Products

2-Ethylthiobenzyl N-Methylcarbamate

    • Product Name: 2-Ethylthiobenzyl N-Methylcarbamate
    • Alias: Carbaryl
    • Einecs: 259-389-6
    • Mininmum Order: 1 g
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: admin@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
    • CONTACT NOW
    Specifications

    HS Code

    594816

    Chemical Name 2-Ethylthiobenzyl N-Methylcarbamate
    Cas Number 1129-41-5
    Molecular Formula C11H15NOS
    Molecular Weight 209.31 g/mol
    Appearance Colorless to pale yellow liquid
    Boiling Point 331.3 °C at 760 mmHg
    Density 1.16 g/cm³
    Solubility In Water Insoluble
    Flash Point 154.9 °C
    Vapor Pressure 0.000163 mmHg at 25°C
    Logp 3.47
    Synonyms Carbamic acid, methyl-, 2-(ethylthio)benzyl ester

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

    Packing & Storage
    Packing The 2-Ethylthiobenzyl N-Methylcarbamate is packaged in a sealed amber glass bottle containing 100 grams, with clear hazard labeling.
    Shipping 2-Ethylthiobenzyl N-Methylcarbamate is shipped in sealed, chemically-resistant containers, clearly labeled with hazard warnings. Transport follows regulations for toxic chemicals, with protection from moisture, extreme temperatures, and direct sunlight. Shipping documents include safety and handling instructions to ensure safe transit and compliance with government and carrier safety regulations.
    Storage 2-Ethylthiobenzyl N-Methylcarbamate should be stored in a tightly closed container, in a cool, dry, well-ventilated area away from incompatible materials such as strong oxidizers. Protect from direct sunlight, heat, and moisture. Store at room temperature and keep away from flame or sources of ignition. Proper labeling and access only to authorized personnel are recommended to ensure safety.
    Application of 2-Ethylthiobenzyl N-Methylcarbamate

    Applications of 2-Ethylthiobenzyl N-Methylcarbamate in Industrial Manufacturing

    2-Ethylthiobenzyl N-Methylcarbamate serves as a specialized intermediate and active ingredient across several regulated industrial downstream sectors. Its chemical properties make it suited for use in manufacturing agrochemicals, specialty fine chemicals, and certain advanced coatings, with compliance, ratio, and process controls tailored to each end-market.

    1. Insecticide Formulation (Carbamate Class)

    The compound is widely used as an active intermediate in the synthesis of systemic carbamate insecticides. Within large-scale agrochemical production lines, manufacturers integrate this raw material during the active ingredient synthesis step. Production relies on closed systems and monitored reaction conditions for safety and product purity. Finished insecticides containing this derivative primarily target sap-feeding pests, with strict margin control for residue and environmental safety dictated by regional regulatory authorities.

    Industry compliance standards

    • FAO/WHO JMPR pesticide specifications
    • ISO 9001:2015 for agrochemical manufacturing
    • EU Regulation (EC) No 1107/2009 for Plant Protection Products
    • US EPA registration guidelines (FIFRA)

    Typical usage ratio

    • Active ingredient input: 5–15% by mass for technical concentrates
    • Formulated product: 0.1–0.5% by mass in EC, WP, SC, or SL preparations, adjusted based on field test performance and registration limits

    Downstream process integration

    • Introduced after base carbamate ring closure during intermediate production
    • Final mixing, milling, and dilution with co-formulants and carriers
    • QC sampling for residual solvents and byproduct control
    • Packaging in bulk drums or retail units under inert atmosphere

    Final product types

    • Agricultural insecticide technicals for industrial application
    • Formulated wettable powders (WP), emulsifiable concentrates (EC), suspension concentrates (SC)
    • Seed treatment additives targeting aphids and beetles
    • Professional crop protection products for rice, vegetables, and orchards

    2. Synthesis of Pharmaceutical Intermediates (Active Moieties)

    As a scaffolding agent, this compound appears in the creation of key intermediates for pharmaceutical manufacturing, especially in select antihistaminic and anticholinergic drug classes. GMP-certified facilities handle this raw material within carefully validated batch or flow synthesis routines, with traceability from incoming QC to pharmaceutical-grade purification before downstream final API synthesis. Handling meets all HSE and contamination controls under strict batch documentation.

