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3,4-Diethoxybenzaldehyde

    • Product Name 3,4-Diethoxybenzaldehyde
    • Alias 3,4-Diethoxybenzenecarbaldehyde
    • Einecs 277-018-8
    • 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

    517940

    Product Name 3,4-Diethoxybenzaldehyde
    Cas Number 52120-15-3
    Molecular Formula C11H14O3
    Molecular Weight 194.23
    Appearance Pale yellow solid
    Boiling Point 314.7°C
    Melting Point 38-41°C
    Density 1.118 g/cm3
    Refractive Index 1.528
    Purity Typically ≥98%
    Smiles CCOC1=CC(=C(C=C1)OCC)C=O
    Solubility Soluble in organic solvents (e.g., ethanol, dichloromethane)
    Storage Conditions Store in a cool, dry place

    As an accredited 3,4-Diethoxybenzaldehyde factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 500g of 3,4-Diethoxybenzaldehyde is supplied in a tightly sealed amber glass bottle with a clear chemical label for identification.
    Shipping 3,4-Diethoxybenzaldehyde is securely packaged in sealed, chemical-resistant containers to prevent leaks or contamination. It is shipped according to relevant chemical regulations, with clear hazard labeling and documentation. The package is handled by certified carriers, ensuring safe transit, and is delivered promptly under controlled temperature and storage conditions as required.
    Storage 3,4-Diethoxybenzaldehyde should be stored in a tightly closed container, in a cool, dry, and well-ventilated area, away from incompatible substances such as strong oxidizers. Protect it from light and moisture. Keep the storage area free from ignition sources, and ensure proper labeling. Practice good hygiene and safety protocols to prevent accidental exposure or spills.
    Application of 3,4-Diethoxybenzaldehyde

    Applications of 3,4-Diethoxybenzaldehyde in Industrial Manufacturing

    As the actual manufacturer of 3,4-Diethoxybenzaldehyde, we supply this specialty aromatic aldehyde to a select group of downstream industries. Its performance is highly demanded in a range of niche chemical syntheses, where stringent regulatory control, controlled dosages, and integration into established processing schemes are decisive factors for our partners’ finished goods. Below, we outline verified, large-scale industrial applications within the pharmaceutical, agrochemical, and fine chemical sectors, based on first-hand manufacturing expertise.

    1. Pharmaceutical Intermediate for Active Pharmaceutical Ingredient (API) Synthesis

    Pharmaceutical producers incorporate 3,4-Diethoxybenzaldehyde as a key building block in the synthesis of complex APIs, especially for antihypertensive and central nervous system drug candidates. Its two ethoxy groups enable site-specific reactions in intermediate formation, and its introduction occurs during the core condensation step. Batch-to-batch consistency and impurity profile control are essential to support further pharmacological transformations down the pipeline.

    Industry compliance standards

    • Current Good Manufacturing Practice (cGMP, ICH Q7)
    • U.S. Pharmacopeia (USP) General Chapters — Residual Solvents and Impurities
    • EMA Guidelines on Starting Materials
    • ISO 9001:2015 Quality Management Systems

    Typical usage ratio

    • 0.5% – 3% w/w of overall intermediate mass (exact rate depends on target synthetic pathway and molecular transformation yield requirements)

    Downstream process integration

    • Charged during early-stage condensation reactions; typically combined with amines or hydrazines under controlled temperature and pH; followed by purification and isolation of substituted intermediates

    Final product types

    • API intermediates for antihypertensive agents
    • Precursors for antipsychotic drug development
    • Custom synthons for contract pharmaceutical manufacturing

    2. Building Block for Agrochemical Active Ingredient Synthesis

    Leading agrochemical manufacturers use this compound in heterocyclic ring-formation protocols for the development of novel fungicides and herbicide actives. It provides a crucial electron-donating aromatic framework required in benzimidazole, triazole, and related ring systems that underlie many crop protection molecules. Reaction scalability and full traceability of material origin are mandated during all production runs.

