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Ketoleucine Calcium Salt Dihydrate

    • Product Name Ketoleucine Calcium Salt Dihydrate
    • Alias Ketoleucine Calcium Salt Dihydrate
    • Einecs 242-759-0
    • 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

    389298

    Product Name Ketoleucine Calcium Salt Dihydrate
    Chemical Formula C6H11NO3·Ca·2H2O
    Molecular Weight 253.28 g/mol
    Appearance White to off-white powder
    Solubility Soluble in water
    Purity Typically >98%
    Storage Conditions Store in a cool, dry place
    Cas Number 51828-95-6
    Melting Point Decomposes on heating
    Ph Value 5.5-7.5 (1% aqueous solution)
    Identification Calcium salt of alpha-ketoisocaproic acid dihydrate
    Synonyms Calcium ketoleucinate dihydrate
    Odour Odourless
    Stability Stable under recommended conditions
    Grade Pharmaceutical or research

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

    Packing & Storage
    Packing 500g of Ketoleucine Calcium Salt Dihydrate is securely packed in a sealed, amber glass bottle with a tamper-evident screw cap.
    Shipping Ketoleucine Calcium Salt Dihydrate is shipped in tightly sealed containers to prevent moisture absorption and contamination. It should be packed according to relevant chemical safety regulations, kept away from incompatible substances, and handled with care. Shipping is carried out under ambient conditions unless otherwise specified by the safety data sheet (SDS) or customer requirements.
    Storage Ketoleucine Calcium Salt Dihydrate should be stored in a tightly sealed container, protected from light and moisture. Keep it in a cool, dry, and well-ventilated area, away from incompatible substances such as strong acids and oxidizers. Store at room temperature, ideally between 15–25°C (59–77°F). Ensure proper labeling and restrict access to trained personnel only.
    Application of Ketoleucine Calcium Salt Dihydrate

    Applications of Ketoleucine Calcium Salt Dihydrate in Industrial Manufacturing

    Ketoleucine Calcium Salt Dihydrate plays a critical role as a specialized intermediate and additive in several high-standard industrial sectors. Its use is guided by strict regulatory frameworks, precise formulation guidelines, and tightly controlled processing environments, ensuring that downstream manufacturers achieve consistent performance and compliance for end-use products. The following sections detail our experience and application data across established downstream channels.

    1. Clinical Nutrition Formulations

    Nutrition companies incorporate this ingredient into specialized medical foods designed for controlled protein diets, particularly in therapeutic nutrition for disorders involving amino acid metabolism. Our material integrates directly into premixes and complete formulations, where calcium supplementation and branched-chain keto acid management must precisely meet dietary restrictions. The manufacturing processes demand certified raw materials and transparent traceability, strictly observing both pharmaceutical and food-sector guidelines at each batching stage to meet patient-specific nutritional profiles.

    Industry compliance standards

    • European Pharmacopoeia (Ph. Eur.) Monographs for amino acid derivatives
    • ISO 22000:2018 Food Safety Management Systems
    • CFR Title 21–U.S. FDA regulations for Medical Foods
    • China GB 29922–Food Additive Use for Special Medical Purposes

    Typical usage ratio

    • 0.2%–1.0% (w/w) calculated on total amino acid-restricted formula, adjusted according to specific disorder and nutritional balancing requirements.

    Downstream process integration

    • Material is dosed after macro-dispersion of base carbohydrates, incorporated into solution blending tanks prior to micro-nutrient addition and direct sterilization or UHT processing.

    Final product types

    • PKU (Phenylketonuria) medical nutrition powder
    • Oral amino acid supplements for renal support
    • Ready-to-use enteral nutrition solutions with modified protein composition

    2. Pharmaceutical Synthesis Intermediates

    Active pharmaceutical ingredient (API) manufacturers source this salt as a key chiral intermediate for the synthesis of branched-chain keto-acid analogs and related calcium compounds. The material meets the high-purity specifications demanded by the medicinal chemistry sector, entering the synthetic stage where precise stereochemistry and low impurity levels are crucial for regulatory dossier acceptance. Integrated within controlled, GMP-audited process lines, traceable documentation ensures accountability from warehousing through reaction, purification, and crystallization steps to secure batch-specific quality attributes.

