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HS Code |
811937 |
| Chemical Name | 2,4-Dimethoxyphenyl Isothiocyanate |
| Cas Number | 18011-79-1 |
| Molecular Formula | C9H9NO2S |
| Molecular Weight | 195.24 g/mol |
| Appearance | Light yellow to yellow crystalline solid |
| Boiling Point | 148-150°C at 20 mmHg |
| Melting Point | 47-50°C |
| Density | 1.20 g/cm³ (approximate) |
| Solubility | Slightly soluble in water, soluble in organic solvents |
| Smiles | COC1=CC(=C(C=C1)N=C=S)OC |
| Pubchem Cid | 36688 |
| Storage Conditions | Store in a cool, dry, and well-ventilated place |
As an accredited 2,4-Dimethoxyphenyl Isothiocyanate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | A 25-gram amber glass bottle, tightly sealed, labeled with “2,4-Dimethoxyphenyl Isothiocyanate,” hazard warnings, and lot number. |
| Shipping | 2,4-Dimethoxyphenyl Isothiocyanate is shipped in tightly sealed containers, protected from light and moisture. It is classified as a hazardous material and requires proper labeling and documentation. Transport is typically by ground or air, in compliance with relevant regulations (such as DOT, IATA, or IMDG) to ensure safe handling and delivery. |
| Storage | Store 2,4-Dimethoxyphenyl Isothiocyanate in a cool, dry, and well-ventilated area, away from moisture and incompatible substances such as strong acids or oxidizers. Keep the container tightly closed and protected from light. Use appropriate personal protective equipment (PPE) when handling, and ensure storage in a labeled, chemical-resistant container in accordance with standard laboratory safety protocols. |
Applications of 2,4-Dimethoxyphenyl Isothiocyanate in Industrial ManufacturingAs the original manufacturer of 2,4-Dimethoxyphenyl Isothiocyanate, we supply this specialty intermediate for several focused sectors where performance, regulatory compliance, and process integration are critical. The sections below detail specific downstream application fields, reflecting real usage and industrial practice. 1. Pharmaceutical Intermediate Synthesis (Small Molecule Drug Development)This isothiocyanate compound is widely recognized in pharmaceutical R&D and manufacturing environments as a privileged scaffold for constructing thiosemicarbazone motifs during the synthesis of experimental APIs, anticancer agents, and selective enzyme inhibitors. In these processes, it functions mainly in the core fragment coupling stage, where its functional group chemistry allows precise thioamide bond introduction under controlled reaction conditions. Manufacturers monitor material addition and reaction progress by HPLC to maintain batch consistency and meet increasingly stringent regulatory demands. The link between input control and downstream bioactivity testing shapes the ratio and stage of its use. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
2. Agrochemical R&D: Herbicide and Pesticide SynthesisIn the agrochemical field, this isothiocyanate functions as a reagent for constructing thiazoline and thiourea cores within pre-emergent herbicide or soil fumigant development pipelines. Its structural features provide an essential starting point for selective sulfurization, usually under mild basic or acidic conditions, minimizing degradation of sensitive functional groups in multi-step syntheses. Downstream manufacturers closely track material handling via validated traceability systems to comply with environmental and worker safety directives. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
3. Specialty Dye and Pigment Intermediate ManufacturingDownstream manufacturers in the dye and pigment sector leverage this compound for the targeted functionalization of aromatic cores in the production of sulfur-containing dye intermediates and advanced pigment molecules. Its role centers on introducing the isothiocyanate group at a strategic step after diazotization or sulfonation, supporting high chroma and customized shade development for textile and ink industries. Tight documentation and trace impurity profiles are essential for meeting customer-specific color and stability demands as well as regulatory constraints. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
4. Advanced Polymer Additives and Crosslinking Agent SynthesisManufacturers specializing in high-performance polymers occasionally utilize this isothiocyanate derivative as a building block for sulfur-bridged crosslinkers, resin modifiers, and performance additive intermediates. This enables downstream integration into specialty resins that demand specific chemical resistance or thermal stability. Processing lines rely on in-line blending and batch QC sampling to ensure uniform integration, while SDS and workplace safety monitoring satisfy occupational exposure regulations. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
5. Chemical Probe and Diagnostic Reagent SynthesisIn chemical biology and diagnostics, laboratories and reagent producers use this compound as a selective derivatization reagent for synthesizing fluorescent or colorimetric probes targeting amino groups in protein modification studies. Its reactivity at mild temperatures protects protein conformation, enabling reproducible conjugation for reliable laboratory assays. Downstream QC documentation and analytical fingerprinting are critical for both institutional and commercial kit suppliers who must comply with international standards and provide consistent lot-to-lot performance. Industry compliance standards
Typical usage ratio
Downstream process integration
Final product types
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Our facility produces 2,4-Dimethoxyphenyl Isothiocyanate, a specialty intermediate that’s found growing demand among medicinal chemists and agrochemical formulators. Unlike the approach of trading houses that re-label drums, we start with raw starting materials and monitor every step, from methoxy substitution all the way to isothiocyanate formation. This ensures the batch reproducibility that keeps our regular partners loyal, project after project.
