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HS Code |
311927 |
| Name | (R)-(-)-1-Amino-2-Propanol |
| Cas Number | 35320-23-1 |
| Molecular Formula | C3H9NO |
| Molecular Weight | 75.11 |
| Appearance | Colorless to pale yellow liquid |
| Purity | Typically ≥98% |
| Specific Rotation | -24° to -26° (c=2, H2O) |
| Boiling Point | 160-162 °C |
| Density | 0.964 g/mL at 25 °C |
| Refractive Index | 1.436 |
| Solubility | Miscible with water |
| Smiles | C[C@H](CO)N |
| Inchi | InChI=1S/C3H9NO/c1-3(4)2-5/h3,5H,2,4H2,1H3/t3-/m0/s1 |
As an accredited (R)-(-)-1-Amino-2-Propanol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging is a 250 mL amber glass bottle labeled "(R)-(-)-1-Amino-2-Propanol," with hazard warnings and secure screw cap. |
| Shipping | (R)-(-)-1-Amino-2-Propanol is shipped in tightly sealed containers to prevent moisture absorption and contamination. It should be transported in accordance with local, national, and international regulations for chemicals. Proper labeling, compatibility checks, and documentation are required. Store and ship in a cool, well-ventilated area, away from strong oxidizers and sources of ignition. |
| Storage | (R)-(-)-1-Amino-2-Propanol should be stored in a tightly sealed container, kept in a cool, dry, and well-ventilated area away from incompatible substances such as strong oxidizers and acids. Protect from moisture and direct sunlight. Ensure containers are clearly labeled. For optimal stability, refrigerate if recommended by the manufacturer, and follow all relevant safety and handling guidelines. |
Applications of (R)-(-)-1-Amino-2-Propanol in Industrial Manufacturing(R)-(-)-1-Amino-2-Propanol is an essential chiral building block distinctively used in several specialized chemical synthesis sectors. Our manufacturing expertise supports downstream partners with consistently controlled grades, ensuring precise integration into global industrial supply chains. 1. Chiral Intermediate for Active Pharmaceutical Ingredient (API) SynthesisPharmaceutical manufacturers require (R)-(-)-1-Amino-2-Propanol for asymmetric synthesis of beta-blockers, antiretroviral agents, and custom API molecules that depend on its defined stereochemistry. We supply this compound for enantioselective transformations, downstream amidation, and resolution steps in multi-stage reactions. It enables precise incorporation of chiral centers, supporting large-scale and pilot batch production validated under strict regulatory oversight. Industry compliance standards
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2. Intermediate in Agrochemical SynthesisIn modern crop protection chemistry, (R)-(-)-1-Amino-2-Propanol functions as a stereochemical precursor for certain herbicide and fungicide actives, where optical purity directly impacts field efficacy and resistance profile. Large-scale agrochemical production uses this enantiomer for condensation, cyclization, and alkylation routes, integrated within tightly regulated toxicological and environmental frameworks. Industry compliance standards
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3. Building Block for Chiral Fine and Specialty ChemicalsSpecialty chemical producers utilize (R)-(-)-1-Amino-2-Propanol for synthesis of enantiomerically enriched monomers, ligands, and additives. In these fields, the material enables advanced resolution chemistry and creation of chiral auxiliaries for catalysis and functional polymer markets. The process must control stereointegrity and manage impurities at ppm levels to qualify for high-purity specialty applications. Industry compliance standards
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4. Component in Biochemical Diagnostic Reagent Production(Bio)analytical reagent manufacturers employ (R)-(-)-1-Amino-2-Propanol in enzymatic assay substrate production and in specialty buffer formulations where stereoselectivity is critical for reproducible molecular recognition. It enables downstream enzyme-coupling and stabilizer reactions, supporting strict QC and batch-to-batch consistency for clinical and laboratory diagnostics. Industry compliance standards
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Stepping inside our production facility, the importance of careful synthesis grows clear with each batch of (R)-(-)-1-Amino-2-Propanol. Our team handles every step, from raw material sourcing to purification, to shape a product known for its high optical purity and stable quality. This chiral amino alcohol, often recognized by its CAS number 2516-47-4, holds a crucial spot in many specialty chemical fields. Instead of relying on outside sources, our chemists oversee proprietary processes designed to minimize racemization and by-products. By managing reactions in controlled environments and sticking to stringent analytical standards, we consistently achieve enantiomeric excess values beyond 99%. Detailed testing confirms the optical rotation and verifies minimal moisture, which matters to pharmaceutical and fine chemical concerns needing reliable enantiospecificity.
(R)-(-)-1-Amino-2-Propanol leaves our reactors as a colorless to pale yellow liquid, frequently delivered as a clear, low-viscosity solution. Purity regularly exceeds 98% by HPLC, with residual solvents and chiral impurities quantified at trace levels. Customers in demanding sectors, including active pharmaceutical ingredient intermediates, value this specificity. We measure water content by Karl Fischer titration, knowing that excess water complicates downstream reactions. Every certificate of analysis tracks lot-to-lot performance metrics—optical rotation, melting point, density, and chemical assay—so that chemists using our product avoid surprises when scaling up.