    Industry compliance standards

    • Current Good Manufacturing Practice (cGMP) under ICH Q7
    • Pharmacopeial grades per USP, JP, or Ph. Eur., as specified in DMF submissions
    • EDQM Certificate of Suitability (CEP) guidelines
    • Chinese Pharmacopoeia (ChP) standards for synthetic intermediates

    Typical usage ratio

    • Stoichiometric input based on target API synthesis yield; typically 0.45–0.60 mole-equivalents per reaction batch for core conversion steps.

    Downstream process integration

    • Introduced into solid-phase or solution-phase synthesis reactors as the first or second reactant; channels directly to purification events such as re-crystallization or chromatographic isolation to control byproduct profiles.

    Final product types

    • Leucine analog pharmaceutical actives
    • Renal disorder treatment tablet APIs
    • Chiral building blocks for amino acid derivative drugs

    3. Oral Renal Supplement Manufacturing

    Manufacturers of dietary products for chronic kidney disease patients deploy this ingredient as a nitrogen-free amino acid analog to enable essential amino acid intake without additional urea load. Formulators must fine-tune calcium contributions and conversion rates, directly incorporating the ingredient in blending lines engineered to prevent cross-contamination and ensure correct ratioing. Quality control units monitor input weights and verify homogeneity throughout production—critical for compliance audits and label claims on patient-oriented dietary goods.

    Industry compliance standards

    • ISO 13485:2016 for Medical Device Quality Management (where applicable to supplements)
    • EU Regulation (EU) No 609/2013 on Food for Special Medical Purposes
    • China GB/T 29602 on Food for Special Dietary Use
    • US FDA cGMP 21 CFR Parts 111 (Dietary Supplement regulations)

    Typical usage ratio

    • Included at 0.5–2.0 g per daily oral dose, adjusted depending on individualized patient dietary protocol and calcium balance targets.

    Downstream process integration

    • Pre-weighed and vacuum-conveyed into ribbon blenders for dry powder blends; also prepared in wet granulation lines before fluid-bed drying and sachet filling.

    Final product types

    • Renal-specific oral powder supplements
    • Ready-mix sachets for PKD or CKD patient use
    • Chewable tablets for amino acid restricted diets

    4. Pediatric Special Diet Food Production

    Specialty infant and child nutrition brands use the material to support dietary formulations tailored for inborn errors of metabolism, where strict limitation and replacement of standard amino acids is mandatory. The ingredient joins highly controlled mixing lines to mitigate allergen cross-contact and meets strict monitoring for batch traceability. Automated dosing monitors and in-line QC analytics confirm the calcium and branched-chain keto acid levels critical for nutritional adequacy in pediatric end-use products.

    Industry compliance standards

    • ISO 9001:2015 Quality Management Systems for Food Production
    • Codex Alimentarius guidelines for Foods for Special Medical Purposes (FSMP)
    • European Directive 2016/128 on nutrition for infants and young children
    • GB 29922 for food additive use in pediatric nutrition

    Typical usage ratio

    • 0.1–0.7% based on total powder mix, adjusted for caloric distribution and prescribed amino acid-free requirements in pediatric formulas.

    Downstream process integration

    • Added during intermediate pre-blending, prior to micronutrient enhancement and spray drying for powder formula; monitored by in-line NIR analyzers for blend consistency.

    Final product types

    • Infant PKU metabolic powder nutrition
    • Pediatric protein-modified formulas
    • Junior formula blends for branched-chain disorder management

    5. Research-Grade Biochemical Preparations

    Biotech laboratories and biochemical manufacturers use the compound in small-scale and pilot-scale research settings, supporting metabolic studies and custom assay development. Stringent in-process controls govern measurement accuracy and eliminate trace contaminants, with usage levels tailored to the study’s sensitivity demands. Material enters at the preparation or assay setup step, tightly sequenced with calibration standards and controls to ensure reproducibility from batch to batch.