In the laboratory, chemists look for molecular building blocks that offer both functionality and reliability. Our 2,4-dimethoxy-substituted aryl isothiocyanate combines the right reactivity for coupling reactions with the added value of the methoxy groups. It does not break down easily in standard work-ups or lose its punch during purification, even under the demands of scale-up synthesis.
The route we use avoids corrosive reagents and minimizes by-products that can show up as impurities in HPLC specs. Our hands-on experience tells us that every percent in purity translates to performance at the next synthetic step. Tight control over reaction parameters translates into cleaner, more reliable isothiocyanate. Customers have noticed that our product’s color and handling properties show less batch-to-batch drift, which shortens their own QC schedules and helps their own analytical teams focus on development, not troubleshooting.
Each lot of 2,4-Dimethoxyphenyl Isothiocyanate leaves our door with purity always above 98%, typically in the 99% range by both GC and HPLC. Moisture control takes on special meaning in isothiocyanate chemistry. Water traces can mean the difference between a crisp coupling yield and a fussy side reaction. From our end, we dry all material to below 0.5% moisture by Karl Fischer analysis. Off-odors, dark spots, or inconsistent melting are simply not tolerated – our own downstream QC chemists would flag such lots before they ever ship.
Every process step reveals real-life surprises, so it pays to invest attention as well as equipment. Early on, we learned that temperature ramp-up rates have a huge impact on isothiocyanate formation. A slow, carefully controlled addition yields a lighter-colored material free of tarry residues. Too fast, and the batch fouls the glass, forcing a tough clean-up and wasted time. These are the sorts of “lesson learned” details that don’t always end up in method sections, but drive the difference between supplier promises and customer results.
Another observation: storage stability earns more long-term praise than almost any other property. Our warehouse runs on tight humidity targets with full nitrogen backfill. Keeping the product away from atmospheric moisture prevents hydrolysis and preserves free-flowing, crystalline solid rather than sticky clumps. Over months of storage, this lets our material retain its reactivity—a feature too often overlooked when buying through non-producer channels who pass off old stock under a new lot number.
Isothiocyanates have earned a following in medicinal and crop synthesis for their ability to install sulfur- and nitrogen-rich moieties. In our own process development laboratories, 2,4-Dimethoxyphenyl Isothiocyanate regularly features as a core substrate for urea and thiourea derivatives. The dual methoxy pattern raises the electron density, making the aryl group more reactive in nucleophilic attack while also improving the solubility in polar organic solvents.
Customers in API research find our product especially useful for synthesizing kinase inhibitor motifs and for fragment-based drug libraries. We’ve seen our lots go into early-stage work on heterocyclic scaffolds and specialty dyes, where purity and lack of polysulfide contamination make all the difference. In plant research, our material often ends up as a segment in new herbicide structures. The difference comes through not only in reaction yield, but in the color and homogeneity of the finished products.
A glance at the market reveals plenty of isothiocyanates with single methoxy or unsubstituted phenyl rings. Many of those arise as bulk-phase chemical output from mass-production zones. 2,4-Dimethoxy substitution, on the other hand, means starting from a more specialized aniline which rarely comes cheap or easily available in tonnage lots. This gives the 2,4-dimethoxy variant a distinct edge in terms of both selectivity and final application—whether as a backbone in challenging C-N and C-S coupling, or a smart intermediate letting chemists tune solubility and reactivity.
We do not cut corners with recycled solvent systems or second-sort anilines. Each upstream raw material is checked and double-checked for both trace impurities and correct substitution, given how readily a positional mix-up ruins a batch. Our plant-wide digital traceability system tracks lot genealogy across both chemical analysis and operations, something not easily matched by traders or brokers with indirect supply chains.
Long-standing partnerships don’t form by chance. As seasoned producers, we have experienced demand spikes and sudden supply chain crunches. Many competitors scramble during raw material shortages. By locking in relationships upstream and never relying on a single-source procurement model, we keep production running smoothly, even in turbulent market cycles.
