Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
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(R)-Baclofen

    • Product Name (R)-Baclofen
    • Alias Lioresal
    • Einecs 249-014-2
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    954066

    Cas Number 63279-46-1
    Iupac Name (R)-4-amino-3-(4-chlorophenyl)butanoic acid
    Molecular Formula C10H12ClNO2
    Molecular Weight 213.66
    Appearance White to off-white crystalline powder
    Melting Point 206-208°C
    Solubility In Water Soluble
    Optical Rotation [α]D +12° to +15° (c=1, H2O)
    Stereochemistry R-enantiomer
    Function GABAB receptor agonist
    Synonyms R-Baclofen; Arbaclofen
    Storage Temperature 2-8°C
    Pka 3.87 (carboxyl), 9.5 (amino group)
    Canonical Smiles C1=CC(=CC=C1C(CC(=O)O)CN)Cl

    As an accredited (R)-Baclofen factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing (R)-Baclofen, 1g: Supplied in a sealed amber glass vial with tamper-evident cap, labeled with CAS number and safety information.
    Shipping (R)-Baclofen is shipped in compliance with all relevant hazardous materials and safety regulations. The chemical is securely packaged in sealed, labeled containers to prevent contamination or spillage. Shipping methods include temperature control and tracking to ensure product integrity during transit. Documentation and MSDS are included with every shipment.
    Storage (R)-Baclofen should be stored in a tightly sealed container, protected from light and moisture. Keep it at room temperature (approximately 20–25°C), away from heat sources and incompatible substances. Ensure proper ventilation in the storage area and restrict access to authorized personnel only. Always follow relevant safety and regulatory guidelines for the storage of chemicals.
    Application of (R)-Baclofen

    Applications of (R)-Baclofen in Industrial Manufacturing

    As a dedicated manufacturer of (R)-Baclofen, we focus on real-world industrial supply chains where this chiral active ingredient plays a critical role in pharmaceutical and related high-value fine chemical applications. The following sections outline the primary use scenarios, noting industry standards, exact integration points, formulation specifics, and resulting commercial products.

    1. Active Pharmaceutical Ingredient (API) Manufacturing for Neuromuscular Drugs

    (R)-Baclofen serves as an essential API in the large-scale industrial synthesis of oral and injectable neuromuscular relaxant pharmaceuticals. Our material supports compliance with narrow chiral purity and impurity requirements, and is integrated at the final API crystallization and formulation stages. Regulatory submission batches demand consistent stereospecific synthesis, and producers apply specific controls over the incorporation of the (R)-enantiomer starting from the chiral synthesis routes up to the compounding into solid dosage forms and sterile injectables.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • European Pharmacopoeia Monograph 07/2018:2440 “Baclofen” (Chiral Purity Specification)
    • United States Pharmacopeia (USP) Baclofen Monograph
    • EU GMP Part II–API for Human Use

    Typical usage ratio

    • API content: 100% in the final API batch; oral solid finished dose contains 10–25 mg per tablet/capsule; parenteral solution adjusted based on 0.5–2% w/v concentration, depending on the formulation requirements

    Downstream process integration

    • Baclofen introduced at the final stereoselective synthesis stage, then carried through purification (crystallization or chromatography) prior to API QC and downstream to tableting, capsule filling, or aseptic solution blending

    Final product types

    • Prescription-grade oral tablets
    • Hard gelatin capsules
    • Sterile intrathecal injection solutions
    • Hospital-use ampoules and vials

    2. Chiral Intermediate in Custom Synthesis for Nervous System Actives

    Major pharmaceutical fine chemical manufacturers source (R)-Baclofen as a building block for the synthesis of advanced nervous system modulators and research drug candidates. This downstream scenario involves using the enantiomerically pure material as a chiral nucleus in multi-step synthesis, where it dictates the stereochemistry of more complex pharmaceutical intermediates, such as those used in pipeline development pharmaceuticals.

    Industry compliance standards

    • ISO 9001:2015 Quality Management for Custom Synthesis
    • REACH Regulation (EC) No 1907/2006 for Substances for Research and Development
    • GMP guidance for Investigational Medicinal Products (Annex 13, EU GMP)
    • ISO 14001:2015 for Environmental Management in custom synthesis facilities

    Typical usage ratio

    • 5–30% w/w of total starting material in chiral center assembly steps; actual proportion tailored to target molecule yield, route, and the complexity of downstream transformations

    Downstream process integration

    • Material is introduced at the first or second step in the route as a chiral controlling nucleus and processed through amidation, esterification, or cyclization reactions in pilot-scale reactors

    Final product types

    • Chiral pharmaceutical intermediates for nervous system drug development
    • Lead compounds for CNS (central nervous system) research
    • Custom synthesized reference standards
    • Preclinical study material for licensed out projects

    3. Clinical Grade Bulk Substance for Pharmaceutical Compounding

    Hospital and compounding pharmacies demand GMP-grade (R)-Baclofen as a clinical raw material for preparing personalized medications tailored to individual patient prescriptions, especially in pediatric and neurology units. The compound is typically dispensed via strict in-pharmacy procedures, where precisely weighed aliquots are used to formulate oral liquids or suspensions, enabling accurate low-dose control for patients with highly specific therapeutic requirements.

