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4-Benzyloxybenzophenone

    • Product Name 4-Benzyloxybenzophenone
    • Einecs 230-370-1
    • 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

    903792

    Cas Number 2128-93-0
    Molecular Formula C20H16O2
    Molecular Weight 288.34 g/mol
    Iupac Name 4-(Benzyloxy)benzophenone
    Appearance White to off-white solid
    Melting Point 114-116 °C
    Boiling Point 464.5 °C at 760 mmHg
    Density 1.174 g/cm³
    Solubility Slightly soluble in water, soluble in organic solvents
    Structure Contains a benzophenone core with a 4-benzyloxy substituent
    Smiles O=C(c1ccc(OCC2=CC=CC=C2)cc1)c3ccccc3

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

    Packing & Storage
    Packing The packaging for 4-Benzyloxybenzophenone (25g) is a sealed amber glass bottle with a printed hazard label and product details.
    Shipping 4-Benzyloxybenzophenone is typically shipped in tightly sealed containers, protected from light and moisture. It should be handled as a potentially hazardous chemical and transported according to local, national, and international regulations. Ensure appropriate labeling, cushioning, and secondary containment to prevent leaks or contamination during transit. Store at room temperature upon arrival.
    Storage 4-Benzyloxybenzophenone should be stored in a tightly sealed container, away from direct sunlight and moisture. Keep it in a cool, dry, and well-ventilated area, ideally at room temperature. Store separately from strong oxidizing agents and acids. Ensure proper labeling and restrict access to trained personnel. Always follow institutional and regulatory safety guidelines for chemical storage.
    Application of 4-Benzyloxybenzophenone

    Applications of 4-Benzyloxybenzophenone in Industrial Manufacturing

    As a primary manufacturer of 4-Benzyloxybenzophenone, we support key industrial sectors that demand precise performance from specialty intermediates. Below, we outline real downstream use scenarios based on production realities, compliance requirements, and long-term customer feedback.

    1. Photoinitiator Intermediate for UV-Curable Coatings

    UV-cured coatings producers use 4-Benzyloxybenzophenone as an essential intermediate during the synthesis of benzophenone-based photoinitiators, which deliver consistent curing speeds and durable surface results on industrial product lines. Raw material integration directly influences polymerization efficiency, glossy finish, and weather resistance of the final coatings used in electronics, printed packaging, and wood finishing industries.

    Industry compliance standards

    • REACH Regulation (EC) No 1907/2006—Substance Registration & Restriction
    • RoHS Directive 2011/65/EU—Restriction of Hazardous Substances for Electronics
    • ISO 9001:2015 Quality Management System for process control
    • GB/T 23984 Polymer Dispersions in Coatings—China National Standard

    Typical usage ratio

    • In photoinitiator synthesis, 4-Benzyloxybenzophenone is typically used at 10–30% (w/w) of the total photoinitiator batch; dosage tuning is based on polymer resin type and target curing intensity.

    Downstream process integration

    • Introduced at the photoinitiator condensation reaction stage, prior to distillation and raw photoinitiator isolation. Further formulation into final UV-curable coatings is conducted in a closed, dust-controlled environment to meet QC requirements.

    Final product types

    • UV inkjet inks for digital printing
    • Clear and pigmented wood topcoats
    • Plastic adhesion promoters for automotive interior trim
    • Flexible packaging overprint varnishes

    2. Polymer Additive Precursor in Engineering Plastics

    Manufacturers of engineering plastics accept our product as an intermediate for producing UV-stabilizing additives integrated into polycarbonate, styrenics, and acrylate resins. This use supports the plastics industry by extending component life in high-exposure environments, where color retention and surface integrity are critical. QC teams regularly monitor additive purity to ensure long-term field performance.

    Industry compliance standards

    • FDA 21 CFR 177.1580—Indirect Additives Used in Polymer Manufacturing (for food contact resins, USA only)
    • UL 746C—Polymeric Material Use in Electrical Appliances
    • ISO 14001:2015 Environmental Management System for polymer operations
    • EN 71-3:2019—Migration of Certain Elements in Plastics for Toys

    Typical usage ratio

    • Polymer additive synthesis uses 4-Benzyloxybenzophenone at 5–18% (w/w) in the stabilizer batch. The downstream plastics compounder applies the finished stabilizer at 0.1–0.5% in the masterbatch formulation, adjusted by resin base and performance duration.

    Downstream process integration

    • Added to stabilizer manufacturing during the benzophenone condensation and etherification step, then integrated into polymer extrusion or injection molding lines as part of concentrate or masterbatch upgrades.

