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S-(+)-N,N-Dimethyl-3-Hydroxy-3-(2-Thienyl)-1-Propylamide

    • Product Name S-(+)-N,N-Dimethyl-3-Hydroxy-3-(2-Thienyl)-1-Propylamide
    • Alias (R)-(+)-Thiomersal
    • Einecs 613-617-6
    • 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

    326003

    Iupac Name (S)-N,N-Dimethyl-3-hydroxy-3-(2-thienyl)propanamide
    Molecular Formula C11H15NO2S
    Molecular Weight 225.31 g/mol
    Cas Number 112934-32-4
    Appearance White to off-white solid
    Optical Activity S-configuration (chiral)
    Solubility Soluble in organic solvents like ethanol and DMSO
    Storage Conditions Store in a cool, dry place, tightly sealed
    Smiles CN(C)C(=O)CC(O)c1cccs1
    Inchi InChI=1S/C11H15NO2S/c1-12(2)11(14)7-10(13)8-4-3-5-15-8/h3-5,10,13H,7H2,1-2H3
    Purity Typically ≥98% (unless otherwise specified)

    As an accredited S-(+)-N,N-Dimethyl-3-Hydroxy-3-(2-Thienyl)-1-Propylamide factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The chemical is supplied in a 25g amber glass bottle with a tamper-evident cap and hazard labeling for laboratory use.
    Shipping The chemical **S-(+)-N,N-Dimethyl-3-Hydroxy-3-(2-Thienyl)-1-Propylamide** is shipped in securely sealed containers to prevent contamination or leakage. It is transported under ambient conditions unless specified otherwise, with appropriate labeling and documentation in compliance with regulatory shipping standards for laboratory chemicals. Handle with care to avoid exposure or spillage.
    Storage S-(+)-N,N-Dimethyl-3-Hydroxy-3-(2-Thienyl)-1-Propylamide should be stored in a cool, dry, well-ventilated area, away from heat and direct sunlight. Keep the container tightly closed and protected from moisture. Store separately from incompatible substances such as strong oxidizers and acids. Use appropriate chemical-resistant containers and keep the chemical away from ignition sources. Ensure proper labeling and access to safety data sheets.
    Application of S-(+)-N,N-Dimethyl-3-Hydroxy-3-(2-Thienyl)-1-Propylamide

    Applications of S-(+)-N,N-Dimethyl-3-Hydroxy-3-(2-Thienyl)-1-Propylamide in Industrial Manufacturing

    S-(+)-N,N-Dimethyl-3-Hydroxy-3-(2-Thienyl)-1-Propylamide serves as a critical intermediate and chiral resolving agent in advanced pharmaceutical synthesis, agrochemical production, specialty chemical development, and fine chemical manufacturing. Our direct manufacturing processes, strict quality controls, and global supply capabilities enable precise formulation and compliance with the regulations of each target sector.

    1. Chiral Intermediate in API Synthesis (Local Anesthetics)

    Major pharmaceutical companies source this compound for stereospecific synthesis of active pharmaceutical ingredients, especially third-generation local anesthetics. The enantiomeric purity supports strict ICH Q7 and ICH Q11 guidelines for regulated drug substance development, ensuring consistent pharmacological profile and regulatory acceptance in global markets. The compound serves as a resolving agent or intermediate within multi-step asymmetric synthesis, favoring improved yield and impurity control at GMP-certified facilities.

    Industry compliance standards

    • ICH Q7: Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • USP/NF Monographs (as applicable for chiral intermediates)
    • EDQM CEP certification for European submissions
    • FDA 21 CFR Part 210/211 for Quality Systems

    Typical usage ratio

    • 0.5%-2.5% molar equivalence based on target API backbone structure
    • Ratio adjusted based on batch process scale and enantiomeric excess requirements, guided by HPLC or LC-MS control

    Downstream process integration

    • Introduced at the key chiral resolution or asymmetric synthesis step
    • Reacted under inert conditions with required coupling agents and base
    • Downstream isolation through crystallization and purification
    • Intermediary purification monitored under strict QC releasing standards