    Industry compliance standards

    • USP General Chapter <795> “Pharmaceutical Compounding–Nonsterile Preparations”
    • USP General Chapter <797> “Pharmaceutical Compounding–Sterile Preparations”
    • Good Compounding Practices (GCP) – FDA 503A / EU Guidelines
    • National Association of Boards of Pharmacy (NABP) Compounding Rules

    Typical usage ratio

    • Typically 0.5–5% w/v for compounded oral suspensions; ratio directly determined by pediatric or geriatric dosing requirements, as prescribed in mg/mL concentration by healthcare professionals

    Downstream process integration

    • Baclofen bulk powder weighed and suspended or solubilized into a vehicle (e.g., syrup or solution) in aseptic compounding rooms with real-time batch documentation and dispensing controls

    Final product types

    • Personalized oral solutions for pediatrics and geriatrics
    • Extemporaneously compounded capsules for specific-dosage therapy
    • Hospital compounding syrups for enteral administration
    • Specialty pharmacy compounded liquids for homecare delivery

    4. Reference Standard Supply for Analytical Laboratories

    Certified (R)-Baclofen is required by analytical laboratories for use as a system suitability, calibration, and validation reference standard in pharmacopoeial and GLP-compliant quality control methods. The substance is precisely characterized for chiral purity and used to support regulatory batch release, forensic investigation, and research protocol validation, underpinning both pharmaceutical production and third-party batch release verification.

    Industry compliance standards

    • Pharmacopoeial requirements: USP, Ph. Eur., JP for reference standards
    • ISO/IEC 17025:2017 Laboratory Accreditation for Testing and Calibration
    • FDA 21 CFR Part 211–cGMP Laboratory Controls
    • GLP (Good Laboratory Practice) principles OECD No. 1

    Typical usage ratio

    • As a reference or control, typically 1–10 mg per laboratory sample, with the precise amount adjusted according to instrument method sensitivity and calibration range

    Downstream process integration

    • Material weighed into chromatographic vials for HPLC or GC method validation, system suitability trials, and analytical calibration curve establishment

    Final product types

    • Certified reference standards for chromatography labs
    • Chiral marker compounds for HPLC/GC method development
    • System suitability test standards for batch release
    • Proficiency testing samples for regulated pharmaceutical labs
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    Certification & Compliance
    More Introduction

    (R)-Baclofen: A Closer Look from the Manufacturer’s Floor

    Reliable Source, Real Product

    You hear a lot about active pharmaceutical ingredients these days, but there are worlds of difference between actually synthesizing a compound and reshuffling it in a catalog. As manufacturers, we face process headaches most other industry participants only read about. Let’s talk about (R)-Baclofen—not the basic chemistry you find in glossed-over product guides, but what it means to make, handle, and work with this enantiomer on a daily basis.

    Why (R)-Baclofen Stands Apart

    Baclofen itself shows up on many lists, but the real story lies with its enantiomers. (R)-Baclofen is the right-handed stereoisomer, the one that interacts with the intended GABA-B receptors in neurological applications. This means you get the functional activity of racemic baclofen without introducing the ineffective or less-desired (S)-enantiomer. The differences start to matter well before the end user sees the result: our plant technicians and QC teams learned that purity is only worth talking about when you’ve mastered the rigor it takes to do it batch after batch. With chiral purity exceeding 99% and consistently confirmed through periodical chiral HPLC and NMR checks, we look at metrics that define real manufacturing prowess.

    What You Experience Working Directly from the Reactor

    It’s easy for outsiders to speculate on process steps, but one finds out what works through troubleshooting on the ground. For (R)-Baclofen, we walk a fine line in the initial asymmetric synthesis and downstream resolution. Chiral auxiliaries and racemization risks aren't theory here; they are line-item headaches. The challenge isn’t just synthesizing a molecule, but ensuring no cross-contamination, no batch-to-batch drift, and no shortcuts that compromise resolution. These controls aren’t dusty SOPs on a shelf—they’re habits our reactor operators adopt from the first solvent charge to the final filtration.

