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4'-Phenoxyacetophenone

    • Product Name 4'-Phenoxyacetophenone
    • Alias Benzoyl phenyl ether
    • Einecs 220-491-7
    • 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

    178262

    Chemical Name 4'-Phenoxyacetophenone
    Cas Number 771-97-1
    Molecular Formula C14H12O2
    Molecular Weight 212.24 g/mol
    Appearance White to off-white solid
    Melting Point 81-84 °C
    Boiling Point 354.5 °C at 760 mmHg
    Density 1.16 g/cm3
    Solubility Insoluble in water, soluble in organic solvents
    Smiles CC(=O)C1=CC=C(C=C1)OC2=CC=CC=C2
    Inchi InChI=1S/C14H12O2/c1-11(15)12-6-8-14(9-7-12)16-13-4-2-3-5-10-13/h2-10H,1H3
    Refractive Index 1.598

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

    Packing & Storage
    Packing 4'-Phenoxyacetophenone, 25g: Supplied in a clear, sealed glass bottle with a tamper-evident cap and label detailing product information and hazards.
    Shipping 4'-Phenoxyacetophenone is typically shipped in securely sealed containers to prevent leaks or contamination. It should be stored and transported at room temperature, away from direct sunlight, heat, and incompatible substances. Proper labeling and documentation must be included, complying with local and international chemical transportation regulations. Handle with standard safety precautions.
    Storage 4'-Phenoxyacetophenone should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from direct sunlight and incompatible substances such as strong oxidizers. Keep it at room temperature and protect it from moisture. Ensure proper labeling and secure storage to minimize the risk of spills or accidental exposure. Follow standard laboratory safety protocols.
    Application of 4'-Phenoxyacetophenone

    Applications of 4'-Phenoxyacetophenone in Industrial Manufacturing

    4'-Phenoxyacetophenone serves as a critical intermediate in several advanced industrial applications, delivering targeted performance benefits in regulated downstream sectors. As a direct manufacturer with stringent quality oversight, we supply this material for specialty use in compliant formulations, particularly where controlled purity and reproducibility are required for further synthesis or product integration. Below, we outline key application scenarios in which this compound has a verifiable record of industrial deployment, detailing compliance obligations, dosage strategies, integration into manufacturing stages, and typical finished goods.

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

    This compound functions as an intermediate in synthesizing select non-steroidal anti-inflammatory APIs through Friedel–Crafts acylation or etherification pathways. Its high assay and defined impurity profile support the stringent material traceability demanded by pharmaceutical production, where reproducibility in multi-step synthesis affects API batch consistency. Manufacturers use the material in the early to mid-stages of process routes, particularly where phenoxy structures are foundational to final bioactive molecules.

    Industry compliance standards

    • ICH Q7: Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • US FDA 21 CFR Part 210/211 (Current Good Manufacturing Practices)
    • EU GMP Guidelines, Part II (APIs)
    • USP/NF and EP monograph conformity for designated downstream APIs

    Typical usage ratio

    • Entry ratio usually 0.9–1.1 molar equivalents, based on target API pathway; precise loading adjusted to minimize side-products and maximize crude yield in stepwise synthesis.

    Downstream process integration

    • Charged in the protected phenolic ether formation step; follow-up purification via recrystallization or chromatography before continued transformation toward the target API.

    Final product types

    • Finished APIs for antipyretic and anti-inflammatory solid oral dosage forms (e.g., tablets, capsules)
    • Sterile bulk APIs for parenteral formulations (following subsequent API manufacturing steps)

    2. Intermediate in UV-Absorber (Benzophenone-based) Synthesis

    Specialty chemical companies employ this material as a phenoxy group donor in the manufacture of UV-absorber compounds applied in plastics and coatings, especially for polycarbonate, polyurethane, and acrylic systems. The controlled substitution pattern ensures improved light stability and weather resistance performance in final use. Batch traceability and consistent melting range are particularly important for robust downstream formulation practices.

    Industry compliance standards

    • REACH Regulation (EC) No 1907/2006 for downstream chemical safety
    • ISO 9001:2015 Quality Management for production traceability
    • ASTM D3424 and D5208 for weathering/UV stability testing in polymer products
    • FDA 21 CFR 175.300 for select food-contact coatings (where applicable to final UV-absorber use)

    Typical usage ratio

    • Feeds at 1.0–1.3 molar equivalents in etherification or acylation step relative to coupling partner; proportion tuned to target UV-absorber substitution efficiency and minimize unreacted phenoxy moieties.

    Downstream process integration

    • Incorporated during nucleophilic substitution on aromatic rings for UV-absorber precursor construction; followed by condensation, purification, and subsequent formulation into commercial stabilizer blends.

