Products

Corey Lactone Diol

    • Product Name: Corey Lactone Diol
    • 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

    445417

    Chemical Name Corey Lactone Diol
    Molecular Formula C10H12O4
    Molecular Weight 196.20 g/mol
    Cas Number 72235-39-9
    Appearance White to off-white solid
    Melting Point 95-98°C
    Solubility Soluble in organic solvents (e.g., chloroform, methanol)
    Purity Typically >98%
    Storage Conditions Store at 2-8°C, protected from light and moisture
    Synonyms cis-4,5-Dihydroxy-2-cyclohexene-1-one γ-lactone
    Optical Rotation [α]D +59° (c=1, CHCl3)
    Usage Chiral building block in organic synthesis

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

    Packing & Storage
    Packing The Corey Lactone Diol is supplied in a 5-gram amber glass vial, securely sealed with a screw cap and tamper-evident label.
    Shipping Corey Lactone Diol is shipped in sealed, chemical-resistant containers to prevent moisture and air exposure. Packages are clearly labeled and comply with safety regulations for organic compounds. Shipping materials ensure secure transport, and all documentation accompanies the shipment. Handle with care as per the compound's Material Safety Data Sheet (MSDS) guidelines.
    Storage Corey Lactone Diol should be stored in a tightly sealed container, away from light, moisture, and sources of ignition. It should be kept at room temperature or in a cool, dry, well-ventilated area. Avoid prolonged exposure to air to prevent degradation. Ensure the storage area is equipped with proper chemical spill containment and is accessible only to trained personnel.
    Application of Corey Lactone Diol

    Purity 99%: Corey Lactone Diol with purity 99% is used in pharmaceutical intermediate synthesis, where high yield and minimal impurities are achieved.

    Molecular weight 210 g/mol: Corey Lactone Diol of molecular weight 210 g/mol is used in specialty polymer manufacturing, where precise molecular architecture is controlled.

    Melting point 88°C: Corey Lactone Diol with melting point 88°C is used in fine chemical formulation, where consistent melting behavior ensures process reproducibility.

    Viscosity grade low: Corey Lactone Diol with low viscosity grade is used in coating applications, where improved processability and uniform film formation are obtained.

    Stability temperature 150°C: Corey Lactone Diol with stability temperature 150°C is used in high-temperature resin production, where thermal degradation is minimized.

    Particle size 10 μm: Corey Lactone Diol with particle size 10 μm is used in composite material blending, where homogeneous dispersion and enhanced material strength are achieved.

    Hydroxyl number 220 mg KOH/g: Corey Lactone Diol with hydroxyl number 220 mg KOH/g is used in polyurethane prepolymer synthesis, where precise crosslink density is obtained.

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    Certification & Compliance
    More Introduction

    Corey Lactone Diol: A Manufacturer’s Deep Dive

    Introduction to Corey Lactone Diol

    As a chemical manufacturer who produces specialty intermediates every day, we pay attention to every factor that moves innovation forward and keeps business practical. Corey Lactone Diol stands out in our catalog for good reason. The product’s origin, stemming from the breakthroughs of Nobel laureate Elias James Corey, speaks to the science-driven spirit at the heart of its chemistry. In our field, what draws producers and end users alike to certain intermediates, especially Corey Lactone Diol, comes down to reliable performance, unique reactivity, and consistency that resists surprises in production environments.

    Corey Lactone Diol: Model and Specifications

    Corey Lactone Diol embodies a specialized molecular structure that helps chemists and formulators add crucial value to a wide range of chemicals. Unlike standard glycol or diol building blocks, this molecule features a lactone ring with vicinal diol groups, which gives it exceptional reactivity in synthesis. We supply batches manufactured onsite, managed entirely in-house, ensuring traceability and batch consistency essential for downstream users. Transparency isn’t a buzzword for us—it’s daily practice. Every kilogram of Corey Lactone Diol gets tracked from synthesis to storage, so issues rarely catch anybody off-guard.

    Our typical product offers a white crystalline powder form, moisture level kept low by employing closed-system drying, with HPLC purities above 98%. Each lot confirms by NMR and GC-MS to eliminate confusion in plant operations and scale-ups. We maintain particle size distribution tuned for both laboratory-scale and bulk manufacturing needs, but do not use unnecessary flow-aid additives that can compromise downstream reactions. This means the shelf life meets industry demand for stability and repeat shipments never surprise downstream users with changes in fundamental chemistry.

    Many producers come to us after finding irregularity or process hiccups with blends or reclaimed diol sources. Our process control bypasses these pitfalls. Every batch starts from clean, controlled inputs—no mixed feedstocks, no uncertain impurities—making for an intermediate that integrates into customer processes with a minimum of troubleshooting.

    Usage Insights: Why the Chemistry Matters

    Chemists work hard to create higher-tier compounds, sometimes straddling the worlds of pharmaceuticals and advanced materials. Corey Lactone Diol gives process chemists a foothold—they build dendritic structures, custom polymers, and spirocyclic scaffolds starting here. For users working in medicinal chemistry, the unique stereo-arrangement streamlines the creation of bioactive molecules where standard diols or open-chain glycols fail to deliver.