    Final product types

    • Pharmaceutical-grade local anesthetics (e.g., chiral amide APIs)
    • Injectable API intermediates for hospital formulations
    • Oral dosage-form anesthetic precursors
    • Regulatory DMF (Drug Master File) submissions

    2. Chiral Building Block for Agrochemical Active Ingredients

    Major agrochemical manufacturers use this compound to construct stereospecific intermediates for selective herbicides and insecticides. The controlled enantiomeric synthesis helps meet strict international regulatory frameworks such as U.S. EPA pesticide rules and EU REACH. The integration of this intermediate in multistep synthetic routes enhances process reliability and bioactivity selectivity found in high-value crop protection chemicals.

    Industry compliance standards

    • EPA 40 CFR Part 158 (Pesticide Registration Data Requirements)
    • EU REACH Regulation (EC) No 1907/2006 compliance for new substances
    • ISO 9001:2015 Quality Management System certification
    • OECD guidelines for the testing of chemicals

    Typical usage ratio

    • 1%-5% by weight in multi-step synthesis paths for target active ingredient
    • Ratio adjusted according to targeted chiral purity and batch scale, validated by GC or NMR analysis

    Downstream process integration

    • Added during key asymmetric amide or ester formation stages
    • Participates in enantioselective coupling or cyclization reactions
    • Integrated into solid or liquid phase synthesis depending on final product
    • Followed by controlled release purification and toxicity screening

    Final product types

    • Stereoselective herbicide intermediates
    • Chiral insecticide building blocks
    • Regulated fungicide precursors for niche crop sectors
    • Export-grade agrochemical intermediates

    3. Custom Fine Chemical Synthesis for Optical Materials

    Producers of specialty optical and electronic materials incorporate this chiral amide to achieve unique enantiomeric characteristics in liquid crystal components and advanced photonics. The compound’s bespoke stereochemistry supports strict performance consistency required by manufacturers operating under ISO/IEC technical standards. This building block integrates into functionalized aromatic backbones, supporting new generation displays and optical sensor applications.

    Industry compliance standards

    • ISO/IEC 17025: Testing and calibration laboratories, for material performance validation
    • RoHS 2011/65/EU for restriction of hazardous substances, if applicable
    • REACH compliance for imported materials
    • OEM-specific procurement approvals

    Typical usage ratio

    • 0.3%-1.2% by weight within final specialty chemical composition
    • Ratios optimized for intended optical activity and performance targets

    Downstream process integration

    • Introduced during precursor synthesis for liquid crystal monomers
    • Incorporated into aromatic polymer backbones by controlled coupling chemistry
    • Purified under anhydrous conditions for sensitive electronic-grade formulation
    • Tested for optical purity via polarimetry and chiral HPLC

    Final product types

    • Liquid crystal intermediates for advanced displays
    • Chiral dopants for optical filters and polarizing films
    • Custom photonic device materials
    • Precursor batches for high-performance organic electronics

    4. Advanced Research & Development—Analytical Reference Material

    Leading R&D laboratories and reference standard producers use this compound to calibrate high-sensitivity chiral chromatographic equipment and prepare quality control libraries. Exact enantiomeric purity supports pharmaceutical and specialty chemical labs maintaining traceable measurement systems under ISO 17034 and internal protocol. Consistent supply guarantees reliable benchmarking for next-generation asymmetric synthesis and regulatory submission documents.

    Industry compliance standards

    • ISO 17034: General requirements for the competence of reference material producers
    • ISO/IEC 17025: Calibration and testing standards for laboratory procedures
    • SOP-driven internal QC protocols for analytical labs
    • Chain-of-custody and documentation traceability

    Typical usage ratio

    • Prepared as pure standards 0.1–1 mg/mL for calibration solutions
    • Quantities based on instrument detection requirements and method validation studies

    Downstream process integration

    • Repackaged under argon and controlled humidity for analytical use
    • Dissolved in spectroscopic-grade solvents for instrument calibration
    • Aliquoted for inter-laboratory testing
    • Integrated into method development for chiral separation validation

    Final product types

    • Primary analytical reference standards
    • Certified calibration materials for HPLC and GC
    • Internal QC control samples
    • Stability testing reference libraries
    Free Quote

