N-Butanol

    • Product Name: N-Butanol
    • Chemical Name (IUPAC): butan-1-ol
    • CAS No.: 71-36-3
    • Chemical Formula: C4H10O
    • Form/Physical State: Liquid
    • Factroy Site: Yuanchuang Guojilanwan Creative Park, Huoju Road, Hi-Tech Zone, Qingdao, China
    • Price Inquiry: sales3@ascent-chem.com
    • Manufacturer: Shandong Hualu-Hengsheng Chemical Co., Ltd
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    Specifications

    HS Code

    997232

    Name N-Butanol
    Chemical Formula C4H10O
    Molecular Weight 74.12 g/mol
    Cas Number 71-36-3
    Appearance Colorless liquid
    Odor Alcohol-like odor
    Melting Point -89.8°C
    Boiling Point 117.7°C
    Density 0.8098 g/cm3 (at 20°C)
    Solubility In Water 7.7 g/100 mL (at 20°C)
    Flash Point 35°C (95°F)
    Autoignition Temperature 343°C
    Vapor Pressure 6.7 mmHg (at 20°C)
    Refractive Index 1.399 (at 20°C)
    Logp 0.88

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

    Application of N-Butanol

    Purity 99.5%: N-Butanol with purity 99.5% is used in coatings formulation, where it enhances gloss and film formation.

    Boiling Point 117°C: N-Butanol with a boiling point of 117°C is used in lacquer production, where it improves solvent evaporation rates.

    Low Water Content: N-Butanol with low water content is used in pharmaceuticals synthesis, where it ensures high reaction yields.

    Viscosity 3 cP: N-Butanol at viscosity 3 cP is used in resin manufacturing, where it contributes to optimal processing flow.

    Density 0.81 g/cm³: N-Butanol at density 0.81 g/cm³ is used in ink production, where it provides stable pigment dispersion.

    Stability Temperature 25°C: N-Butanol stable at 25°C is used in extractant formulations, where it maintains consistent solvent power.

    Molecular Weight 74.12 g/mol: N-Butanol with molecular weight 74.12 g/mol is used in plasticizer synthesis, where it delivers precise formulation control.

    Flash Point 35°C: N-Butanol with a flash point of 35°C is used in adhesive systems, where it balances drying speed and safety.

    Chromatographic Grade: N-Butanol of chromatographic grade is used in analytical laboratories, where it guarantees reliable separation processes.

    Freezing Point -89°C: N-Butanol with freezing point -89°C is used in antifreeze solutions, where it ensures low-temperature fluidity.

    Packing & Storage
    Packing N-Butanol is packaged in a 20-liter blue HDPE drum with a secure screw cap and hazard labeling for safe handling.
    Container Loading (20′ FCL) N-Butanol is shipped in 165-170 drums per 20′ FCL, with a total net weight of approximately 13.2 metric tons.
    Shipping N-Butanol is shipped in tightly sealed drums, tanks, or containers made of materials compatible with alcohols. It should be transported in well-ventilated vehicles, away from heat, sparks, and open flames. Proper labeling and documentation are required, as it is flammable and subject to hazardous materials regulations during shipping.
    Storage N-Butanol should be stored in a cool, dry, well-ventilated area away from direct sunlight, heat sources, and incompatible substances such as strong oxidizers and acids. Store in tightly sealed containers made of materials compatible with alcohols. Keep away from ignition sources, as n-butanol is flammable. Ensure containers are clearly labeled and grounded to prevent static discharge. Follow all safety regulations.
    Shelf Life N-Butanol typically has a shelf life of 24 months when stored in tightly sealed containers under cool, dry, and well-ventilated conditions.
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    More Introduction

    Introducing N-Butanol From the Manufacturer’s Floor

    Decades of Practical Production Experience

    Every batch of N-Butanol tells a story. That story starts on our plant floor, where our teams handle raw materials daily, monitor reactors through shift changes, and keep a sharp eye on color, clarity, and purity. We have seen the industry evolve, seen global demand change, and watched regulations grow tighter. N-Butanol remains one of our most straightforward products, but to achieve consistent quality, vigilance never rests. Our model keeps things to a rigorous standard—no shortcuts. We run our N-Butanol above 99.5% purity with water content, specific gravity, and distillation ranges tracked closely with every lot.

    Through hands-on work, we’ve learned that small process changes—like the fine-tuning of distillation columns, rigorous tank cleaning, or real-time gas chromatography analysis—define whether a drum meets expectations or ends up back on the line. Our lab teams benchmark every shipment not only against technical data sheets but against what actually arrives at your plant. This is not about chasing numbers alone, but matching real working needs in coatings, synthetic resins, plasticizers, and solvent applications.