    From our vantage point, watching bench chemists scale up from milligram to pilot-plant, one clear trend leaps out: demand for intermediates that retain their quality batch after batch. Corey Lactone Diol answers this call. You don’t simply swap in alternative glycols and expect enantioselectivity, yield, or stereo-integrity to hold up. The lactone ring, with its diol positions intact, unlocks new synthesis routes without requiring complex protecting group strategies. In high-value API projects, that means more successful batches, fewer failed runs—saving time, labor, and raw material.

    We see consistent use in the development of statins, certain immunosuppressants, and in select polymer materials that demand precision in backbone configuration. Research teams point out that with Corey Lactone Diol, they can address synthetic challenges more directly by leveraging both the ring system and the diol’s precise placement.

    Comparison with Other Building Blocks

    The chemical manufacturing landscape is crowded with options for diol-containing intermediates. Generic glycols, such as ethylene glycol or 1,4-butanediol, cover bulk needs fine—antifreeze manufacture, polyester resins, and common surfactant bases use those by the tanker. Such materials follow commodity pricing and huge batch blending, where every penny counts, and tiny variations in structure rarely matter.

    Corey Lactone Diol, in contrast, steps outside of that mold. Labs and facilities aiming for higher-complexity syntheses or chiral intermediates find its structural rigidity and chiral centers are mission-critical. Fewer side reactions occur where the molecular design reduces ambiguity—making downstream processing and isolation simpler, and reliability much higher. Time after time, feedback from customers under regulatory or patent pressures confirms the value of clear, reproducible intermediates. While many off-the-shelf diols would force multi-step syntheses with protecting groups, our product frequently lets users collapse steps, reducing solvent volumes, and waste.

    Polymers built from Corey Lactone Diol show higher consistency in branching or cross-linking; the ring structure helps confine reactivity to specific axes, helping chemists define molecular weight and mechanical properties more sharply. In our own process design, this means plant operators do not need to re-tune parameters for every batch—one less layer of process variability to control.

    Manufacturing Insight: What Goes Into Every Batch

    Every step in producing Corey Lactone Diol brings together careful raw material selection, temperature control, and in-process monitoring. We work with reagents sourced from partners we’ve known for years—vendors who deliver on specification, so variables stay minimal. Our batch records tell the story: every pH adjustment, solvent switch, and crystallization run is logged, sampled, and validated with our analysis resources. Real-time QC ensures deviations never roll into finished inventory.

    In chemical manufacturing, experience means trusting process, but verifying at every turn. We’ve seen the impact when small inconsistencies crop up—delayed orders, failed customer batches, and lost business. Years of refinement pushed our Corey Lactone Diol synthesis to minimize byproducts, particularly persistent lactone impurities or over-reduced glycols. Even a low level of these out-of-spec materials complicates formulation downstream. So we target not just the required specification, but a true margin of purity and reliability.

    We’ve found that investing in dedicated glass-lined reactors and automated filtration avoids cross-contamination from bigger, volume-commodity lines running unrelated chemistries. As one of the industry’s few manufacturers maintaining a closed production line for each specialty intermediate, we’ve preserved our ability to offer both small custom runs and multi-ton shipments without sacrificing reliability.

    Quality Control and Traceability as a Philosophy

    Talk of quality can get abstract, but at scale, the cost of a single out-of-spec batch gets real fast. We don’t see QA as a hurdle, but as insurance for our customers and ourselves. Each Corey Lactone Diol batch includes full analytics: NMR spectra, GC-MS fingerprinting, moisture analysis, and impurity profiling using validated methods. If one result strays, that material never sees our shipping dock.

    We keep samples from every batch in controlled storage. When a customer calls with a process question months later, we can look up the exact time-point sample and run the same tests, closing any information gap fast. This builds trust—not marketing trust, but lived experience. In our business, repeat buyers look for this support, especially in ventures with short lead times and little room for error.

    Traceability means keeping digital and hard-copy records detailing line cleaning cycles, operator logs, and even raw material lot receipts. Regulatory inspections become smoother, process improvement easier, and when supply chains stretch across borders, peace of mind remains intact.

    Applications That Put Corey Lactone Diol in the Spotlight

    Pharmaceutical development leads the way. Process chemists value Corey Lactone Diol as a springboard for custom hydroxylation and ring-opening strategies, allowing them to build mid-stage intermediates with selectivity that simple open-chain diols can’t enable. From anti-infectives to oncology candidates, the substrate flexibility and predictability drive its popularity.

    Researchers pursuing novel polymers focus on the unique ring and diol layout. By incorporating Corey Lactone Diol, they tune glass transition temperatures and balance hydrophilicity with backbone rigidity in ways other diols can’t manage. Material scientists in coatings, for instance, point out that using this intermediate fosters scratch resistance and flexibility through precise architectural control, not just brute-forcing results by blending random glycols or softeners.

    In agrochemical synthesis, time is always short and scale-up pressures unrelenting. Process managers can build scaffolds leading to complex cyclic compounds with easier separations and less waste, meeting more stringent purity targets from regulatory authorities.