    Industry compliance standards

    • FAO/WHO Specifications for Plant Protection Products
    • EU REACH Regulation (EC) No 1907/2006, Annex VII–X
    • ISO 9001:2015 and ISO 14001:2015 Environmental Management
    • China National Standards for Pesticide Ingredients (GB/T)

    Typical usage ratio

    • 1.2% – 2.5% w/w of batch mass, adjusted based on active ingredient synthetic yield optimization and stoichiometric requirements for target molecule assembly

    Downstream process integration

    • Added at the heterocyclization stage; reacts with hydrazines or amines under catalyzed heating to form core structures; post-reaction purification by column chromatography or recrystallization

    Final product types

    • Benzimidazole-based fungicide intermediates
    • Herbicide precursor compounds with diaryl core units
    • Custom building blocks for specialty crop protection solutions

    3. Fine Chemical Intermediate for Dye and Pigment Synthesis

    Producers in the specialty colorant sector employ this aldehyde in the manufacture of high-purity azo and anthraquinone dyes for technical textiles and plastics coloration. The ethoxy groups support the synthesis of chromophores with unique solubility and lightfastness properties. Raw material consistency, regulatory status on aromatic precursors, and formula transparency are essential for market-access and product qualification.

    Industry compliance standards

    • OEKO-TEX® Standard 100
    • EU Regulation (EC) No 1907/2006 (REACH) – Annex XVII on Aromatic Amines
    • ZDHC MRSL (Zero Discharge of Hazardous Chemicals Manufacturing Restricted Substances List)
    • ISO 14001:2015 (for process integration)

    Typical usage ratio

    • 0.8% – 2% w/w in colorant synthesis reactions; specific dose set by coloring strength and target chromophore formation yield during scale-up

    Downstream process integration

    • Fed during diazotization or coupling reaction stages; paired with amine or ketone partners; process monitored for complete conversion and minimal aromatic impurity formation

    Final product types

    • Technical textile disperse dyes
    • Polymer-compatible pigment intermediates
    • High-stability solvent dyes for plastics and fiber applications

    4. Aroma Chemical and Fragrance Intermediate Production

    Aroma chemical manufacturers integrate 3,4-Diethoxybenzaldehyde into syntheses of high-value fragrance ingredients due to its distinctive aromaticity and its function as a selective precursor for alicyclic and aromatic aldehyde derivatives. Its use is strictly controlled, and the trace levels remaining in final blends are determined by both cosmetic regulation and customer specification.

    Industry compliance standards

    • International Fragrance Association (IFRA) Standards
    • EU Cosmetics Regulation (EC) No 1223/2009
    • IFRA/IOFI Labeling Manual and Allergen Management Guidelines
    • ISO 9235:2013 (aroma raw material definitions and purity)

    Typical usage ratio

    • 0.1% – 0.5% w/w of fragrance batch in blend formulations; level decided by desired olfactory profile threshold and compliance with residual ingredient restrictions

    Downstream process integration

    • Introduced as a selective aldehyde modifier or core fragment in multistage synthesis of aroma molecules; follows conversion to more complex aldehydic notes through selective reduction, acid-catalysis, or alkylation

    Final product types

    • Aldehydic fragrance compounds for fine perfumery
    • Intermediates for aroma chemicals in household and personal care products
    • Perfume grade modifiers and aroma extenders

    5. Precursor in Liquid Crystal Intermediate Manufacturing

    Specialty electronics and materials manufacturers select 3,4-Diethoxybenzaldehyde for advanced liquid crystal intermediate synthesis, where it acts as a structural motif for later introduction into biphenyl and terphenyl moieties. Its controlled reactivity assists in precise molecular engineering for display applications, defined by high purity benchmarks and trace materials traceability.

    Industry compliance standards

    • RoHS Directive (2011/65/EU) compliance for electronic components
    • REACH Regulation (SVHC monitoring for aromatic intermediates)
    • Japanese Chemical Substances Control Law (CSCL) for pre-manufacturing notification
    • ISO 9001:2015 for process control

    Typical usage ratio

    • 1% – 2% w/w in custom intermediate synthesis; dosing influenced by downstream substitution pattern and required purity of finished LC mixtures

    Downstream process integration

    • Added in condensation or Suzuki coupling stages to introduce ethoxy-functional aromatic cores; followed by deprotection or further functionalization steps for incorporation into LC materials

