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HS Code |
432184 |
| Chemical Name | Ethyl 3,4-Dimethoxyphenylacetate |
| Cas Number | 20394-96-5 |
| Molecular Formula | C12H16O4 |
| Molar Mass | 224.25 g/mol |
| Appearance | Colorless to pale yellow liquid |
| Boiling Point | 155-157°C at 11 mmHg |
| Density | 1.123 g/cm3 |
| Refractive Index | 1.511-1.513 |
| Smiles | CCOC(=O)CC1=CC(=C(C=C1)OC)OC |
| Purity | Typically ≥98% |
| Storage Temperature | Store at 2-8°C |
| Solubility | Insoluble in water; soluble in organic solvents |
As an accredited Ethyl 3,4-Dimethoxyphenylacetate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Ethyl 3,4-Dimethoxyphenylacetate, 100g: Sealed amber glass bottle with tamper-evident cap and chemical-resistant label displaying product details and safety information. |
| Shipping | Ethyl 3,4-Dimethoxyphenylacetate is typically shipped in sealed, chemical-resistant containers to prevent contamination and leakage. It should be handled in accordance with standard chemical safety protocols, including labeling and documentation. Transportation follows regulations for non-hazardous organic compounds, ensuring protection from physical damage, excessive heat, and direct sunlight during transit. |
| Storage | Ethyl 3,4-Dimethoxyphenylacetate should be stored in a tightly sealed container, kept in a cool, dry, and well-ventilated area away from direct sunlight, heat, and sources of ignition. Avoid contact with strong oxidizing agents. Ensure proper labeling and segregation from incompatible substances. Store at room temperature and protect from moisture to maintain chemical stability. |
Applications of Ethyl 3,4-Dimethoxyphenylacetate in Industrial ManufacturingEthyl 3,4-Dimethoxyphenylacetate supports several specialized chemical manufacturing routes. Our production focuses on supplying consistent quality material for downstream sectors requiring strict process control and regulatory compliance. Below, we detail critical application segments and real-world integration in advanced manufacturing. 1. Pharmaceutical Intermediate for Cardiovascular APIsManufacturers use Ethyl 3,4-Dimethoxyphenylacetate as a starting intermediate in the synthesis of selective calcium channel blocker APIs, especially diltiazem derivatives. Our material consistently meets the requirement for high purity to prevent residual impurities in API synthesis. Production chemists charge the ester at the alkylation or condensation stage, where its functionalized phenylacetate core enables high-yield downstream transformation. Our technical team supports process verification and documentation for regulatory submissions, including Drug Master File (DMF) referencing and repeat batch analysis. Industry compliance standards
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2. Fine Chemical Building Block for Flavor and Fragrance AldehydesAromachemical companies value Ethyl 3,4-Dimethoxyphenylacetate as a key precursor for synthesizing substituted benzaldehydes and styrene derivatives, used in high-end fragrance accords and flavor enhancers. This ester tolerates selective oxidation and functionalization techniques, minimizing formation of byproducts. The chemical’s compatibility with process-scale continuous reactors supports efficient production of key aldehyde components, especially for perfumeries and flavor houses working under global food safety frameworks. Industry compliance standards
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3. Advanced Materials: Precursor for Electroactive PolymersManufacturers of specialty polymers utilize Ethyl 3,4-Dimethoxyphenylacetate in producing monomers with fine-tuned electronic and dielectric properties. The dimethoxy substitution pattern permits subsequent derivatization to conjugated units for charge transport materials. Our consistent lot-to-lot quality ensures predictable polymerization behaviors and dielectric constant specifications, critical for capacitor films, OLED matrices, and flexible printed electronics. Collaboration with R&D teams supports custom technical documentation for customer technical files and performance benchmarking. Industry compliance standards
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4. Agrochemical Intermediate for Herbicide SynthesisAgrochemical formulators employ Ethyl 3,4-Dimethoxyphenylacetate in multi-step processes for synthesizing heterocyclic herbicide active ingredients, particularly those requiring aromatic substitution as part of the bioactive core. The material enters the synthesis as a controlled nucleophile or electrophile, allowing targeted coupling with diazines or triazoles. Strict traceability enables complete batch tracking for regulatory inspections and export declarations, while validated impurity profiles minimize off-target impacts in agricultural settings. Industry compliance standards
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Over the years in our chemical production facilities, Ethyl 3,4-Dimethoxyphenylacetate has stood out as a dependable choice for pharmaceutical, flavor, and aromatic chemical development. Our experience producing tonnage batches of this compound has reinforced its value in specialized synthesis, making it distinct among aromatic acetate esters. Customers regularly approach us with projects that demand consistency, proven analytical provenance, and minimal trace contaminants—requirements that can pose a challenge for less-experienced players or casual resellers. From manufacturing line calibration to packaging, we approach every order with a focus on meeting both established protocols and the practical needs lab staff face day-to-day.