    Clear Physical Specifications From Operator’s Perspective

    N-Butanol comes off the line as a clear, medium-volatility solvent with a slightly sweet, alcohol-like odor. Our operations tune water content below 0.10% by weight, which limits hydrolysis issues downstream in your synthesis. The boiling range tightens within a few degrees—crucial for formulators who want predictable evaporation times. Pour samples show a uniform clarity, free from haze and color, which our QA confirms with every batch.

    We rely on standard drums and isotank containers for safe shipment. Packaging integrity never gets left until last-minute. Each drum’s closure, liner, and material compatibility stay top-of-mind, especially in markets with long-haul shipping or high heat. Freshly produced N-Butanol resists haze and phase separation, even after weeks in transit, because our packing and storage teams constantly watch for condensation or air ingress in every temperature fluctuation.

    VP Product Feedback: It’s All About End-Use Consistency

    Feedback from industrial users shapes our day-to-day operations. Customers in the paints and coatings field talk about how small differences in solvent quality can completely change film formation or drying profiles. Composite resin manufacturers, often the most demanding, push us every season for tighter water and impurity specs. Their resin clarity and physical properties rely on solvents that don't bring in trace metal contaminants or high acid values.

    We focus on the issues we’ve seen over years of scale-up: reactivity in alkyd resins, shelf life in solvent blends, and residual odor profiles in finished goods. The rise in low-VOC coatings means formulators now watch every drop of N-Butanol for trace levels of aldehydes and hydrocarbons. Even industries like pharmaceuticals, which rarely use N-Butanol in volume, sometimes reach for our grades for extraction steps because they trust our validation during GMP audits. Such requirements push our lines to invest in equipment upgrades and operator training.

    Comparing N-Butanol to Its Chemical Neighbors

    We often get asked—how does N-Butanol differ from Isobutanol or other primary alcohols? After years of hands-on manufacturing and technical support calls, certain patterns emerge. N-Butanol, as a straight-chain alcohol, brings medium polarity and medium evaporation rates. This makes it well suited to solve solvency and flow issues where Isobutanol’s branched structure creates a different viscosity profile or slower drying time.

    This evenness means N-Butanol works in both water-based and solvent-based paints without driving excessive blush or plasticizer migration, as happens with some higher alcohols. The viscosity-modifying effect has become crucial for modern coating systems where application method and finish need reliable behavior, batch after batch. In ink manufacturing, fine tuning dilution relies on N-Butanol’s ability to blend with both polar and non-polar systems, while branched alcohols tend to split or haze.

    In terms of toxicity and safety handling, N-Butanol has a similar risk profile to other small alcohols. We worked closely with health and safety officers to create practical storage, ventilation, and PPE routines to mitigate vapor inhalation or liquid contact risks. Care in the storage yard and the plant can make all the difference in long-term operator health.

    Critical Uses in Everyday Production

    Coatings and paint manufacturers, resin formulators, adhesives producers, and chemical synthesis houses form the backbone of N-Butanol’s industrial users. We supply gallons to plants running alkyd resin chains every month, where each property index influences reaction rates and final product appearance. Our engineers frequently discuss technical details with purchasing, lab, and floor managers—not just specifications written in a file.

    Our N-Butanol dissolves many natural and synthetic resins, which helps coatings maintain consistent flow and gloss on a range of substrates. In adhesives, our product optimizes working time while keeping risk of embrittlement low; users tell us how critical this is under changing humidity. At PVC plasticizer facilities, operators add N-Butanol to phthalic anhydride reactions, ensuring high conversion and a clean acid number. Years of process optimization feed back into fine-tuning our alcohol dehydration and subsequent purification steps.

    We consistently address new trends. Low-odor, high-purity batches cater to businesses seeking food-grade indirect use or specialty flavors and fragrances. Our engineers test every improvement in pilot reactors before scaling to full lines, keeping disruptions to existing clients at a minimum. Each product run passes through multiple QA checks, both on automated chromatographs and trusted human analysts.

    Challenges, Field Learnings, and Quality Solutions

    Real-world manufacturing rarely gives smooth sailing. Occasionally, we encounter batch deviation—maybe a trace impurity pushes over a spec, or downstream users start seeing haze in storage. Once, a key client alerted us to a recurring slight pink tint. Our response model activates quickly: isolate the batch, retest for iron or aldehyde contamination, and escalate preventive maintenance on suspect process equipment. Experience teaches that it often boils down to trace raw material changes or slight shifts in catalyst integrity.

    Every complaint provides a vital feedback loop. Retaining detailed batch analytics, rapid communication with plant teams, and fielding customer samples on extremely tight timelines keeps our output trusted. After a recent surge in global demand from the coatings market, we invested in additional buffer storage to reduce fluctuations in delivery timelines. This shortened our average response window for drum replacements and helped affected customers maintain their own product quality requirements.

