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2-Propyn-1-Ol

    • Product Name 2-Propyn-1-Ol
    • Alias Propargyl alcohol
    • Einecs 203-471-2
    • 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

    646452

    CAS Number 107-19-7
    IUPAC Name Prop-2-yn-1-ol
    Molecular Formula C3H4O
    Molar Mass 56.06 g/mol
    Appearance Colorless liquid
    Boiling Point 120 °C
    Melting Point -58 °C
    Density 0.972 g/cm³
    Solubility in Water Miscible
    Flash Point 38 °C
    Vapor Pressure 4.2 mmHg (20 °C)
    Odor Mild, sweet

    As an accredited 2-Propyn-1-Ol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Amber glass bottle, 500 mL, with a secure screw cap and hazard labels indicating flammability and toxicity; manufacturer's branding visible.
    Shipping 2-Propyn-1-ol is shipped as a hazardous chemical and must be securely packed in appropriate, leak-proof containers. It requires clear labeling as flammable and toxic, and should be transported according to local and international regulations, such as ADR, IATA, and IMDG codes. Proper documentation and material safety data sheets (MSDS) must accompany the shipment.
    Storage 2-Propyn-1-ol should be stored in a cool, dry, and well-ventilated area away from heat, sparks, and open flames. It must be kept in tightly sealed containers, protected from light and incompatible substances such as oxidizers or acids. Use corrosion-resistant storage materials and clearly label the container. Always follow appropriate chemical safety protocols while handling and storing.
    Application of 2-Propyn-1-Ol

    Applications of 2-Propyn-1-Ol in Industrial Manufacturing

    2-Propyn-1-ol serves as a high-purity specialty intermediate in various industrial manufacturing sectors. Its unique reactivity and triple-bond structure support critical downstream processes in several niche chemical production chains. Each application below details established industrial use scenarios, with a focus on compliance parameters, precise use levels, and integration points within customer workflows.

    1. Corrosion Inhibitors for Water Treatment Chemicals

    Industrial cooling systems and oilfield water injection frequently rely on specialized corrosion inhibitors, for which 2-Propyn-1-ol acts as a primary active component. It reacts with metal surfaces to form a protective film, slowing oxidation and pitting. Commercial water treatment plants dose it precisely to balance efficacy with safe discharge requirements, following real-time water quality monitoring. Proper dilution and inline injection ensure stability throughout the circulation cycle, with dosage optimized for scaling conditions, water chemistry, and system metallurgy.

    Industry compliance standards

    • ASTM D1384: Standard Test Method for Corrosion Test for Engine Coolants
    • API RP 1110: Water Quality Monitoring for Offshore Facilities
    • ISO 5667-3: Water Quality—Sampling—Part 3: Preservation and Handling
    • EU Biocidal Products Regulation (BPR) for permissible water additives

    Typical usage ratio

    • 15–80 ppm active ingredient in circulating water, adjusted for total cycle load and temperature
    • Higher ranges necessary for aggressive brines or during passivation start-up

    Downstream process integration

    • Continuous low-pressure injection at system feed lines
    • Real-time dose control responding to corrosion coupon feedback and water analysis
    • Blending into multi-component inhibitor packages by chemical formulators
    • Final solution clarification and filtration prior to plant delivery

    Final product types

    • Multi-metal corrosion inhibitor concentrates for coastal power plant cooling towers
    • Oilfield injection water treatment packages for drilling and production wells
    • Commercial boiler and heat exchange system chemicals
    • Closed-loop recirculating water inhibitors for industrial facilities

    2. Synthesis of Pharmaceutical Intermediates

    In pharmaceutical active ingredient synthesis, 2-Propyn-1-ol provides a reactive C3 building block, entering key propargylation and functionalization stages. Leading process chemists specify it for drug intermediate manufacturing, especially for molecules featuring propargyl moieties. Quality control protocols demand strict trace impurity monitoring and batch documentation, supporting GMP compliance. Kilo-scale reactions require careful exotherm management, precise molar ratios, and validated clean transfer to minimize contamination risks.