Decades of industry experience taught us that chirality's impact stretches far beyond theoretical organic chemistry. (R)-(-)-1-Amino-2-Propanol illustrates this point especially well. Many of our clients synthesize β-adrenergic blockers, HIV protease inhibitors, or tailored chiral ligands. Even slight contamination with the S-enantiomer can affect bioactivity or catalyst outcomes, leading to expensive setbacks. Experience proves that generic, racemic amino-2-propanol falls short in these high-stakes cases. By carefully resolving the R-form and confirming identity through polarimetry and chiral chromatography, we provide a material that unlocks desired downstream selectivity. Chemists and process engineers depend on this reliability to hit both regulatory and performance targets.
Over years serving pharmaceutical, agrochemical, and materials scientists, we witnessed a range of applications for (R)-(-)-1-Amino-2-Propanol. In the pharma world, this building block feeds into the synthesis of optically pure β-blockers and malaria drugs. Our technical staff regularly supports R&D teams moving from bench to pilot plant, advising on solvent choices and workup methods to extract maximal value from our product. In crop science, some pesticide manufacturers have adopted custom derivatives, exploiting the asymmetric amino alcohol backbone to tune activity. We understand performance pressure runs high: customers can't afford reactivity drift or costly purification headaches caused by mixed chirality or overlooked trace contaminants. That's why every order draws on years of continuous improvement, not just a basic synthesis routine.
Over time, we've benchmarked (R)-(-)-1-Amino-2-Propanol against both racemic and S-enantiomer alternatives. Generic racemic products, often available at bargain rates, introduce twice the amount of undesired stereochemistry. Many downstream steps then demand resolution or chromatography, ballooning waste and expense. In-house studies comparing enantioselective pharmaceutical syntheses show a two- to threefold increase in yield and enantioselectivity when switching to our single-enantiomer product. Unlike some distributor-sourced materials, every drum or bottle we ship comes from a single continuous production campaign, reducing batch variability and confusion on the production floor.
Every customer wants confidence in what arrives at their loading dock. In sectors regulated by stringent oversight, like pharmaceuticals or specialty polymers, surprises lead to downtime or rejected lots. Our traceability practices weren't just bolted on to please auditors. They grew out of real process troubleshooting—moments when a tiny impurity or drift in optical rotation signaled a need for tighter records. Our team monitors each synthetic step, linking raw material lots to finished shipments through unique batch numbers. We make all relevant data available for audits or regulatory inspections. This open record process helped several clients quickly pinpoint possible sources of analytical shifts, allowing faster corrections without disruption to high-value manufacturing.
Stringent regulations define modern chemical workflows. Agencies in North America, Asia, and the EU all expect full documentation, impurity profiling, and traceability. Our in-house compliance team constantly monitors changing requirements, working closely with synthesis and analytical chemists to stay ahead of the curve. We regularly submit detailed dossiers on purity, residual solvents, and enantiomeric composition as required for Drug Master Files and pre-approval protocols. Instead of treating this as red tape, our staff recognizes the value of getting it right—customers benefit from smooth regulatory reviews and lower risk for every end product. By retaining deep documentation and offering full transparency into our analytical results, we've earned trusted-partner status with both regulatory bodies and longtime clients.
Academic and industrial researchers frequently approach us seeking custom variants of (R)-(-)-1-Amino-2-Propanol. While our standard specification suits most larger-scale needs, our custom synthesis capabilities enable unique chain lengths, salt forms, or isotope-labeled variants. Several research groups pursuing asymmetric catalysis have collaborated with us to tune product parameters for precise mechanistic studies. Our technical support staff, with roots in laboratory-scale development, help researchers determine which form best matches their experiments. This hands-on collaboration sheds light on real-world process constraints, often leading to new production methods or improved crystal handling. Years in the lab taught us that no two projects run the same, and flexibility builds stronger partnerships.
Our production team treats material efficiency and environmental responsibility as core goals. By leaning on enantioselective catalysis and value-maximizing workup procedures, our plant consistently boosts product yield while reducing waste. This isn’t about chasing short-term margins; it came from years of troubleshooting and process optimization. In past campaigns, we tracked raw material usage and waste stream profiles, comparing the impact of old racemization-prone approaches to modern high-selectivity methods. Lower solvent consumption, improved distillation recovery, and fewer chromatography runs all translate to both economic and environmental benefits for our clients.
Reliable (R)-(-)-1-Amino-2-Propanol production never follows a paint-by-numbers script. Achieving high enantiopurity requires constant vigilance: seasonal shifts in raw material quality, subtle temperature changes during crystallization, and minor impurities from upstream syntheses each present unique hurdles. Our process engineers continually refine temperature control, vacuum application, and reagent dosing routines based on accumulated production data. Even one hour of reactor drift can spell trouble for chiral integrity. When problems do arise, our manufacturing and analytical teams work together at the bench—deploying NMR, GC-MS, and polarimetry—to catch off-spec material before it leaves the warehouse.