    We recognize how packaging standards play an overlooked yet critical role. Older storage methods led to “sweating” drums or leaching of metal ions in high ambient temperatures, which triggered off-spec readings for conductivity or color. Our tech team developed a drum coating process, field-tested across multiple climates, allowing N-Butanol to hold its original spec longer during extended storage or overseas shipping. Sometimes, tight-gauge drums also solve issues well before they enter anyone’s risk profile audit.

    Supporting Formulators & End-Users With Knowledge

    As the manufacturer, real insights often surface through collaborative troubleshooting. Technical sales teams run hands-on trials with end users, often identifying small process tweaks that yield big results, like adjusting solvent blends for a faster tack or improved shelf-life. One recent collaboration involved optimizing a paint blend for high humidity environments. Substituting just two percent of the solvent system with N-Butanol from our latest high-purity run eliminated blushing and improved levelling across hundreds of gallons.

    Such refinements only happen through ongoing dialogue. Our engineers understand that change management—tweaking a blend, shifting grade, introducing new impurity spec lines—has to respect downstream application and economic realities. We often field requests for custom packaging, alternate denaturant combinations, or traceability documentation to clear regulatory audits in multiple countries. This extends far beyond technical sheets; these are day-by-day, batch-by-batch conversations.

    Commitment to Product Safety and Regulatory Demands

    Compliance isn’t just words on a page—our plant teams undergo continuous safety drills and training. Every aspect of N-Butanol’s production, from raw material sourcing to plant waste handling, tracks local, national, and international requirements. We built internal auditing systems for everything from operator exposure logs to effluent monitoring, ensuring our N-Butanol not only meets but often exceeds the standards expected by industrial users worldwide.

    Recent regulatory changes saw maximum allowable impurity and safety parameters tighten in key markets. We anticipated these shifts, investing in process automation and trace analytics. Our teams know where each drum originated, the chlorine content in each shipment, and how to link a customer’s feedback all the way back to a specific distillation shift. Trust from end-users grows from years of following through on these commitments, not last-minute catch-ups.

    We also keep pace with sustainability efforts. Where feasible, we support supply with renewable content feedstocks and manage plant utilities to minimize environmental impact per metric ton of N-Butanol. Several customers now ask directly for low-carbon options suitable for “green labeling.” Our plant managers share updates on water and energy use with industry partners, aiming not just to comply, but to help set new standards.

    Direct From Plant. No Middlemen. Every Drum Accounted For

    We operate our own production units—there’s no disconnect between what we produce and what we promise. Process adjustments, responses to weather shifts, or sudden demand spikes are managed without outside delays. Our logistics team regularly walks the yard, checks for drum integrity, verifies batch numbers, and signs off on each manifest. We can answer for every drum, because we handle every drum ourselves.

    Our direct relationships with end users let us adapt faster and fix problems at the source. Feedback runs right up to site engineers and production supervisors. We keep updated on shifting customer needs and global market conditions, not just through reports, but from the calls and site visits that are part of our team’s regular work. That’s why our product delivers the performance you expect, order after order.

    Looking Ahead: Technological Benchmarks and Future Applications

    N-Butanol’s core technology hasn’t stood still. Advanced distillation control and in-line sensor arrays continue to raise purity, while data-driven production analytics reduce batch-to-batch variation to its lowest in our company’s history. We experiment with modular plant setups that let us scale up or down based on real market pull, without the quality swings that come from switching between feedstocks or overhauling entire plants.

    Formulators in waterborne coatings, new-generation adhesives, and printing inks push us for ever more specific performance windows. We work with equipment and additive suppliers to develop blends that boost process throughput without taking shortcuts on health or safety. Emerging applications—like specialty fuel additives or bio-based intermediates—drive us to develop new grade lines tested on the same pilot lines as our traditional product, drawing on the same commitment to batch-by-batch control.

    Why N-Butanol Remains a Workhorse—From a Maker’s View

    We’ve built our reputation on a solvent that stays reliable, versatile, and adaptable across changing industrial and regulatory demands. Our experience has shown that close attention to production detail, readiness to problem-solve alongside customers, and real investment in equipment and people keep our N-Butanol valuable. No two orders are ever exactly the same; consistently meeting industry needs calls for boots-on-the-ground teamwork and practical know-how.

    We stand behind every drum we fill and every batch we sign off. This dedication powers production runs in thousands of factories, across industries as varied as paints, coatings, adhesives, resins, and specialty chemicals. Our focus delivers N-Butanol that helps end-users achieve real results in their lines. We look forward to solving tomorrow’s challenges together—on the plant floor, in the formulation lab, and throughout a changing global market.