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    Certification & Compliance
    More Introduction

    S-(+)-N,N-Dimethyl-3-Hydroxy-3-(2-Thienyl)-1-Propylamide: Industry Experience at Its Core

    Introduction

    Manufacturing S-(+)-N,N-Dimethyl-3-Hydroxy-3-(2-Thienyl)-1-Propylamide involves more than blending chemicals or keeping up with catalog updates. In our plant, every batch reflects years of refining both our process and our standards to produce a clean, reliable product that we use ourselves in proprietary synthesis. Working directly with formulations has shown us why the molecule’s particular stereochemistry stands out in practice, not just in the literature. Chemists recognize it under various trade and research names, but in our shop, it means a record of consistent, repeatable results that don’t leave you second-guessing analytical data.

    Commitment to Stereochemical Purity

    The S-(+) enantiomer commands specific attention because it performs much more predictably in chiral catalytic routes and asymmetric reactions. Handling these reactions every month, we’ve seen stereoimpurities torpedo project timelines and create troubleshooting headaches downstream. Our output records keep track of enantiomeric excess in every order produced. On a daily basis, the analytical team confirms that each batch meets the highest standards demanded by custom synthesis and scale-up partners. With competitive products, we often spot baseline drifts, broadening peaks, or slight contamination on HPLC tracings. Direct control over synthesis and purification lets us troubleshoot any anomaly quickly, without deferring to outside labs.

    Practical Insights from Regular Use

    Chiral intermediates like this amide feel the push and pull of lifecycle management, regulatory review, and customer testing. Over years of use, project teams bring us feedback about process bottlenecks caused by subtle impurities or low solubility. Even in cold winters, we’re testing the compound’s behavior under real lab conditions, not just benchmarking against internal documents. Among research groups tackling CNS-active compounds, S-(+)-N,N-Dimethyl-3-Hydroxy-3-(2-Thienyl)-1-Propylamide acts as a versatile starting point or resolving agent. Chemists in medicinal chemistry programs find themselves running screens where small changes in impurity levels can derail a candidate’s suitability for further assay work.

    Modifying or scaling up a synthetic route often brings surprises from minor batch-to-batch differences. Having direct insight into manufacturing lets us react quickly to requested specification tweaks, custom pack sizes, or documentation layout. With most resellers, changes disappear into email chains and offsite inventories; with us, a process tweak or retrofit starts with technicians and chemists who already know the materials and machinery by their first names.

    Specifications Backed by Direct Test Data

    Every tin, bottle, or drum that leaves our warehouse has a supporting file of recent analysis. Our team records melting point, NMR, optical rotation, and trace metal levels for each campaign. Sometimes incoming customers comparing our amide with an alternative see an immediate drop in labor hours, especially in scale-up chromatographic purification. Molecule-specific impurities, irrigation from solvent residues, or accidental racemization have been problems from other vendors. Our control comes from staying close to the reactors, tweaking flows, and pulling real-time samples for GC-MS. Every sublot gets tracked with its own internal log—so if an analytical issue crops up, we trace it to the last pump, not just a generic process outline.

    Applications Anchored in Everyday Chemistry

    Pharmaceutical and agrochemical sectors rely on this chiral amide in routes building up thienyl-based bioactive scaffolds. Bench-scale teams running pilot projects build on our feedback about solubility behavior in mixed polar organics, thermal stability down to -20°C, and typical limitations seen at kilo scale. Medicinal chemists often reach for our product during lead diversification, thanks to its compatibility with downstream amide coupling or reduction steps. Biotechnology startups fine-tune batch timelines by knowing real-world lead times and delivery windows, not just datasheet promises.

    Unlike generic amides, S-(+)-N,N-Dimethyl-3-Hydroxy-3-(2-Thienyl)-1-Propylamide delivers predictable reactivity with sensitive acylating agents and organometallic intermediates. We take pride in sharing our data on solvent compatibility, which gets updated every few months based on incoming custom jobs. Transparent communication about physical form, moisture content, and packaging choices means you get a bag, bottle, or drum that makes storage, weighing, and dispensing part of the workflow—not another bottleneck.