    Specs like melt point or residual solvent traces mean little unless your process engineers breathe them all day. We minimize residual solvents well below the strictest guidelines, confirming each release with gas chromatography calibrated for our own process idiosyncrasies. Each 1kg or 10kg drum must speak for itself; there’s more at stake than filling an order. Every HPLC chromatogram we review doesn’t just go into a binder; it sets the standard for what leaves the loading dock.

    No Substitute for Experience in Fine Filtration and Packaging

    Sweeping up after crystallization leaves us no luxury for sloppy habits. Filtration, washing, and drying set the tone for all downstream handling. True control over moisture traces and particulate matter separates good product from nearly good. You cannot patch up a loss of control in the dryer or hope for a pass during sampling. We run calculations, cross-check glassware, and scrutinize particle size to ensure every batch makes the grade for pharmaceutical-grade (R)-Baclofen: fine white to off-white powder, free-flowing, dust-free, handled with properly earthed scoops.

    Packaging comes last, but problems here haunt you longest. Desiccant placement and triple-layer laminates matter once you’re dealing with small-scale caking or subtle humidity ingress. We don’t just fill containers—we watch for static buildup that might affect the API, run real checks for cold-crack risk in packaging, and make sure tamper seals hold up in export transit. That kind of diligence comes from chasing claims back to the packing line, learning from one misstep, and refusing to repeat it.

    The Difference Between Manufacturer and Middleman

    You can spot the difference in where the answers come from. Ask a distributor about batch-to-batch reproducibility, real insight into chemical behavior under transport, or exact solvent profiles—you’ll find silence or guesses. At our operational level, someone has checked the solubility of (R)-Baclofen in dozens of common solvents, measured density over countless lots, wrestled with hygroscopicity under varying humidity, and bemoaned minor lot-to-lot color shifts under sunlight.

    Risk mitigation means setting the right expectations: (R)-Baclofen’s shelf life is only as good as the process controls behind it. Our technical team tracks temperature excursions during shipping and logs real world stabilities beyond what the paperwork states. We know from years of box-opening checks and border delays which packaging formats really support long-haul shipping and which need a rethink.

    Understanding What Users Really Want

    Our downstream pharma partners, research teams, and formulation chemists trust us for a reason. Most want more than a paragraph about molecular mass or CAS numbers. They want credible assurance that the (R)-Baclofen inside each drum matches their own developmental or regulatory hurdles. Our full suite of documentation—impurity profiles, process validation records, TSE/BSE declarations—is more than just checkboxes. The regulatory inspectors we deal with ask us for the source of each processing aid, extractable/leachable studies on every line-contact material, and validation for any new purification tweak. We prepare for their questions as routine practice, not afterthought.

    Many labs focus on process to yield pharma-grade (R)-Baclofen, but field performance shines in addressing actual user feedback. Whether someone spots a caking incident, minor odor variation, or obscure issue during compounding, we follow up as soon as possible, sliding back doors off the warehouse and taking third-party analysis into account. The cumulative effect of this feedback loop lets us continuously tune in-process checks: updating drying curves, stepping up hydrocarbon solvent removal, or tweaking final sifting procedures.

    What the Numbers Don’t Reveal

    Most buyers read about purity thresholds or trace element specs, but those numbers mask the lived experience of scaling chemistry from gram to multi-kilogram. Minute changes—glassware differences, operator shifts, seasonal variation—magnify when you’re putting out consistent product week to week, year after year. Each release lot of (R)-Baclofen carries a log of real challenges overcome. This kind of detail appears nowhere in commodity roundups but makes all the difference if you want reliability over time.

    We track not just numeric purity but also hands-on handling properties: ease of wetting, dusting behavior, response to ambient conditions in real-world plants, and reactivity during granulation. If a problem crops up—say, slow dissolution in one process—we don’t blame downstream; we dig back into our own process, run bench trials if needed, and tighten up for the next cycle.

    A Manufacturer’s Solution Mindset

    Challenges remain, even on a stable process line. Sourcing quality-controlled chiral resolving agents, reducing process waste, and maintaining robust traceability system under continuous audit pressure are all routine hurdles. Our teams work with green chemistry innovations where feasible. Water recycling steps, more selective catalysts, or solvent recovery tweaks all help streamline (R)-Baclofen production in a world where sustainability expectations rise every season.

    Employees at our facilities take ownership over plant hygiene, continuous equipment upgrades, and digital batch tracing. These aren’t just marketing bullet points; each shift logs the effect on operational reliability. Staff revisit alarm histories on critical steps, update risk registers based on the previous month’s close calls, and attend supplier qualification sessions to keep ingredient integrity consistent across lots.

