Acetaldehyde

    • Product Name: Acetaldehyde
    • Chemical Name (IUPAC): Ethanal
    • CAS No.: 75-07-0
    • Chemical Formula: C2H4O
    • Form/Physical State: Liquid
    • Factroy Site: Yihua Building, No. 52 Yanjiang Avenue, Yichang City, Hubei Province
    • Price Inquiry: sales3@boxa-chem.com
    • Manufacturer: Hubei Yihua Group Co., Ltd.
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    Specifications

    HS Code

    714204

    Chemicalname Acetaldehyde
    Iupacname Ethanal
    Chemicalformula C2H4O
    Molarmass 44.05 g/mol
    Casnumber 75-07-0
    Appearance Colorless liquid
    Meltingpoint -123.5 °C
    Boilingpoint 20.2 °C
    Density 0.783 g/cm3 at 20°C
    Solubilityinwater Miscible
    Odor Pungent, fruity
    Vaporpressure 740 mmHg at 20°C
    Flashpoint -39 °C
    Autoignitiontemperature 175 °C
    Refractiveindex 1.334 at 20°C

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

    Packing & Storage
    Packing Acetaldehyde, 500 mL, is packaged in a tightly sealed amber glass bottle with hazard labels, inside a protective cardboard box.
    Container Loading (20′ FCL) Acetaldehyde is typically loaded in 20′ FCL ISO tanks or steel drums, ensuring secure, ventilated, and compliant chemical transportation.
    Shipping Acetaldehyde should be shipped in tightly sealed, clearly labeled containers, compliant with hazardous materials regulations. Transport is typically by road, rail, or sea, in temperature-controlled, ventilated vehicles due to its flammability and volatility. Proper UN labeling (UN1089), use of corrosion-resistant packaging, and emergency response documentation are required.
    Storage Acetaldehyde should be stored in a cool, well-ventilated area away from heat, sparks, open flames, and direct sunlight. Store in tightly closed, corrosion-resistant containers, preferably under an inert atmosphere such as nitrogen. Keep away from oxidizers, acids, and alkalis. Use proper grounding and bonding to prevent static buildup. Ensure all storage locations comply with relevant safety and fire regulations.
    Shelf Life Acetaldehyde typically has a shelf life of 12 months when stored in tightly sealed containers, away from light, heat, and moisture.
    Application of Acetaldehyde

    Purity 99.5%: Acetaldehyde 99.5% purity is used in the production of pentaerythritol, where it ensures high reaction yield and consistent product quality.

    Boiling Point 20.2°C: Acetaldehyde with a boiling point of 20.2°C is used in the synthesis of acetic acid, where its volatility enables efficient separation and recovery.

    Stability Temperature 25°C: Acetaldehyde stable at 25°C is used in pharmaceutical manufacturing, where it reduces decomposition risks during storage and handling.

    Low Water Content <0.1%: Acetaldehyde with water content below 0.1% is used in resin production, where it prevents hydrolysis and maintains polymer purity.

    Molecular Weight 44.05 g/mol: Acetaldehyde at 44.05 g/mol is used in flavor and fragrance synthesis, where precise stoichiometry optimizes formulation reproducibility.

    Reagent Grade: Acetaldehyde reagent grade is used in laboratory research, where it ensures analytical accuracy in chemical analysis and experimentation.

    Impurity Level <0.05%: Acetaldehyde with impurity levels below 0.05% is used in dye manufacturing, where it minimizes by-product formation and enhances color consistency.

    Solubility Miscible in Water: Acetaldehyde, miscible in water, is used in agrochemical formulation, where homogeneous blending is required for effective application.

    Storage under Nitrogen: Acetaldehyde stored under nitrogen is used in fine chemical production, where it preserves material integrity by preventing oxidation.

    Density 0.783 g/cm³: Acetaldehyde with density 0.783 g/cm³ is used in the production of butadiene, where accurate dosing supports process optimization.