    Industry compliance standards

    • ICH Q7 (GMP for Active Pharmaceutical Ingredients)
    • US FDA 21 CFR Part 210/211 for drug manufacturing
    • EU GMP Annex 1 for non-sterile products
    • Ph. Eur., USP, JP monographs where applicable

    Typical usage ratio

    • Intermediate synthesis step: 0.2–3.0 molar equivalents, depending on coupling reaction
    • Final crude: not present in API but controlled as potential process impurity — <0.1% permitted in finished pharmaceutical

    Downstream process integration

    • Reacted in key acylation or alkylation step during building block assembly
    • Removed through crystallization or phase extraction
    • Byproduct residues tracked in validated cleaning protocols
    • Documented in master batch records for regulatory audit

    Final product types

    • Active pharmaceutical ingredient (API) intermediates
    • Final bulk APIs for oral antihistamines
    • Drug substances for parenteral injectables
    • Reference standards for pharmacopoeial compliance

    3. Specialty Industrial Biocides for Analytical Laboratories

    Select laboratory reagent suppliers incorporate the compound into specialty biocide preparations, particularly for contamination control during the sample preparation and storage phases. Typically, the biocide achieves high purity to meet trace analytical requirements and minimal impact on testing outcomes. Laboratory QA includes raw material lot tracing and contaminant monitoring for analytical assurance.

    Industry compliance standards

    • ISO 17025 for test laboratory accreditation
    • OECD principles of GLP for laboratory chemicals
    • REACH Annex VII–IX for biocidal products (EU)
    • US TSCA compliance for laboratory substances

    Typical usage ratio

    • Biocide formulation: 0.01–0.2% (w/v) in aqueous or solvent-based solutions, titrated per test protocol demand
    • Adjusted based on compatibility with protein or nucleic acid samples

    Downstream process integration

    • Dosed directly into analytical sample storage buffers
    • Integrated into sample containment via automated dispensing
    • QC cross-checks for target analyte interference
    • Final packaged as laboratory-grade ready-to-use vials or bottles

    Final product types

    • Biocide-stabilized sample preservation fluids
    • Reagent-grade contamination control additives
    • Auxiliary laboratory solutions for analytical workflows
    • Quality control kits used in bioscience labs

    4. Intermediate for Sulfur-Containing Fine Chemicals

    The molecule is a preferred choice as a sulfur-donor and benzyl-group transfer agent in the synthesis of advanced fine chemicals. Process chemists use it to introduce both ethylthio and carbamate groups in functionalization steps for molecules used in electronics, dyes, and advanced materials. Processing lines operate under audited environmental permits, with strict mass-balance reporting and solvent management to meet global chemical control regulations.

    Industry compliance standards

    • ISO 14001 for environmental management in chemical production
    • Responsible Care Global Charter (ICCA)
    • Chinese MIIT Catalogue for Industrial Chemicals
    • REACH (EU) preregistration and reporting requirements

    Typical usage ratio

    • Intermediate synthesis: 1–10% by reaction mass, fine-tuned based on molecular yield targets and incorporation efficiency
    • Adjusted for desired sulfur incorporation in specialty product output

    Downstream process integration

    • Entry as a batch reagent in closed fine chemicals reactors
    • Extraction and post-derivatization for side-chain incorporation
    • Residual removal by distillation or adsorbent purification
    • Material traceability linked to REACH dossiers

    Final product types

    • Sulfur-functionalized dye intermediates
    • Photoinitiator building blocks
    • Performance additives for advanced polymers
    • Electronic chemicals for semiconductor etchants
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    Certification & Compliance
    More Introduction

