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HS Code |
318614 |
| Chemical Name | Cyclopropylmethanol |
| Molecular Formula | C4H8O |
| Molar Mass | 72.11 g/mol |
| Cas Number | 2516-33-8 |
| Appearance | Colorless liquid |
| Boiling Point | 119-121 °C |
| Melting Point | -58 °C |
| Density | 0.954 g/cm3 |
| Refractive Index | 1.429 |
| Flash Point | 28 °C |
| Solubility In Water | Miscible |
| Odor | Characteristic alcohol-like |
| Structure | Cyclopropyl group attached to methanol |
| Smiles | C1CC1CO |
| Storage Conditions | Store in cool, dry place; keep container tightly closed |
As an accredited Cyclopropylmethanol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Cyclopropylmethanol, 100g, supplied in an amber glass bottle with a secure screw cap, labeled with hazard warnings and product details. |
| Shipping | Cyclopropylmethanol is shipped in tightly sealed containers, compatible with alcohols, and clearly labeled according to hazardous material regulations. It should be transported under cool, dry, and well-ventilated conditions, away from heat, sparks, and oxidizing agents. Proper documentation and safety data sheets must accompany the shipment to ensure regulatory compliance and safe handling. |
| Storage | Cyclopropylmethanol should be stored in a cool, dry, well-ventilated area away from incompatible substances such as strong oxidizers and acids. Keep the container tightly closed and protected from direct sunlight. Store at room temperature, away from sources of ignition, heat, or open flames, as it is flammable. Ensure proper labeling and follow local regulations for chemical storage. |
Applications of Cyclopropylmethanol in Industrial ManufacturingCyclopropylmethanol serves as a key intermediate in specialized sectors of chemical manufacturing, contributing to the synthesis and process efficiency of high-value end products. Based on customer-supported R&D and strict process control, our application knowledge ensures integration in validated downstream operations that leverage its unique chemical structure in accordance with well-recognized industrial standards. 1. Pharmaceutical Active Ingredient SynthesisPharmaceutical companies use cyclopropylmethanol in the multi-step synthesis of select APIs where its cyclopropyl group confers metabolic stability or target specificity, such as in antiretroviral and CNS medication classes. It enters as a blocked alcohol in Grignard or reductive amination steps, delivering a precise functional handle that survives subsequent transformations. By maintaining high purity and controlled water content, manufacturers avoid unwanted by-products in regulated pharma environments. Industry compliance standards
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2. Agrochemical Active Component ProductionThe agrochemical sector incorporates cyclopropylmethanol into the core of insecticide and fungicide molecule synthesis, particularly for compounds where cyclopropyl groups enhance bioactivity versus traditional structures. Downstream production relies on precise dosing to minimize off-target reactivity and to maximize field performance, with continuous oversight to align with pesticide regulatory limits and QC batch tracing. Industry compliance standards
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3. Fine Chemical Synthesis for Fragrance IntermediatesIn fragrance ingredient manufacturing, cyclopropylmethanol plays a distinctive role as a source of strained rings and is used to introduce unique olfactory notes during the synthesis of specialty alcohols or esters not replicated by analogous straight-chain compounds. The strategic intent is to generate high-purity intermediates for use in designer fragrances, where traceability and regulatory conformity are paramount. Industry compliance standards
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4. Synthesis of Custom Polymers with Enhanced RigidityPolymer chemists adopt cyclopropylmethanol as a comonomer or functional end group source in the production of specialty polymers where increased chain rigidity or unique ring-containing architectures improve material performance. The addition protocol must account for reaction compatibility and volatility, with integration points optimized to maintain product quality across pilot and full-scale settings. Industry compliance standards
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5. Intermediate for Crop Growth Regulator SynthesisManufacturers involved in the production of plant growth regulators deploy cyclopropylmethanol as a chemical building block to introduce cyclopropyl motifs in molecules that alter plant metabolite pathways or growth profiles. Entry into process flows requires careful analytical validation, as downstream crop applications demand evidence of active ingredient stability and minimal impurity levels under agricultural use scenarios. Industry compliance standards
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Producing Cyclopropylmethanol has taught us the ways small chemical differences shape entire industries. Every stage, from the first reaction to the final bottle, reflects the hands-on experience of our plant team. Our Cyclopropylmethanol, recognized in the industry as a clear, colorless liquid, carries the CAS number 2516-33-8. Its structure, made distinctive by a cyclopropyl ring attached to the methanol group, gives it an edge over other short-chain alcohols. We notice this edge not just in lab specs, but out on customer sites—chemists and engineers repeatedly report that the “bite” provided by this strained three-membered ring delivers unique reactivity, lending itself to syntheses where bulkier or linear alcohols fall short.