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    Certification & Compliance
    More Introduction

    Trusted Insights from an Acetaldehyde Manufacturer

    Understanding Acetaldehyde: More Than Just a Chemical Formula

    Acetaldehyde, known to our team by its systematic name ethanal or its molecular badge C2H4O, earns a spot on the short list of essential building block chemicals. In our production facility, we see acetaldehyde not simply as another tank in the process hall but as a foundational compound that supports a remarkably diverse group of downstream industries. Our model, consistently tested and refined, produces high-purity acetaldehyde suitable for a wide spectrum of industrial applications.

    Many people ask, why focus so much attention on this clear, highly volatile liquid? Our perspective comes from the daily discipline of safe, steady manufacturing, and the constant dialogue we have with colleagues who transform raw molecules into real-world applications. Ethanol oxidation feeds directly into our reactors, keeping standards high and impurities low. Not every acetaldehyde you meet on the market will meet those standards—in multiple industries, impurities such as crotonaldehyde or acetic acid can alter both reactivity and safety. Our process relies on tight parameter control, precise catalyst selection, and experienced hands. End users call us when they face difficulties blending or reacting inferior batches from other sources.

    Why Purity Spec Matters in Acetaldehyde

    We know from hands-on experience how a minor shift in purity ripples through a customer's operation. For synthetic processes, especially pharmaceutical intermediates, residual methanol or acetic acid can derail an entire batch. Our usual specification holds acetaldehyde content above 99.5%, minimizing acid content and side-product aldehydes. Visual clarity and olfactory profiles give early, practical indicators. Only through constant analysis with reliable gas chromatography do we hold the course and avoid surprises at our clients’ sites.

    Some competing products focus on lower grades to cover more uses. We focus on high-grade because, after years of feedback, we see how a consistent minimum impurity standard, measured batch by batch, saves money in the long run. Tackling customer complaints from resin manufacturers or dye formulating chemists, the impurity list usually looks familiar: a bit too much moisture from atmospheric exposure or a slight uptick in acetic acid due to suboptimal oxidation temperature. Our team corrects for those not by chance, but by procedure and oversight.

    How Acetaldehyde Fuels Industries—and What to Expect from Ours

    Look inside a plant producing pentaerythritol, peracetic acid, or synthetic flavors, and you’ll find acetaldehyde threaded into the process. The resin and plastics field, especially in markets supplying construction materials, requires a reliable acetaldehyde supply chain. Each downstream industry brings a unique challenge. Resin producers want minimized side-reactions, especially under alkali or acid catalysis; pharmaceutical partners scrutinize bioburden and trace organics; consumer goods manufacturers react harshly to any off-odors. Our acetaldehyde meets these needs by coming from a facility that prioritizes process integrity, batch traceability, and responsive support.

    Our product appears colorless and demonstrates typical volatility, boiling at just over 20°C. Its distinct pungency underlines how important proper handling and storage become for bulk users. We commit to shipping in thermally-controlled, properly sealed containers—no shortcuts. Many resellers simply repackage older stock, resulting in degraded purity and problematic storage polymerization. Strict inventory control and just-in-time delivery allow our customers to avoid these headaches entirely.

    What Sets Our Acetaldehyde Apart from the Rest

    We’ve walked countless process lines, watched bulk intermediate storage tanks, and seen firsthand the financial and safety risks linked to “bargain” acetaldehyde. Some products, especially those manufactured far from international routes or using older equipment, come with variable specifications. Chilled tanks may actually conceal elevated moisture content or contamination from previous fills. What you can’t always see shows up later—in excess polymer, stuck pipelines, or costly waste streams.

    Our production focuses on a single continuous line, reducing cross-contamination risk and maximizing operational discipline. We train every operator to recognize shifts in raw feed quality or reactor temperature profiles. The process allows reliable adherence to global regulatory expectations, including those set by food and cosmetic authorities. Our record shows no serious downtime traceable to chemical deviation or process upsets; we keep open communication lines with clients, and we notice fewer complaints as a result.

    Acetaldehyde’s Challenges: Safe Handling and Environmental Responsibility

    Seasoned engineers in our shop talk about acetaldehyde’s quick evaporation and flammability every day. Storage under inert atmosphere, away from heat sources, is non-negotiable. Leaks can pose fire and health hazards long before visible evidence appears. Our operators receive hands-on training to minimize fugitive emissions during transfer and loading, relying on closed systems, robust tank venting, and real-time monitoring.