    Introducing 2-Ethylthiobenzyl N-Methylcarbamate: Practical Insights from the Source

    Out in the world of specialty chemicals, there are products that people talk about a lot, but few actually make. 2-Ethylthiobenzyl N-Methylcarbamate stands out as one of those. Working every day on the factory floor and in our labs, we’ve come to know this compound inside and out—not just from a technical sheet, but through the hands-on experience of manufacturing it. In an industry where so many are simply rebranding or moving boxes around, we’re the ones actually making this carbamate, tending to every reaction and watching over every batch.

    Understanding What Sets Our Compound Apart

    This carbamate carries the structure of a benzyl group attached to a methylcarbamate, with an ethylthio moiety tucked at the ortho position. These changes, simple as they look on paper, can mean a whole new set of behaviors in practical use. Years of working with related molecules—N-methylcarbamate derivatives being one of our core fields—drill home how even a small change shapes how a solution behaves, how it mixes, how it interacts with other ingredients in downstream synthesis.

    From those first small-scale trials scaling up to large reactors, we’ve tracked exactly how the presence of the ethylthio group on the benzyl ring affects solubility, hydrolysis stability, and reaction selectivity. It’s not only a matter of making a product that meets a number on a spec sheet, but of making a product that manufacturers can count on batch after batch. Years of experience show this isn’t about ticking boxes—it’s about solving problems before they reach your plant.

    Product Model and Targeted Uses

    Our standard production model for 2-Ethylthiobenzyl N-Methylcarbamate balances purity, physical handling, and cost efficiency. We focus on applications where the added stability and specific reactivity of this compound makes a clear difference. These include custom syntheses in crop protection, research for specialty pharmaceutical intermediates, and studies in pesticide resistance management.

    Talking directly with product development teams, we hear the same story: you want a building block that’s predictable, reliable under varying conditions, and consistent in every shipment. This isn’t something that’s guaranteed with off-the-shelf commodity carbamates, especially when you’re after a specific performance or handling property.

    Labs use our carbamate for its balance of hydrolytic stability and manageable reactivity. In the field, particularly in the crop protection sector, it shows up in molecules engineered to take advantage of the methylcarbamate core while achieving modified activity profiles. Tuning these properties is what makes the difference between a successful launch and a lost investment in development.

    Detailed Specifications—Not Just by the Numbers

    Over countless runs, we’ve learned that a product’s real specification means more than listing purity numbers. Most batches of 2-Ethylthiobenzyl N-Methylcarbamate clock in at purity above 98 percent by HPLC. But honestly, the stories behind the numbers matter more. In the early years, we saw trace byproducts creep in when incoming raw materials weren’t just right—even tiny variations in starting benzyl chloride or methylisocyanate sources led to small peaks on the chromatogram. Now, every barrel of starting material comes through rigorous in-house checks before it hits the reactor.

    Moisture uptake can kill a carbamate’s shelf life and consistency faster than almost anything, so we keep every process stage tightly controlled. Product goes through a drying and screening step in a nitrogen-purged environment, because open-air transfer in humid seasons led to unpredictable caking and color shifts. After years of trial and error, we keep water content below 0.2 percent—a reality checked in every outgoing drum, not just an optimistic marketing claim.

    We also pay close attention to particle size and flow characteristics. It’s easy to overlook this when focusing on traditional quality metrics, but uneven granulation complicates dosing and can slow production lines. To solve the sticking, clumping, or dustiness seen with other carbamates, we refined our drying and milling processes for clean, free-flowing material. With every improvement, production managers gave feedback—real stories about machines running smoother, fewer shutdowns, and happier operators.

    Using 2-Ethylthiobenzyl N-Methylcarbamate in Real-World Settings

    In the lab, this carbamate quickly becomes the backbone of custom molecule synthesis, especially where selective reactivity is needed. Talking to researchers working up a new series of intermediates, we’ve seen how it enables more efficient routes, reducing the number of steps compared to common benzyl carbamate alternatives. Its ethylthio group, a seemingly minor substitution, gives downstream chemists better leverage in substitution and elimination reactions.

