Atenolol

    • Product Name: Atenolol
    • Mininmum Order: 1 g
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: sales3@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
    • CONTACT NOW
    Specifications

    HS Code

    551149

    Generic Name Atenolol
    Brand Names Tenormin
    Drug Class Beta blocker
    Indications Hypertension, angina pectoris, acute myocardial infarction
    Route Of Administration Oral
    Dosage Forms Tablets
    Mechanism Of Action Blocks beta-1 adrenergic receptors
    Common Side Effects Bradycardia, fatigue, dizziness, cold extremities
    Contraindications Sinus bradycardia, heart block greater than first degree, overt cardiac failure
    Pregnancy Category Category D (US FDA)
    Half Life 6-7 hours
    Metabolism Minimal hepatic metabolism
    Excretion Primarily renal
    Atc Code C07AB03

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

    Packing & Storage
    Packing Atenolol packaging: White cardboard box, blue accents, labeled "Atenolol 50 mg", contains 30 film-coated tablets in blister strips.
    Shipping Atenolol should be shipped in tightly sealed containers, protected from light and moisture. It must be packaged to prevent damage and labeled according to regulations. No special temperature controls are required under normal storage conditions, but shipments should avoid extreme heat. Ensure compliance with all relevant chemical transport and safety guidelines.
    Storage Atenolol should be stored in a tightly closed container at room temperature, typically between 20°C and 25°C (68°F and 77°F), away from moisture, heat, and direct light. It should be kept out of reach of children and pets, and not stored in the bathroom or near sinks to prevent exposure to humidity or water.
    Application of Atenolol

    Purity 99%: Atenolol with 99% purity is used in antihypertensive therapy, where consistent blood pressure reduction is achieved.

    Molecular weight 266.3 g/mol: Atenolol of molecular weight 266.3 g/mol is used in oral tablet formulations, where predictable pharmacokinetic profiles are maintained.

    Melting point 152°C: Atenolol with a melting point of 152°C is used in solid dosage manufacturing, where thermal stability during processing is ensured.

    Stability temperature up to 40°C: Atenolol stable up to 40°C is used in pharmaceutical storage, where long-term potency is retained.

    Particle size D90 < 150 µm: Atenolol with particle size D90 < 150 µm is used in immediate-release tablets, where rapid dissolution and onset of action are facilitated.

    Water solubility 26 mg/mL: Atenolol with water solubility of 26 mg/mL is used in liquid suspensions, where homogeneity and bioavailability are optimized.

    pKa 9.6: Atenolol with pKa 9.6 is used in controlled pH formulations, where targeted gastrointestinal absorption is supported.

    Residue on ignition < 0.1%: Atenolol with residue on ignition less than 0.1% is used in parenteral preparations, where purity and safety standards are upheld.

    Assay 98%-102%: Atenolol with assay 98%-102% is used in regulatory-compliant drug products, where dosing accuracy is ensured.

    Storage in HDPE containers: Atenolol stored in HDPE containers is used in bulk pharmaceutical supply, where protection from environmental contaminants is provided.

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    Certification & Compliance
    More Introduction

    Atenolol: Our Direct Approach in Beta-Blocker Production

    Experience and Purpose in Manufacturing Atenolol

    Cutting through the layers of pharmaceutical supply, Atenolol represents a finished product we have crafted, understood, and refined over decades. We bring Atenolol to the market with a deep knowledge of its roots—right from the first stage of synthesis through to the nuances of crystallization and purity. Beta-blockers have shaped cardiology and general medicine for generations, but for us, Atenolol became a keystone because of what it delivers for high blood pressure, certain arrhythmias, and the everyday reality of cardiac patients. Chemically, this molecule is known as 4-[2-Hydroxy-3-[(1-methylethyl)amino]propoxy]benzeneacetamide, and its practicality lies in its selectivity for the beta-1 adrenergic receptor—a property that sets it apart from earlier generations of beta-blockers.

    Building Atenolol in our facility begins at the core of organic synthesis, starting from intermediates we create ourselves rather than outsourcing. Each step is calibrated: solvent choices, reaction temperatures, and purification methods go under constant review and adjustment. Our operators and engineers know that missteps in temperature or pH do not simply lower yield—they can introduce hard-to-catch impurities that escape standard detection. In our industry, experience teaches not to cut corners nor rely too heavily on automated controls alone. Hands-on vigilance protects product quality, especially during the final stages of drying and milling, where particle size can impact dissolution profiles and, by extension, patient safety and therapeutic outcomes.