Hearing from customers post-switch, we see how process reliability pays off beyond technical bullet points. Several partners, after swapping from racemic or non-traceable sources, reported a direct drop in failed synthesis runs and less need for costly reprocessing. One pharmaceutical plant found that consistent lots helped simplify documentation for regulatory audits. When a customer’s purification column clogged after switching from distributor-supplied (R)-(-)-1-Amino-2-Propanol, our technical team stepped in, traced the problem to heat-labile oligomers, and helped find a suitable pre-treatment—leading to an immediate boost in yield and reproducibility.
Throughout years on the production side, clear trends emerge when comparing downstream synthetic performance. Whether in peptide couplings, ligand formation, or API side-chain installation, our batch-tracked product brings tighter reaction times, better isolated yields, and fewer troubleshooting cycles. Many users tried generic or commodity-grade material hoping for a short-term saving, but reported mixed batches, variable melting points, or inconsistent impurity profiles causing process delays. Others opted for pre-processed, resin-bound forms, only to run into compatibility headaches with desired reaction pathways. In contrast, our (R)-(-)-1-Amino-2-Propanol stands out for its straight-through performance under actual industrial conditions, not just under idealized lab scenarios.
Real-world schedules wait for no one: delayed or failed deliveries can grind multi-million-dollar facilities to a halt, especially when manufacturing stops at a single chiral step. We invested in redundant production lines and secure supply chains after past bottlenecks strained delivery commitments to critical partners. Years ago, a region-wide precursor shortage forced many in our sector to halt shipments for months—but our in-house reserves let us keep supplies flowing. Experienced buyers understand that secure, timely sourcing sometimes outweighs bargain pricing or the promise of a generic substitute.
A close partnership with end users matters when working with such a specialized intermediate. We gather feedback not just through customer surveys but through regular technical check-ins and support sessions. Our team provides guidance on storing, handling, and combining (R)-(-)-1-Amino-2-Propanol to protect product performance, whether in pilot labs or commercial scale facilities. Routine conversations often highlight practical tips—like strictly controlling humidity in buffer rooms, or adjusting solvent swelling protocols—that surface only through hands-on production. Building trust in these ways ensures that issues are caught early, and recipes can be fine-tuned for best results.
In today’s landscape, new suppliers frequently frame (R)-(-)-1-Amino-2-Propanol as a price-first commodity. Decades in the business—especially when responsible for both the chemistry and the reputation at stake—instill a more grounded view. For projects where enantioselectivity, batch documentation, and impurity control drive project value, a generic or third-party sourced material rarely meets the mark. By maintaining continuous process improvement, investing in staff development, and offering responsive support, we help other innovators push boundaries while eliminating bottlenecks or guesswork. This commitment, born from our own production floors, benefits not only high-throughput plants but also academic research groups seeking excellence in basic science.
Outsourcing niche or challenging synthesis steps presents benefits and risks for many organizations. As the actual manufacturer, we've worked side by side with customers to transfer lab-developed routes to scalable, environmentally responsible production. Sometimes the hurdle is achieving consistent optical rotation, or adapting to new environmental rules on solvent use. Our experience handling unforeseen plant incidents—such as temporary power interruptions or raw material requalification—fuels a readiness for surprises. We keep open lines of communication and welcome joint troubleshooting, making sure custom runs of (R)-(-)-1-Amino-2-Propanol reach the right standards, on the promised schedule, for every campaign.
Quality doesn’t end at checkout. Many chemical products feel the effects of transit and storage, especially those sensitive to light, moisture, or temperature. (R)-(-)-1-Amino-2-Propanol requires stable, low-humidity conditions to prevent hydrolysis and maintain enantiomeric purity. Our warehouse crew learned the value of dedicated, climate-controlled spaces after early lessons in off-site storage inconsistencies. Every shipment—whether high-volume drums or custom-packed aliquots—travels in sealed, light-blocking containers, with clear labeling for downstream tracking. We frequently share guidance on re-packing, long-term storage, and handling, based on what we’ve seen work best at customer sites.
(R)-(-)-1-Amino-2-Propanol regularly finds a home in process development labs exploring new reaction mechanisms or alternative synthesis routes. Process chemists on our team keep a close eye on published data and patent filings, staying current with evolving market needs. In recent years, greater emphasis on sustainable and lower-waste syntheses has driven joint efforts to adjust production campaigns—meeting both regulatory goals and customer demands. Our open-door policy to process improvement means we frequently test alternative routes, green solvents, and energy-saving purification steps, feeding progress back to R&D and scaling successful changes plant-wide.
Years of direct, hands-on manufacturing have taught us there’s no substitute for granular process control and open customer communication in the world of chiral chemicals. Our (R)-(-)-1-Amino-2-Propanol—crafted, tested, and documented by the team that knows each production challenge first-hand—serves not only as a building block for complex molecules, but as a signal of reliability to partners worldwide. Clients in pharmaceuticals, agrochemicals, polymers, and beyond come to us not just for a commodity, but for the confidence that every liter or kilogram performs precisely as promised. We welcome questions and collaboration, and we treat every new project as a chance to further refine both the chemistry and the partnership at its core.