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HS Code |
948882 |
| Chemical Name | S(+)-Baclofen |
| Cas Number | 77098-69-8 |
| Molecular Formula | C10H12ClNO2 |
| Molecular Weight | 213.66 |
| Purity | Typically ≥98% |
| Appearance | White to off-white crystalline powder |
| Optical Rotation | [α]D20 +19° (c=1, H2O) |
| Melting Point | 199-202°C |
| Solubility | Soluble in water and ethanol |
| Storage Temperature | 2-8°C |
| Synonyms | R(-)-Baclofen, (S)-(-)-Baclofen, Lioresal S-enantiomer |
| Application | GABAB receptor agonist |
As an accredited S(+)-Baclofen factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for S(+)-Baclofen, 5 grams, is a sealed amber glass vial with a tamper-evident cap and clear labeling. |
| Shipping | S(+)-Baclofen is shipped in compliance with all relevant safety regulations. It is packaged in secure, airtight containers to prevent contamination or leakage. Shipments are labeled as hazardous, as required, and typically transported via certified couriers specializing in chemical materials. All handling is conducted by trained personnel, ensuring safe delivery. |
| Storage | S(+)-Baclofen should be stored in a tightly closed container at 2-8°C (refrigerated) and protected from light and moisture. The storage area must be well-ventilated and free from incompatible substances. Avoid exposure to excessive heat or direct sunlight. Ensure the container is clearly labeled, and keep the chemical out of reach of unauthorized personnel or children. |
Applications of S(+)-Baclofen in Industrial ManufacturingS(+)-Baclofen serves as a critical chiral intermediate and an active compound in several industrial and pharmaceutical sectors. Its unique stereochemical purity and neurological action support its use in tightly regulated downstream manufacturing scenarios. As an established API (Active Pharmaceutical Ingredient), S(+)-Baclofen requires precise compliance, specific formulation ratios, dedicated process steps, and strict end-product specifications within each application segment below. 1. Active Pharmaceutical Ingredient for CNS Drug FormulationNumerous pharmaceutical manufacturers incorporate S(+)-Baclofen as an API for producing neurological drugs, primarily for the management of spasticity and muscle-relaxant therapies. This enantiomer provides enhanced target selectivity with reduced off-target activity compared to racemic mixtures. Technical departments regulate chiral purity by validated HPLC methods and implement traceability through batch-level documentation. S(+)-Baclofen is typically introduced at the initial blending stage with excipients and followed by granulation or tableting, based on dosage form intended. The final output consists of prescribed oral and injectable formulations marketed for clinical and hospital use. Industry compliance standards
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2. Intermediate in Chiral Pharmaceutical SynthesisS(+)-Baclofen acts as an advanced intermediate in the synthesis pathways for specialty chiral drugs. Fine chemical processors utilize its enantiopure structure to generate high-value derivatives, focusing on minimizing racemization during transformations. Production facilities closely monitor each transformation by NMR and chiral assays, maintaining documentation to support regulatory and customer audits. The input ratio depends on downstream derivative yield requirements, often factored per molar basis with parallel substrate controls. Integration occurs at protected group introduction or as a building block for novel CNS or antispastic agents. End uses include patented APIs and licensed pharmaceutical intermediates supplied to innovator drug companies. Industry compliance standards
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3. Research Grade Reagent in Neuroscience and Analytical LaboratoriesLaboratories specializing in neuropharmacology utilize S(+)-Baclofen as a research tool for mechanistic studies and receptor assays. These applications require high chemical purity and low endotoxin specifications, with batch certification for academic and industrial research protocols. Researchers determine input ratio based on receptor assay sensitivity, usually on the micromolar scale for in vitro studies. Material is dispensed directly into assay plating, cell culture, or in vivo animal model setups. Downstream usage is strictly controlled under laboratory settings with compliance toward institutional standards. Key final products are published research data, scientific reference samples, or preclinical study reagents. Industry compliance standards
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4. Reference Standard Material for Pharmaceutical QC LaboratoriesPharmaceutical quality control and batch release laboratories use S(+)-Baclofen as a certified reference standard for potency, impurity profiling, and stereoisomeric purity testing of marketed drug products. Material qualification processes demand comprehensive COAs supported by exact traceability and calibration records. The reference is weighed per protocol, typically milligram scale, during each HPLC, GC, or NMR analytical run. Integration occurs at the standards preparation stage as a calibration benchmark, often accompanying legally required pharmacopeial tests. Downstream, this assures regulator-backed batch release, in-process controls, and compliance in commercial CNS medication production. Industry compliance standards
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In our work as a chemical manufacturer, the journey from raw materials to a finely tuned, pharmaceutical-grade compound always demands the highest level of care, attention, and real-world expertise. With S(+)-Baclofen, we have embraced every challenge that comes with producing an enantiomerically pure active pharmaceutical ingredient. The need for superior quality in therapeutic compounds goes beyond a checklist; our everyday responsibilities remain closely tied to the lives of those who rely on safe, targeted treatments.
