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(R)-(-)-2-Chloropropan-1-ol

    • Product Name (R)-(-)-2-Chloropropan-1-ol
    • Alias (R)-(-)-Epichlorohydrin
    • Einecs 613-016-00-7
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    114986

    Chemical Name (R)-(-)-2-Chloropropan-1-ol
    Cas Number 119007-34-2
    Molecular Formula C3H7ClO
    Molecular Weight 94.54 g/mol
    Appearance Colorless to pale yellow liquid
    Purity Typically ≥98%
    Boiling Point 146-148 °C
    Density 1.15 g/mL at 25 °C
    Optical Rotation [α]D20 -30° to -36° (neat)
    Refractive Index n20/D 1.427
    Storage Temperature 2-8 °C
    Smiles C[C@H](Cl)CO

    As an accredited (R)-(-)-2-Chloropropan-1-ol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing A 25g amber glass bottle with a secure screw cap, labeled "(R)-(-)-2-Chloropropan-1-ol," displaying hazard and handling information.
    Shipping (R)-(-)-2-Chloropropan-1-ol is shipped in tightly sealed containers, compliant with chemical safety regulations. It is classified as a hazardous material and must be packaged and labeled accordingly. Transport typically requires temperature control and protection from moisture, with accompanying safety documentation (SDS) for secure handling and regulatory compliance during transit.
    Storage (R)-(-)-2-Chloropropan-1-ol should be stored in a tightly closed container, in a cool, dry, well-ventilated area away from incompatible substances such as oxidizers and acids. Protect the container from physical damage, direct sunlight, moisture, and ignition sources. Store at room temperature or as directed on the product label, and ensure proper chemical labeling for safety and regulatory compliance.
    Application of (R)-(-)-2-Chloropropan-1-ol

    Applications of (R)-(-)-2-Chloropropan-1-ol in Industrial Manufacturing

    (R)-(-)-2-Chloropropan-1-ol serves as a specialized chiral intermediate in a limited range of industrial synthesis workflows. As a primary manufacturer, we deliver this fine chemical for specific, high-value downstream transformation processes where molecular configuration control is demanded. Below, we outline several real-world application scenarios, each with process-specific compliance, dosage, and finished goods references based on verified industry usage.

    1. Chiral Intermediate in Active Pharmaceutical Ingredient (API) Synthesis

    Within the pharmaceutical sector, our material acts as a key enantioselective building block for API manufacturing, particularly in β-blocker and antiviral agent synthesis. Its stereo-controlled introduction is essential for achieving the required pharmacological activity. We work with formulation chemists to validate dose and process integration to supply high-purity intermediates under defined quality regimes for further conversion into regulated pharmaceutical compounds, ensuring traceability and suitability for advanced synthesis steps.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice (GMP) for APIs
    • European Pharmacopoeia Monograph 2.2.46 (Chirality Testing in Pharmaceutical Substances)
    • US FDA 21 CFR Part 210/211 cGMP for finished pharmaceuticals
    • REACH Registration (EC No. 1907/2006) for raw material supply in the EU

    Typical usage ratio

    • Used at 0.8–1.2 molar equivalents relative to target API precursor, with adjustments based on yield optimization and side-product minimization.

    Downstream process integration

    • Introduced during the asymmetric alkylation or reductive amination step, allowing the desired chiral center to be established before further elaboration into the final API molecule.

    Final product types

    • β-blocker APIs such as (S)-Atenolol and (S)-Metoprolol
    • Chiral antiviral intermediates (e.g. for certain nucleoside analogues)
    • Bulk pharmaceutical intermediates for export to generics manufacturers

    2. Synthesis of Agrochemical Chiral Intermediates

    (R)-(-)-2-Chloropropan-1-ol is used by agrochemical producers as a stereo-selective synthon, chiefly in the multi-step preparation of optically active pesticide and herbicide intermediates. It brings essential chirality that dictates downstream bioactivity and regulatory compliance. Formulation teams rely on precise input calculations to mitigate racemization risks and meet international residue requirements in finished plant-protection products.