    Final product types

    • UV-absorber additives for weather-resistant plastics, foils, and molded polycarbonate articles
    • UV-stable clear coatings for automotive and architectural applications

    3. Building Block for Liquid Crystal Monomers (Electronic Displays)

    Manufacturers of advanced display materials utilize this compound for assembling specialty monomers in the production of thermotropic liquid crystals. High purity and moisture control are essential, as impurities may disrupt phase transition behavior and degrade finished display performance. The phenoxyacetophenone moiety is introduced into rigid core structures, directly influencing alignment, clearing temperature, and thermal stability of downstream formulations.

    Industry compliance standards

    • RoHS Directive 2011/65/EU (Restriction of Hazardous Substances for electronic components)
    • TCLP (Toxicity Characteristic Leaching Procedure) for material safety assessment
    • ISO 14001 Environmental Management for sustainable raw material supply
    • Internal panel-grade QC protocols established by major LCD/OLED manufacturers

    Typical usage ratio

    • Typically 0.8–1.2 molar equivalents in phenoxy group transfer step within multi-step monomer synthesis; ratio dynamically adjusted to balance process yield and monomer functionality.

    Downstream process integration

    • Fed into Williamson ether synthesis or acylation reactions under precisely controlled temperature and inert atmosphere; intermediate purified before final coupling to form proprietary mesogenic materials.

    Final product types

    • Specialty monomer stocks for television and smartphone LCD, TFT, and flexible OLED panels
    • Ready-to-use liquid crystal mixtures for display assembly lines

    4. Advanced Intermediate for Cosmetic Ingredient Synthesis

    In specialty cosmetics manufacturing, the compound acts as a key intermediate for synthesizing phenoxy-derivatized aromatic esters used in UV-filtering and skin conditioning agents. Its high batch-to-batch consistency and compatibility with process solvents suit regulated production requirements. Cosmetic ingredient producers emphasize trace impurity levels and tight control of phenolic by-products to comply with international market regulations.

    Industry compliance standards

    • EU Cosmetic Regulation (EC) No 1223/2009
    • ISO 22716:2007 (Cosmetic Good Manufacturing Practices)
    • IFRA Standards for fragrance and cosmetic ingredient safety
    • US FDA Voluntary Cosmetic Registration Program (VCRP)

    Typical usage ratio

    • Used at 0.7–1.0 molar equivalents in transesterification or acylation with fatty alcohols; blend ratio refined to minimize free phenol content and optimize esterification yield.

    Downstream process integration

    • Added during early-stage aromatic ester synthesis; subsequent product purification by distillation or chromatography before formulation into UV filters, emollients, or anti-photoaging additives.

    Final product types

    • UV-filtering esters for sunscreens and facial care
    • Skin conditioning agents in emulsions, lotions, and specialty cosmetic gels

    5. Precursor in Advanced Agrochemical Formulations (Herbicides)

    The material is employed by agrochemical manufacturers to construct select diphenyl ether herbicide scaffolds, serving as a source of phenoxy functionality essential for the activity of the final active ingredient. Downstream synthesis emphasizes minimal carryover of impurities and consistent material characteristics to meet regulatory submissions and environmental assessments.

    Industry compliance standards

    • FAO/WHO Specifications for Plant Protection Products
    • OECD Guidelines for Testing of Chemicals (batch-level safety evaluation)
    • ISO 9001:2015 for production and QC documentation
    • EU Regulation (EC) No 1107/2009 for Plant Protection Products

    Typical usage ratio

    • Implemented at 1.0–1.2 molar equivalents in aromatic coupling as part of the scaffold-building steps; ratio checked according to target yield, process mass intensity, and regulatory impurity thresholds.

    Downstream process integration

    • Participates in Grignard or Ullmann-type coupling to deliver phenoxy linkage on aromatic rings; subsequent stages include purification, formulation with adjuvants, and microencapsulation for field-ready forms.

    Final product types

    • Selective herbicide actives for cereal, soybean, and broadacre cropping
    • Granular and suspension concentrate forms for direct field application
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    Certification & Compliance
    More Introduction

    Introducing 4'-Phenoxyacetophenone: A Key Intermediate for Advanced Chemical Synthesis

    Experience with 4'-Phenoxyacetophenone Production

    Each kilogram of 4'-Phenoxyacetophenone that leaves our facility reflects our commitment to quality control, transparency, and collaborative development. Over the years, we have refined our manufacturing process, prioritizing purity and consistent yield with every batch. Our equipment, maintenance schedules, raw material sourcing, and waste reduction methods respond directly to years of feedback from research labs and production managers who depend on performance and reliability.

