical to market phases.
Instead of a one-size-fits-all approach, we collaborate to tweak process runs or prepare pilot-scale lots for early-stage results. Someone without deep experience might overlook the small noises in a batch’s DSC curve or neglect to report a transient impurity. We dig deeper, because patient safety and research integrity reflect back on every kilogram that leaves our plant.
API production is about more than hitting numbers on a specification sheet. Day-to-day diligence, openness to feedback, and true process knowledge set a direct manufacturer apart from brokers or resellers. For Raloxifene Hydrochloride, this makes the difference in product performance, user confidence, and successful regulatory outcomes. We treat customer challenges as shared problems to solve, not just transactions to complete. Whether it means investing in environmental controls, building documentation from scratch for a regulatory agency, or responding to a new user’s analytical need, we believe every improvement pays dividends across the supply chain. Real quality builds a reputation batch by batch, and we stand behind every shipment, not just with paperwork, but with years of earned experience.