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HS Code |
532792 |
| Cas Number | 627-27-0 |
| Iupac Name | But-3-en-1-ol |
| Molecular Formula | C4H8O |
| Molar Mass | 72.11 g/mol |
| Appearance | Colorless liquid |
| Boiling Point | 114-115 °C |
| Melting Point | -85 °C |
| Density | 0.857 g/cm³ (at 20 °C) |
| Solubility In Water | Miscible |
| Flash Point | 38 °C |
| Refractive Index | 1.422–1.424 (at 20 °C) |
| Vapour Pressure | 10 mmHg (at 25 °C) |
| Synonyms | Allyl carbinol, 3-Butenol, 3-Butene-1-ol |
As an accredited 3-Buten-1-ol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Brown glass bottle labeled "3-Buten-1-ol, 100 mL" with hazard symbols, screw cap, and tamper-evident seal for safe storage. |
| Shipping | **Shipping Description for 3-Buten-1-ol:** 3-Buten-1-ol is shipped as a flammable liquid, typically in tightly sealed containers or drums under a nitrogen blanket to prevent oxidation. It should be handled according to hazardous materials guidelines—protected from heat, sparks, and open flame, and labeled as UN 1120 (Butenols, N.O.S.), Class 3, Flammable Liquid. |
| Storage | **3-Buten-1-ol** should be stored in a cool, dry, and well-ventilated area, away from heat, sparks, open flames, and sources of ignition. Keep the container tightly closed and protected from direct sunlight. Store separately from oxidizing agents, acids, and bases. Use appropriate, clearly labeled containers, and ensure spill containment measures are in place to prevent leaks or accidental exposure. |
Applications of 3-Buten-1-ol in Industrial Manufacturing3-Buten-1-ol is a specialized olefinic alcohol widely utilized in advanced chemical syntheses. Its reactivity and unique structure suit the requirements in organic intermediate production, fine chemicals, polymer modification, and specialty coatings. We serve leading downstream sectors by providing consistent quality and application guidance for manufacturing integration. 1. Synthesis of Pharmaceutical IntermediatesIn active pharmaceutical ingredient (API) manufacturing, 3-Buten-1-ol serves as a building block for azaheterocyclic intermediates and functional moieties. Reactors utilize the raw material in N-alkylation, esterification, and Grignard reactions. With its controlled reactivity, process chemists can manage regioselectivity and minimize by-product formation during complex route steps in GMP environments. Industry compliance standards
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2. Fine Chemical Synthesis: Fragrance and Flavor IntermediatesFragrance manufacturers and fine chemical houses use 3-Buten-1-ol as a precursor for branched-chain alcohols and esters with high value in aroma chemicals. The compound participates in esterification with organic acids and in targeted oxidation steps. Its controllable reactivity enables specific profile creation for downstream perfumery and flavor compounds, supporting compliance with global safety authorities. Industry compliance standards
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3. Polymer Modification and Crosslinking AgentPolymers and specialty resin manufacturers apply 3-Buten-1-ol for chain modification and as a monomer feedstock. The hydroxyl and terminal alkene provide dual functionality during free-radical polymerization, crosslinking, and copolymer grafting. This enables tailored flexibility, adhesion, and crosslink density in advanced polymer matrices, especially in high-performance coatings and adhesives. Industry compliance standards
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4. Specialty Coatings and Surface ModifiersCoating formulators use 3-Buten-1-ol as a reactive diluent and adhesion promoter in specialty surface treatments, particularly for metal, glass, and engineered plastics. The molecule’s bifunctionality allows it to act as a bridging agent during crosslinking or as a soft segment in flexible coatings. Its inclusion can raise surface energy and modify cure profile, resulting in better mechanical and chemical stability in end-use environments. Industry compliance standards
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5. Agricultural Chemical IntermediateAgrochemical formulators employ 3-Buten-1-ol as a synthesis intermediate for select herbicides, fungicides, and plant growth regulators. The alcohol’s structure supports targeted functionalization—often via etherification or amine coupling. Careful control of raw material quality and low impurity profile is crucial to meet regulatory submission and post-market control in regulated territories. Industry compliance standards
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On our production floor, 3-Buten-1-ol has proven itself again and again as a smart choice for customers in need of a reactive intermediate with a strong reputation in the fine chemical sector. Chemists recognize 3-Buten-1-ol mostly by its clear colorless appearance and slightly pungent aroma. Its chemical structure, CH2=CH–CH2–CH2OH, delivers an accessible terminal alkene and a primary alcohol group—features that open important doors in organic synthesis. Our teams have worked hands-on with 3-Buten-1-ol for years, optimizing its purity and handling based on real-world challenges encountered not only in the plant but in close discussions with formulation scientists and downstream processors.