    Why Our Approach Matters in the Real World

    Pharmaceutical discovery is faster and more efficient when a starting material works without extra troubleshooting or repeat runs. Our product comes from reactors and labs we designed ourselves, using process tweaks gathered from field failures as often as victories. New project managers typically ask for documented audit trails—ours include not only compliance reports but also technician notes about tweaks, rundown times, and actual yield loss during scale-up. Out of a dozen different chiral amides tested by one partner, ours kept their project within seasonal timelines for three consecutive years.

    Teams focused on investigational new drug applications cite purity and reproducibility as the major reasons for sticking with direct-manufacturer sourcing. Supporting external audits, regulatory submissions, or secondary testing feels routine—not a cause for panic—because our manufacturing records are set up for both traceability and speed. Downstream contract manufacturers depend on materials that survive shipping, long-term storage, and multiple re-formulations, so our experience heads off moisture migration, temperature stress, and accidental byproduct formation before a drum ever leaves the plant.

    Key Differences from Standard Competitors

    A key difference between our product and brokers’ inventory is how we handle changes in process or specification. On-site, we can pivot the order size, fine-tune the particle characteristics, or adjust documentation packs in response to an urgent call. Because our synthesis loop closes within our own site, we don’t defer user feedback to external suppliers or risk unknown handling conditions during transshipment.

    Daily experience teaches us that small lapses in batch documentation or shipment timelines can snowball into production delays and cost overruns for customers. With hands-on familiarity, we spot — and fix — minor irregularities before they escalate into customer complaints. With third-party traders, you’re often buying from a stockpile without knowledge of its process origin, real storage conditions, or handling precautions. Our approach cuts out those uncertainties by maintaining every key process and statistic inside our own operations room.

    We’ve noticed that some suppliers opt for bulk processes using less controlled temperature profiles or reagent purities, which have a direct effect on optical rotation and appearance. Our team enforces continuous inline validation of chiral purity and hydrates content before each batch ships. Unlike traded lots that change hands through several intermediaries, each bottle you receive reflects the storage, packaging, and technical support decisions we handle personally—never left to chance.

    Continuous Improvement Rooted in Daily Lab Work

    Our R&D and production are not separate islands. The feedback loop between customer troubleshooting, plant observations, and analytical oversight has built up a reference library that grows with each campaign. Any hiccup in scaling, reaction unpredictability, filter clogging, or long settling times gets shared in weekly on-site team meetings. Minor issues—such as finding an off-odor at the weighing stage or spotting subtle sedimentation differences—trigger a follow-up review that improves the next run. With resellers or generic online catalogs, such nuanced adjustments rarely happen; you get only the finished goods, not the direct process insights.

    Over time, these adjustments accumulate, refining everything from filtration protocols to the antistatic packaging liners we use. Several improvements sprang from customer site visits, where chemists showed us how unexpected foaming or dusting interrupted their own syntheses. In response, we engineered a new proportioning method for incoming raw thienyls that reduces residual sodium traces and improves moisture resistance during transport. Direct lines of communication between manufacturing and downstream users have led us to fine-tune granulation profiles and standardize data records for faster onboarding by regulatory and quality teams.

    Real-World Documentation and Auditing

    Pharmaceutical and specialty chemical projects no longer accept verbal assurance or basic Certificates of Analysis. Each delivery from our plant arrives with a batch certificate—including precise analytical tracings, sourcing details for critical reagents, and historical trending for quality metrics relevant to downstream synthesis. Documentation isn’t a paperwork afterthought, but a direct result of continuous collaboration among plant, lab, and logistics teams.

    Our own team walks through procedures for secondary verification—using reserve samples and running parallel analysis months after shipment. That means our partners can respond confidently to regulatory inspections, internal audits, or sudden questions from project sponsors. And every time an issue is flagged down the road, we check back through archived samples to verify stability, purity retention, or handling discrepancies. This ongoing commitment to real-world traceability sets direct manufacturers apart from distant brokers.

