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Prenylthiol

    • Product Name Prenylthiol
    • Alias 3-Mercapto-2-methyl-1-butene
    • Einecs 257-361-9
    • 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
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    Specifications

    HS Code

    801872

    ProductName Prenylthiol
    CASNumber 1513-99-7
    MolecularFormula C5H10S
    MolarMass 102.20 g/mol
    Appearance Colorless to pale yellow liquid
    BoilingPoint 128-130 °C (at 760 mmHg)
    Density 0.860 g/mL at 25 °C
    Odor Strong, unpleasant, sulfurous
    Solubility Insoluble in water, soluble in organic solvents
    RefractiveIndex 1.480-1.485
    FlashPoint 25 °C (closed cup)
    StorageConditions Store in a cool, dry place, keep container tightly closed

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

    Packing & Storage
    Packing Prenylthiol is supplied in a 25 mL amber glass bottle with a secure screw cap, clearly labeled with hazard and handling information.
    Shipping Prenylthiol is shipped in tightly sealed containers under an inert gas atmosphere to prevent oxidation and minimize odor. It should be kept away from heat, ignition sources, and incompatible materials. Transportation follows hazardous material guidelines, with clear chemical labeling and accompanying safety data sheets to ensure compliance and safe handling during transit.
    Storage Prenylthiol should be stored in a cool, dry, well-ventilated area away from sources of ignition, heat, and direct sunlight. Keep the container tightly closed and properly labeled. Store separately from oxidizers, acids, and bases to prevent hazardous reactions. Use only approved containers made of compatible materials, and ensure proper grounding to avoid static discharge, as prenylthiol is flammable.
    Application of Prenylthiol

    Applications of Prenylthiol in Industrial Manufacturing

    Prenylthiol is a high-value organosulfur compound used in several specialized industrial sectors. Our manufacturing expertise ensures strict quality control and consistent technical support in every application field below.

    1. Flavor and Fragrance Synthesis

    Prenylthiol plays a key role in the creation of savory and roasted flavor notes, especially in formulations intended for food and beverage compounds. Food chemists frequently incorporate it for developing authentic “meaty” and “sulfurous” aroma profiles. Our technical guidance supports process optimization for controlled release and masking of unwanted notes during high-temperature processing such as spray drying, emulsification, or encapsulation. We maintain traceability of all additives, ensuring compliance from incoming raw materials to finished aroma batches.

    Industry compliance standards

    • IFRA (International Fragrance Association) Guidelines
    • FEMA GRAS (Flavor and Extract Manufacturers Association, Generally Recognized As Safe)
    • EU Regulation (EC) No 1334/2008 on flavorings and certain food ingredients
    • U.S. FDA 21 CFR 172.515 Flavoring substances

    Typical usage ratio

    • 0.02–3.0 ppm in final flavor formulations
    • Exact dosage depends on food matrix, process temperature, and end-use aroma intensity targets.

    Downstream process integration

    • Blending into liquid or encapsulated flavor bases after primary solvent dissolution
    • Addition during creation of Maillard reaction intermediates for cooked notes
    • QC sampling at batch blending and post-thermal-processing stages

    Final product types

    • Seasoning blends for snack foods
    • Compounded flavors for instant soups and broths
    • Processed meat analogues and plant-based protein foods
    • Fragrance accords in roasted and sulfurous perfume bases

    2. Pharmaceutical Sulfur Intermediate Manufacture

    Chemical producers utilize prenylthiol as an intermediate for synthesizing thiol-containing active pharmaceutical ingredients (APIs) and custom reagents. Controlled introduction under inert conditions limits oxidative degradation and supports selective synthesis of sulfur-containing pharmacophores. Our production maintains lot-specific impurity profiles to streamline downstream validation. Stringent traceability and support for regulatory filings are integral for all pharmaceutical supply contracts.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice (GMP) for Active Pharmaceutical Ingredients
    • USP-NF monographs (where applicable for downstream substances)
    • EU GMP Volume 4 Part II (for API starting materials)
    • ISO 9001:2015 Quality Management Systems certification for feedstock traceability

    Typical usage ratio

    • Stoichiometric or slight excess as a thiolation reagent (varies between 1.0–1.2 equivalents based on target API synthesis pathway)
    • Adjustment per specific reaction yield and downstream purification requirements