    Model and Specification Choices: Lessons from Consistency and Scalability

    Atenolol leaves our lines in bulk powder or granular forms, aligned with pharmacopeial definitions. Typical assays range just fractions of a percent above 99%, because that margin is where clinicians and patients find reliability. Each batch undergoes tailored in-house and third-party verification, including HPLC analysis, melting range checks, water content determination by Karl Fischer titration, and specific optical rotation, tied back to reference standards. Through this real-world testing, even subtle changes in upstream supplier quality show their fingerprints, and our quality control team reacts fast. Every step is informed by years of batch records and stability data, not theory, because we have observed how Atenolol’s performance drifts—if handled or stored outside validated parameters—toward hydrolytic breakdown or risk of polymorphic transitions.

    Our packaging lines are built to prevent cross-contamination and maintain tight humidity and particulate control. Pharmacies and compounding labs tell us that bulk Atenolol from variable suppliers can arrive with off-color, excess fines, or inconsistent density. Problems like these complicate dosing accuracy and flow characteristics. We built our milling and blending systems to address these headaches directly, running validation batches under different humidity and temperature conditions typical for export destinations. Consistent physical properties reduce production headaches for our customers, who turn these lots into final tablets, capsules, or even parenteral forms.

    As manufacturers, we sidestep speculative buzzwords about “premium intermediates” or “tailored grades.” Atenolol as a product model only matters to our customers if the chemistry reliably matches pharmacopoeial monographs and regulatory submissions. Specifications serve not only as legal requirements—they are where our production methods meet clinical needs. Each lot’s certificate is shaped by actual test results on identity, assay, impurity profile, microbial load, and residual solvents, with an extra layer of checks before anything leaves the site. Regulatory auditors want to see a chain of documentation so robust that every test result maps right to original samples and analyst signatures. In the age of global recalls and counterfeiting, reputation flows from our willingness to open our books, not just our mouths.

    Real-World Usage: Bracing Against Variability

    Atenolol holds a spot on the World Health Organization’s list of essential medicines, and the stakes are personal for those who use it to manage hypertension or prevent secondary cardiac events. Our team hears about the consequences of variability every day—clinics reporting inconsistent blood pressure control when switching from one generic to another, patients returning to doctors because tablets lack uniform effects. These issues don’t crop up in sterile regulatory language; they surface as complaints and patient recalls. For us, manufacturing Atenolol isn’t about generic labels or racing to the bottom on price but guaranteeing that our batch consistency keeps physicians and patients out of harm’s way.

    Our customers rely on tablets and APIs that dissolve predictably. Production hinges on critical quality attributes: particle size distribution, moisture content, and absence of contamination from core process streams. We invested years scaling up granulation and drying systems that limit batch-to-batch variation. Fixing a process deviation early or rejecting a lot incurs extra cost, sure, but compromised product would cost more in broken trust. When customers shifted from alternate sources in the past, many cited inconsistent absorption or unexplained out-of-specification lab tests. It’s a lesson that moves quality assurance out of the paperwork and into practical operations.

    Switching Atenolol suppliers midstream to chase discounts can leave end-users with medication that behaves differently, especially in sustained-release or fixed-dose combination products. The pharmaceutical industry is littered with stories where such cost-driven switches led to adverse events—data buried in pharmacovigilance files, only surfaced when manufacturers stepped back and traced root causes. No matter the convenience promised by brokers or secondary packagers, our firsthand view of raw material integrity, storage stability, and just-in-time batch delivery sets the backbone for reliable therapy.

    Comparing Atenolol to Other Beta-Blockers: Subtle, Significant Differences in Manufacturing and Application

    Manufacturers learn quickly that “beta-blocker” is not a one-size-fits-all tag. Atenolol’s properties set it distinctly apart from early beta-blockers such as propranolol or nadolol. Consider its cardioselectivity: where propranolol blocks both beta-1 and beta-2 receptors, Atenolol has a strong bias for beta-1, making it less likely to trigger bronchospasm in patients with mild asthma or other reactive airway conditions. This pharmacological detail shapes production too; impurities that mimic beta-2 activity create risk, driving us to design purification steps that screen for such analogs.

    Atenolol has lower lipid solubility than first-generation beta-blockers, so its ability to cross the blood-brain barrier drops significantly. From the manufacturing lens, this shifts concerns around stability and storage. We have documented that Atenolol’s shelf life responds most to moisture and temperature, and the propensity for caking or degradation rises in suboptimal climates. By contrast, more lipophilic alternatives face issues with solvent retention or slow crystallization during final drying. Production parameters turn on these differences: we calibrate our technologies for water-based purification, lower residual solvent limits, and tighter control of ambient humidity in final steps.