    Industry compliance standards

    • ICH Q7A: Good Manufacturing Practice Guide for Active Pharmaceutical Ingredients
    • US FDA 21 CFR Part 211: Current Good Manufacturing Practice for Finished Pharmaceuticals
    • China GMP for Pharmaceutical Production
    • EP (European Pharmacopoeia) guidelines for starting materials

    Typical usage ratio

    • Stoichiometric levels: 1.0–1.2 molar equivalents relative to substrate, excess may be used for driving complete reaction
    • Purity ≥99.0%; especially critical for injectable drug intermediates

    Downstream process integration

    • Introduced in early or mid-stage alkylation or cyclization reactions
    • Batch dissolution into alcohols for homogeneous reaction media
    • In-line FTIR or HPLC monitoring for conversion and side product profiling
    • Isolated under nitrogen to protect sensitive functional groups

    Final product types

    • API intermediates for antifungal and anticancer compounds
    • Propargyl-containing specialty drug precursors
    • Building blocks for central nervous system agent synthesis
    • Alkyne-terminated intermediates for click chemistry in pharmaceutics

    3. Synthesis of Agrochemical Active Ingredients

    Producers of advanced crop protection agents use 2-Propyn-1-ol as a key intermediate during the preparation of specific herbicides and insecticides. Its alkyne group participates in condensation and coupling steps that yield high-active, field-stable molecules. Plant operators must account for local regulatory requirements on trace residue and eco-toxicity, tailoring usage to downstream reaction stoichiometry for maximum conversion efficiency. Manufacturing environments often deploy closed-reactor systems and vapor containment for operator safety.

    Industry compliance standards

    • FAO and WHO Guidelines on Pesticide Specifications
    • US EPA Registration for pesticide intermediates
    • REACH Regulation (EU) for chemical intermediates
    • ISO 9001 Quality Management System for agrochemical synthesis

    Typical usage ratio

    • 0.9–1.5 molar equivalents, adjusted by reaction completeness and downstream isolation yield
    • Formulation grades require impurity content ≤0.2%

    Downstream process integration

    • Charged into main reactors during alkyne condensation steps
    • Solved in co-solvents for homogeneous bulk reaction processes
    • Temperature-controlled addition to minimize side reactions
    • Effluent captured and treated per local environmental regulation

    Final product types

    • Propargyl-derived herbicide technical concentrates
    • Alkyne-functionalized insecticide actives
    • Growth regulator actives with triple-bond scaffolds
    • Intermediates for custom synthesis contracts in crop science

    4. Epoxy Resin Modification for Coatings and Adhesives

    2-Propyn-1-ol modifies epoxy resin formulations to enhance crosslinking density, impact resistance, and surface reactivity. Specialty resin manufacturers incorporate it at controlled levels to achieve unique physical characteristics required for industrial flooring, marine coatings, or heavy-duty adhesives. Strict QC ensures that addition rates align with targeted elastomeric and chemical-resistance parameters, evaluated by final application testing. Process engineers add the compound prior to main cure initiation for uniform network formation.

    Industry compliance standards

    • ISO 9001-certified quality systems for resin blending
    • ASTM D1763: Epoxy Resins for Industrial Product Applications
    • RoHS Directive (EU) for volatile organic compound limits where applicable
    • ISO 14001: Environmental Management for chemical processes

    Typical usage ratio

    • 0.2–1.5% by weight of total resin composition, depending on final film properties targeted
    • Lab screening adjusts for desired reactivity and compatibility with other modifiers

    Downstream process integration

    • Metered addition during prepolymer mixing at controlled temperatures
    • Homogenization using forced stirring or inline blenders
    • Upstream from pigment or filler addition to prevent premature reaction
    • Quality sampling for confirmatory GC or titration testing

    Final product types

    • Solvent-based and waterborne epoxy floor coatings
    • High-strength industrial adhesive resin blends
    • Anti-corrosive marine and offshore protective coatings
    • Composite construction adhesives for automotive and aerospace sectors
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    Competitive 2-Propyn-1-Ol prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    2-Propyn-1-Ol: Experience and Craft in Chemical Manufacturing

    Inside Our Production of 2-Propyn-1-Ol

    There’s a difference between making specialty chemicals and simply providing them. In our facility, chemistry doesn’t just happen in glass reactors. Our team stands right beside the process, not just on screen or paper but in the noise and scent of the plant. We’ve spent years making 2-Propyn-1-ol right from raw materials instead of packaging barrels from elsewhere. The 2-Propyn-1-ol we manufacture shows this attention in every specification—not hiding behind ambiguous certificates, but managed through hands-on process control and solid training.

    The physical feel of this product tells part of its story. As a transparent, colorless, sharp-smelling liquid, each batch offers the same consistency and purity profile because we’ve refined the way we run catalysts and feed ratios during each reaction cycle. Typical purity stays above 98%, a direct result of careful distillation and continuous monitoring, rather than once-a-cycle lab checks. Moisture control and inhibitor levels are set with our end-uses in mind, and every lot is logged not just for regulations but so we can trace performance claims right back to plant data.