    Downstream process integration

    • Added during the thiolation or alkylation step of small molecule synthesis
    • Incorporated into sulfur-specific building block construction in multi-step API production
    • Purified by distillation or column chromatography for immediate pharmaceutical use

    Final product types

    • Sulfur-modified API intermediates
    • Custom reagents for targeted pharmaceutical synthesis
    • Reference standards for analytical QC in drug development pipelines

    3. Specialty Polymer Additives

    In plastics and elastomer modification, prenylthiol serves as a chain transfer agent and functional monomer, enabling the creation of sulfur-crosslinked polymeric materials. Precision in the mixing stage ensures consistent integration with other monomers and process catalysts. Downstream users apply dedicated feeding systems to control dosing during solution or bulk polymerization techniques, achieving target mechanical properties and chemical resistance for specialty applications.

    Industry compliance standards

    • ISO 9001:2015 for process control in additive manufacturing
    • REACH (Registration, Evaluation, Authorisation and Restriction of Chemicals, European Union Regulation EC No 1907/2006)
    • RoHS (Restriction of Hazardous Substances Directive when applicable)
    • UL 94 for selection of grades in flame-retardant polymer systems

    Typical usage ratio

    • 0.01–0.15 mol% relative to primary monomer units in polymerization reactions
    • Exact proportion tailored based on required sulfur crosslink density and end-use product flexibility

    Downstream process integration

    • Metered addition during bulk or solution polymerization of specialty plastics and elastomers
    • Staged feeding in co-polymerization lines for enhanced molecular weight control
    • QC testing for residual sulfur component in post-polymerization analysis

    Final product types

    • Sulfur-crosslinked elastomeric gaskets
    • Chemically-resistant specialty films
    • Modified rubber compounds for automotive seals
    • High-performance copolymers for electronics applications

    4. Industrial Corrosion Inhibitor Formulation

    Prenylthiol enables the manufacture of sulfur-based corrosion inhibitors deployed in petrochemical, oil & gas, and cooling water systems. Formula architects use its reactivity to achieve film-forming and metal-passivating properties. Proper dosage and blending depend on the system metallurgy and operational temperature. Our technical team provides application guidelines to minimize by-product formation in large-scale blending and ensure field efficacy tracking through QC sampling.

    Industry compliance standards

    • ASTM D2688-20 (Standard Test Method for Corrosiveness to Copper from Petroleum Products)
    • NACE MR0175/ISO 15156 for oil and gas production environments
    • OSHA Hazard Communication Standard 29 CFR 1910.1200 for handling and labeling
    • EPA TSCA (Toxic Substances Control Act) Inventory status

    Typical usage ratio

    • 5–150 ppm active component in process fluids, depending on corrosion severity and fluid composition
    • Dosing is adjusted according to brine content and metal exposure in the system

    Downstream process integration

    • Introduced at inhibitor concentrate blending stage prior to field dilution
    • Continuously dosed via chemical injection pumps in circulating water or hydrocarbon streams
    • Field monitoring by corrosion rate coupons and fluid analysis throughout operation

    Final product types

    • Chemical corrosion inhibitors for cooling towers
    • Pipeline protection solutions for crude oil and gas transport
    • Industrial process water treatment blends

    5. Agrochemical Synthesis Intermediate

    Prenylthiol is a building block in the synthesis of sulfur-functional agrochemicals, including select pesticides and herbicide additives. Agrochemical formulators leverage its chemical selectivity in thiol-ene reactions, enabling controlled incorporation into active compounds. Production operates under validated process controls with batch-specific analysis of impurities affecting downstream biological activity profiles. Integration aligns with industry standards on environmental safety and worker protection.

    Industry compliance standards

    • FAO/WHO Specifications and Evaluations for Plant Protection Products
    • EPA FIFRA (Federal Insecticide, Fungicide, and Rodenticide Act, USA)
    • ISO 17025-certified analytical testing for residue studies
    • REACH registration for agrochemical intermediates in the EU

    Typical usage ratio

    • 0.05–0.25 molar equivalents as a sulfur source or alkylating intermediate in agrochemical API synthesis
    • Ratios adapted per pathway and targeted residue limits in final formulation

    Downstream process integration

    • Charge to batch reactor during initial condensation or thiolation step
    • Monitored by HPLC/GC for completeness and process purity
    • Sampling and adjustment before downstream formulation or crystallization

