|
HS Code |
206858 |
| Cas Number | 78-78-4 |
| Molecular Formula | C5H12 |
| Molar Mass | 72.15 g/mol |
| Iupac Name | 2-Methylbutane |
| Common Name | Isopentane |
| Appearance | Colorless liquid |
| Density | 0.616 g/cm3 (at 20°C) |
| Melting Point | -160°C |
| Boiling Point | 27.8°C |
| Flash Point | -51°C |
| Solubility In Water | Very slightly soluble |
| Vapor Pressure | 514 mmHg (at 20°C) |
As an accredited 2-Methylbutane factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 2-Methylbutane is packaged in a 500 mL amber glass bottle with a secure screw cap, labeled with safety and hazard information. |
| Shipping | 2-Methylbutane (CAS: 78-78-4) is shipped as a flammable liquid, typically in steel drums or approved UN containers, under cool, well-ventilated conditions. It is classified as hazardous (Class 3: Flammable Liquid) and should be labeled and handled according to DOT, IATA, and IMDG regulations to ensure safe and compliant transport. |
| Storage | 2-Methylbutane should be stored in a cool, well-ventilated area away from sources of ignition and direct sunlight. Keep the container tightly closed and properly labeled. Store it in a flammable liquids cabinet with compatible chemicals, away from oxidizers. Ensure appropriate grounding and bonding during transfer to prevent static discharge, and use explosion-proof equipment if necessary. |
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Purity 99%: 2-Methylbutane Purity 99% is used in chromatography sample preparation, where high purity ensures minimal interference and accurate analytical results. Boiling Point 27.8°C: 2-Methylbutane Boiling Point 27.8°C is used in low-temperature extraction processes, where efficient separation of volatile compounds is achieved. Stability Temperature -160°C: 2-Methylbutane Stability Temperature -160°C is used in cryogenic preservation, where stable liquid state at low temperatures enables long-term biological sample storage. Low Aromatics: 2-Methylbutane Low Aromatics is used in polymer manufacturing, where reduced aromatic content minimizes impurity incorporation into final products. Molecular Weight 72.15 g/mol: 2-Methylbutane Molecular Weight 72.15 g/mol is used in physical property calibration, where precise molecular mass enables accurate instrument verification. Viscosity 0.33 mPa·s: 2-Methylbutane Viscosity 0.33 mPa·s is used in solvent blending for coatings, where low viscosity promotes smooth application and uniform film formation. Flash Point -60°C: 2-Methylbutane Flash Point -60°C is used in aerosol propellants, where low flash point supports rapid vaporization and efficient dispersion. |
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2-Methylbutane, also known as isopentane, stands out in any chemistry lab I’ve walked through, thanks to its volatile spirit and practical uses that go beyond textbook examples. You’re not likely to find this compound on a store shelf at your local hardware store, but its presence is crucial in settings where precision and reliability make or break an experiment. It’s not just its chemical structure that earns attention—C5H12, with its branching giving it slightly different properties from its straight-chained cousin pentane. What catches the eye is how researchers, lab techs, and industry workers turn to it when lower freezing points or effective solvent action matter. Growing up around a family laboratory business, I became familiar with the signature scent and the careful protocols around handling 2-Methylbutane. A splash of it in a beaker, and instantly you appreciate the role it plays in quick-freeze applications, sample preparations, and even specialized foam production.
You won’t approach 2-Methylbutane as a one-size-fits-all chemical. Available in various laboratory and industrial grades, it comes bottled in high-purity versions catering to analytical work, and less refined but cost-effective batches for manufacturing purposes. Seeing it labeled as “High Purity 99.8%” does more than puff up a catalog; it means you get consistent boiling points around 27°C and freezing points dipping to -160°C—a range that proves invaluable in vitrification protocols. If you’ve stood at the side of a cryostat, hoping to snap-freeze a tissue sample without ice crystal damage, you know just how much difference the right grade makes. Cheap substitutes cloud over, but a good bottle of isopentane will keep its promise of clarity and fast freezing, which can make or break long-term scientific studies.
People sometimes ask what sets 2-Methylbutane apart from plain pentane. The boiled-down answer is branching, but that branching does real work in the lab. Isopentane’s lower freezing point makes it a favorite for snap-freezing procedures, especially in histology. Regular pentane, for all its uses, struggles to keep up when ultra-cold temperatures are a must. I remember working with liquid nitrogen baths; adding 2-Methylbutane created a slurry cold enough to preserve cellular detail in tissues—a technique critical in cancer research. The straight-chain structure of pentane tends to freeze out sooner, which leaves some scientists under-prepared for the meticulous standards required in neuropathology or molecular diagnostics.