We have refined our production processes to offer physically pure Ethyl 3,4-Dimethoxyphenylacetate with a typical GC-purity of 99% or higher. In-house, we operate under controlled temperatures and inert atmospheres to prevent side reactions during esterification and distillation. As a result, our material matches the C12H16O4 molecular fingerprint, with a clearly defined boiling point and negligible water content—a factor that chemists appreciate during scale-up or repeat batch production. The clarity and pale coloration of our product reflect careful filtration and handling, and we conduct rigorous batch-by-batch analytical verification rather than leaning on theoretical targets.
Years of handling bulk orders have taught us the risks of sub-threshold impurities, which can go unnoticed until downstream failures pop up. Instead of just chasing analytical results, we observe consistency by maintaining equipment at strict hygiene standards and checking feedstock quality before the reaction ever begins. Our finished product meets the high-specification needs of medicinal chemistry, flavor creation, or specialty aroma research. It pours fluidly, stores reliably at room temperature in most conditions, and shows a stable shelf life under correct warehousing—less time wasted for plant managers and more confidence for quality leads.
Friends in the synthetic organic community often share stories of chasing rare intermediates, and Ethyl 3,4-Dimethoxyphenylacetate keeps coming up as a key building block. Its methoxy substitutions on the benzene ring offer chemists a platform for further transformations on the phenylacetate backbone, opening routes to a range of active pharmaceutical ingredients. Having participated in custom synthesis for biotechnology companies, we understand the need for tight process control—no one wants to deal with unpredictable byproduct contamination. This compound lets development teams focus on purposeful derivatization, not recovery from upstream failures.
In the flavor and fragrance industry, our product finds regular use as a stable, low-odor substrate suited for oxidative coupling and esterification. In contrast, more volatile or less pure ester alternatives often skew the aroma profile or introduce off-notes—issues that can derail a developer’s project timeline. By investing in robust purification and exhaustive preparative work, we help formulators experiment with confidence, knowing product variability will not undermine their results. Over time, users have discovered that small differences in starting material lead to big changes in the final outcome, especially when scaling up production from lab to pilot to full commercial runs.
Ethyl 3,4-Dimethoxyphenylacetate may share structural similarities with other phenylacetate esters, but practical experience shows major differences in workability and downstream compatibility. Manufacturers who have processed the crude ester without full purification report batch inconsistencies and troublesome side products, translating to actual cost overruns rather than hypothetical risk. Unlike simpler analogs, our product’s dual methoxy substitutions make it less susceptible to oxidative degradation and less prone to unwanted color development during long storage or elevated temperature exposure.
Some buyers notice that lower-grade or impure analogs generate haze or separation when added to certain solvents—a problem that can throw off critical reactions or confuse analytical detection methods. We take pride in eliminating these frustrations through careful drying, filtration, and monitoring through cutting-edge HPLC and GC-MS equipment. By not skipping steps, we repeatedly prevent the sort of setbacks that leave research teams chasing documentation, cleaning glassware, or reordering prematurely. This translates to reliable performance, especially for customers who convert our compound into more complex molecular frameworks or active ingredients.