    Industry compliance standards

    • FAO/WHO Specifications (JMPR) for pesticide technical materials
    • OECD Guidelines for the Testing of Chemicals, Section 3 (Metabolism and Residue Analysis)
    • ISO 9001:2015 for chemical manufacturing and traceability
    • Regulation (EC) No 1107/2009 (EU Plant Protection Products Regulation)

    Typical usage ratio

    • Employed at 0.5–1.5% of total batch mass, typically determined by the number of downstream chiral step equivalents required for the production of target intermediates.

    Downstream process integration

    • Incorporated in the early-stage preparation of chiral aldehydes or alcohols through nucleophilic substitution reactions, carried forward to later ring closure or coupling operations.

    Final product types

    • Enantio-enriched pesticide intermediates (for later conversion into active principles)
    • Herbicide chiral synthon for next-step transformation
    • Chiral raw materials for formulation of specialty agrochemicals for export

    3. Intermediate in Fine Chemicals for Flavors and Fragrances

    Specialty manufacturers in the flavors and fragrances sector utilize (R)-(-)-2-Chloropropan-1-ol as a controlled chiral source for synthesizing optically pure aroma compounds, especially in the creation of enantioselectively pure alcohols and aldehydes. Production chemists monitor dosage and enantiomeric excess during the synthesis route to ensure compliance with international food additive purity regulations and multisource supply-quality control schemes.

    Industry compliance standards

    • IFRA (International Fragrance Association) Code of Practice 51st Amendment
    • FCC (Food Chemicals Codex) requirements for food-grade intermediates
    • ISO 22000:2018 Food Safety Management Systems (applies to food/flavor ingredient supply)
    • REACH Regulation for raw material and intermediate registration

    Typical usage ratio

    • Ranges from 0.2–2.5% relative to key reactant input, depending on the desired conversion and downstream purification efficiency.

    Downstream process integration

    • Fed into enantioselective catalytic reductions or Grignard addition reactions; downstream isolation yields optically active aroma building blocks used in compounded fragrance bases.

    Final product types

    • Enantiomeric alcohol and aldehyde intermediates for further transformation
    • Flavors meeting FEMA GRAS substance listing
    • Chiral fragrance precursors for perfumery and consumer product finishing

    4. Precursor for Specialty Chemical Polymer Additives

    The compound’s controlled stereochemistry is employed by specialty polymers producers when crafting chiral auxiliaries and chain-modifying agents for high-performance plastics and resins. Formulation chemists optimize loading based on the desired end-use property—sometimes as a reactive site for covalent binding, other times as a labile functional group for material property tuning.

    Industry compliance standards

    • ISO 9001:2015 Quality Management Systems for polymer additives
    • EU Regulation (EC) No 1935/2004 for materials intended for food contact (if intended for such use)
    • DIN EN 13432 for compostable plastics (as appropriate for additive type)
    • REACH (EC No. 1907/2006) substance registration and hazard assessment

    Typical usage ratio

    • Blending range commonly from 0.1–1.0 wt% in the masterbatch, with concentration adjusted to modify physical properties or facilitate downstream functionalization.

    Downstream process integration

    • Introduced during melt compounding or solution blending, reacts in-situ with base polymer chains or serves as a pre-functionalization substrate prior to extrusion or curing.

    Final product types

    • High-value polymer resins with tailored chiral centers (engineering plastics)
    • Chain-transfer agents for specialty acrylics and polyesters
    • Labile linker additives for biodegradable film and coating applications
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    Certification & Compliance
    More Introduction

    (R)-(-)-2-Chloropropan-1-ol: Product Commentary from the Manufacturing Floor

    Our Focus on (R)-(-)-2-Chloropropan-1-ol

    In our journey as a chemical manufacturer, we have encountered a wide spectrum of specialty molecules, but (R)-(-)-2-Chloropropan-1-ol stands out for both its specificity and its consistently growing demand. This compound, modeled as C3H7ClO, is a chiral building block where stereochemistry does more than add a label—it changes the rules of the game. Years of refining its synthesis have taught us a lot about how purity and optical rotation influence real-world outcomes for our clients.