    Acetaldehyde has drawn plenty of attention from environmental regulators. Facilities that ignore vented gases or vapor losses will run into trouble—public health bodies do not want neighborhood exposures. We’ve invested in carbon capture systems for emission control and integrated recapture units with routine leak checks. Inspections by local agencies rarely uncover deficiencies; we treat environmental compliance as continuous, not episodic. Customers relying on green compliance promise need traceable evidence, not vague assurances.

    Acetaldehyde Use Paths: Applications We Support

    Much of the world’s acetaldehyde goes straight into chemical synthesis. In the food and flavor industries, tight control on impurities and trace metals matter as much as the decimal points on a GC readout. Selective hydrogenation, aldol condensation, and peroxidation all require consistent, fresh stock. In plastics and paints, we notice how small deviations in batch concentration change downstream viscosities. High-end resin and dye plants often send their technical managers over to test our process conditions before committing to long-term partnerships.

    We pay close attention to regulatory differences across markets. In some countries, flavor and fragrance industries face extra scrutiny; in others, pharmaceutical grade requirements dominate. We adjust our process documentation and certificates to provide users with direct traceability but without unnecessary paperwork drag. Whether the acetaldehyde batch is bound for medical intermediates or technical-grade solvents, we keep clear tactile and analytical checks in place.

    How Our Approach Supports Safety and User Confidence

    Safe handling of acetaldehyde extends beyond plant walls, so we design shipments with robust safety margins. During transport, we use tested pressure vessel technology and dedicated truck fleets to avoid accidental mixing or venting. Our in-house logistics team manages route planning for temperature and traffic risk, keeping delivery windows tight so storage times in customer warehouses stay short.

    We also work closely with customers managing buffer stocks or emergency response. Safety data isn’t buried in technical files—it’s a phone call or a site visit away. We give frontline teams practical instructions based on MSDS guidelines and illustrated process diagrams. Our training sessions often include live walkthroughs and hands-on PPE demonstrations, so even new hires get up to speed quickly. Experienced chemical handlers know how fast acetaldehyde vaporizes; effective mitigation depends on routine, not improvisation.

    Transparency from the Source: Plant-Level Accountability and Traceability

    Customers placing bulk orders need assurance of repeatable quality—not just from batch to batch, but drum to drum. In our plant, each acetaldehyde shipment travels with production logs, stability data, and QA signoffs. Serial numbers mean something—tracking isn’t paperwork, it’s how we resolve loading dock mix-ups in minutes rather than hours. From raw ethanol input all the way to the product valve, we keep detailed records for full backward trace if any quality concerns arise.

    Product stewardship opens up a direct channel with client technologists and buyers. Site audits are part of doing business. Inspection teams witness our continuous process and take random samples for parallel third-party GC and Karl Fischer moisture analysis. We commit to transparent, unfiltered feedback. If a concern ever emerges—say, a subtle change in impurity balance or accidental exposure—direct communication with plant managers speeds up investigation and corrective actions.

    The Role of Continuous Improvement

    Years in operation convince us that standing still is not an option when markets, feedstocks, and regulations keep evolving. Even highly reliable acetaldehyde processes offer scope for incremental improvement, from energy use down to micro-level impurity profiles. We run regular process audits that pull line operators and maintenance teams together, encouraging front-line suggestions for efficiency, safety, or trace impurity tweaks.

    In tighter environmental climates and for applications such as pharmaceuticals, the push is always toward lower impurity thresholds and comprehensive documentation. We engage with standards bodies and client partners not just to comply but to anticipate rising expectations. Newer process controls and upgraded sensors shift the odds toward consistency, but experience and cross-shift communication pull it all together. We see fewer emergency repairs, smoother plant runs, and far less waste—benefits that flow through to competitive pricing for buyers and less environmental impact.

    What Buyers Tell Us They Need—and What We Deliver

    A few years back, we took a harder look at recurring buyer complaints circulating across the market. The biggest issues almost always traced to poor storage practices, surprise impurity profiles, or mismatched shipment documentation. Responding to these, we reengineered our shipment packaging, rotating stock with RFID trace and providing granular batch history on request.