Industries also have a spot for 2-Methylbutane that goes beyond academia. Foam manufacturers rely on its low boiling point to create the bubbles in polystyrene and polyurethane foams we take for granted in coolers, packing materials, and insulation. The tune of “green chemistry” means that more companies look at how they handle and vent volatile compounds; 2-Methylbutane’s quick evaporation helps shape products without leaving heavy residues. Bring in a technician who’s running a golf ball factory or inspecting coolers at a distribution center—they’ll tell you foam consistency and structural rigidity often track back to choice of blowing agent. And the right blowing agent can control not just cost, but final product performance down the supply chain.
Every time I see a new lab worker prepping 2-Methylbutane, I make sure to share the lesson I got from my dad about safe handling. It’s flammable, plain and simple, but it’s also lighter than water and evaporates fast, so spills and fumes demand a practiced hand. General ventilation, spark-proof tools, and strict “no smoking” policies are more than checkboxes on a safety poster; they’re rules that save lives. I’ve known more than one person who learned the hard way that a spark of static can turn a routine clean-up into a dangerous event. So proper storage and diligent labeling—often overlooked in rush jobs—matter every day. Using grounded containers and keeping workspaces tidy never felt like a chore to me, knowing what’s at stake.
When people talk about big advances in neuroscience or cancer biology, few mention the humble role played by 2-Methylbutane. Yet in practice, histologists rely on its properties almost every day. A technician freezing mouse brains before slicing them for microscopy can’t afford delays or freezer burns. Isopentane lets those samples freeze quickly enough to avoid cell rupture, talk about a real difference over using ethanol, dry ice, or plain pentane. Without it, pathology protocols would lose the consistency demanded by peer-reviewed research and clinical trials. For every high-profile breakthrough, there are dozens of small, precise tools and compounds like 2-Methylbutane keeping the wheels turning behind the scenes.
I’ve seen how easy it is to brush aside the downsides of chemicals like this. In my earliest days interning in a research institute, an old-timer shared stories about headaches from poor ventilation and lingering vapors. The stuff can irritate skin and eyes, and if inhaled too much, there’s a risk of drowsiness or worse. Keeping workers safe isn’t just a checklist issue; it takes ongoing training and actual awareness. I once watched as a careless worker skimmed through procedures, only to deal with nausea from ten minutes’ exposure. Making safety a daily conversation is the best solution I’ve found. You can’t just tape a material safety sheet on the wall and call it done.
Making chemical safety real for workers demands investment beyond minimum requirements. In my experience, the best labs and factories spend time holding regular refreshers, showing everyone how to use ventilated hoods, gloves, and proper eye protection, not just lecturing about it. Managers watch procedures in person and encourage questions. In industrial settings, companies monitor air quality around storage and ensure there's spill clean-up gear handy at all times. For smaller labs short on funds, advice about shared best practices or access to group training can help close the gap. An attitude of open communication—where staff actually report mishaps or speak up about faint smells—reduces risk for everyone.
Caring for worker health means looking after the surroundings too. Several years back, reports began surfacing about volatile organic compounds contributing to smog and respiratory trouble in communities near industrial complexes. As one of the more volatile alkanes, 2-Methylbutane doesn’t stick around in the environment, but improper handling still matters. I’ve seen site managers install better capture systems to prevent vented vapors, and even small steps—like storing open bottles in cold rooms—help slow off-gassing. As climate policies evolve, responsible users already track and report emissions and switch to improved handling systems. The technology exists; it just takes leadership willing to prioritize investment for processes that match today’s standards.
Listening to regular users says more than technical specs ever can. Cryobiologists and foam engineers consistently describe 2-Methylbutane as reliable for quick, even freezing, separating it from other common solvents. They mention how its lower toxicity, compared to alternatives like hexane, bodes well for tight workspaces. Its shorter boiling range adds convenience for manufacturers creating precision-molded foams, letting products cure without delays or temperature hiccups. No matter how glossy the marketing, that kind of real-world feedback keeps this compound relevant in both innovation-driven research and tried-and-true manufacturing floors. My own observations match this: it stands out for consistency, speed, and manageable risk—qualities you value after enough years troubleshooting inconsistent results.