Every batch of Cyclopropylmethanol we release meets strict GC purity standards—our typical product comes in at greater than 99%. We use highly purified starting materials and lock down operations to avoid contamination from water, halides, or heavy metals. We routinely check our distillation cuts, scanning for side-reactions because the presence of unreacted cyclopropyl bromide or propylene oxides could disrupt downstream syntheses. Our crystals and liquids maintain stability down to their boiling and melting points, giving process engineers confidence in repeatable results. This level of product reliability hasn’t come about by luck. It’s the result of decades of production-scale distillation, material handling improvements, and real feedback from scale-up chemists forging new routes in medicinal, agrochemical, and polymer research.
Ask a synthetic chemist why they turn to Cyclopropylmethanol, and the answer often returns to the strained nature of the cyclopropyl ring. Unlike n-propyl alcohol or isopropanol, Cyclopropylmethanol serves as a compact, reactive building block. The methanol group allows chemists to create esters or aryl ethers readily, and that strained ring opens doors for transformations impossible with linear structures. In pharmaceutical work, the cyclopropyl motif brings metabolic stability and improved biological activity. Chemistry groups in leading drug discovery companies often decorate molecules with the cyclopropyl unit to tune potency or block metabolic breakdown. While similar transformations sometimes use allyl or benzyl alcohols, cyclopropyl derivatives deliver entirely different pharmacokinetics, shifting how molecules behave in the body or in environmental exposure. As a chemical manufacturer, we’ve watched major programs rapidly scale once reliable, pure Cyclopropylmethanol became available — it simply wasn’t practical to run multistep sequences with impure, off-color or odorous stock.
In the lab, Cyclopropylmethanol proves itself as a launcher for fine chemical syntheses. It’s found in the core of modern agrochemicals: blocking pests and diseases while showing the environmental stability required for field level deployment. Unlike linear alcohols, it helps produce intermediates that resist rapid breakdown, giving crops lasting protection. Our manufacturing partners in the coatings and polymer sector continue to invent new cyclopropylcarbinol-based resins, thanks to the high reactivity and well-defined boiling range. Since scaling up from kilograms to tons, we’ve tracked precisely where downstream transformations demand high purity—one misplaced impurity can halt a costly production run.
Examples like these demonstrate that Cyclopropylmethanol is not just a catch-all alcohol. Applications demand tight control on impurity profiles: our customers rely on prompt COA data, batch traceability, and the ability to dial-in specifications tailored for R&D, pilot, or bulk plant production. Years of partnership with international labs helped us create a product line where even minor adjustments in impurity thresholds can support a regulatory win or unlock a patentable new route. For each project, process chemists report improved yield or elimination of side reactions, depending on the quality of Cyclopropylmethanol received. Feedback from customers guides every process change we make.
It’s easy to say all alcohols work as solvents or starting materials, but direct experience tells another story. Cyclopropylmethanol offers a higher degree of chemical versatility compared to most short-chain alcohols. As manufacturers, we’ve handled thousands of barrels of n-propanol, isopropanol, and even benzyl alcohol. Each serves a place, yet none deliver the three-membered ring properties needed for current synthetic trends. The cyclopropyl ring imparts increased rigidity and compresses the spatial arrangement of attached groups—ideal when chemists seek to design smaller, more potent molecules. In practice, using Cyclopropylmethanol leads to fewer isomeric impurities in esterifications and cleaner alkylations when making pharmaceutical intermediates. Other alcohols, even those close in boiling point or viscosity, introduce complications that require additional purification steps, driving up cost and complexity.
Our operations staff have learned to respect the unique handling needs of Cyclopropylmethanol as well. Its volatility, though manageable, can surprise those used to working with heavier alcohols. To keep quality high, our tank farms use nitrogen blanketing and closed transfer lines to minimize atmospheric moisture pickup and oxygen exposure. Years of batch trials have proven that avoiding these elements makes a real difference to shelf-life and downstream reactivity. Customers repeatedly request copies of our storage recommendations, not just to maintain compliance, but to ensure products remain as pure as the day they left our filling lines.
Any manufacturer producing Cyclopropylmethanol faces complex safety and compliance demands. Due to the energetic nature of the cyclopropyl ring, strict attention to process temperatures, pressure relief, and containment is a must at larger scales. All process units in our plant—reactors, receivers, and centrifuges—undergo regular preventive maintenance. Operators participate in scheduled training that covers both hazards and practical troubleshooting, with a focus on keeping incidents rare. Attention to detail cuts unplanned downtime and supports a safe workplace. As a result, our incident record and process safety metrics continually meet or exceed global benchmarks.
Modern chemical operations can’t ignore sustainability. For our Cyclopropylmethanol production, we selected process routes that reduce waste and enable solvent recycle. Over the past decade, new heat integration and improved catalyst systems have dropped our energy use per ton produced. This kind of continuous improvement matters not only for bottom-line costs, but in meeting the environmental targets our customers and regulators set each year. We participate in third-party audits and welcome site visits because we know chemical buyers care deeply about source verification. Keeping records open and responding honestly to tough questions has improved both our product and the trust we build with customers.
