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HS Code |
212867 |
| Iupac Name | 2-Methyl-2-butene |
| Molecular Formula | C5H10 |
| Molar Mass | 70.13 g/mol |
| Cas Number | 513-35-9 |
| Appearance | Colorless liquid |
| Odor | Petroleum-like odor |
| Density | 0.653 g/cm³ at 20°C |
| Melting Point | -119°C |
| Boiling Point | 38.6°C |
| Solubility In Water | Insoluble |
| Vapor Pressure | 479 mmHg at 25°C |
| Flash Point | -30°C (closed cup) |
As an accredited 2-Methyl-2-Butene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 2-Methyl-2-Butene is packaged in a 500 mL amber glass bottle, tightly sealed, labeled with hazard symbols and product information. |
| Shipping | 2-Methyl-2-butene is shipped in tightly sealed containers, often under an inert gas such as nitrogen to prevent oxidation or polymerization. Containers must be stored in a cool, well-ventilated area, away from heat, sparks, and open flames. It is classified as a flammable liquid and requires appropriate hazard labeling during transport. |
| Storage | 2-Methyl-2-butene should be stored in a cool, dry, well-ventilated area away from sources of ignition, heat, and direct sunlight. Keep the container tightly closed when not in use. Store separately from oxidizing agents, acids, and halogens. Use approved, properly labeled containers, and ensure all storage areas comply with local regulations for flammable liquids. Ground and bond containers during transfer. |
Applications of 2-Methyl-2-Butene in Industrial Manufacturing2-Methyl-2-Butene serves specialized roles in a limited number of industrial applications due to its structural properties and reactivity. Our manufacturing processes ensure high-purity supply for demanding downstream users focused on performance and quality control in the following selected sectors. 1. Pharmaceutical Intermediate SynthesisPharmaceutical manufacturers use 2-Methyl-2-Butene as a key building block in the synthesis of therapeutic intermediates, such as tert-amyl derivatives. Its structural features enable regioselective alkylation in the presence of strong Lewis acids. Batch and continuous processes introduce the compound at the C-alkylation or hydroamination stage, with in-process controls to manage residuals and byproduct formation. End-products undergo strict release testing to comply with global pharmacopoeias, particularly for use in the manufacture of vasodilators and CNS-active agents. Industry compliance standards
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2. Fragrance and Flavour Ingredient ManufacturingProducers of aroma chemicals incorporate 2-Methyl-2-Butene as a reactant in isomerization and alkylation schemes for commercial musk, citrus, and green note ingredients. It enters these syntheses where precise double bond placement is essential for olfactory characteristics and shelf-stability. Adherence to food-grade quality control and traceability is mandatory during processing, especially when intended for products regulated by international food safety standards. Industry compliance standards
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3. Fuel and Lubricant Additive FormulationRefining and additive companies incorporate this material in the alkylation of isoparaffins as part of the production of high-octane blending components and performance-boosting agents for fuels. The compound reacts under acid catalysis to generate branched alkylates valued for their volatility and anti-knock properties. Process controls are stringent due to flammability and emission limitations enforced throughout the downstream production chain. Industry compliance standards
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4. Agrochemical SynthesisAgrochemical manufacturers utilize 2-Methyl-2-Butene in targeted alkylation reactions to construct core intermediates for specific pesticide formulations. Its capacity for forming branched-chain structures supports synthesis of amides and carbamates with advantageous volatility and soil mobility profiles. Process steps involve closely monitored reaction conditions and thorough post-reaction purification to meet active ingredient purity requirements set by relevant regulations. Industry compliance standards
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5. Polymerization Modifier in Specialty PolymersManufacturers of specialty polymers use 2-Methyl-2-Butene as a chain-transfer agent or molecular weight modifier in cationic and free-radical polymerization of isobutylene and other monomers. Its structure tailors polymer branching and solubility characteristics, especially in the production of adhesives, sealants, and specialty elastomers. Process safety and product consistency receive heightened attention, considering the compound’s volatility and the stringent changes in monomer-to-modifier ratios needed for fixed target properties. Industry compliance standards
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Years of hands-on work in hydrocarbon distillation and purification have made it clear—for manufacturers, no two chemicals truly serve the same purpose. 2-Methyl-2-butene, produced directly at our facility, always stands out in its category due to both structure and reactivity. The formula C5H10 puts it within the family of alkenes, but a closer look reveals practical differences from its isomers and neighboring compounds. Chemists often recognize it by its molecular layout: a branched five-carbon skeleton with a double bond tucked between the second and third carbon. This structure contributes not only to its unique properties but also to its reliable performance in several applied settings.