You don’t need a crystal ball to see where things are going. Researchers in materials science and biotech keep pushing for solvents and agents that balance performance with lower risk and smaller environmental footprints. 2-Methylbutane, with its manageable volatility and freeze properties, fits into that trend. I’ve seen new chiller bath designs that recover more vapor, clever bottle designs that reduce spills, and fresh training methods using VR to teach safe handling. Students who learn on these improved tools often push back with sharper questions and demand better standards, speeding up the shift to safer, greener chemical management in both labs and industry. New generations want to know not just what a product does, but also its cost to workers, the air, and the broader community.
Resilience in the face of supply chain changes keeps every industry on its toes. Pandemic-era shortages, weather disruptions, or changing trade rules all play into how much and how often a lab can get a new batch of 2-Methylbutane. Cold storage space is always a premium item in busy settings. I’ve seen technicians make do with small shipments to stretch supply, but most leaders look for reliable local distributors and transparent sourcing. Quality sometimes slips if companies rush to stockpile lower-grade product—and the trade-off can include unreliable physical properties or extra purification steps before use. Deliveries that don’t match promised specs put labs at risk of wasting time troubleshooting equipment, recalibrating temperature controls, or explaining unexpected research outcomes to critical reviewers.
Whether it’s a big university center or a small community hospital, access to stable, affordable chemicals turns theory into practice. Price swings in petrochemical feedstocks ripple through chemical markets and hit smaller players hardest. I’ve seen resourceful lab managers stretch budgets by sharing bulk containers, brokering cooperative buying groups, or cutting back on less essential trials to preserve higher-grade chemicals for priority projects. Flexible procurement, honest dialogue with suppliers, and direct feedback on quality can help labs and industries maintain supply lines even when prices jump. Every dollar spent on reliable 2-Methylbutane means less time wasted fixing broken protocols or troubleshooting compromised samples.
Teaching students about 2-Methylbutane, especially those entering biochemistry or analytical labs for the first time, means showing not just its textbook structure but the real implications of using and handling it. I’ve watched trainees blanch at the first whiff of its odor, or grip a beaker nervously over a chilled bath. That anxiety disappears once they see quick, clean tissue freezing or perfect foam formation for the first time. Instructional videos, shadowing experienced users, and open conversations about risk and reward turn awkward first encounters into real skill. Giving newcomers hands-on control, under careful supervision, builds habits that stick. It’s not enough to recite data—people remember what they do.
An honest look at 2-Methylbutane connects chemists, engineers, and health and safety pros in a shared mission. I’ve watched process engineers listen to lab scientists explain why one freezing agent works better, and tweak manufacturing lines to cut losses and reduce waste. A good partnership means sharing findings about minor spills or unexpected results so that both sides identify improvements together. Bureaucratic barriers sometimes slow things down, but plenty of progress happens in daily hallway talks or quick changes on the shop floor. When research and industry share concerns, both quality and safety improve—sometimes faster than top-down policy mandates from administrators.
Weak compliance programs—whether intentional or from lack of resources—create some of the worst hazards. In labs running on thin margins, or factories focused on speed, there’s a temptation to cut corners on training or ignore small spills. I’ve seen promising experiments derailed by contaminated batches and project budgets blown on emergency clean-ups. Building a culture that regards every chemical as both tool and potential danger means treating procedures as living, breathing practices. Encouraging a system where anyone—junior intern or seasoned manager—can stop the line or call for help without blame helps spot trouble early and address it. Routine audits and support, along with actual accountability for safety lapses, protect both workers and the future of valuable research.
Trust between industry and the neighborhoods around them remains fragile, especially for facilities working with large volumes of flammable solvents. Openness about how 2-Methylbutane is stored, vented, and transported pays off with community goodwill and less friction when regulations or permits change. Years ago, a pickup in local reporting about small fires near an industrial park prompted manufacturers to invite residents for tours and Q&A sessions. Demonstrating improvements in storage tanks, vapor detectors, and fire suppression reassured people living nearby and opened a line for regular feedback. Proactively publishing emissions data, rather than waiting for incidents or mandated reports, honors that relationship and builds stability for the long haul.
2-Methylbutane will likely keep its place as a go-to chemical in key fields for the foreseeable future. But progress never stands still. More companies, universities, and research teams test new freezing agents and solvent innovations, not just for better results, but to cut down risk and environmental impact. Some labs experiment with chilling technologies that reduce reliance on flammable hydrocarbons. Curious students and seasoned professionals alike keep pushing for answers on what’s possible in safer chemical practices. That kind of momentum means the future of chemical use will pay more attention to transparency, safety, and sustainable progress—goals everyone can rally behind.