    Why 2-Propyn-1-Ol Matters in Real Work

    Every chemical has its market reputation. We’ve learned from our clients that 2-Propyn-1-ol represents more than a CAS number—its real value surfaces in applications that don’t have room for second-best results. Take water treatment, for instance. 2-Propyn-1-ol’s triple bond offers reactive sites that outperform many saturated alcohols. This allows it to serve as a stabilizer and corrosion inhibitor, responding to aggressive ions that others fail to manage. The product’s ability to anchor in copolymerization helps formulators get cleaner dispersions and longer-term stability.

    Paints and coatings present a different challenge. Low residue and minimal byproducts keep unwanted reactions out of sensitive formulations. Our process minimizes contaminant carryover, a big deal for customers making high-end, UV-cured or specialty-resin coatings. When I walk the plant floors and see how we load and seal final product into drums, I know what matters downstream: no moisture, zero trace metals, predictable reactivity. This enables our buyers to eliminate troubleshooting that wastes precious production hours.

    From Bulk to Custom: Flexibility in Application

    Scale isn’t just a matter of output, but of understanding the variety of uses that bring customers our way. Our reaction trains allow for adjustment in batch sizes, so whether a customer needs a single reactor tote or several ISO tanks monthly, we can match that demand. Customers working on research projects or low-volume niche runs won’t face delays because they fall outside an ideal order size. Our operators are used to these requests. They expect short-notice samples or custom inhibitor blends for customers looking to tweak shelf life or compatibility.

    In agriculture, customers want a chemical that fits their formulation goals and withstands variable storage conditions. Our 2-Propyn-1-ol shows solid shelf-life stability, confirmed by real-time aging studies that we run alongside accelerated ones in climate chambers. This means farmers and crop scientists don’t find unexpected degradation, and their mixtures perform the same on day sixty as on day two. This predictability lets them adjust concentrations and adjuvants with confidence.

    Safety: Lessons Learned on the Front Line

    Working day-to-day with volatile products shapes how you think about risk management. 2-Propyn-1-ol demands direct respect for its flammability and toxicity profile. Plant crews and customers both gain from thorough training built on results, not only theory. Our procedures grew from real plant incidents and near-misses—ventilation systems, protective gear, and alarm protocols that match the realities people face off the shelf. Over time, we’ve built our reputation not just on the paperwork but on never cutting corners.

    Shipping and storage also gain from this focus. Every drum sent from our site uses vented closures, groundable packaging, and tamper evidence—not because regulations list them, but because we’ve witnessed what happens when packaging falls short on safety. This isn’t simply a line-item cost or a mark-up opportunity. Each safety measure grew from resolving a specific scenario that could hurt a plant worker or disrupt our customer’s production line.

    Technical Features: The Details that Matter

    Reactors don’t run themselves, and every new lot of raw acetylene or catalyst brings minor differences. Our technicians set up runs by confirming purity and pressure, keeping the reaction balanced to get optimal conversion rates while avoiding unwanted side products like allene or acetone. Whenever the analytics team catches a drift from our quality target, we act immediately rather than batching for later review. This attitude drives our consistent GC-FID and NMR profiles.

    The density, boiling point, and refractive index may seem like routine specs. In practice, slight deviations can affect pumping rates, valve seals, final resin clarity, or process heat-up times. Line operators draw on their experience, adjusting flows manually if sensors signal unexpected readings. These adjustments show up in the reliability our partners see on their side of the business, especially when every hour of downtime can translate to thousands in lost output.

    Stability over time also shapes handling and use. We never rely solely on standard shelf-life testing. Instead, we collect data from customers who store material outdoors or in warm climates, refining our inhibitor blends based on those results. Last year, this led to a tweak that cut down peroxide formation, extending storage below 25°C without extra additive packages. We see this as a sign of progress—in the field, it means customers stop worrying about off-smelling or discolored product halfway through a drum.

    Comparisons: What Sets Us Apart

    Other materials compete with 2-Propyn-1-ol in niche applications, but field experience and data make the difference. For example, some users try propargyl ethers or secondary alcohols when they face cost or supply problems. Our customers report that substitutions often misfire in high-spec water-treatment blends or specialty resins. Hydrogen bonding, volatility, and reactivity profiles change just enough to cause instability, slow cure rates, or unwanted byproducts.

    Competitors’ grades can also fall short once the product hits actual production. Certain imports land at lower price points but bring variable color, inconsistent water content, or vague purity profiles. This introduces risk right at the end-user’s plant, where impurity spikes can lead to batch rejects or costly rework. Our clients frequently tell us that our quality management and traceability give them the confidence to commit to new runs without late-stage reformulation.

    In testing, our 2-Propyn-1-ol often achieves higher retention of clarity and shelf stability versus regional variants. This outcome ties back to hands-on management and continuous investment in tools. Automated GC analysis and FTIR verification at our plant give us confidence, but periodic customer audits help us target new areas to fine-tune. Our record shows stronger batch-to-batch reproducibility, making it possible for downstream processes to standardize more aggressively.