On the factory floor, shaving off a fraction of a percent in purity changes outcomes downstream. We maintain a standard not because of market pressure, but based on lessons learned through countless production runs, product feedback, and technical evaluations with end users. Each lot of 2-methyl-2-butene comes off our line with GC-verified purity that consistently meets or exceeds 99 percent. Moisture content, an often underestimated quality metric, stays below established industry thresholds to guarantee hassle-free storage and processing. The liquid arrives water-clear, free from haze because we precisely control distillation cuts and prevent cross-contamination by dedicating equipment solely to hydrocarbon production.
As bulk producers, we observe firsthand how impurities—such as oxygenates or peroxides—interrupt alkylation reactions or foul catalyst beds. Customers, especially those in fine chemical synthesis or fuel additives, report longer run-times and less downtime from our product. That’s not a marketing angle; it’s a reality we’ve verified through collaborative trials and direct technical support.
2-Methyl-2-butene finds its way into labs and facilities serving more than one sector. The most robust demand comes from antioxidant synthesis, organic intermediates, and petroleum-additive blends. It has demonstrated a reliable performance profile as an alkylating agent for pharmaceuticals and as an intermediate for fragrances and specialty plastics. In alkylation units, its double bond doesn’t behave the same as 2-methyl-1-butene: chemoselectivity shifts, and reaction conditions—temperatures, catalyst loads, yields—respond differently. In organometallic chemistry and Grignard reagent formation, these practical differences impact both efficiency and safety profiles.
We’ve collaborated with process engineers and plant managers working on butylated hydroxytoluene BHT production. Their feedback shaped our methods for minimizing trace acids and metal ions during purification, since these minor contaminants otherwise threatened batch yields. For smaller-scale users—flavor and fragrance formulators—the reduced presence of sulfur compounds, often an artifact of older distillation tech, has helped avoid off-notes in delicate blends. Our product supports research teams developing new oxidation catalysts, giving them greater repeatability run after run.
A growing area of demand comes from green chemistry initiatives. Here, 2-methyl-2-butene acts as a starting material for innovative, lower-impact syntheses of branched-chain alcohols and biodegradable surfactants. These uses demand not only purity but the careful documentation and traceability that a manufacturing site—not just a reseller—provides.
On paper, 2-methyl-2-butene and 2-methyl-1-butene look like twins. In a real reactor or blending tank, the distinctions show up quickly. Lab scale trials highlight that the position of the double bond shifts reactivity, stability, and downstream separations. In alkylation and polymerization, the tertiary location of the double bond in 2-methyl-2-butene gives not only higher octane numbers for fuel blending but also influences catalyst compatibility and product volatility. Several of our customers who initially thought to substitute similar C5 hydrocarbons soon found their processes demanded the specificity—and reproducibility—that only comes from using the proper isomer produced to tighter tolerances.
Commercially, the distinction becomes significant for pricing, regulatory paperwork, and supply chain traceability. Some alkenes require stabilizers for safe transport; our 2-methyl-2-butene, processed and filled under nitrogen, arrives with less oxygen and thus greater shelf stability. This, combined with real-world testing in compressors, pipelines, and storage spheres, allows end users to handle the product with fewer process interruptions.
Material compatibility, an issue often overlooked in academic writeups, emerges quickly during scale-up. This compound reacts differently with gaskets, seals, and certain plastics. Our technicians routinely advise on compatible materials, drawing on years of tank-farm operations and field maintenance experience, so customers avoid costly product losses or equipment damage.
Modern chemistry doesn’t rely on guesswork or hand-me-down batch formulae. Our process starts with C5 cut feedstock, meticulously pre-treated to remove sulfur and nitrogen compounds. Fractional distillation, monitored in real time by in-line gas chromatography, pulls off the narrow boiling range fraction required for consistent product qualities. Years of refining these steps led us to add final polish steps—sometimes custom treatments depending on end use—before filling tanks or drums. We avoid short cuts; incomplete purification leads to trace isomers and color instability over time.
We operate under a philosophy learned through necessity: if a batch can be improved, it should be. Even minor tweaks—like modifying tray configurations inside columns or investing in better internal coatings—have shown measurable improvements in analysis data. Process upgrades happen because customer feedback spurs continuous improvement, not because regulations or outside auditors require them. Engineers and chemists working on-site collaborate directly, bridging the gap between pilot data and commercial volumes.
Our personnel understand how leaks, evaporative losses, and transfer inefficiencies can ruin both environmental compliance efforts and product profits. We’ve integrated real-time leak detection, vapor recovery, and reusable shipping containers to minimize both losses and customer outcry. That way, reported volumes match delivered volumes, and buyers receive what the invoice promises.
Any experienced operator knows a certificate of analysis doesn’t tell the full story. During routine loading, low-quality product is easy to spot—cloudy appearance, odd odors, or persistent residue. Facility technicians need product that behaves as expected, not just on paper. Our 2-methyl-2-butene holds up under extended storage and frequent transfer cycles due to careful control of both initial production and packaging steps.