Our S(+)-Baclofen product meets rigorous standards for chirality, purity, and batch consistency. From the selection of starting materials to the calibration of crystallization equipment, each stage comes under scrutiny. We understand the critical role that chirality plays in drug development. Biological systems frequently distinguish between enantiomers of the same molecule. In the case of Baclofen, the S(+) form demonstrates significantly higher affinity for the intended targets within the central nervous system, compared to its R(–) mirror image.
We offer S(+)-Baclofen in bulk, tailored for advanced research, formulation, and production. Each batch undergoes comprehensive analysis—ranging from optical rotation testing to high-performance liquid chromatography (HPLC)—to guarantee enantiopurity typically exceeding 99%. S(+)-Baclofen from our facility comes as a white to off-white crystalline powder, with tight specification on moisture content, residual solvents, and inorganic impurities. Understanding how even trace contaminants can affect performance, we enforce in-process controls and final testing before shipment.
Throughout our production lines, proprietary chiral synthesis techniques are daily practice. Maintaining a consistent chiral center is no abstract exercise for us. It directly impacts solubility, interaction with biological targets, and safety profile. Reliable physicochemical properties—such as melting point and solubility in aqueous and organic media—shape the design of pharmaceutical formulations. Laboratory technicians regularly verify these aspects, relying not only on standardized protocols but also on knowledge built up from years on the shop floor, learning which subtle deviations predict future issues.
S(+)-Baclofen forms an integral part of many development programs targeting spasticity, neuroprotection, and related disorders. Investigation pipelines consistently turn to single-enantiomer compounds because of their cleaner pharmacological profiles. The S(+) isomer of Baclofen brings markedly higher activity as a GABAB receptor agonist. This selective action matters to formulation scientists and clinicians who wish to minimize unwanted activity from the R(–) isomer.
The practical value of S(+)-Baclofen hinges on minimizing off-target effects. For conditions like chronic spasticity, a predictable therapeutic window improves patient adherence and comfort. The R(–) enantiomer not only lacks the desired activity but can increase the metabolic burden or contribute to unexpected interactions. We have witnessed researchers reduce side effect profiles and improve dose-response relationships simply by choosing pure S(+)-Baclofen over the racemic mixture.
Whether you are in clinical development or translational research, the switch from racemic Baclofen to an enantiomerically pure product often requires methodical validation. Our support doesn’t stop after manufacturing. Over the years, we have worked side-by-side with scientists through troubleshooting unexpected analytical interferences or supporting scale-up as results move further down the drug pipeline. Rigorous documentation accompanies each shipment, together with long-term stability data derived from real storage conditions, not just theoretical models.
Many manufacturers offer Baclofen, most commonly as the racemic mixture. Experience tells us that, in chiral compounds, the devil is in the details. Racemic Baclofen delivers equal parts R(–) and S(+), which means lowering overall activity and adding inactive or potentially disruptive molecular passengers. In industrial and clinical settings, this translates to a less efficient compound—often requiring higher doses, with corresponding increases in the risk of side effects or drug-drug interactions.