Consistency separates a trusted chemical supplier from a batch-to-batch gamble. Our technicians carefully monitor water content, acidity, and byproduct formation at every production stage. Each barrel of 3-Buten-1-ol follows a trackable path, from raw material through distillation, finishing, quality control, and logistics. For years, we have refused to take shortcuts on dehydration or thermal treatment—learning that small impurities can compromise downstream reactivity in sensitive organic preparations. In effect, our investment in quality monitoring means customers rarely call us about off-odors or discoloration in delivered drums. Many fine chemicals supplied by traders do not reach this standard of consistency, particularly where supply chains mask manufacturing origins. As true producers, we see the full process and adapt daily to maintain high selectivity and minimal contamination.
Research groups and industrial users alike have integrated 3-Buten-1-ol into several essential transformations. The terminal double bond allows for easy functionalization, giving chemists a starting point for synthesizing pharmaceutical intermediates, flavors, fragrances, and specialty polymers. Our teams have noted a steady interest among customers working in the field of agrochemical research. The compound’s primary alcohol handle makes it especially useful for introducing polar functionality into molecules, as seen in certain fine fragrance blends and drug precursors.
We have followed its application in manufacturing beta-lactams and acrylic derivatives, observing how the precise reactivity of 3-Buten-1-ol enables ring closure or cross-linking reactions. Because we control our process end-to-end, chemists who need exact water content, limited peroxides, or specific inhibitor additions work directly with us. We understand that a neutral specification sheet helps nobody at scale—technical feedback and sample trials have pushed us to adapt our dehydration procedures for more demanding customers. That kind of iterative manufacturing does not often happen with non-producer suppliers.
Producing 3-Buten-1-ol is not just a matter of running a reaction and collecting product. Years ago, we learned the importance of complete removal of side products that can result from over-oxidation or polymerization. Varying the temperature by only a few degrees or adjusting feedstock quality changes the outcome—and each such lesson shows up in plant notes that inform our ongoing process development.
Storage always comes up as a challenge for customers newer to unsaturated alcohols. Standard metal drums rarely prevent gradual degradation, so we recommend lined containers and temperature management—something that is easier to arrange when manufacturing is integrated with logistics under one roof. Products shipped from fragmented supply chains can sit for weeks in unsuitable conditions, leading to discolored or partially polymerized content. We take direct responsibility for storage, rarely experiencing returns or spoilage. Our own docks and warehouses handle large lots, and technical staff are trained to spot early signs of instability.
We often discuss the practical difference between 3-Buten-1-ol and other butenol isomers, notably crotyl alcohol (2-buten-1-ol) or simple butanol homologs. From first-hand process development, it’s evident that a terminal double bond, as in 3-Buten-1-ol, changes reactivity patterns—making this product more suitable for specific types of epoxidation or hydroformylation compared to its cousins. In several projects, a switch from 2-buten-1-ol to our material led to higher yields in dialkylation steps. The position of the alcohol group, as primary rather than secondary, enables easier oxidation or esterification.
Comparisons with 1,4-Butanediol or allyl alcohol also come up in project consultations. 3-Buten-1-ol occupies a useful middle ground: more accessible than allyl alcohol for extended chain modifications, but with an unsaturation that introduces greater reactivity than 1-butanol or its diol alternatives. Our technical partners at customer sites have had success building complex architectures—polymers, bioconjugates, specialty esters—using 3-Buten-1-ol as a scaffold. No off-the-shelf commodity alcohol can replace the combination of alkene and alcohol functionality this molecule brings to storyboards for synthetic strategy.
Our standard product specification for 3-Buten-1-ol focuses on purity and trace residuals. Most lots reach above 99% GC purity, with water content under 0.1%, as demanded by specialty chemical customers. Early on, lab customers flagged trace impurities—these early issues led us to implement in-line drying and new filtration steps. Technicians at our site regularly test for acid number, presence of stabilizers, and any signs of early polymerization.
We choose packaging material and volume based on intended user profile. Academic researchers and startup formulators often request smaller volumes in amber glass or PE bottles, while bulk customers, such as those in resin or agrochemical manufacturing, receive full drums with reinforced thermal controls. The experience of handling minor spillages and tight delivery deadlines shapes our approach to labeling, traceability, and safety notifications. Advice shared with our distributors and end-users is based on troubleshooting cases drawn from the floor—the aim is always to prevent leaks, minimize vapor phase losses, and anticipate storage bottlenecks before they impact product performance.
Batch records and real drive for improvement shape how we support customer formulation projects. Many competitors only offer static product grades. Through direct manufacturer-to-formulator channels, we have tweaked stabilizer load, clarified permissible nitrosamine content, and organized custom distillation runs for R&D projects. As a result, newer polymers, fine fragrances, fuel additives, and certain anti-microbial agents use our lot-traceable 3-Buten-1-ol, fine-tuned through back-and-forth with technical staff and end-users.
Cross-contamination sometimes crops up as a concern for buyers using multi-purpose facilities. Our in-plant segregation protocol, regularly reviewed and updated, eliminates risk of cross-product impurity pickup. On customer audits, teams have walked suppliers through our tank farms, confirming equipment cleaning and vapor management protocols.