Differences also show up in reaction yields, processing times, and storage qualities across batches. One reason is the prevalence of trace aldehydes or over-esterification byproducts in hastily prepared material. Addressing these at the source pays off: extended shelf life and lower scrap rates. End users in pharmaceuticals or regulatory-laden industries regularly highlight audit visits, where traceability and consistency are non-negotiable. A single outlier batch can mean months of paperwork or project delays. As a manufacturer who’s been through these audits, it’s clear that the extra rounds of purity and identification testing aren’t window-dressing—they’re what keeps supply lines running season after season.
Scaling up Ethyl 3,4-Dimethoxyphenylacetate is never just about chemistry. From our operations floor, results hinge on team training, raw material sourcing, and preventive equipment maintenance. A clogged condenser or fouled reaction vessel has knocked out more than one production run at critical moments. A robust supply chain for starting materials isn’t theoretical—it comes from hard work building lasting relationships with dependable partners, and we pass those benefits directly to our customers.
In our facility, we standardize tank washing, solvent checks, and sampling protocols, because experience shows that a shortcut here creates headaches down the line. Regular refresher training for our technical crew reduces operator error, which in turn keeps rejection rates low and customer satisfaction high. When deviations do crop up, our response has always been to circle back to root cause, whether through supplier engagement, tweaking process settings, or updating analytical procedures. The result: stability for both high-volume and specialty order clients, instead of chasing crisis management.
We also share feedback with academic partners, since bench-top methods sometimes miss challenges of full-scale production. By collaborating through joint projects or technology exchanges, we offer practical, immediate improvements—more accurate impurity profiling, better methods for isomer discrimination, and upgrades to semi-automated blending and packaging. Each cycle through this loop adds to the assurance we deliver with every shipment, no matter its size or time of year.
Our satisfaction surveys indicate that consistent purity—measured by direct comparison with NMR and GC-MS reference materials—ranks as the most-cited reason for continued business. Actual process records from the past five years show product returns on Ethyl 3,4-Dimethoxyphenylacetate are vanishingly rare, and traceable raw batch numbers and COAs have cut client prequalification timelines nearly in half. Few things build a reputation like word-of-mouth among chemists: more than three-quarters of our new Ethyl 3,4-Dimethoxyphenylacetate inquiries come from direct referrals, especially from teams who previously struggled with reproducibility from general-purpose chemical houses.
Our post-shipment storage trials in controlled warehouses show shelf stability at typical ambient conditions for at least two years. Routine checks routinely confirm there’s no increase in acidity, no detectable haze, and no decline in chromatographic profile. This contrasts sharply with samples sourced from older or lower-quality manufacturers; customers routinely send us comparative profiles demonstrating the presence of breakdown products or color changes. We believe transparency in batch documentation and ongoing support for customer troubleshooting back up these results in a field where “nearly pure” rarely passes muster.
Every year, auditor visits test our records and processes against international benchmarks. Over a decade, our plant’s audit reports show zero significant deviations assigned for product quality and batch traceability. This unbroken record lets our clients avoid red-flag issues during their own regulatory submissions or GMP audits, giving them a clear route to timely product launches and fewer unplanned plant shutdowns.
Over the decades, we've learned customers run into stubborn headaches with off-brand Ethyl 3,4-Dimethoxyphenylacetate: higher than expected costs, process upsets, and unplanned downtime from off-quality batches. To fix these issues, we recommend a shift away from the purchase-price mindset and towards long-term supplier partnerships with traceable, proven track records. Rather than relying on end-of-batch “spot checks,” we embed process analytical testing throughout production, limiting the chance that subpar lots ever get bottled.
Another answer lies in tight feedback loops between manufacturer and user. We routinely host joint process reviews, sharing not just data but first-hand experience on handling, blending, and process optimization—especially when introducing Ethyl 3,4-Dimethoxyphenylacetate into new product lines. Making ourselves available for technical support (including custom analytical requests) eliminates the lag time customers experience with generic resellers. Our direct relationships often reveal hidden use cases or ways to shave precious time off project development cycles.