    Industry compliance standards

    • ISO 17025–Accreditation for Testing and Calibration Laboratories
    • GLP (Good Laboratory Practice) compliance for analytical reagents
    • Material Safety Data Sheet (MSDS) provision under REACH regulations
    • USP and ACS grade requirements for research chemicals

    Typical usage ratio

    • Varies between 10–500 mg/L in research assays; laboratory protocols detail adjustment for specific enzyme or metabolic pathway investigation.

    Downstream process integration

    • Dissolved directly in buffer or reaction media prior to cell-based or enzymatic assay initiation; tracked for batch verification and experimental reproducibility.

    Final product types

    • Biochemical kits for amino acid pathway research
    • Enzyme assay reagents supplied to research laboratories
    • Quality control reference materials for metabolic screening
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    Certification & Compliance
    More Introduction

    Understanding Ketoleucine Calcium Salt Dihydrate from the Manufacturer’s Perspective

    What Sets Our Ketoleucine Calcium Salt Dihydrate Apart

    Our experience with amino acid derivatives stretches back decades, and Ketoleucine Calcium Salt Dihydrate stands out for more than its chemical structure. First-hand work in synthesis and quality control brings into sharp focus why purity, hydration levels, and careful raw material sourcing make all the difference. When customers ask about the model we supply—Calcium Ketoleucine Salt, Dihydrate, often catalogued by specific batch identifiers—they’re tapping into a product designed for consistency before it leaves our plant floor. Each lot receives attention from seasoned technicians who know to look beyond numerical assay results and check for properties that impact downstream application, whether in pharmaceutical intermediates, nutritional products, or advanced research into branched-chain amino acid metabolism.

    What distinguishes our Ketoleucine Calcium Salt Dihydrate is the rigorous phase control and water content confirmation. Dihydrates show a different stability profile than anhydrous counterparts. We keep tight control of moisture uptake, not just for the sake of a specification but because excess or depleted hydration shifts shelf life, flowability, and reaction performance. Our team tracks each parameter through validated instrumentation, flashing back to years on the production line, carefully drying batches under specific pressure and temperature to elicit the right crystalline habit. This hands-on process isn’t something to leave to third parties unfamiliar with the subtle shifts that signal something’s off. That “manufacturer’s eye” comes from solving problems as they arise, not following protocol for the sake of neat paperwork.

    Molecular Precision with Reliable Performance

    Ketoleucine Calcium Salt Dihydrate, or chemically, calcium 4-methyl-2-oxopentanoate dihydrate, begins with fermentation-derived keto-acids and ultra-high purity calcium sources. We select these raw materials based on traceability and manageable heavy metal profiles. Our batches are set apart by careful titration of calcium to stoichiometric ratios, so every molecule in the final dihydrate lands within a tightly defined window of calcium content and hydration. We control these variables not only to meet analytical targets, but also because customers—especially those running clinical or nutritional studies—cannot accept batch-to-batch drift. Long before customers examine the final COA, our internal teams have already rejected lots that show early signs of deviation.

    Many have asked why to choose the dihydrate over other options, such as the monohydrate or pure acid. In hands-on manufacture, the dihydrate remains less hygroscopic than the anhydrous, yielding a stable product for transit and storage. Its crystalline form also allows for more consistent handling in process equipment—compressors, tumblers, and feeders don’t clog or slow down due to errant moisture. Through repeated cleaning and preventive maintenance rounds, our staff have learned the cost—both in downtime and reprocessing—of pushing poorly managed batches. Dihydrate granules from our line arrive within a calibrated size distribution for easy integration without introducing dust or caking, crucial for high-throughput plants or automated compounding machines.

    Specifications Reflect Real-World Needs

    Product specification begins with hard numbers, but in practice, downstream results speak loudest. Each lot’s purity routinely exceeds 99% by HPLC, far above minimum standards. Remaining water content stays within the 8-11% window, a figure determined not by arbitrary choice but by multiple rounds of shelf-life comparison and dissolution studies. Impurities—especially unreacted starting materials or process residues—are measured, trended, and shaved down each time the synthetic route gets rerun. Our QC chemists don’t lean on theoretical projections alone. They sample off the line and cross-verify against reference standards we have standardized with global partners. Every step remains traceable—a fact both our regulators and customers appreciate, especially for applications where patient safety or dietary purity count most.