    In practice, 4'-Phenoxyacetophenone synthesis presents a challenge during the acylation stage. Impurities like unreacted phenol derivatives and incomplete acetophenone conversions threaten both stability and downstream results. We tackle these risks by controlling our reaction rates with precise temperature monitoring, employing high-efficiency distillation, and supporting staff training focused on batch analysis. From the day an order is placed, it follows a process charted out by decades of technical expertise.

    Understanding the Chemical: Model and Specifications

    4'-Phenoxyacetophenone holds the chemical structure C14H12O2 and displays as a pale beige crystalline solid. The melting point falls between 62 and 66°C under standard conditions, and its molecular weight fixes at 212.25 g/mol. Quality standards for each dispatch require an HPLC purity exceeding 99%, measured against industry benchmarks, with water content carefully dried and kept under 0.5%. Such standards have evolved not to chase perfection for perfection’s sake, but because minute differences change how the compound performs in multi-step syntheses and high-value applications.

    Packing procedures follow a barrier-driven protocol: double-sealed polyethylene within rigid drums or bags, safeguarding stability during shipping, even in humid climates. Though many routes exist to synthesize the compound, our preferred pathway uses high-grade phenol and acyl chloride intermediates. These raw materials, sourced in favorable market cycles, avoid introducing extraneous isomer formation or hazardous byproducts.

    Where 4'-Phenoxyacetophenone Delivers Its Value

    The bulk of annual demand originates with fine chemicals, pharmaceuticals, and specialty polymers. Over the past decade, we have witnessed a swell of projects in medicinal chemistry, where the compound often serves as a stepping stone toward the synthesis of anti-inflammatory agents, anticonvulsants, and target-specific enzyme inhibitors. Some academic collaborations have explored its role in photochemical research, while clients in electroactive materials utilize it for crafting custom liquid crystal components.

    Feedback from formulating chemists points toward its unique position: the phenoxy group enhances electron delocalization across aromatic systems, which often translates to improved reactivity in subsequent Friedel-Crafts or nucleophilic aromatic substitutions. Good shelf stability combines with ease of purification, sparing labs the inefficiency tied to extra chromatographic steps.

    What Sets 4'-Phenoxyacetophenone Apart

    Many products fighting for the same application markets lack the phenoxy modification on the para position. Pure acetophenone or unsubstituted phenoxybenzene lack the flexibility needed in targeted derivatizations. These analogues may show reactivity but rarely deliver the balance of selectivity and process safety required at scale. Comparative GC-MS traces from our in-house studies confirm that 4'-Phenoxyacetophenone reacts more cleanly under standard reaction conditions—limiting both tars and side products—and generally means fewer troubleshooting hours spent by R&D teams.

    Some older catalogues list 2'- or 3'-isomers, yet these alternatives often fail to yield satisfactory structure-activity relationships for drug design or advance material science objectives. The para substitution here places the oxygen atom just far enough from the carbonyl group to avoid direct interference, while maintaining resonance effects prized by synthetic chemists. Repeated feedback from industry partners reinforces that this tweak in structure pays dividends in every downstream batch.

    Production Choices and Quality Implications

    Within our plant walls, every kilo of 4'-Phenoxyacetophenone undergoes multiple rounds of filtration, drying, and spectral confirmation. Typical impurity profiles are logged and retained for each lot, and detailed batch records trace back all deviations, if any, to the raw material phase. Instead of relying on post-synthesis tricks, we focus on process optimization right from the opening reaction—small shifts in solvent polarity or addition rate can result in long-term reproducibility benefits.

    Clients from regulated sectors have come to expect this kind of transparency. Over the past few years, greater attention on supply chain security means every container needs traceability, allergen-free certification, and assurance that it meets or exceeds international regulations for hazardous substance control. Audits and documentation requests are regular parts of the business now; our plant teams maintain up-to-date records on both the inbound and outbound sides.

    Addressing Real-World Supply and Demand Volatility

    The global chemicals market faces logistics disruptions, raw material price spikes, and shifting compliance rules. Our familiarity with this turbulence shapes our relationships with suppliers and our willingness to hold safety stocks, sometimes at greater cost, to protect our clients’ continuity. In tidal markets, the greatest concern voiced by technical buyers is not always price, but the avoidance of quality dips or sudden substitutions that can sabotage sensitive projects.

    Long-term partners count on us for signals ahead of time about delays or adjustments in specification. This habit of open communication did not arise overnight: it grew from firsthand experience dealing with shipment delays or sudden transportation bans—hard lessons learned and absorbed into our standard operating procedures.