    User Experience: Collaborating for Better Solutions

    The most valuable insights never come from a spec sheet. We visit customer facilities and bring their feedback inside our daily meetings. Paint and ink companies, for instance, may fight foaming, yellowing, or even poor adhesion if raw materials slip out of control. Through deeper partnerships, we modify inhibitor content or storage protocols to match their process, not just our shipping convenience. Open communication on both sides moves real product performance improvements ahead of industry trends.

    These learnings set new directions for our R&D. Earlier this year, after running joint trials with a polymer customer, we adjusted our purification method to reduce an upstream aldehyde impurity. This single change eliminated a recurrent haze defect in their final resin, boosting their product’s sales and reputation. These situations define how we operate—a constant cycle of improvement, not isolated fixes.

    Some customers ask about green chemistry, looking to cut environmental impact without losing performance. Our answer grows from real improvements. We’re working on process optimization to reduce vent emissions and cut water consumption at the plant, aiming for lower carbon and waste footprints. This transparent approach means customers can support their own sustainability goals, showing their markets measurable advances, not vague promises.

    Looking at Regulations and Responsible Use

    Long experience has taught us how regulatory changes affect practical operations. We go beyond box-checking, ensuring pre-registration or registration under REACH and relevant local programs. Our documentation never stops at MSDS files—we share real-use guidance so partners stay ahead of new rules, like GHS or local transport mandates. We learned this approach the hard way, navigating changing restrictions on hazardous goods over years of international trade.

    Some regulatory shifts bring tougher purity standards or traceability requirements. Planning for this, we overbuild our analytical archives and batch controls, so if a new inspection arrives, the data exists and tells a clear story. This forward-looking effort keeps both our business and our partners’ plants running smoothly, even when outside pressures change.

    Supporting Innovation Across Diverse Industries

    We’ve watched 2-Propyn-1-ol’s list of uses grow over time—not just from what we’ve read in literature, but from watching how customers adapt formulations in real time. Whether it serves as an intermediate for agrochemicals, a building block in advanced polymers, or a niche reactant for specialty organics, the chemical functions best when it supports innovative thinking rather than restricting it.

    Specialty lubricants, for instance, rely on the material’s reactive triple bond to build tailored molecular architectures, boosting end performance in demanding machinery. We’ve worked with formulators to tweak ratios and control trace side reactions, eliminating unknown variables from their labs. These close collaborations outlast any one project and build real trust.

    Even emerging researchers find value in our technical support. Instead of shutting down small-scale requests or non-standard applications, we encourage bench chemists and process engineers to share details and unusual requirements. Our team responds with rapid sample preparation, technical notes, and shared troubleshooting experience, bringing new solutions to market at a pace big companies often struggle to match.

    Direct Manufacturing: The Core Difference

    Production from the ground up means decisions and accountability rest with us, not upstream partners or anonymous sources. We invest in plant upgrades, supplier vetting, and continuous technician training because we carry the direct responsibility for each drop of product shipped. Dispatch schedules get managed in-house, spare parts stocked for critical equipment, and every maintenance shutdown comes with a clear communication plan for customers.

    Direct supply also empowers us to take ownership of feedback and failures. If a batch falls outside our targets, we contact users well before they find out themselves. Root cause analysis takes place on-site, not through a web of intermediaries. This hands-on, customer-linked structure defines how we maintain long partnerships and steady business in an environment where raw material markets and customer needs can turn sharply without warning.

    Price stability also follows from direct manufacturing. We manage costs of raw materials, energy inputs, and labor in a way that supports both lean production and flexible response when global logistics gets choppy. Some buyers aim for rock-bottom deals through traders, but often find that quality and service degrade as every extra hand takes a cut and loses process reliability.

    The Road Ahead: Real-World Solutions in Chemicals

    The story of 2-Propyn-1-ol at our plant shows how real experience guides good decisions and product quality. Every drum reflects years of process improvement, learning from mistakes, and facing challenges directly instead of hiding behind paperwork or third-party agreements. It’s not only about supplying a chemical—it's about sharing reliable tools for customers to build better products, run safer processes, and grow markets with confidence.

    As new industries emerge and expectations shift, our role stays the same: manufacture consistently high-quality 2-Propyn-1-ol, support new applications, and keep lines open with every partner—large or small, old or new. Our door stays open for feedback, as each piece sharpens what we do and moves the industry forward. The future for 2-Propyn-1-ol will hold new surprises. We’ll face them by mixing hands-on knowledge, customer insight, and commitment to improvement, giving both us and our clients the strongest position possible in a demanding world.