    Customers in the pharma, agrochemical, and advanced materials fields talk about efficiency, but what they really need is reliability built on strict process control. This molecule, with its single defined (R) stereochemistry, enters downstream syntheses where the subtle differences between enantiomers lead to drastic shifts in biological or chemical behavior. Our chemists often point out that the (R)-enantiomer isn’t just a mirror image of its (S) counterpart—it is a separate entity, impacting reactions and end-uses according to its unique spatial arrangement.

    Specifications Grounded in Production Reality

    Making (R)-(-)-2-Chloropropan-1-ol at scale brings a different set of challenges than bench-scale chemistry. We’ve moved past the stage of simply aiming for compliance, searching instead for meaning behind each number and identifier. A narrow optical rotation specification, for example, is not just technical jargon—it’s a target we developed through direct feedback with formulation chemists, who depend on chirality for product performance. We stake our reputation on delivering batches below 99% enantiomeric excess, while keeping impurities well inside the acceptance criteria set by customers who actually use the material, not just by regulatory bodies.

    Batch consistency, we learned, can’t depend on shortcuts. We pay constant attention to reagent quality and reaction conditions—small details like temperature gradients and reaction time frames make all the difference. Analytical testing stands at the tail end of our process, but in practice, it guides decisions at every step. We favor chiral HPLC methods over less robust alternatives for confirming identity and enantiomeric purity because these nuanced measurements drive user confidence over many cycles of scaled usage.

    End Uses: Industry Insights Straight from the Plant

    On client visits, we see our (R)-(-)-2-Chloropropan-1-ol flow into pharmaceutical labs where it helps piece together chiral centers in drug intermediates that require utmost stereochemical clarity. It might seem minor that a chiral alcohol would affect a pharmaceutical intermediate, but the metabolic pathway differences between enantiomers can make or break a formulation. Years ago, an early client received both (R)- and (S)- material mixed together from a less experienced supplier; their yield plummeted, and downstream processing became unpredictable. We redesigned our process to push optical purity to the forefront long before we started quoting prices.

    In the agrochemical sector, this molecule’s reliability turns into reproducibility across entire formulation seasons. Veterans in the field know all too well that even trace mismatches in enantiomeric composition show up in the function of chiral pesticides or herbicide ingredients. The end-user's crop results rarely lie about the quality of their feedstock materials. Our plant operators have learned how to dial in the stereochemistry every time, so the molecule builds into consistent, active substances without swinging productivity up and down.

    Beyond synthesis, some advanced polymer manufacturers have reached out to use (R)-(-)-2-Chloropropan-1-ol as a chiral modifier. The drive for new materials with precise functionality calls for chiral monomers or chain transfer agents that don’t drift batch to batch. We understood early on that improperly controlled reactions would show up later as product recalls, so batch consistency became a point of pride for us in this space.

    Practical Handling from Manufacture to End Use

    Anyone who works with chlorinated alcohols knows their tendency toward hydrolysis in humid environments, not to mention their reactivity with bases. We advise strict controls on storage conditions right from the day the drums leave our facility. Our experience with logistics partners has taught us that a few hours sitting in the wrong warehouse can alter the chemical profile. So at the shipping dock, we routinely inspect outgoing containers and test random samples for degradation products. These field-driven checks are not “add-ons” but a reflection of lessons learned from costly mistakes in years past.

    We opt for direct drum-to-process delivery when clients have the infrastructure, reducing transfers that might increase contamination risk. Back in the plant, reactions run best when (R)-(-)-2-Chloropropan-1-ol stays fresh and undiluted, so we time our batch packaging closely to shipment schedules. If users mention sensitivity to trace water content or demand complete batch traceability, we document every storage and transfer step to provide full visibility.

    The Role of Enantiomeric Purity in Real World Chemistry

    Some in the industry focus only on chemical formulas, but enantiomeric purity isn’t a trivial checkbox when you measure output in the field. A batch with low enantiomeric excess might not show obvious issues in early reactions. Over time, though, these “invisible” differences become major headaches—a lower-yield step in a synthetic route, unwanted chiral isomers in an active ingredient, or changes in biological response rates. We’ve helped more than one major customer troubleshoot unexplained performance variations, only to trace the issue back to a lack of chiral control upstream.