3-Buten-1-ol presents manageable handling risks in experienced hands. Safety always starts in the production hall—with focus on ventilation, PPE, and avoidance of ignition sources. Over the last decade, our operators have seen the patterns: localized irritation with bare skin, inhalation risk at elevated concentrations, and minor headache complaints if vapor escapes secondary containment. This experience led to workflow updates, new fume hood installs, and a shift to sealed transfer for most product draws. We emphasize the basics because nearly all product safety events start with procedural shortcuts; investing time early keeps everyone safer and preserves customer confidence.
Customers often ask for guidance with loading, transfer, and disposal. The correct precautions save plenty of stress later. Our recommendation draws on plant incidents and near-misses: use only standard chemical-resistant gloves, provide spill kits near all storage areas, and always confirm proper labeling when product moves from central receiving to workbench or process vessel.
Remaining close to the manufacturing process allows for quick response to supply chain disruptions and regulatory shifts. Over the years, raw material price fluctuations and changing import/export rules have challenged our planning. By retaining our own synthesis, purification, and packaging, we can shield customers from sudden bottlenecks or lead times that are common with resellers. Investing in plant-level know-how brings agility—lab technicians, plant staff, and customer-facing support all feedback into product planning. This link helps us forecast demand spikes and adjust to regional regulatory amendments that might affect labeling, transport, or end-use restrictions.
As market expectations shift—toward higher purity, reduced environmental impact, or improved worker safety—having control over the full value chain lets us experiment and adapt more rapidly than publicly listed trading entities. Small formula tweaks or higher specification runs can be trialed on short notice, because our equipment and technical teams do not answer to distant procurement departments. This hands-on responsiveness has built loyalty among partners who ask for new grades or packaging types based on test phase outcomes.
Our position as a direct manufacturer puts us at the frontline of environmental compliance and sustainability. In practice, minimizing volatile organic compound (VOC) release and solvent waste takes more than paperwork—it shows up in the decisions our process engineers make regarding recovery, vent installation, and closed-loop transfer. We have upgraded vapor management on our main 3-Buten-1-ol distillation lines, not at the demand of regulators, but because we experienced firsthand how process inefficiencies drive up emissions and waste treatment costs.
We maintain dialogue with local regulators on wastewater handling, effluent analysis, and fire safety. In-house protocols go in tandem with regional chemical safety initiatives—examples include routine leak and containment checks, electronic monitoring of tank farm air emissions, and third-party validation of effluent treatment cycles. This commitment grew not from outside pressure but from production-level observations showing that proactive management avoids downstream cleanup costs and regulatory headaches. Several new users express concern for sustainability credentials, requesting audit trails or product carbon footprint calculations; we support these through live process data and on-site visits.
Our traditions set quality assurance above routine box-ticking. We conduct deep-dive lot review for every production run based on earlier field complaints and technical feedback from material scientists and formulators. By tracing the chain of custody from raw material through finished stock, data shows measurable improvements in yield, purity, and customer satisfaction. We noticed batch reproducibility improving after switching to a new in-line monitoring setup, sharply cutting manual sampling error and reducing reportable QA deviations.
Every year brings new application profiles—biotech startups, materials science research, advanced coatings. Supporting these applications requires chemical reality: double-checking inhibitor levels, confirming micro-impurity profiles, consulting with technical users from the first sample onward. Many technical buyers test several lots before scaling up procurement; our role is to provide not just a clean product, but access to the technicians and process details behind each drum that leaves our gates.
Greater demand for specialty functionals and complex intermediates makes advanced chemical building blocks like 3-Buten-1-ol increasingly valuable. We anticipate questions that never showed up a decade ago—trace toxicology, bio-based sourcing, compatibility with novel resins, REACH compliance for fine fragrance molecules exported to the EU. Our product, and the teams behind it, evolve as customer requirements expand. Rather than treating 3-Buten-1-ol as a commodity, we view each application as a collaborative problem to solve, tailoring technical advice, packaging, and handling support based on real factory or lab requirements.
This attitude has reshaped our approach to manufacturing. Scheduled maintenance and ongoing education for staff mean downtime is minimized and technical questions receive useful, direct answers. More than once, customers have returned with feedback after first deployments in industrial-scale synthesis or new product launches. Their responses—for better or worse—fuel further process improvements. In that sense, true product development always links manufacturer and user at ground level, particularly for critical intermediates like 3-Buten-1-ol.
Our direct experience in the chemical industry has left no doubt: 3-Buten-1-ol stands apart from generic alcohols and unsaturated intermediates flooding the market from indirect channels. Its unique reactivity, tight process control, and physical attributes turn it into more than just a raw material—it becomes a collaborative tool. We keep open channels with technical users, bring plant engineers to customer sites for troubleshooting, and actively revisit our own processes to align with market changes and field requirements. From production to application, the value comes from hands-on knowledge and honest dialogue, not just a line on a sales sheet. As the role of 3-Buten-1-ol expands in the ever-changing chemical innovation landscape, we continue to advocate for deep manufacturing roots and real world-tested product integrity.