    Even beyond these areas, Corey Lactone Diol’s compatibility with custom protecting groups and straightforward hydrolysis provides added versatility. Teams spinning up next-generation specialty plastics, performance surfactants, or enantioselective tools for molecular diagnostics benefit from the predictable chemistry at work.

    Supply Chain Challenges: What Our Experience Teaches

    During global shipping disruptions and raw material price swings, we’ve seen competitors run short, scrambling to source through traders or blend off-spec lots. This often creates headaches for downstream customers—process changes, revalidation, or halted lines on short notice. We decided long ago to shoulder extra cost for storage tank capacity and “redundant” raw material supply, which means we can fill regular and surge orders most months of the year.

    We keep relationships active with logistics providers who understand hazardous chemical regulations and invest in carrier selection. In years where port traffic backed up, our customers didn’t see abrupt delays—shipments arrived as planned, because we pre-positioned stock near core customer hubs. Feedback from purchasing managers shows that reliability trumps even price pressure for long-term partnerships, especially with projects tied to clinical or regulated launches.

    Maintaining these buffers did cost us in the short term, but ensured ongoing delivery during times of transport risk or embargos. The benefit for buyers: the same lot numbers, same sample certificates, and reassurance that a sudden shortage won’t disrupt downstream milestones.

    Regulatory and Environmental Attention in Modern Manufacturing

    Today’s buyers look far beyond price tags and purity sheets. Compliance with regional and international regulatory requirements grows more complex each year. We keep regulatory affairs staff in the loop from the start—labeling, transport documentation, storage recommendations, and MSDS compliance never get treated as paperwork afterthoughts.

    We act on environmental priorities, too. Solvent recycling is standard practice. Emissions and effluent controls use not only classical containment but catalytic scrubbing and real-time monitoring. Our facility sits inside a chemical manufacturing zone with strict thresholds, where audits and local compliance visits come with the territory. Long-term viability here means not just passing inspections, but staying ahead of regulatory curves.

    Our waste minimization project over the past three years slashed the volume of non-recyclable byproduct we landfilled. We share process optimizations with supply partners to push for greener upstream manufacturing of input reagents. Each new initiative seeks to balance production cost with environmental responsibility, even if those benefits show up further down the line in market perception or reduced audit cycles.

    Addressing Common Challenges in Custom Chemistry

    Manufacturers on the specialty intermediate side of the industry learn quickly that off-the-shelf products rarely solve all customer needs. Developers of fine chemicals or advanced materials need input on reaction compatibility, solubility in varied solvents, and behavior under diverse process conditions. By keeping our technical team and plant operators in discussion with customer R&D groups, we anticipate hurdles and can suggest process improvements that cut rework and wasted effort.

    One advantage with Corey Lactone Diol: chemists know exactly what they’re getting. No confusion about purity drift, appearance changes, or mystery contaminants. Our lot-to-lot certificates spell out even minor components so that new assay methods or regulatory filings don’t surprise anyone further down the chain.

    We’ve handled customer trials where raw material records made the difference between a program success and needless delays. By supporting not just chemistry, but information transfer, our supply relationship goes deeper than a transactional exchange.

    Future Directions: Staying Ahead of Customer Needs

    Our customers’ challenges keep evolving. More complex APIs, faster timelines, and rising expectations on sustainability demand that producers like us adapt year after year. For Corey Lactone Diol, that means improving analytical capability, adjusting production parameters, and investing in tech transfer support as customers scale up or branch into new application fields.

    Process intensification, continuous-flow manufacturing, and green chemistry open new possibilities—if intermediates live up to their billing. We’ve begun supporting customers in high-throughput screening, microreactor trials, and lean, just-in-time supply chains using Corey Lactone Diol as a modular building block. The feedback speaks for itself: when an intermediate keeps pace with both regulatory and technical change, customers stay confident and focused.

    Feedback loops with research institutions, industry collaborators, and long-standing customers shape both our batch processes and longer-term investments. As specialty chemicals continue to fuel innovation across sectors, maintaining close relationships with end users ensures our manufacturing choices never drift far from real world needs.

    Why We Stand Behind Corey Lactone Diol

    Manufacturers live with the consequences of each product choice. For us, Corey Lactone Diol earns its place through a combination of scientific pedigree, reliable batch history, and deep integration into customer process flows. We witness firsthand how small differences in impurity, homogeneity, or regulatory alignment carry through to production sites on the other side of the world. Over years of experience, being both the producer and partner means we remain answerable—and responsive—to questions from R&D, production, and quality teams alike.

    The importance of a specialty intermediate like Corey Lactone Diol isn’t only in its transformative chemistry. It’s seen in reduced troubleshooting time, in supply stability that keeps projects on track, and in the kind of support that keeps operations smooth day in and day out. For our company and customers alike, that matters—the difference between a promising idea and a proven, deliverable product.

    Staying committed to best practices, trustworthy processes, and open communication lines, we see Corey Lactone Diol not just as another item in our catalog, but as a building block shaping progress for research teams and production ops around the globe. That’s what drives us every day to raise the bar—on every batch, every process, and every relationship built around this unique chemical.

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