    We avoid additives—binders, fillers, or coatings—because experience shows how these unintended extras complicate critical downstream reactions or cause unpredictable blends in finished nutrition tablets. Simple, clean synthesis echoes through every container shipped out, whether destined for a small research lab or a large-scale production run.

    Applications Built on Trust and Repeatability

    End users often approach us with focused applications in mind. Some incorporate Ketoleucine Calcium Salt Dihydrate into amino acid supplementation regimes, leveraging it as a metabolic precursor or to help balance branched-chain amino acid intake. Medical nutrition firms request our product for ketogenic therapies or metabolic disorder interventions. Researchers explore its potential in models involving transamination or calcium-induced cellular responses. Whether blended into custom nutrition products, formulated into injectables, or supplied for basic research, the product must arrive ready for use, free of contamination, and accompanied by clear documentation.

    Processing with a calcium salt also allows for simple, predictable dissolution in aqueous solutions, bringing reliable calcium bioavailability to nutritional preparations. Unlike sodium or potassium analogues, calcium has broad acceptability in medical and health food regulations, avoiding concerns tied to sodium limitation or electrolyte imbalance. From supplier audits to direct feedback, we see clients value this reduced regulatory challenge—another reason we keep calcium sources top-grade and well-validated for contaminant control.

    Comparison With Related Products

    In practice, Ketoleucine derivatives come in more than one salt form, and our clients frequently describe real-world needs behind their selections. Sodium or magnesium variants may dissolve faster, but calcium salts see less impact from trace sodium contamination, which can complicate dietary restrictions or skew clinical study results. Compared to the free acid, calcium dihydrate sidesteps problems with pH drift or rapid hydrolysis, especially in complex formulations or storage under variable temperature and humidity. Magnesium versions bring a risk of taste changes in oral supplements, especially for populations sensitive to metallic off-flavors. We have drawn from those laboratory-scale sensory panels and customer complaints to keep the bulk of our output focused on calcium-based compounds.

    From the manufacturing perspective, the dihydrate outpaces the monohydrate for reproducibility in both chemical handling and finished product shelf life. Anhydrous and monohydrate forms absorb moisture rapidly, clumping during transport or storage. We have seen this cause headaches at every stage from filling lines to end-user dissolution. Settling on the dihydrate means fewer containment failures and predictable performance, season after season, even in regions with high humidity or variable warehouse conditions.

    Enduring Quality Through Every Kilogram

    Quality isn’t just a buzzword in chemical manufacturing—it becomes a daily discipline shaped by people, investment, and the lessons of experience. Years ago, our team refined in-process controls around water content, motivated by shipments that once landed at a customer’s dock with compromised flow properties. Learning from those missteps, we implemented additional moisture monitoring points, and hired chemists with hands-on experience in functional amino acids. Regular batch reviews, statistical trending of key parameters, and internal audits now form the backbone of our process. Feedback cycles run in both directions; lab staff update the floor team on subtle trends, and operators flag downstream issues for investigation. This approach, fostered from the ground up, reassures us that every kilogram of Ketoleucine Calcium Salt Dihydrate reflects the same high standards our name has come to represent.

    Regulatory standards keep ratcheting higher, especially for pharmaceuticals or specialty nutrition markets. We answer with transparency in raw material selection, process validation, and release testing. Our plant operates under global GMP principles because repeat customers demand predictable outcomes and reliable safety. External audits take place alongside our own, and every question receives real documentation, not paper-thin assurances. Our lab maintains proficiency on industry-standard instruments, and outgoing documentation ties every container back to its source material. This isn’t a point of pride alone; it protects end-users, researchers, and patients who rely on our product in sensitive applications.

    Customer-Led Improvements Drive Evolution

    The shift toward greener, more sustainable chemistry has influenced our process evolution. We have moved away from solvent-heavy extraction and toward water-based crystallization, reducing both emissions and solvent residues. Partnering with trusted raw material suppliers means we start with amino acid sources grown and processed using certified, traceable methods. Robust filtration and drying protocols extend shelf life without relying on preservatives or stabilizers. Customers tell us these changes improve both their product acceptance and peace of mind during audits. Their feedback drives continual improvement; we run customer surveys and incorporate field results into process changes, always seeking new efficiencies or incremental purity gains.