With S(+)-Baclofen, we focus on maximizing the positive action on GABAB receptors, sidelining the less helpful isomer. Decades of structure-activity relationship studies, both published and in our own industrial trials, confirm that patients and protocols benefit from this precision. In practice, the difference between a racemic mix and S(+)-Baclofen plays out through more stable titration schedules, decreased sedation, and a generally improved tolerability profile.
From a manufacturing point of view, producing single-enantiomer drugs is no minor challenge. The typical routes—racemization, followed by chiral resolution, or enantioselective synthesis—demand patience, state-of-the-art equipment, and relentless vigilance over batch quality. Every operator in our facility understands the stakes. Failures in controlling enantiomeric purity sometimes do not show up until later stages, so we continue investing in rapid analytical feedback loops and robust supply chains to catch problems early.
We find that customers who once accepted racemic ingredients are increasingly moving towards single-enantiomer options. Regulatory filings and market data show a growing demand for products like S(+)-Baclofen, as healthcare providers recognize the value in streamlining clinical outcomes and reducing non-therapeutic exposure. Ongoing feedback from formulators affirms that single-enantiomer inputs often simplify downstream process development, from blending to tableting, and even packaging stability.
Manufacturing at scale brings a unique set of hurdles. S(+)-Baclofen’s sensitive chiral center cannot withstand careless handling or uncertainty in upstream inputs. We keep detailed records of raw material lots, environmental conditions, and operational settings across every run. Rather than relying on paper trails alone, we have built redundancy into our audit and tracking system. This means that if a question arises—about a specific drum or lot number years down the line—we can reconstruct not only the composition, but the story of that batch, from gas input pressure to who signed off quality control at each checkpoint.
This approach grows from experience. In the earlier years, we encountered plenty of frustration with inconsistent vendors, technical failures, or paperwork lapses. Those lessons shaped a bias towards over-communicating requirements to every handler, from warehouse to shipping, and building operator autonomy into our daily routines. Regular training and feedback keep teams focused and invested in the details, and we prioritize sharing learnings when troubleshooting or lean process improvements lead to a tighter, more predictable S(+)-Baclofen.
For customers scaling up their own processes, traceability goes hand-in-hand with confidence. Pharmaceutical partners now expect certificates of analysis, batch-specific impurity profiles, and stability data that go beyond the minimum. Through transparent documentation, supported by a persistent, practical presence for queries, we enable project managers to meet audit requirements and regulatory inspections—because anyone who has faced a midnight call from an investigator knows the importance of backing every claim with facts.
Responsibility for safe, sustainable production doesn’t start and end at the factory gate. We remain actively involved in waste management, solvent recovery, and hazard reduction. Our S(+)-Baclofen manufacturing strategy integrates closed-loop systems for solvent use, and we have redesigned process steps several times to minimize both energy and material waste. These changes grew out of direct experience—early process development required more solvents and generated more waste before teams reevaluated the synthetic route and invested in more efficient crystallizers. Today, our team continues to challenge themselves to find new efficiencies without ever accepting compromises on purity or reproducibility.
On a practical level, solvent recovery and waste minimization translate to lower costs and smaller environmental footprints for our clients as well. By reducing toxic effluent and reusing input materials, we not only comply with evolving international standards—we help our partners demonstrate measurable sustainability improvements in their own documentation. That kind of progress takes daily commitment, supported by every technician and process engineer who chooses to improve rather than stand still. Each time we slice a fraction off solvent losses, the result is fewer headaches for the waste treatment operator, and a smaller environmental ledger for everyone downstream.
The growing demand for greener chemical practices translates directly to procurement decisions. Customers increasingly request documentation on eco-footprint and material recovery rates, and regulatory agencies expand expectations for data on lifecycle impact. We keep tight records and remain open to outside review, because transparency and integrity underpin every productive partnership. The path forward rests not on grand pronouncements, but the steady, patient improvement of everyday routines—and a willingness to rethink the way each batch of S(+)-Baclofen is produced.