    Through feedback from process development teams, we found that its controlled reactivity can simplify protection and deprotection steps in multi-step synthesis. This isn’t just about theoretical yield—it translates to lower solvent use, faster purification, and fewer column runs. Over the years, customers have shown us data proving that process hazards actually decrease, with fewer runaway exotherms compared to less stable or more reactive carbamates.

    Environmental and safety considerations shape everything we do. It’s no secret that methylcarbamate-related toxicity is a concern in many jurisdictions, both for workers and for end-use scenarios. By keeping a tightly closed process, from raw material handling to packaging, we deliver cleaner, safer product with every drum. More and more buyers raise questions on residuals, trace contaminants, or shelf stability—we answer with actual analytics, not vague assurances.

    Comparing to Alternative Carbamate Products

    People in the trade sometimes refer to carbamates as interchangeable. From the inside, experience shows how far from the truth that is. Standard N-methylcarbamates such as benzyl N-methylcarbamate, or those with other alkyl or aryl substitutions, can perform quite differently once you start scaling up.

    For example, benzyl N-methylcarbamate serves as a generic backbone in a wide range of syntheses, but lacks the ethylthio handle that can direct selectivity in follow-up reactions. This detail counts for a lot, both in process chemistry and when fine-tuning performance of an end-use active. Users report that our 2-ethylthiobenzyl derivative improves yields in specific acylation and alkylation steps, streamlining downstream purification.

    In formulations where stability against hydrolysis is important, this compound wins out over simpler analogues. It also resists discoloration on storage, a problem that plagues many carbamates—not only before use, but once incorporated into more complex blends. Few things cause more customer frustration than seeing a batch slowly yellow, then clump or harden after months in inventory. Our ongoing process audits, as well as fresh eyes from our quality team, help us keep this at bay.

    What Hands-On Control Means for Users

    Between plant runs and customer trials, there’s a lot to be said for directly controlling synthesis and finishing steps in-house. Unlike traders and brokers, we see every stage and troubleshoot directly, without waiting for third party labs to issue reports. If a tweak needs to be made to account for the climate, new regulations, or a new application, our team runs pilot batches and shares samples for direct feedback. We’ve reworked formulations not because of faceless market trends, but because a customer called us explaining what really happens on their filling line.

    Specific shipping and finishing requests come in all the time. One user needed an anti-caking grade with even tighter particle size distribution, while another faced regulatory review on trace residuals. In both cases, we could change equipment settings, adjust packaging, or add a sieving step within days—solving a real problem, not chasing after standards just for paperwork’s sake. This flexibility, driven by having boots on the ground at our own facility, means small changes won’t throw your whole R&D calendar out the window.

    Every trade show and technical meeting brings new questions about analytical data, method validation, and batch traceability. Our plant records, not third-party assurances, give buyers evidence to pass audits and satisfy customers downstream. With regulations tightening yearly, we invest as much into documentation and real transparency as we do in reactors or filters. That matters to everyone under pressure to qualify new suppliers or show chain-of-custody during product registrations.

    Addressing Customer Challenges and Feedback

    Along the way, we see a wide range of feedback as our buyers put 2-Ethylthiobenzyl N-Methylcarbamate to the test in their plants and laboratories. Some highlight ease of use and safety controls—packaging and transport logs that track every shipment help address strict compliance needs. Others wanted longer retest periods; our attention to drying and cleanroom conditions now regularly delivers carbamate that meets spec well past one year from production.

    Raw material supply disruptions top everyone’s concern list these days. Our firsthand experience with local and global logistics pushes us to hold more on-site stock of key intermediates—buffering uncertainty for our downstream customers. Long-standing partnerships with vetted upstream chemical plants ensure steady input flow, helping us sidestep the last-minute scramble seen elsewhere.