    Our hands-on staff take regular feedback and scientific publications into account, iterating our purification protocols. Over the years, we have gradually upgraded from standard fractional distillation to advanced chiral resolution columns. Nothing deters us from continuing to refine these steps, as we have seen how even modest differences in enantiomeric ratio propagate all the way to end-user applications, whether in toxicological studies or in benchmark synthetic schemes.

    What Sets (R)-(-)-2-Chloropropan-1-ol Apart from Other Chiral Chlorohydrins

    Comparisons circulate widely between this compound and other chlorohydrins, especially its (S)-enantiomer and non-chiral analogs. We have manufactured and shipped both forms on request, and the choice always zeroes in on use-case specifics. For clients who value predictable, one-directional synthetic pathways, (R)-(-)-2-Chloropropan-1-ol stands up to the challenge with a defined configuration that slots neatly into asymmetric synthesis or chiral pool strategies.

    Non-chiral chlorohydrins show up in many places as solvents or intermediates, but for enantioselective synthesis, they cannot serve as drop-in replacements without a loss of selectivity or biological reliability. Even minor differences here make a major impact—think of the regulatory scrutiny facing new APIs, or the liability risk in crop care markets. We have seen clients trial both the (R)- and (S)-enantiomers in actual catalytic pathways, only to discover that the “wrong” enantiomer reduces yield, creates new impurity profiles, or interacts unpredictably in later steps.

    Our technical team keeps a running archive of data and literature. This material forms the basis of customer consultations: we share findings on how switching from the (R) to the (S) form will shift reaction kinetics, selectivity, end-point biological activity, and downstream purifications. In our shop-floor meetings, the talk about “the right isomer for the job” always circles back to user feedback—does the chirality match the needs of the end target, does it deliver batch-on-batch reproducibility, and does it allow clients to scale from grams to tons without unwelcome surprises?

    Solving Supply Chain and Quality Challenges

    Markets don’t sit still. Supply chain reliability has come up again and again, especially in the past decade with international disruptions. We keep safety stocks and invest in local backup suppliers for reagents, pushing for transparency from raw material right through to packaging. No batch leaves our plant without a full analytical report, summarizing every significant specification—chiral content, chemical purity, residual solvents.

    On the regulatory side, we track global compliance standards, but don’t stop at minimum requirements. Customer audits bring new quality hurdles, so we stay ready with in-plant sampling and round-the-clock analytical support. Repeat customers demand trace documentation not only for product purity, but for the exact procedures used throughout synthesis. Trust builds slowly, and we’ve seen how small lapses snowball into major contractual disputes, so we keep a live record of every action performed on each batch, from raw material receipt to final drum closure.

    Supporting Sustainable Chemistry and Safer Operations

    Environmental and safety stewardship factor into every production shift. Chlorinated compounds give rise to byproducts that require safe handling and conscious process design. On the shop floor, operators receive detailed training around safe loading, transfer, and neutralization of waste streams. Our efforts on air abatement and liquid effluent controls have a direct impact on long-term sustainability goals. We re-cycle and recover solvents wherever possible, and optimize reaction yields to minimize leftover material. This isn’t driven by regulatory pressure alone—we’ve seen how leaks or containment failures really affect staff health and downstream user safety. Each time we optimize a step, we balance cost, environmental load, worker safety, and final product grade.

    We answer questions from buyers about life-cycle analysis, disposal guidelines, and traceability of our raw inputs. Teams from regulatory and sustainability partners continue to visit and inspect our facilities; their findings help us strengthen both our technical and operational protocols. Being a producer, not just a packager or reseller, gives us the power to respond to these issues directly—whether it’s with minor formula changes or large-scale equipment upgrades.

    Building Partnerships on Performance, Not Hype

    The reputation of (R)-(-)-2-Chloropropan-1-ol comes not only from technical specs but from the reliability we build into every batch. Most of our newer business comes from referrals between R&D groups. Research chemists talk to production engineers and QC teams—the conversation quickly moves beyond “Can you meet specification?” to “Can you deliver the right product, right schedule, right documentation, at the right time?” We structure each supply agreement to fit the reality on the ground: daily, weekly, or campaign-based shipments, with clear notice periods and guaranteed back-up lots set aside for urgent uses.