    Health, Safety, and Environmental Stewardship

    Direct handling of 4'-Phenoxyacetophenone warrants appropriate workplace control: in our view, this means more than placing a line in a safety data sheet. Production lines are built with enclosed transfer systems and HEPA filtration to keep particulates from becoming airborne. Bulk processing equipment includes real-time vapor sensors, and batch operators receive annual refresher training, designed in coordination with occupational health specialists. Accidental releases form rare exceptions, but rapid response drills have become part of everyday readiness, instilling a culture that views safety as an ongoing process, not a fixed achievement.

    On environmental fronts, we process solvent waste streams and off-gas emissions with multi-stage scrubbing systems. Product packaging aligns with best practices for container reusability and minimal landfill contribution. We have adopted closed-loop water systems to shrink supply drawdowns. Across these systems, our driving concern is not just regulatory compliance, but an understanding gained from seeing the impacts of resource waste and poor stewardship. Many of our team members have family backgrounds in farming or local small business and recognize the real downstream consequences of chemical management choices.

    Supporting Collaboration and Continuous Improvement

    Changes in user requirements often spark internal pilot projects. Our tech team frequently tests process tweaks suggested by downstream users and researches alternative routes to further boost yield, avoid rare reagents, or eliminate single-use plastics. This cycle of learning and application matters for a specialty intermediate like 4'-Phenoxyacetophenone, because research teams often want assurance that even as targets move, quality and documentation remain steady.

    We encourage direct feedback, whether in the form of impurity tolerance tests, stability logging, or even transport stress tests on packaging. Every insight grounds our decisions, whether engineering new filtration units, trialing bio-based solvents, or simplifying documentation flows.

    The Role of Trust in Chemical Manufacturing

    As the original manufacturer, the responsibility for product reliability never fully passes to the next step in the supply chain. Whether a client is scaling up a synthetic pathway for the first time or running a clinical trial batch, production setbacks or contamination can translate to significant project delays and lost investment. We know that reputations—ours and our customers'—are built batch by batch, not by broad claims or packaging redesigns.

    Transparency around process changes, consistent batch notification, and openness in sharing non-conformance data build the long-term trust that keeps labs returning year after year. Over time, it becomes clear who values that transparency, and which suppliers see their role as more than simply meeting low-bar spec sheets. This approach keeps lines of communication open and expectations realistic on both sides.

    Understanding Market Differences: A Comparison with Related Products

    For comparison, other aromatic ketones such as benzophenone, acetophenone, and 2-phenoxyacetophenone each offer their own reactivity profiles, solubility, and downstream behavior. Feedback from process engineers consistently highlights that small variances—like the position of the phenoxy substituent—impact not just solubility, but yield optimization and cost control in downstream chemistry. For example, 4'-Phenoxyacetophenone dissolves readily in polar organic solvents, which supports efficient large-scale purification without need for excessive recrystallization cycles.

    A recurring issue with lower-purity material from non-specialist sources is persistent color bodies or trace metallics—these complicate both analytical tracking and downstream reactivity. Our methodical purification steps are informed by past experience with such risks. User panels in our internal trials observe reduced foaming and more predictable phase separations during process runs, demonstrating how real-world performance extends far beyond a single chemical formula or theoretical reactivity.

    Selecting this compound over related intermediates shapes both economic and process timelines. The para-phenoxy modification, though seemingly modest, continues to show both higher selectivity for targeted coupling reactions and reduced formation of byproduct tars. We observed that as chemistries become more advanced and project-based, researchers invest more in compounds demonstrating consistent, predictable performance—minimizing retooling and maximizing downstream success.

    Looking Forward: Where Improvement Continues

    The future trajectory for 4'-Phenoxyacetophenone is set by both invention and necessity. Emerging market requirements push for greener production methods and backward-integrated supply traces. Our process chemists now operate regular pilot programs exploring catalytic alternatives to classic acid chlorides, and progress continues toward lower-energy drying and recrystallization. Collaboration with upstream suppliers and direct users empowers us to meet these challenges, ensuring that innovation is grounded in real, measurable results.

    As analytical tools grow more sensitive, even legacy processes must evolve. Trace-level impurity logs—valuable for pharmaceutical firms—require not only better instrumentation but also staff skilled in spectral interpretation and problem-solving. Each improvement, whether born from customer feedback, regulation update, or new equipment, starts a conversation designed to lock in better outcomes across the product lifecycle.

    Conclusion

    4'-Phenoxyacetophenone stands out as a versatile and trusted building block. As demand and research push boundaries, the lessons drawn from daily manufacturing and directly serving chemical users set the foundation for its continued reliability and performance. The path forward blends technical expertise, environmental consciousness, and plain accountability—values gained not just from theory but from the hands-on work that carries each batch to completion.