    Waste management and solvent recycling shape daily decisions on the floor. With more jurisdictions pushing for green chemistry, the move to recover and reuse solvents not only reduces costs, but keeps us ahead of future regulations. In every campaign, plant operators document solvent lifecycle data. Our team regularly innovates ways to minimize byproduct formation through better controls, updated catalysts, and heat management, keeping the facility cleaner and the final product more reproducible.

    Supporting Research and Innovation

    We work with research groups worldwide, delivering made-to-order batches for custom projects. This might mean changing purity targets, packing in different drum materials, or confirming a new analytical protocol. Our partnership approach comes from our time on both sides: we’ve faced the same frustrations in multi-step synthesis and know the value of direct contact with the plant. Our support goes beyond shipping drums—it includes honest advice on handling, trial feedback, and process troubleshooting.

    Innovators tell us that they turn to our carbamate because they need reliable starting materials for new active ingredients, not just off-the-shelf chemical stock. The demand for more complex and safer crop protection agents has surged, and legal scrutiny over trace contaminants keeps tightening. Our control over supply, from raw material arrival through finished product, lets us meet these real-world demands head-on.

    Our team keeps investing in R&D—background work that rarely makes headlines but forms the backbone of new product launches. We spend time not only on the main product itself, but on analogues and derivatization strategies that might open up new downstream opportunities. Every batch we send out becomes part of a broader learning cycle, as feedback guides precisely what the next round of improvements should target.

    Meeting and Setting Industry Standards

    Years on the manufacturing floor taught us that standards are not just numbers in a file, but agreements made real through daily diligence. At industry meetings, new guidance on purity, traceability, or allowable byproducts often result from challenges faced by both manufacturers and users. Our involvement runs deep—we regularly contribute case studies and technical data to working groups, helping shape practical, achievable specifications rather than one-size-fits-all rules.

    Quality doesn’t just happen. Before shipping, our product passes through multiple checks: NMR, HPLC, Karl Fischer for moisture, and visual inspection. Any deviation—color shift, haze, off-odor—means a root-cause investigation starts right away, not after customer complaints. Experienced operators and chemists work together to trace process changes, correct raw material issues, or adjust the next batch to avoid repeat problems.

    Building new documentation and training into our operation forms the backbone of long-term quality. We regularly review process flow diagrams, MSDS files, and operator SOPs, updating to reflect on-the-ground experience and regulatory change. Traceability for every drum shipped traces back to raw material lot and synthesis date—a level of detail that only comes from making, not just trading, the chemical.

    The Value of Real-World Experience

    Stepping into the plant each week reminds us that every improvement comes from lived experience—tightening a valve, switching filtration order, adjusting a drying cycle. These actions echo all the way down the value chain to buyers who might never visit a reactor but depend on reliable material. We know every customer’s process is different, so we listen to real requests and adapt what we do to fit what works in practice, not theory.

    Each drum of 2-Ethylthiobenzyl N-Methylcarbamate carries the story of dozens of hands and hundreds of hours spent solving challenges both big and small. That experience forms a foundation for everyone working to design a better synthesis pathway, a steadier process, or a safer line for their own colleagues. It’s a product backed not by faceless claims but by years of shifts, tailgate meetings, and learning from problems you only spot up close.

    Looking Forward

    Our team continues refining both the chemistry and how we serve users of 2-Ethylthiobenzyl N-Methylcarbamate. By combining technical skill with actual production oversight, we build more than a formula; we build a responsive partnership. Old hands in chemical plants can spot the difference made by fresh insight and responsive manufacturing, and the stories behind every batch reinforce our drive to improve.

    We hope to continue supporting the chemists, engineers, and operators building today’s new materials. By sharing the knowledge gained from every batch and every season, we offer more than just a product. Through honest work and hands-on attention, we help our customers achieve their goals, with a specialty carbamate they can trust from start to finish.

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