Quality in specialty chemicals often degrades with excessive storage or frequent handling—particularly in compounds with isothiocyanate groups that can self-polymerize or hydrolyze in the presence of adventitious moisture. To counter this, every drum and container shipped from our site follows tightly enforced packing protocols. In practice, this means protective liners as well as batch-level inert gas treatments during sealing. We catalog every return or quality claim by customers, and any off-spec lot that does make it out gets full, open investigation, with credit or exchange as needed. These open policies form the base for scientific trust, rather than just transactional volume.
Most of our valuable process changes start as feedback from the bench—the chemists who use the material, not just the managers who sign the purchase orders. Direct conversations reveal practical tips: Does our compound dissolve evenly during library prep? Does it cause skin or eye irritation despite full adherence to GHS labeling? Does the packaging break seal after long-term transit, causing aroma to escape and neighbors to complain? Listening to front-line users feeds back into our operational changes as much as internal review or audit protocol.
For example, customers flagged a minor problem with static charge during the cold-dry months, which led us to adjust particle size and handling aids. Simple, but effective, and tailored to the real-world laboratory environment, not just the spec sheet vision. We rely on these cycles of joint improvement for both product and packaging, and regard them as critical for building credibility in research-heavy fields where “fit for use” really means something.
Budget options flood the market, but the true, hidden costs only appear on the back end—failed synthesis, purification struggles, endless QC cycles, or outright batch rejection. By providing a focused, high-purity 2,4-Dimethoxyphenyl Isothiocyanate with tight repeatability, we give research chemists a head start, not a headache. More than a few customers have told us that, after switching from generic or trader-provided isothiocyanates to our facility’s output, they gain back weeks per year in combined labor and consumables. From our shop floor, that means we have done our job well—not just making a sale, but providing a result.
Customers regularly approach us for insight on upscaling synthesis. Scaling from grams to hundreds of kilograms with specialty products like 2,4-Dimethoxyphenyl Isothiocyanate means risk: crystalline changes, trace impurities, “unknown” peaks in spectroscopic readouts. Over time, we documented every adjustment—from solvent choices and agitation speeds to filtration aids and crystallization conditions. The knowledge is both codified in-house and openly shared with regular partners, so nobody faces the same mistake twice. Complex questions about compatibility, stability, or reactivity do not get pushed to the back burner or deflected—answers come from direct hands-on history rather than generic product notes.
Another recurring question involves regulatory compliance. While 2,4-Dimethoxyphenyl Isothiocyanate is not itself a finished pharmaceutical or agrochemical, it must fit into tightly governed application systems. Our compliance team monitors both local and abroad guidelines on shipping, hazard classification, and end-use reporting. We proactively review regulatory shifts that could impact supply and promptly communicate in plain language when changes occur.
A good product is the result of skilled labor, thorough oversight, and capital investment. We maintain active education programs in our plant—technicians, quality leads, shift managers keep up with new purification equipment or safety caps. Refresher courses and cross-training maintain both morale and output, lowering risks of human error in processes demanding this level of sensitivity.
New sensor tech and process analytical tools have let us spot emerging side reactions, temperature spikes, or trace colored impurities a full step ahead of batch test results. Real-time feedback has helped sharpen each process, and findings are relayed daily in our production meetings. By prioritizing both team and technology, we give our customers a level of reliability that makes their own planning much smoother.
A responsible manufacturer does not ignore the waste generated during specialty production. We routinely recover and recycle solvents, acid scavengers, and by-products. Anything that can be re-purposed safely is looped back into upstream operations. Waste management is handled in strict compliance not as a checkbox, but out of respect for both the environment and our own community. Losses from poor containment or improper storage do not just hurt the bottom line—they degrade the trust placed in the facility by surrounding towns and the workforce.
Mastery of chemical production demands both technical expertise and a commitment to learning. Every customer project adds to the pool of lessons, and every batch analyzed deepens our understanding of what makes for a top-tier 2,4-Dimethoxyphenyl Isothiocyanate. With years of focus in the field, feedback from talented chemists, and investment in process control, we continue to supply a product trusted by researchers, developers, and innovators across the globe.
From raw material selection, through carefully controlled manufacture, to post-delivery support, everything we do aims to provide not only a chemical compound but a foundation for real scientific advancement. We do not rely on repackaging or relabeling. Ours is the voice of the producer, shaped by years of practical steps, honest communication, and genuine care for the outcomes our partners need.