    Final product types

    • Sulfur-bearing pesticide intermediates
    • Thiol-ene modified herbicide additives
    • Active ingredient precursors for crop protection products
    Free Quote

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    Certification & Compliance
    More Introduction

    Prenylthiol: A Practical Approach to Unique Sulfur Chemistry

    Introducing Prenylthiol: What Sets it Apart

    Every batch of chemicals tells a story in its aroma, purity, and how it behaves when it meets other compounds. In our work at the plant, Prenylthiol stands apart because of the pronounced character of its sulfur content, which pairs with its branched-chain terpenoid backbone. The distinct structure comes from the 3-methyl-2-butenyl group attached to a sulfur atom. Chemically defined, it answers to the formula C5H10S. What's most striking for those who spend their days with raw materials and finished products isn’t just its faint yellow tint or volatility, but its intensity. Even at low concentrations, that punchy odor cannot be mistaken for anything else, making it both a challenge and an opportunity in precise applications.

    We have worked with countless thiols and organosulfur compounds, but Prenylthiol leaves no doubt on the bench. The difference is clear in its reactivity. It resists oxidation better than many linear alkanethiols. Whether adding it to a reaction flask or measuring purity after purification, this robustness is a welcome feature — especially in manufacturing environments where tight process control keeps costs in check and results consistent.

    Handling and Quality: Tested by Experience

    Anyone who has spent enough time around production lines knows that not all chemicals behave the same way on scale as they do in a lab notebook. Prenylthiol’s pungency could fill a room fast, but careful venting and use of appropriate containment keep things manageable. Our facility runs quality control by gas chromatography, matching each batch against tight standards for purity and side-product levels. Specs for the batches underline what makes our product distinctive: high transparency, minimal cross-contamination, and a sulfur note that signals freshness and integrity. Impurities don’t just affect outcomes downstream; in sulfur chemistry, they can multiply odors, corrode surfaces, and cause hard-to-pinpoint changes in reactivity. We cut down on that risk at the source with meticulous distillation and storage routines.

    Specs reflect what experienced chemists look for — not only content, but stability over time. Without antioxidant stabilizers, Prenylthiol can slowly degrade, so we keep inert atmosphere handling as a rule. Warehouse staff have shared stories of how even a loose cap can broadcast the presence of thiol across an entire bay, reminding us of the compound's volatility. That awareness steers our choice of container and package size, which most customers find reassuring.

    Function in Flavor and Fragrance

    People often associate sulfur compounds exclusively with foul smells, but that misses the point — and the real market for Prenylthiol. It’s the defining element in certain tropical fruit aromas, gears up the flavor notes in citrus, and can recreate the grounding base of durian and grapefruit. Choruses of flavor chemists value its ability to evoke authentic notes at trace addition levels, and perfumers often find that a light touch suffices to bring novelty. Small errors spell strong effects. In our production cycles, we've supported customers interested in using the product as part of high-impact aroma accords that distinguish their finished goods from the commodity norm.

    One beverage producer approached us looking for a material to match authentic passionfruit zest. Using Prenylthiol, they reached the right “top note,” keeping the dosage in the range where the character lifts rather than overpowers the blend. Food aroma suppliers tell us that without such rare sulfur-containing molecules, tropical and citrus formulas come across flat, missing the sparkle consumers remember.

    Differences From Other Sulfur Intermediates

    There’s no shortage of aliphatic and aromatic thiols on the market. But side-by-side with more common options — like ethanethiol or propanethiol — Prenylthiol stands out for its resilience and specificity. It won’t break down as quickly under mild oxidizing conditions. Its branched structure also translates to less aggressive off-notes in finished blends, a key reason why formulators keep it on hand for demanding projects.

    Plain alkanethiols generally lack the fruity, green, or floral undertones inherent to Prenylthiol. They bring roughness, sometimes veering into gasoline-like territory, which works in mercaptan mixes for gas detection or in some industrial processes, but rarely passes muster for fine fragrances or luxury foods. Our own evaluations, backed by customer feedback over years of use, confirm that richer undertones in Prenylthiol let formulators achieve complexity with fewer additives.

    From a manufacturing standpoint, this also means reduced need to mask unwanted aromas with costly fixatives or blending agents. The compound's structure dampens reactivity enough to permit longer shelf life, without the creeping “skunky” traits that mar other thiols over time. Technical consultants tell us that lower volatility losses during processing yield better reproducibility food-to-food, batch-to-batch, year after year.