    Some buyers have historically hesitated to purchase directly from manufacturing plants, preferring reseller intermediaries for perceived logistical ease. We’ve shown, through consistent fulfillment and hands-on support, that sourcing directly saves costs, reduces communication bottlenecks, and delivers traceable, up-to-date product. Many resin factories now schedule site visits and bring their own field test kits, walking through our process and reviewing documentation on site. These interactions build mutual trust and help us refine our operation phase by phase.

    Comparison with Non-Manufacturer Product Sources

    Bulk buyers seek more than just a product—supply assurance and accountability weigh heavily. As direct manufacturers, we see the differences each day. Traders and resellers might not control their supply chain and cannot step in during emergencies. We support direct product recall if risks are detected and can adapt production priorities for urgent or specialized requests.

    The technical expertise found in a manufacturing facility cannot be matched by third-party channels. Technical support teams trained in the plant respond to nuanced user queries—questions about reaction compatibility, off-odors, or process flows—within hours. In partnership reviews, our engineers identify storage upgrades, handling suggestions, or even minor formulating tweaks that third parties often overlook. Many long-term customers value this open channel—the ability to reach engineers who know the molecule and the process behind every drum we ship.

    Remaining Ahead: Compliance, Ethics, and New Demands

    Acetaldehyde today finds itself in a shifting regulatory landscape. Toxicity research, exposure limits, and workplace safety rules continue to advance. We make it a central responsibility to update safety protocols, train operators in best practices, and review every relevant sanction or regulatory update.

    Our environmental footprint monitoring does not just follow the letter of the law. We proactively evaluate ways to capture, treat, or recycle process emissions. Customers trust us to provide not only product but a reliable record of its stewardship: full safety documentation, environmental audits, and lifecycle analysis, especially for partners with public or regulatory exposure.

    Resilient Supply Chains: Minimizing Unplanned Downtime

    Industrial buyers care about reliability above all. Natural disasters, transport disruptions, and equipment aging challenge every plant. We invest up front in redundancy—backup storage tanks, on-site spares, qualified contractor support—to minimize unplanned outages.

    Our supply network leans on regular drills, alternative route mapping, and communication drills across regionally separated teams. We have learned that sharing supply plans and contingency measures keeps stakeholders confident. Scheduled maintenance and regular upgrade cycles help us avoid last-minute scrambles that can impact customer lines.

    Educating the Next Generation: From Classroom to Plant Floor

    We believe in building industry knowledge from inside out. Technical schools and universities often schedule plant tours for process engineering classes. Our teams share not only the science but the lived experience: spotting leaks, managing startup procedures, diagnosing line fluctuations, and correcting for atmospheric upsets during seasonal shifts.

    Our ties with academic labs yield more meaningful internship programs, fresh insights into process optimization, and responsive trouble-shooting partnerships. Apprentices who train in our shop develop a respect for both process detail and workplace safety culture—a discipline that pays dividends across the sector.

    Building Partnerships with End Users

    Plant managers and technical buyers want partners, not distant suppliers. We recognize that acetaldehyde supports critical industries with no margin for error. Regular visits, open lab access, and joint troubleshooting shifts the tone toward solutions rather than transaction haggling. Shared experience with process chemists and plant engineers on both sides frequently leads to faster problem resolution.

    Direct feedback from users shapes our process: waiting for test results, identifying error sources, or hitting impurity goals. The cumulative knowledge base, from production line to customer loading dock, keeps our standards in motion. It saves every party time, lowers cost, and boosts the trust needed for new projects or expansions.

    Conclusion: A Manufacturer’s Perspective on Acetaldehyde

    As a direct producer, our responsibility extends beyond the fence line. We manage not only the synthesis and packaging but the ongoing stewardship of acetaldehyde throughout its lifecycle. Real world use cases—from coatings, adhesives, resins, and pharma—continue to raise the bar for safety and purity. By focusing on detail, listening to end users, and welcoming third-party scrutiny, we manage risk, trim waste, and deliver a product our team stands behind. For buyers and technical partners, this hands-on approach brings more certainty and fewer late-night phone calls—a difference every plant manager can appreciate.