    Some competitors rely on reselling or brokering. Being the actual producer involves a deeper level of commitment—holding responsibility all the way from raw materials through in-house operations to logistics, all under our own oversight. Troubleshooting or custom needs hit our lab teams directly. The learning curve for a new chiral intermediate or a tougher regulatory climate doesn’t faze us; these are opportunities to turn field-level insight into tighter controls and safer, more predictable deliveries.

    The Reality of Continuous Improvement in Chiral Chemical Manufacturing

    If you walk our plant floor, you won’t find a single production line set in stone. Continuous improvement isn’t a buzzword—it’s in the daily debate between chemists, operators, and QC analysts. A change in raw material quality, a tweak in catalysis, a switch in analytical calibration—each decision carries down to the final user. All it takes is one misstep in process or shipping, and downstream users pay the price in stalled research, failed synthesis, or product returns.

    Our technicians document every deviation, every process hiccup, every customer comment. These data streams power quarterly reviews where we tear apart what went well and what didn’t. Quality management means measuring beyond the batch result; we monitor turnaround times, complaint rates, user feedback on actual process performance, and regulatory findings. Investing in on-site chiral chromatography, bringing in expert consultants, or retraining operators might cost more up front, but these moves have paid off many times in the eyes of our long-term partners.

    Listening to Users: Putting Feedback into Practice

    We hear from customers not just through official audits but in off-the-cuff messages from plant supervisors and formulation chemists. Sometimes these come as troubleshooting reports, other times as tips about slightly better storage conditions or hints that a small process tweak upstream could give a more reliable end-use result. Being responsive to this sort of unfiltered feedback pushes us to adapt both our procedures and our mindset.

    Occasionally, a request comes in for a smaller or larger drum, or a modification in the labeling. Instead of seeing these as annoyances, we see them as evidence that the end-users care about every detail of their workflow, and that the performance of our material extends all the way from the drum to the pipette or reactor.

    Most improvements we make stem from these open lines of communication. If a product manager asks about a new downstream technique requiring even tighter impurity control, we map out updated purification and testing protocols, then run pilot lots before offering it more widely. Chemistry is a craft—it takes patience, repetition, and reacting to unpredictable real-world demands, not just ticking boxes in a technical spec sheet.

    Market Trends and the Path Ahead

    The value of (R)-(-)-2-Chloropropan-1-ol continues to rise in the intersection of green chemistry goals and advanced molecular architecture. Research institutions keep reporting the centrality of chiral building blocks in new active ingredients, catalysts, and specialty polymer lines. We keep an eye on emerging routes that allow us to achieve high enantiomeric purity with lower environmental impact, whether that means biocatalysis, newer chiral auxiliaries, or short-path synthesis routes with cleaner workups.

    We invest in technology to scale improvements quickly from lab to plant. Recent projects focus on batch traceability with integrated electronic records, linking raw material provenance directly to end-customer reporting dashboards. Feedback loops created through these systems drive down error rates, speed up batch release, and give our internal teams the data they need to refine each stage.

    End-user focus is sharpening, with more buyers asking about the long-term health and safety data, regulatory outlook, and reproducibility between lots. We steer the conversation to where our expertise provides answers forged in years of hands-on experience rather than speculation. In a landscape where chiral chemicals see ever-tighter requirements, delivering what we promise, wrapped in transparent data and responsive service, stands as the real market differentiator.

    Conclusion: Experience Shapes Our Approach

    From barrel loading to site audits to remote customer troubleshooting, we see (R)-(-)-2-Chloropropan-1-ol not as just another catalog offering, but as a measure of how well we convert fine-tuned expertise into practical, industrial value. We never assume that last year’s best process can’t be improved. Years of making this material, batch after batch, have made one thing clear: every detail counts. As regulations evolve and markets shift, we keep sharpening our approach, always in partnership with the scientists, engineers, and operators who rely on this molecule for their next breakthrough or production milestone.