    Whereas early beta-blockers demand complex mixing of various crystalline forms, Atenolol generally crystallizes in a single stable form, simplifying quality control but amplifying the consequences if crystallization goes off-track. A subtle misstep can seed persistent out-of-spec polymorphs. Our monitoring systems detect these shifts quickly. This matters a lot for solid oral dosage manufacturers, because unexpected polymorphs can alter solubility and bioavailability, leading to recurrences of batch failures or regulatory headaches down the line.

    Tackling Supply Chain and Regulatory Challenges

    As a primary manufacturer, we see up close how disruptions—from raw material shortages to geopolitical instability—weigh down the beta-blocker segment. Sourcing precursors locally and maintaining tight control over logistics has protected us from most sudden shocks, but nothing replaces layered inventory and redundant supplier certifications. We learned during global transportation slowdowns that flexibility in shipping modes—sea, air, or dedicated cold-chain—preserves Atenolol’s integrity and ensures continuous supply. Regulatory expectations for traceability have only intensified. Our batch tracking follows Atenolol through synthesis, purification, and dispatch, supported by electronic records and regular third-party audits, not just in-house compliance checks.

    We make it standard practice to audit supply partners rigorously. Too many distributors push partially validated APIs into the marketplace, with documentation gaps that later haunt formulators. Stories of undeclared impurities or mismatched assay results are not rare—they motivate us to maintain strict traceability protocols. In our operation, every lot of Atenolol carries a unique identifier linked to a complete history of each test, operator log, and deviation report. Our senior chemists and floor supervisors maintain that transparency with regulators and clients in every region. Once, a batch flagged for a borderline impurity profile led us to a solvent supplier whose materials failed internal thresholds; we cut them off immediately and revalidated alternative sources, eating the cost because patient safety doesn’t hinge on what’s easiest for our ledger.

    Customs authorities and regulatory agencies increasingly demand real-time data transfer and transparency into origins. Our in-plant data systems send live test results not just to management, but also to our clients upon request. Clients gain peace of mind by seeing internal test results instead of waiting for post-shipment certificates. This culture of transparency lowers the risk of misrepresentation and builds lasting partnerships in the industry, rather than transactional relationships driven solely by price.

    Learning from Customer Feedback: Continuous Improvement in Atenolol Production

    We have learned the most from field reports and customer feedback, especially complaints. Fifteen years ago, a customer in a tropical region flagged repeated caking of Atenolol powder upon arrival, even though all pre-shipment samples and test lots had passed specification. Our team investigated storage in transit and realized our prior packaging system did not stand up to prolonged high humidity. Now, we use multilayered barrier bags with controlled desiccant placement, and run simulated shipping stability tests before scaling up batch volumes. Today, we see far fewer problems like this, because we listen and adjust.

    Another customer challenged our practices after a spike in residual solvent levels nudged up near regulatory limits. Looking into it, we discovered a subtle shift in solvent sourcing upstream that never appeared in traditional audits. Rather than cut corners, we issued a recall of the remaining stock, reformulated the affected process, and engaged the customer in validation testing. Not every manufacturer takes the hit, but our experience tells us open dialogue and quick, evidence-based action cement trust in the long run. This attitude shields our clients from regulatory hold-ups and product recalls.

    We welcome scrutiny from regulatory inspectors and clients alike. Each visit generally yields one or two improvements—from more robust environmental controls during intermediate storage, to more frequent cleaning validation for blending vessels. Our records don’t disappear after a short audit cycle—they form the backbone of process improvement, keeping our Atenolol production line aligned with best practices and evolving requirements. Documentation, if perfunctory, achieves little; ours are living records, guiding not just operators but engineers in picking next-generation equipment.

    Reducing Environmental Impact

    Atenolol production, like other API synthesis, creates waste streams—organic solvents, aqueous residues, and packaging remnants. Our plant has shifted to closed-loop solvent recycling for key steps like ether-based reflux and acetone washes. We now dedicate resources to treating aqueous effluents through in-house biological filtration before discharge, bringing us in line with international norms without waiting for regulators to demand change. Our staff track metrics for energy consumption per kilo and use this as a trigger point for future plant upgrades. In our view, efficient resource use lowers costs and lightens our environmental footprint.