    Applications Beyond Flavor: A Real-World View

    We don’t see the application horizon stop at flavors and fragrances. Recent requests from specialty chemical developers have placed Prenylthiol in the spotlight as a building block for custom synthesis — particularly thioether and thioester formations. The double bond in the prenyl group opens doors for reactions that aren’t possible with simple thiols. Our team worked with a polymer scientist testing novel cross-linkers. In their hands, Prenylthiol's dual reactivity lowered the number of synthetic steps required — and the final polymer displayed improved flexibility, thanks to the unique molecular “kink” from the branched chain.

    The same chemical traits spark interest in pharmaceutical research as well. We’ve supplied Prenylthiol as a versatile handle for thiol-ene click chemistry, letting drug designers insert sulfur moieties where none could fit before. Compared to more reactive thiols, the prenyl variant resists premature oxidation during multi-step syntheses, which leads to better yield and less waste. This provides cost savings and less risk of contaminants in the final active pharmaceutical ingredient.

    For industrial-scale users, Prenylthiol’s cost per kilogram sometimes sits higher than base thiols, but that up-front investment pays off in lower loss rates and less downtime clearing up unexpected side-reactions. Practical experience with our product in rubber vulcanization showed that the controllable reactivity reduced off-spec rubber, saved material, and kept the foul odor levels on factory floors to a minimum.

    Meeting Strict Regulatory and Sustainability Demands

    More customers come with questions about environmental profiles and compliance with changing global rules. Prenylthiol isn’t classified as a major environmental hazard when used responsibly, but its potential for strong odors demands respect for thresholds and strict handling. We work with regulatory specialists to make sure each shipment leaves with clear documentation, reflecting its use in food and aroma applications.

    Sustainability is not a buzzword here. Our production team studies the fate of side-streams and by-products, recovering raw sulfur where possible instead of dumping. Every improvement in process yields less waste and trims energy input. Thanks to feedback from regulatory audits and close calls in environmental monitoring, we ramped up local containment, upgraded filters, and implemented sampling near emission points to prevent surprise releases of volatile thiols.

    Global demand for traceable raw materials keeps us on our toes. Partners in flavor and fragrance prefer transparency — they want certificates that match what their own labs see. We include GC-FID and GC-MS trace reports where requested, not just to meet customer expectations, but to hold ourselves responsible to the process and the planet.

    Collaborative Approach to Custom Solutions

    Our best results happen when we listen closely to the chemists and product developers using Prenylthiol day in and day out. That’s where improvements come from: the operator who flagged an unexpected off-note, the lab chief testing shelf stability under heat, the scent designer calibrating a new blend for changing consumer palates. Through these conversations we adjust particle sizes, refine purity, and share technical bulletins on novel process tricks or storage adjustments.

    One example came from a beverage company struggling to scale flavor profiles for seasonal releases. Conventional thiols failed at small dosages or brought in metallic flavors no one wanted. By shifting to Prenylthiol, they limited batch inconsistencies, reduced rework, and unlocked a signature taste that became their marketing flagship.

    Partnerships have also led to creative troubleshooting on storage. Prenylthiol’s volatility posed logistical headaches for long-haul shipments, with customers hundreds of kilometers away reporting minor leaks. In collaboration, we modified seals, adjusted inert gas protocols, and offered flexible drums and small-volume glass ampules. Those adjustments cut down returns and improved safety for everyone along the supply chain.

    Prenylthiol in the Flavorist’s and Chemist’s Toolbox

    In the field, flavorists compare new molecules by how reliably they deliver taste or aroma, not just what numbers glow on the spec sheet. That is why Prenylthiol becomes indispensable where hard-to-achieve authenticity is on the line. Technicians in global food companies have even quietly swapped out legacy sulfur ingredients in favor of this compound, citing consistent Q&A panel wins.

    There’s a pragmatic edge to all this. Synthetic capacity for specialty thiols has never been a given, and larger production always brings surprises. We’ve observed — through years of batch records and order patterns — that a top-tier thiol supplier needs to keep process lines nimble. Downtime cuts profitability; fouled lines from uncontrolled thiols create costly delays. The design of our handling and packaging for Prenylthiol reflects this hard-won lesson, from corrosion-resistant lines all the way to employee PPE recommendations.