    Solutions for Scale and Consistency

    Consistency is not about producing identical molecules every day, but about maintaining strict controls at every stage from raw material entry to dry-down and packaging. Over time, we’ve seen product variations from brokers introduce headaches—changes in particle size, trace impurities, or color shifts that create re-validation work and often lead to wasted bench time. In comparison, our capacity to control every stage, from raw input through final shipment, means every batch meets the operational expectations set by our customers.

    Industrial partners working on candidate scale-up or final registration batches need to avoid surprises—such as unexpected crystal morphology or solvent inclusion that will not show up in initial screening but can impact long-term shelf stability. By staying involved at every stage, we have improved moisture-tight packaging, integrated more sensitive airborne particulate monitors in plant rooms, and updated quality control methods based on feedback from failed external site audits.

    Direct follow-up with end users has guided tweaks in drying cycles and packaging liners, reducing out-of-spec batches and keeping delivery times reliable. In-house engineering is called on to solve bottlenecks—sometimes as simple as refining the filtration method, sometimes as complex as integrating a new tracking module for every shipment. Without third-party hand-offs, these course corrections take place rapidly, often within a few days of identifying a concern.

    Feedback-Driven Manufacturing

    Using S-(+)-N,N-Dimethyl-3-Hydroxy-3-(2-Thienyl)-1-Propylamide regularly ourselves, we’ve spotted and fixed workflow problems before they reach customers. Real-time analytics, flexible batch records, and immediate staff access mean any unusual result gets logged and explained through actual process notes. Hiring and training new staff focuses not only on paperwork but on real laboratory handling of air-sensitive and moisture-sensitive intermediates, which is where most issues arise. Everything from weighing protocols to shipment handling follows from documented best practices that our technical teams use themselves.

    Feedback is rarely one-way. Bench chemists and kilo-lab supervisors regularly send us updated workflows, protocols, or observations from their own project work. Sometimes a single comment about a delayed reaction or an odd off-white tinge prompts a direct production meeting or a batch review. Over years of partnering with research and commercial teams, this sharing of practical experience has driven many of our improvements in solvent handling, mixing times, and effective storage methods.

    Supporting Innovation and Regulatory Compliance

    Increasingly, groups pushing new classes of CNS-active or thienyl-based molecules need a reliable chiral amide to underpin synthetic programs and scaffold diversification. Our own process improvements allow external partners to access up-to-date analytical records, stability data, and batch histories that make regulatory filings faster and less risky. The more transparent and responsive our own audit procedures, the easier it is for compliant users to adapt, plan, and forecast project costs.

    As regulatory scrutiny grows, the need for full traceability from synthesis to packaging becomes a make-or-break point for new drug candidates. Unlike brokers or generalist traders, our approach ties analytical data, batch validation, and process tweaks tightly together. This isn’t just compliance for its own sake—it means anyone relying on our product for GMP manufacturing or final clinical submission avoids delays tied to paperwork gaps or missing historical records. Hands-on manufacturing supports partners in presenting clean, credible, and easily auditable documentation to regulators, sponsors, and internal QA teams alike.

    Reflections from Production Life

    We learn the real measure of quality from daily production—not client calls alone. Every time a customer mentions fewer failed runs, lower column backpressures, or lower staff times spent on batch clean-up, it comes from long cycles of adjusting, testing, and self-auditing in the plant. The challenges of modern chemical manufacturing—rapid compliance changes, shipping hurdles, continually evolving downstream needs—are met not just with process upgrades, but by maintaining an open line to every group using the product in real-world research or commercial environments.

    From synthesizing a few grams to preparing multi-kilo orders, the challenges of purity, reliability, and repeat-use feedback shape every process adjustment we adopt. S-(+)-N,N-Dimethyl-3-Hydroxy-3-(2-Thienyl)-1-Propylamide is not just another line in a catalog, but the result of real investment in laboratory infrastructure, team expertise, and honest feedback from years of operating as a direct manufacturer. Instead of chasing trends, we focus on building real, practical value for chemists and organizations relying on fewer headaches and better batch-to-batch performance. Every improvement grows from actual use, measured results, and honest input from the field, making the product a trustworthy partner in demanding R&D and production environments.