Incoming raw materials pass through a double-inspection process involving both chemical and logistical checks. Our lab staff, working around the clock, continually analyze product both mid-process and before final shipment. External certification is useful, but years of internal standards have taught us to seek out-of-spec material before it leaves the door, not after a customer calls. In-process checks flag deviations early, saving end users from costly downstream problems.
We’ve invested in packaging solutions that avoid cross-contamination. Every shipment leaves our plant securely sealed using hardware our technical team recommends based on compatibility data and hands-on usage feedback. Field testing of different drum linings and gaskets during all seasons keeps our claims grounded in day-to-day challenges, not theoretical risk assessments.
Large-volume buyers and laboratory users have different needs, though reliability matters to both. As a direct producer, we commit to transparent lead times because we set our own production schedules and don’t rely on third-party intermediaries. If product demand rises unexpectedly—often the case for specialty chemicals—our plant operations team pulls additional shifts to cover the volume. We prioritize allocation based on existing customer commitments, process bottlenecks, and feedback loops from sales teams who know their clients’ run rates inside out.
We avoid over-promising by sticking to capacity limits grounded in actual plant output data. Emergency orders are handled by diverting pre-allocated stock, not by cutting corners on production or skipping QA steps. All buyers run into shipping delays caused by weather or regulatory holdups, so we maintain flexible logistics partners and backup storage near high-demand nodes to minimize downtime for our customers.
Down-to-earth manufacturing isn’t only about chemistry—it’s also about paperwork. We keep full chain-of-custody records, with access to batch numbers, testing certificates, and production logs. Regulators can audit every shipment right back to the raw material tank, and customers rely on this level of traceability for their own documentation or compliance reviews.
Safety data sheets, technical bulletins, and change notifications reflect actual production changes, not recycled templates. Direct conversations with EH&S managers and on-site engineers help us tailor documentation to fit their safety briefings and SOP updates—always with current, batch-specific data. That means faster regulatory sign-off and quicker onboarding of new users. REACH, TSCA, and other certifications rest on a foundation of consistent, plant-level documentation.
Technical questions can’t wait for a chain of emails to a distant supplier. We support our customers by linking them directly with plant chemists and senior production engineers. Equipment selection, blending formulations, polymerization trials—all these situations benefit when the advice comes from someone who has run the production units, repaired pumps, and handled the product themselves.
Common process snags, like foaming during transfer or incompatibility with storage gaskets, get solved with practical advice that draws on actual operating records. Pilot customers often visit the plant floor, exchanging best practices directly with our staff. We believe in open exchanges of production data, including sharing lessons from both failed and successful experiments, to reduce guesswork for everyone involved.
Markets shift, and so does the technology used to produce—and improve—2-methyl-2-butene. Our R&D team, stationed right beside our production lines, works in lockstep with plant operators to tweak conditions, evaluate alternative feedstocks, and test new process control sensors. Sometimes product modifications arise from customer-led pilot projects—the push for lower-odor materials or sustainably sourced hydrocarbons prompted us to explore new feedstock routes.
We support academic and industrial collaborations aimed at greener, safer alkene production. Pilot reactors adapted for continuous flow catalysis reduce energy consumption. Advanced analytical tools in our plant labs now monitor not just standard impurities, but a broader suite of minor isomers and add-on functional groups. We see it as a long-haul commitment—improving product not only in response to regulations, but to support the innovative work our customers pursue.
Decades of chemical manufacturing bring an honest view of the challenges unique to hydrocarbons like 2-methyl-2-butene. Volatility complicates shipping during temperature extremes—our solution draws on experience from past incidents, investing in improved vapor recovery and thermal-insulated transport. Container selection isn’t guesswork; material compatibility, based on regular field checks, prevents losses from evaporation or leakage. Supply chain disruptions—from upstream feedstock constraints or logistics issues—never get managed by finger-pointing. Instead, direct relationships with feedstock suppliers, built from years of mutual reliability, provide us with early warning signs to adjust production before customers feel the impact.
Regulatory shifts emerge every year. Instead of scrambling to adapt, we’ve learned to maintain active liaisons with industry groups, giving us an edge in preempting new labeling or hazardous material transport rules. Our operations team keeps up with evolving international documentation standards, simplifying border crossings for bulk shipments and small volumes alike.
No production line or application exists in isolation. Our commitment goes further than supplying a standard hydrocarbon; we provide the support, direct insight, and flexibility required by customers adjusting to new technical, regulatory, or operational challenges. Each improvement—for purity, packaging, traceability, and customer guidance—grows from years of daily engagement with the realities of chemical manufacturing. Our 2-methyl-2-butene reflects that combined experience, offering consistency and reliability to researchers, formulators, and large-scale users.
Drawing on these hands-on lessons, we work to keep the standard for 2-methyl-2-butene higher year after year, bridging the gap between upstream production and downstream innovation. For those seeking a partner as committed to practical results as to chemical precision, our door remains open for a straightforward conversation on any requirement, challenge, or future project.