    Final product types

    • Intermediates for biphenyl-based liquid crystals
    • Ethoxy-substituted LC materials for advanced displays
    • Custom-designed mesogens for electronic and optical applications
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    Certification & Compliance
    More Introduction

    Understanding 3,4-Diethoxybenzaldehyde from the Manufacturer’s Perspective

    Working with 3,4-Diethoxybenzaldehyde in Today’s Chemical Industry

    Every batch of 3,4-Diethoxybenzaldehyde tells a story about consistency, reliability, and purposeful design. In a market where specialties often get defined by the subtle differences in a single molecular group, this compound serves as a workhorse across various segments, from fine chemical synthesis to pharmaceutical intermediates and advanced material applications. Our team has spent years refining the output quality of 3,4-Diethoxybenzaldehyde, paying close attention to what downstream processes demand.

    The core of this compound is a benzaldehyde central structure outfitted with two ethoxy groups at meta and para positions. Lab experience shows, time and again, that these ethoxy groups make a material difference—especially compared to other benzaldehydes or mono-alkoxy versions. They affect reactivity as much as solubility, which matters when clients look for consistent downstream results in applications such as condensation reactions or more complex molecule assembly.

    Reflecting on Years in the Lab: Real-World Considerations

    Staff at production sites often experience the unique requirements 3,4-Diethoxybenzaldehyde brings. Unlike heavily substituted or more basic benzaldehydes, its balance of electronic activation and steric bulk comes in handy for complex organic synthesis. Through years of supplying this molecule to researchers and production lines, it becomes clear that this substitution pattern is less about making a rarefied specialty and more about delivering a dependable intermediate for scalable workflows.

    From the first reaction vessels charged in early development trials, we discovered that the presence of both ethoxy groups influences both physical and chemical behavior. Batch-to-batch reproducibility depends strongly on purification controls. This experience affects how we evaluate each raw material before it even gets weighed for the first synthesis step.

    Standard models, with a purity typically over 98 percent by HPLC, have become the baseline for most research and commercial orders. Any hint of over-oxidation or residual starting material can throw off a multi-step sequence, which is why we stick to rigorous process analytics integrated throughout our batches. Whether the final user is running milligrams for analytical standards or prepping kilos for industrial runs, the expectation for consistency has pushed us to re-invest repeatedly in on-site analytical work, including NMR and GC-MS confirmation for every lot.

    Comparing with Other Benzaldehydes: Where Needs Diverge

    Colleagues sometimes ask why not use something simpler, like unsubstituted benzaldehyde, for similar applications. Experience shows that choice rarely comes down to availability alone—it’s the downstream properties that count. The dual ethoxy pattern of 3,4-Diethoxybenzaldehyde adds electron-donating characteristics that often accelerate certain condensation and addition reactions. This gives it a distinct advantage in select syntheses where timing, yield, or byproduct profile matter.

    Those working in dye intermediates or certain API synthetic routes value how 3,4-Diethoxybenzaldehyde can provide more predictable reaction profiles than stronger, bulkier alkoxy alternatives. Larger groups can slow the reactions or cause unwanted side reactions. Mono-alkoxybenzaldehydes, for their part, offer only half the stabilization, often leading to inferior performance where product specificity drives profitability.

    Within the manufacturer’s lab, we notice that the slight molecular bulk afforded by the extra ethoxy group also impacts crystallization and post-reaction workup steps. Operational experience underscores that users seeking high-purity downstream products prefer the way this compound solidifies cleanly, facilitates filtration, and dissolves with minimal organic residue—a collection of small points that mean smoother operation at scale.

    Practical Impacts on End Uses

    Pharmaceutical intermediates form one of the largest segments employing 3,4-Diethoxybenzaldehyde. Synthesis teams return to this aldehyde where selectivity in arylation, condensation, or acylation reactions is mandatory for regulatory compliance. Being involved in several custom synthesis partnerships over the years, we recognize that each subtle shift in the benzene ring can dramatically impact the clinical applicability of a final API.

    On the fine chemical synthesis side, the robustness of this compound comes forward during the building of dyes, flavors, and fragrance precursors. Even slight impurities or inconsistent response points can impact chromophore intensity or olfactory profiles. End users in these markets report improved batch stability and less need for re-processing, which saves both material and time.