We’ve also invested heavily in semi-automated packaging and batch tracking, which prevents mix-ups during peak seasons. Our logistics crew checks storage and transit data in real time, routing product to avoid prolonged exposure to environmental extremes. By using data logging and routine physical checks over just-in-time shipping philosophies, we have largely eliminated the costly waste associated with destabilized or aged product by the time it arrives at a customer’s dock.
Controlling input quality means tracking raw material suppliers for process solvents, starting phenylacetic acid analogs, and cleaning supplies. Disruption risk—like supply shocks for base chemicals—gets managed through backup inventory and diversified sources. As a manufacturer, we rely on technology sharing within our industry networks, helping us forecast potential materials issues and respond proactively, rather than being caught flat-footed when global markets shift.
Regulatory scrutiny has grown worldwide. This affects not just the top brands, but every link in the manufacturing chain. We view transparency not as an achievement, but as a process: real-time visibility from plant floor to documentation desk and onward into customer hands. Handling Ethyl 3,4-Dimethoxyphenylacetate brings home how much trust matters, especially for pharmaceutical and flavor producers who face inspection or novel product launch. From the first inquiry through final shipment, we provide complete, legible documentation—never generic, never vague.
Instead of treating every customer alike, we tailor both documentation style and logistical supports to each client’s requirements—pharmaceuticals, food production, pilot research, or specialty chemical development. Our in-house regulatory team reviews each record for clarity because we’ve seen how ambiguity in paperwork can stop projects cold or spark unnecessary regulatory concerns.
By keeping lines open before, during, and after shipment, our technical sales and support teams don’t just answer routine questions—they coach customers through process improvement, troubleshooting, or formulation tweaks influenced by real-world lab work, not just theory or best guesses.
Our approach centers on steady, incremental improvements. Instead of chasing novelty for its own sake, we’ve found that deeply refining existing processes yields bigger payoffs—more reliable product every batch, less energy waste, and less potential for operator error or product recall. Innovation comes from real data—customer returns, in-plant trial runs, lab-based feedback—rather than abstract KPIs. Every contribution from our plant engineers, QC analysts, and logistics specialists ties directly to customer outcomes. A strong pipeline of high-purity Ethyl 3,4-Dimethoxyphenylacetate means less scrambling for reformulation, less down time, and more bandwidth to focus on the next breakthrough.
We collaborate with equipment vendors, university labs, and niche application startups to keep our processes sharp, testing adoption of new analytical methods, green chemistry solvents, and energy-saving recycling programs. These partnerships give us a close lens on future shifts in both regulatory and technical landscapes, letting us anticipate new demands in trace detection, shelf-life extension, or custom packaging for Ethyl 3,4-Dimethoxyphenylacetate—not simply reacting, but leading.
No one understands the needs of an end user better than the user herself. We’ve learned the most by listening: to the R&D chemist refining a new step, the plant manager chasing uptime, the regulatory lead preparing for an audit, and the technical buyer measuring product lifecycle costs. Their stories, frustrations, and triumphs guide our investments, drive procedural improvements, and shape the support we offer.
Direct communication between customer and plant chemists unlocks collaboration and creative problem-solving. Our teams appreciate constructive critique and welcome process feedback, even when it means more work or change. We know trust must be earned, not assumed. By being present before the sale, during shipment, and after, we build long-term relationships that weather industry shifts and support both our growth and that of our clients.
Our involvement in every stage of Ethyl 3,4-Dimethoxyphenylacetate production has taught us that trust, traceability, and technical excellence are more than marketing slogans—they’re the daily reality that keep our customers competitive. This compound may look like others on the market, but experience proves the smallest differences can ripple through entire projects. Meticulous handling, robust process design, and transparent communication empower customers to innovate without second-guessing the materials they rely on. We stand by our Ethyl 3,4-Dimethoxyphenylacetate not as a commodity, but as a reflection of our commitment to everyone who chooses to build with it.