Cyclopropylmethanol isn’t a high-volume commodity—it fills niche roles where its features add specific value. The market demands suppliers who can meet urgent delivery schedules, provide supporting analytical data, and offer flexibility on fill sizes and packaging. Early in our experience, we discovered that off-the-shelf logistics companies often mishandled these sensitive loads, leading to delays or product degradation.
We responded by investing in our own QA/QC-driven packaging and shipping protocols. Every drum gets checked for presence of moisture, aldehydes, and peroxides before leaving site. Our loading docks coordinate with certified hazmat carriers to ensure compliance with transport regulations for flammable liquids. Temperature-sensitive containers and real-time shipment tracking increase reliability—customers know when and how their product will arrive. Many of our long-term R&D clients have switched over from distributors after experiencing consistency lapses with third-party logistics providers. For us, every solved problem on the logistics side translates into one less lab disruption for our customer.
Some challenges are technical in nature. Customers occasionally encounter reactivity issues, typically caused by incompatible solvents or erroneous storage in their own facilities. We step in with detailed troubleshooting: reviewing their conditions, pointing to literature, and sometimes sending head chemists to site for joint investigation. Direct engagement like this shortens problem cycles and improves overall project outcomes. Over the years, these partnerships yielded technical notes and best practices we now share with new customers to help them avoid common pitfalls with Cyclopropylmethanol use.
Cyclopropylmethanol, while not considered especially hazardous when compared to some industrial solvents, requires respect for its volatility and skin irritation potential. We share material handling best practices with safety departments: splash-resistant goggles, nitrile gloves, and adequate ventilation form the foundation of safe operations. Our on-site EH&S advisors frequently run “open shop” sessions for incoming customers and auditors, walking them through key aspects of our safety records and emergency protocols.
Regulatory clarity keeps projects moving. Most of the local and international registrations for Cyclopropylmethanol call for detailed impurity data, shelf-life verification, and handling strategy. Our process analysts remain in contact with regulatory teams to keep documentation laser-sharp. As the market marches toward more transparency—particularly in life sciences and agricultural sectors—producing robust registration dossiers and updating safety data sheets has become a full-time necessity. We invest in regulatory know-how so our customers receive Cyclopropylmethanol that meets the standards for the regions where their products will launch.
Partnership matters as much as product. We take pride in the chemists who turn to us with their process questions, their R&D curves, their scale-up headaches. For us, Cyclopropylmethanol isn’t just a stock item, but the start of a technical conversation. We refine our processes not by standing apart from our customers, but by collaborating—whether in selecting alternate purification techniques to meet a new residue spec, or working with procurement to secure a future supply chain. This kind of ongoing exchange fosters deeper understanding and real solutions, moving the needle for everyone involved.
The field keeps progressing. In the last few years, emerging synthetic routes have demanded even higher-purity Cyclopropylmethanol, often with particular enantiomeric excess or exclusion of rare side-products. As these requests arise, our R&D section coordinates closely with pilot plant managers to integrate new techniques—be it advanced fractional distillation, innovative crystallization approaches, or membrane purification. Each investment gets benchmarked against in-house and customer-led analyses to validate that it genuinely benefits both sides.
We listen to the changing needs in medicinal chemistry and the drive for cleaner, more sustainable chemistry. Our staff technical writers keep literature surveys current, and we regularly present findings at chemical society meetings, where feedback loops with the wider technical community inform our improvement cycle. With more regulatory pressure and customer sophistication, the challenge lies in maintaining both speed and quality in bringing updated Cyclopropylmethanol grades to market. Still, there’s satisfaction seeing our product form the backbone of new therapies, biorational pesticides, innovative materials, and more—each a testament to refining technique, building trust, and focusing on the real-world uses of cyclopropylmethanol by the science-driven community.
There’s no substitute for hands-on manufacturing know-how. For those of us producing Cyclopropylmethanol every week of the year, chemical composition becomes more than a line on a spec sheet—it's a nuanced reflection of attention, experience, and the value of making things right the first time. Chemists’ needs shift, routes change, but reliable supply, solid technical advice, and after-sale partnership remain our focus.
Whereas distributors may offer Cyclopropylmethanol with one-size-fits-all guarantees, only genuine manufacturers can promise transparency about process, impurities, and limitations. We scaled our business by embracing tough conversations, iterating in response to customer trials, and continuously tuning both upstream synthesis and downstream packaging. That approach, rooted in practical, chemical reality, gives our Cyclopropylmethanol its well-earned reputation for enabling innovation across industries. We bring our years of production knowledge to every drum and every order—so our customers get more than a chemical: they get a partner invested in their success.