    Laboratory staff at research parks and pilot plants appreciate that the product arrives ready for precise weighing and prompt reaction setup. Physical characteristics—such as solid form at ambient, high chemical stability under dry conditions, and clear melting behavior—reduce wasted time on pre-condition steps. Over years of manufacturing, we have been able to draw out best practices for storage and handling, extending shelf life beyond what most catalog suppliers claim.

    Adaptation to Market Changes and Customer Feedback

    Chemistry does not rest, and neither can process innovation. Regular feedback from specialty chemical formulators and pharma discovery projects prompts ongoing fine-tuning. For instance, law changes around solvent residues and impurity profiles have drawn our attention to solvent wash cycles, reinforcing the value of closed-system synthesis and more frequent lot validation.

    Over the last several years, tighter standards from client-side regulatory audits have triggered further investment in chromatographic purity confirmation, and we routinely benchmark against lots from other manufacturers. Detectable improvements, such as minimized trace oxidized byproducts or enhanced removal of related aromatic aldehydes, directly improve performance for our partners.

    Trace metal content, often overlooked in generic markets, presents risks in sensitive pharma or electronics material synthesis. In-house ICP-MS analysis ensures that each lot meets a practical threshold for even the most demanding specifications, preventing costly surprises downstream.

    Scale and Batch Management: Lessons from the Field

    On the manufacturing floor, even a small slip—shift in temperature ramp, uncontrolled mixing rates, unintended moisture ingress—shows up during the final QA process. Our production leads have learned that consistency at the kilo scale often rests on the technician's eye and hands, not just automation. Subtle signs in color, viscosity, or early melting transitions flag off-target results well before samples ship for third-party validation.

    Experience shows that seasonal temperature swings or variations in feedstock mineral content have a measurable impact on product purity, so careful environmental control consistently pays dividends. This means paying as much attention to raw material hydrogenation or ethanol supply as to the main condensation step.

    Average batch sizes range from hundreds of grams for early-stage collaborations up to multiple-kilo runs for regular commercial supply. Client orders often specify not only the main assay but also control points for low-level impurities. Delivery schedules and documentation have grown more complex as users in regulated fields—especially APIs and advanced polymers—scrutinize every lot number and analytical trace.

    Quality Assurance and Process Monitoring: What Sets Long-Term Producers Apart

    The true gap between a casual catalog production and dedicated manufacturing lies in the attention paid to every step. Routine checks do not just happen at final packaging. At least three internal verification stages—post-reaction, post-purification, and pre-drum filling—catch issues early. Analytical scientists within our tracks pool comparisons across batches, looking for trending changes that may not show up on a single QA report.

    Since smaller batches occasionally veer from target profile, the team validates new procedures with paired control runs and data logs across months. All solvents and cleaning protocols use a traceable batch system that reduces the risk of cross-contamination. Only trained staff with years of hands-on experience sign off on final release.

    Future plans center around further investment in real-time monitoring, integrating NIR or online NMR tools to spot unwanted side products before operators spot them. Large volume users expect same-day assurance on compliance metrics, and turnaround times reflect our success in cutting down unnecessary intermediate holds.

    Environmental and Safety Realities from Firsthand Handling

    Manufacturing aromatic compounds often comes with challenges that off-the-shelf suppliers rarely discuss. Teams at our facility equip themselves with enhanced PPE, scrubber systems, and monitored fume extraction to cut down emissions and exposure. Simple lessons, from ensuring desiccant quality in storage cabinets to designing ergonomically sound drum handling, prevent both waste and workplace incidents.

    The aldehyde functional group, along with the twin ethoxy rings, calls for careful waste stream segregation and solvent recycling at plant level. Waste minimization comes from unit operations—such as multi-stage distillation and membrane-based solvent cleaning—more than from simple process avoidance. Hands-on exposure to waste handling has shown that up-front investment in tight process control prevents last-stage surprises.

    Colleagues regularly calibrate fire suppression and gas monitoring gear, aligning both with insurance and regulatory requirements while also keeping actual plant conditions in mind. Sudden surges in room temperature or unplanned batch cleaning cycles have unexpectedly triggered safety responses, encouraging robust training and frequent internal audits.