    It’s these details, hammered out in daily production realities, that distinguish a reliable manufacturer from a speculative trader. We can trace the origin of every drum, account for changes in finished product odor, and respond fast to customer complaints or shifts in demand forecasts.

    Challenges and Ongoing Improvements

    Nothing in chemical manufacturing stands still. Supply chain pressures, regulatory tightening, and fresh customer demands force everyone to adapt or get left behind. For Prenylthiol, the sharpest challenge tracks to its volatility and intense sensory impact. We heard early on from seasoned workers in our own facility just how quickly undiluted Prenylthiol could contaminate neighboring workspaces, especially where HVAC systems created unexpected air flows. Since then, investment in dedicated transfer lines and custom exhaust systems slashed incidents and kept the focus on production, not emergency clean-ups.

    Maintaining high purity required better distillation setups and rigorous end-point analysis. Contaminants from earlier process steps — especially trace oxidized sulfur species — can irreversibly damage flavor accuracy. Half measures bring more problems than solutions, so we put priority on closed-loop sampling, strict temperature control, and swift batch release testing. Other thiols might escape with less scrutiny, but quality-conscious flavor and fragrance buyers notice every drift from published specs.

    Sourcing quality precursors for Prenylthiol once posed trouble during tight chemical markets. To compensate, we run dual sourcing where possible, building up buffer stocks during easier times. Feedback from procurement teams nudged us toward real-time inventory systems, giving everyone — from production planners to sales — the transparency to assure customers about delivery times and avoid last-minute substitutions affecting end-use quality.

    Safety Practices: Built from the Ground Up

    If there’s one truth in handling strong-smelling chemicals, it’s that safety and comfort for operators comes first. Reactions to Prenylthiol mishandling go way beyond complaints about the smell. Eye irritation, headaches, and skin concerns get real, especially during spill scenarios. Our plant layout places Prenylthiol in isolated bays with local exhaust, and routine training keeps everyone sharp on transfer steps and response protocols. Over the years, these measures prevented both near-misses and product losses, letting operators work with confidence and customers receive cleaner shipments.

    We maintain a culture that puts experience over routine. When a small spill led to residual odor for days in an adjacent line, the lesson stuck — never leave a transfer unattended, even if production seems smooth. The return on investment for upgraded PPE, new spill kits, and regular refresher courses shows up not just in compliance audits, but in morale. Our team knows that they handle potent material as safely as possible, which means fewer disruptions and less hidden cost for clients.

    The Future for Prenylthiol: Beyond the Status Quo

    Underlying everything is a strong pull to do better. Raw material sourcing lines up with sustainability goals, not just for show, but out of necessity — customers and regulators alike demand it. Internal R&D keeps tabs on process yield improvements, minimizing energy, solvent, and water usage. These measures free up capital for continuing investments in quality, automation, and customer support infrastructure.

    We engage university partners and industry groups, sharing real-world data from operating at scale. The benefit cuts both ways: our process insights help guide new applications, and expert partners help us spot pathways to greener synthesis or extended shelf life. Some of the most promising work points to enzymatic methods for precursor synthesis, which could cut out hazardous intermediates and slash waste. Feasibility takes time, but the push never lets up.

    Early work also points to denser but less odor-permeable packaging options. Greater control of microleakage should make global shipping even smoother — an answer to feedback from importers in warm coastal climates wary of volatile thiol odors escaping and affecting container neighbors.

    Expertise You Can Rely On

    What keeps customers coming back is the cumulative experience, not just the molecule in the barrel. Our hands-on knowledge, built from every product launch and every phone call tracking a shipment, provides a kind of assurance that spreadsheets and spec sheets alone can’t deliver. We don’t just fill orders — we solve scent signature mismatches, adjust shipment formats at short notice, and field technical queries long after samples reach their lab benches.

    Manufacturing prenyl-based thiols in large volume is a living process — one with risks, unpredictable shifts, moments of insight, and constant improvement. That’s the reality from a plant manager’s view, as much as from a development chemist or a supply chain lead. By sticking close to what we know works, listening hard when something is wrong, and acting fast when the market or the technology demands it, we keep customers equipped with the Prenylthiol they need for the most challenging and creative projects.

    Every drum carries part of this shared expertise. As the industry learns to value traceability, honesty about process, and direct communication, those of us in manufacturing can do our part to raise the bar, one batch at a time.