We regularly consult with researchers, formulation specialists, and process chemists who need robust input materials for sensitive applications. S(+)-Baclofen’s chiral purity isn’t just a box-ticking exercise. It often determines whether a new oral or injectable formulation can be validated consistently or whether impurities disrupt bioequivalence studies. We draw on years of collaborative troubleshooting—ranging from minor tweaks to upstream process water to major overhauls of synthetic intermediates—so that our product supports both innovation and regulatory compliance.
Day-to-day feedback loops matter. We encourage clients to raise questions about batch differences, unusual analytical findings, or adjustments to their formulation process. Rather than walling ourselves off, we see every inquiry as a chance to refine our product and service. Some of our most sustainable improvements began as fleeting exchanges during tech transfer calls or early-stage audits. The result: S(+)-Baclofen that consistently meets the needs of developers and clinicians, instead of locking them into a cycle of trial and error.
Our commitment to open dialogue extends to training and technical documentation. We regularly update clients on new analytical methodologies, improved process controls, or regulatory changes that may touch on S(+)-Baclofen sourcing or handling. Support teams remain accessible and responsive, trained to address real questions that crop up outside of office hours or on short timelines.
Regulatory expectations for chiral pharmaceuticals continue to evolve, with health authorities placing increasing value on enantiomerically pure active ingredients. This trend shapes both how we manufacture S(+)-Baclofen and how research teams choose their suppliers. We’ve seen that shifting toward single-enantiomer compounds narrows batch-to-batch variability, reduces regulatory headaches, and facilitates faster movement from lab scale to full production. Few pharmaceutical partners voluntarily return to racemic mixtures after making the switch.
Ongoing investment in equipment, training, and analytical technology ties directly to our long-term success. Many years ago, manual analysis ruled the day, making real-time process control difficult. Now, in-line monitoring, automated sampling, and digital data logging let us spot trouble before it grows. This reduces waste, prevents costly recalls, and ensures continuity in our customers’ processes. If an issue arises, everyone benefits from the depth of our digital traceability records—allowing quick, fact-based responses to customer queries or regulatory inspections.
A driving force behind our operation lies in the latest advances in process chemistry and automation. We actively participate in professional forums and industry working groups on chiral synthesis. Whether we are test-driving new catalysts, exploring continuous manufacturing, or working alongside customers on process validation, each step reaffirms our focus on staying at the forefront of reliable, scalable S(+)-Baclofen production. The field is always moving—resting on past achievements doesn’t serve partners or patients.
Our frontline operators and chemists encounter new challenges on a regular basis. Older approaches to resolving enantiomers often struggled with solvent waste, yield losses, or unpredictable isomerization. Over the years, manufacturing teams have refined both chemical and mechanical steps to limit degradation and boost chiral purity, using packed column chromatography, advanced crystallization regimes, and careful temperature control. Each improvement emerges not from theory alone, but from trial, error, and persistence on the plant floor.
Supply chain interruptions present a constant risk across the chemical industry. To shield our partners from avoidable delays, we maintain qualified secondary sources for every raw input, and proactively adjust inventory in anticipation of demand spikes or transport disruptions. Achieving consistent S(+)-Baclofen supply means assuming nothing—every link in the production chain requires active management, regular communication, and readiness to troubleshoot the unexpected.
Another practical challenge involves upholding the highest purity levels as demand grows. Scaling processes while keeping impurities in check requires fine-tuned control and continuous feedback. Our investment in state-of-the-art analytical instruments and real-time monitoring means we rarely encounter unwelcome surprises at a later stage. Long-term partnerships with equipment vendors and calibration experts further reinforce our ability to meet stringent reproducibility and documentation requirements.
As market needs shift and new indications emerge for S(+)-Baclofen, the requirements of pharmaceutical developers and researchers will keep evolving. Our ongoing commitment remains rooted in a willingness to invest in process upgrades, readiness to listen, and firm attention to every feedback loop—large or small. We base our decisions on experience, teamwork, and a constant drive for better results, ensuring that S(+)-Baclofen continues to offer a winning combination of purity, reliability, and real-world value for those at the leading edge of pharmaceutical innovation.