    Traceability and Documentation: Lessons Learned from Audits and Partnerships

    With global supply chains tightening and customer traceability requirements growing, record keeping has shifted from paperwork afterthought to daily routine. QR-coded batch tracking, backed up by hard copy and digital logs, allows clients to follow each lot from raw material to finished drum. Recurring audits by quality teams—both in house and at customer sites—have transformed process mapping from compliance burden to business opportunity.

    Feedback from clients highlights the peace of mind they experience knowing exactly which process train produced their order. Implementation of barcoded packaging, together with secure chain-of-custody tracking, has cut down discrepancies seen in shared-market or brokered supply chains. Experience from supply gaps or shipping incidents drives staff to keep fallback contingency plans up to date, including rapid cleanout and parallel production site validation.

    Responsiveness in a Changing Regulatory and Market Environment

    Trends in health, safety, and environmental stewardship no longer wait for legislative pressure or client feedback—they often originate from direct contact with regulators or industry groups. Participation in working groups and knowledge exchanges with end users guides adjustments in trace impurities, packaging innovations, and safety data completeness.

    The rise of digital inventory control and real-time supply chain management now allows instantaneous updates to clients on inventory status or batch certification. Managers in charge of outbound logistics coordinate with customers, ensuring that every delivery not only meets documentation standards but aligns with traceability and labeling expectations—categories that continue to evolve year by year.

    Improving Product Value and User Experience: Ongoing Internal Efforts

    While 3,4-Diethoxybenzaldehyde continues to serve as a mainstay compound across sectors, persistent evaluation of both manufacturing efficiency and client benefit drives internal R&D. Small modifications to purification method—such as tweaking phase separation or solvent selection—reveal cost savings and reduced impurity profiles that benefit both manufacturer and end user.

    Occasional side-by-side testing with alternative suppliers regularly uncovers minor yet significant quality shifts, giving impetus to continuous improvement. Process upgrades often originate from line technician suggestions informed by their daily routine and eyes-on handling, rather than from empty audit targets. Control charting on even routine specifications builds a greater sense of ownership throughout the plant workforce, reinforcing shared commitment to output excellence.

    Looking ahead, automation paired with data-driven analytics promises improved responsiveness both for manufacturing teams and clients. Immediate access to deeper analytics—like impurity fingerprint matching or solvent usage optimization—shortens troubleshooting windows and increases overall satisfaction on both sides of the supply chain.

    Differentiators and Value Drivers from Manufacturing Experience

    Repeated interactions with advanced material and pharma developers show that ease of communication, transparency in supply, and proactive collaboration define the manufacturer relationship. Unlike generic catalog suppliers, the manufacturer able to adjust lot size, respond to feedback, and integrate technical requests into production distinguishes itself not simply by product, but by reliability and trust.

    The specifics of 3,4-Diethoxybenzaldehyde—a molecule that rewards downstream applications with stable reactivity, predictable workup, and tailored purity—rest upon the dedication of every team member involved. Each kilogram produced and shipped carries years of technical fine-tuning and client-focused adjustment. Hand-to-hand learning on the production line shows that progress comes less from sweeping changes and more from month-to-month consistency, open dialogue, and shared learning with those relying on the product in the field.

    Bridging Industry Needs with Ongoing Innovation

    Applying years of hands-on manufacturing brings a clarity that bridges both technical and practical realities in the world of specialty chemicals. 3,4-Diethoxybenzaldehyde, with its distinct dual ethoxy structure, illustrates how material differentiation results in concrete value for downstream users—not through claims of theoretical advantage but through reduction in waste, time, and process risk.

    Every improvement in trace impurity control, documentation, and delivery precision adds to the reputation and perceived value of the product. Research and production teams across client segments offer constant feedback; this direct channel drives iterative upgrades and supports a resilient market presence for the long term.

    Clients across laboratory, pilot, and industrial scales keep returning for something beyond commodity supply—they return for the assurance, rooted in daily practice, that each drum performs in line with their toughest requirements. This spirit of rigorous production, technical commitment, and collaborative change moves the field forward, one batch at a time.