    Some users worry about pharmaceutical residues entering waterways, fueling antibiotic and hormone resistance. Atenolol presents less of such pollution risk than many drugs, thanks to its moderate excretion pathway and minimal breakdown into harmful components. Still, we work with local waste processors to guarantee our packaging and spent filter cakes never find their way into municipal systems without approved treatment. By investing in solvent recovery and green chemistry routes—even if these come with upfront costs—we have closed some of the most persistent environmental gaps in our Atenolol workflow.

    Supporting Patients, Pharmacists, and Therapeutic Outcomes

    A large share of the world’s Atenolol users rely on the drug as a staple, prescribed not only in urban hospitals but across rural clinics. For all the automation and scale, every box and drum of our product plays a small but crucial role in daily patient care. Stories from pharmacists and physicians remind us that consistency—often overlooked or assumed—matters as much as absolute potency. Our Atenolol serves both as a monotherapy and as part of fixed-dose combinations. More complicated formulations require superior flow characteristics, reliable blend uniformity, and a tight particle size range—attributes honed over years of incremental improvements and adjustments.

    Pharma compounding teams and pharmacists share insights with us about common pitfalls: clumping of powder during tablet pressing, slow dissolution for enteric-coated forms, and inconsistent tablet hardness between batches sourced from multiple suppliers. Acting on this feedback, we re-formulated anti-caking solutions and dialed in compression force parameters in collaboration with end-users. This field-driven feedback loop brings patient realities back onto our manufacturing floor, shaping incremental but meaningful product upgrades.

    In some markets, Atenolol competes with more recent beta-blockers boasting extended-release or combined-mechanism claims. Our experience proves Atenolol still holds a valuable place, especially when physicians and patients need affordability, proven safety, and regime simplicity. We meet this challenge not by racing after the next trend, but by doubling down on reliability, safety, and batch-to-batch continuity. In resource-limited settings, our Atenolol forms the backbone of hypertension therapy precisely because the infrastructure, cold-chain, and logistics needed for more complex drugs don’t always reach the last mile. Consistency in our manufacturing means greater confidence for these caregivers and their patients.

    Innovation and the Future of Atenolol Manufacturing

    We don’t view beta-blockers as static, finished products immune to change. Every year, new patents, new combinations, and new formulations challenge assumptions about what customers will need tomorrow. Our technical team constantly evaluates process intensification opportunities—transitioning from batch to continuous synthesis, adopting more robust purification techniques, and deploying spectroscopic in-line monitoring where it adds value. These investments are more than window-dressing; they address actual process bottlenecks, boost yields, and cut the risk of human error. Real-world gains become visible in higher throughput, decreased waste, and greater confidence at every release point.

    At the same time, maintaining a skilled workforce who understands both theory and reality keeps us adaptable. Our operators are not anonymous cogs but industry veterans, many having spent years climbing from junior laboratory techs to senior supervisors. They bring production-line experience, a memory for recurring pitfalls, and a drive to improve day-to-day work. Teams who care about their work rarely need reminders to double-check or challenge procedure gaps. For us, their expertise is embedded in every lot of Atenolol that leaves the plant, a living promise of quality.

    From Our Plant to the Patient: Atenolol as More Than a Commodity

    Atenolol, as we ship it, represents not just a chemical product but a partnership with the professionals who depend on us. Distribution spans continents, reaching hospitals in cities and clinics in regions less served by global logistics networks. In all of this, our name stands behind each batch, for better or for worse—a fact that shapes our whole production approach.

    Beta-blocker therapy is often lifelong. Patients measure its success not in words or certificates but in peace of mind and freedom from preventable health crises. Atenolol’s well-known side effect profile and established reputation permit us to focus efforts on tangible improvements: faster release, less variability, and greater supply reliability. As manufacturers, we see every day that small, consistent upgrades to purity and process control deliver more for end-users than any short-cut on price or speed. We take responsibility for Atenolol’s performance because we know the stakes: the continuity of care for millions relying on safe, effective antihypertensive treatment.

    Ongoing Responsibility and Industry Evolution

    Our philosophy in making Atenolol rests on direct accountability. Whether it’s a clinical trial batch, a bulk order for a licensed generic, or supply for compounding pharmacies, each transaction carries our responsibility—publicly and privately—to deliver what we promise. Mistakes, recalls, or supply failures echo down the chain, so we keep this risk front-of-mind in every upgrade, audit, and process tweak.

    As new regulatory frameworks arise and global expectations tighten, only manufacturers willing to document, adapt, and listen will persist. For Atenolol, trust and expertise are measured in real outcomes—products patients rely on, not simply what gets listed on a website. From raw material receipt to final sealed drum, Atenolol’s journey through our plant stands as a daily practice in transparency, consistency, and care.

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