    Over the years, smaller specialty customers have brought unique requirements—low endotoxin, ultra-low metal content, or novel packaging formats for sterile environments. Listening to these requests, we have built flexible process modules, so adjusting a step or running an extra purification becomes routine rather than disruptive. Customer-driven change doesn’t stop at the order desk; it loops back into continuous improvement meetings between production and quality groups.

    Solutions for Challenges Faced by End Users

    One persistent challenge arises from transportation and storage. Even best-in-class dihydrate products can absorb moisture under rough conditions, so we specify and supply packaging designed for multiple climates—multi-layer liners, moisture barrier bags, and tamper-evident seals. We have invested in logistics staff who trace shipments and intervene the moment weather or customs delays threaten integrity. If a shipment encounters extended transit or gets sidelined at port, our technical service group helps customers confirm product quality before use, sometimes running extra QC tests free of charge to guarantee performance.

    Scale-up and process integration represent another recurring hurdle. Customers moving from lab to pilot to full-scale manufacture lean on our experience with feeding, mixing, and dissolution under various throughput regimes. Some find that switching to the dihydrate streamlines process lines, shrinking downtime between batches. Others report fewer issues with finished product rejection related to caking or inconsistent reactivity. We adapt shipment formats—custom drum sizes, flexible intermediate bulk containers, or smaller sachets—so each client can minimize material exposure and maintain batch records for regulatory compliance.

    Focusing on Service as a Manufacturer

    Over the years, we have learned that every customer, from multinational firm to small innovator, values more than consistent quality. They need answers from real people, fast. Our service teams work within walking distance of the process lines. They troubleshoot formulation questions, help interpret analytical data, and arrange rush shipments during planning hiccups. We hear often that this accessibility distinguishes us from traders or faceless supply chains. Chemists, engineers, and operators form a tightly integrated team, so questions about Ketoleucine Calcium Salt Dihydrate receive answers informed by hands-on experience—often from those who made the batch themselves.

    Compliance demands remain steep in regulated markets, so our documentation stays clear and thorough. We maintain data packages supporting regulatory dossiers—monographs, impurity profiles, traceability certificates—and help clients tailor submissions to local requirements. Our own facility audits get shared with partners, so no one waits for information when it matters most.

    Learning from Industry Trends and Anticipating Next Needs

    As metabolic research evolves, demand for specialty amino acid salts has grown. Our R&D team remains alert to shifts in global nutrition guidance, therapeutic protocols, and analytical method development. Collaborative projects with university, clinical, or industrial partners have yielded new insights: for example, the impact of trace elements in amino acid stability, or the advantage of new crystallization techniques for process yield. We share findings openly with customers, through webinars, white papers, or on-site training, because shared knowledge advances both innovation and safety.

    Discussions around “clean label” products and traceable provenance drive us to push documentation and transparency beyond regulatory minimums. We invite and host site visits, so partners can walk the floor, meet the teams, and see the care invested in every batch. The trust built through transparency endures longer than a short-term price advantage, and supports lasting relationships in challenging or regulated environments.

    Honing Our Commitment to Value and Partnership

    Delivering Ketoleucine Calcium Salt Dihydrate isn’t simply about moving tonnage out the door. It means finding new ways to support research, speed product launches, prevent manufacturing headaches, and back every container with responsive expertise. This work starts with our process teams—those who wake up daily to run the lines, collect data, and build on every lesson learned during synthesis. They know well the subtle signs of quality and the red flags of trouble, and every improvement made in process or handling arises from conversations between seasoned staff, curious beginners, and customers facing new market realities.

    Customers bring expectations formed by previous experience and new challenges as regulations shift, science evolves, and consumer demands intensify. Staying tuned to these signals keeps our Ketoleucine Calcium Salt Dihydrate—and every other product—relevant not just for today’s market, but for the next set of demands and innovations. Every kilo shipped matters, and every call or email carries the opportunity to do better, learn more, and provide real value built on experience, responsibility, and trust.