    Real Differences Between (R)-Baclofen and Alternatives

    There’s no shortcut in the chiral world: (R)-Baclofen distinguishes itself from the racemic blend by delivering targeted benefit and removing unwanted side action. From our seat, just making a racemate is a lower bar. Spinning off pure (R)-enantiomer at scale and maintaining non-detectable (S)-Baclofen content is technically tougher. Our containers reflect stringent control over isomeric purity, validated on-site and verified externally through mutual audit relationships.

    Compared to many bulk generics, (R)-Baclofen’s journey from reactor to tablet reflects disciplined stewardship: rigorous operator checkpoints, real input-output mass reconciliation, ongoing investment in new process control modules, frequent recalibration of chromatography equipment, and open-book technical records. No bartering with dodgy brown drums, no relabels, no surprise contamination issues—just reproducible product, batch after batch.

    Meeting the Global Compliance Challenge

    End-users demand alignment with global pharmacopoeia standards. Our (R)-Baclofen meets or surpasses input requirements for US, European, and Asian markets, all while maintaining traceable raw material stock. Each regulatory submission involves combing through years of archived QC sheets, cross-walking process flow changes, and aggregating vendor trace reports. Partners who have lived through an importation stop, customs impound, or surprise on-site audit know the value of this preparatory work.

    There’s often pressure to cut corners in meeting documentation requirements, but long experience has taught us shortcuts always cost more. Whether the issue is metal catalyst residue, trace synthetic intermediates, or after-the-fact claim surprises, our teams track every batch from receipt of initial solvent canister to final double-sealed export bag. QA and RA don't just review summaries—they audit video logs, review in-process instrument calibrations, and authorize only gel-sealed drums with original, trackable lot numbers.

    Getting from Lab to Line: Transitioning Scale Intelligently

    The original methods for (R)-Baclofen date back decades, but we don’t settle for the historical status quo. Many routes look efficient on paper but bog down at plant scale due to purification, energy, or waste management snags. Moving from bench to commercial drums means redesigning for exotherm risks, fugitive emission capture, and rapid line switchover for multipurpose plant operation.

    Our R&D teams experiment with process intensification—short-path distillation, continuous flow reactors, in-line drying. Each incremental advancement, however minor, supports a more robust supply chain with fewer potential stoppages or inconsistency moments for customer partners. Teams share data internally, root out snags together, and bring real-world chemist knowledge to every batch, not just theory.

    A Hands-On Perspective on Product Stewardship

    Making (R)-Baclofen at this level isn’t abstract—it’s a daily interaction between our people, equipment, and materials. We make decisions about every batch based on hands-on data, not arm’s-length assumptions. Tolerance for out-of-spec doesn’t exist; one dodgy reading on a drying curve leads to a full investigation, not a wave-through. We know that every kilogram heading out reflects the reputation not just of the company, but of every line operator, supervisor, QC chemist, and technical troubleshooter who contributed to its making.

    If you ever visit our facility, you see this culture in action: clean boots at the threshold, real-time dashboards above reactors, auditors crouched over sifting tables, and senior managers out on the floor learning from the details of batch release logs. Every lot released picks up a bit more insight from the collective, making our (R)-Baclofen not just a commodity, but a reflection of lived expertise and technical pride.

    Continuous Improvement: The Path Forward

    Stepping up quality and process efficiency isn’t a box to tick. Our teams operate with a mindset of relentless improvement, where zero deviation releases are routine, but the next challenge is never far away. Experience shows us how even minor tweaks—like a revised filter medium, a new visual sample grading rubric, or additional operator training—keep process yields predictable and product attributes tightly controlled.

    End-users bring new requirements daily: more granular impurity profiles, extended shelf-life validation, real-life formulation compatibility data. We view each request as a chance to sharpen our game—running additional studies, investigating cross-reaction risks, or piloting integrated monitoring for reactor variables that could enhance batch repeatability. Over time, this feedback draws us ever tighter to market needs and deeper into collaborative partnership with our closest customers.

    Reliability from Ground Level Up

    Consistency in (R)-Baclofen production comes from a blend of technical skill, practical experience, and daily investment in operational discipline. Our commitment reflects in every batch—meticulously handled, tightly specified, and trailed by a documented chain of accountability that holds up to the toughest regulatory or scientific inquiry. This hands-on, process-driven approach doesn’t just set us apart; it builds the confidence and trust that define our relationships across the pharmaceutical and research ecosystem.

    Each shipment tells the story of those who made it—not just in meeting the letter of the requirements, but in upholding a culture where the benchmark for (R)-Baclofen never rests on yesterday’s accomplishments alone. In this field, experience and technical pride are the ultimate difference makers.