    Final product types

    • Outdoor weatherable polycarbonate sheets
    • ABS housings for electronics and home appliances
    • Acrylic display panels
    • Polymeric end caps and protective covers

    3. Synthesis of Laser Marking Additives for Plastics

    Producers of high-performance laser marking additives leverage 4-Benzyloxybenzophenone as a building block for specialty benzophenone derivatives. These additives create strong, high-contrast marks on plastic parts manufactured via injection or extrusion, enabling data matrix, logo, and part traceability applications without post-processing. Product traceability and anti-counterfeiting features depend on precise dosage levels and consistent spectral absorption.

    Industry compliance standards

    • ISO 9001:2015 Quality Management System for specialty additive batches
    • IEC 61249-2-21:2012—Halogen-Free Additives Used in Electrical Plastics
    • GB/T 6026 (China)—Test Methods for Laser Marking Additives
    • ASTM D3359—Standard Test Method for Adhesion of Additives in Plastics

    Typical usage ratio

    • Synthesis of laser marking additive incorporates 4-Benzyloxybenzophenone at 8–20% of mixture pre-polymerization; during plastics compounding, the finished additive is dosed at 0.05–0.25% matched to polymer matrix and desired marking contrast.

    Downstream process integration

    • Added to additive synthesis during Friedel–Crafts acylation, then compounded into the polymer melt during masterbatch production, allowing homogeneous dispersion throughout the bulk plastic before final part formation.

    Final product types

    • Laser-marked cable insulation for telecommunication
    • Medical device housings for traceable compliance
    • Consumer appliance parts with permanent branding
    • Automotive interior switches with durability labeling

    4. UV-Absorber Intermediate for Cosmetic Packaging Films

    Major cosmetic and personal care packaging suppliers select this ingredient to synthesize high-purity UV-absorber agents used in transparent and colored films. These agents perform a critical barrier function—efficiently preserving product stability and personnel safety by blocking UV-induced degradation of sensitive ingredients while maintaining package transparency and aesthetic appeal. Market access depends on meeting multi-jurisdictional regulations and supply-chain traceability.

    Industry compliance standards

    • EU Plastic Regulation (EU) No 10/2011—Plastic Materials in Contact with Food and Cosmetics
    • US FDA 21 CFR 178.3130—UV Absorbers in Polymers for Cosmetic Containers
    • Japan Positive List (PL) System for Polymer Additives
    • ISO 15378:2017—Primary Packaging Materials for Pharmaceuticals

    Typical usage ratio

    • For UV-absorber synthesis, the raw material is applied at 15–28% of the reaction mass, depending on target absorption wavelength and transparency range. Finished UV-absorbers are typically compounded into packaging film at 0.05–0.13% for clear cosmetic bottles and closures.

    Downstream process integration

    • Employed at the first-stage condensation prior to purification and granulation of UV-absorber; the downstream converter compounds the agent into extrusion or co-extrusion processes for single and multilayer films.

    Final product types

    • Transparent shampoo and lotion containers
    • Cosmetic tube and pump closures
    • Perfume and skincare film-based sachets
    • Travel-size serum dispensers

    5. Intermediate for Specialty Monomer Synthesis in Optical Polymers

    Manufacturers of optic-grade polymers incorporate 4-Benzyloxybenzophenone as a precursor in the synthesis of monomers used for advanced light management, optical clarity, and filtration in precision optical films and lenses. These applications involve strict batch consistency and analytical validation to meet visual and light-transmittance requirements for end-use sectors such as displays, sensors, and scientific instruments.

    Industry compliance standards

    • ISO 8980-5:2005—Ophthalmic Optics—Spectacle Lenses and Materials Transmittance
    • EN 166:2001—Personal Eye Protection Optical Properties
    • ISO/TS 16949:2009—Automotive Industry Quality Systems
    • Chinese GB/T 11417.1-2012—Polymers in Optics

    Typical usage ratio

    • Used in the core monomer synthesis at 7–22% (w/w) of reaction charge, set according to required transmission cut-off and mechanical base polymer properties. Monomer incorporation into end-use optic polymers operates at 62–85% depending on desired matrix characteristics and clarity.

    Downstream process integration

    • Added to monomer synthesis before purification and fractional distillation, then supplied to in-house polymerization for molding, film casting, or sheet extrusion of high-purity optical components.

    Final product types

    • Non-yellowing protective display films
    • Precision laboratory optics and cell culture plates
    • Smart window laminates for automotive and construction
    • Lenses for eyewear and sensor covers
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    Certification & Compliance
    More Introduction

    4-Benzyloxybenzophenone: Thoughtful Manufacturing for Reliable Industrial Use

    Getting to Know 4-Benzyloxybenzophenone

    4-Benzyloxybenzophenone offers an aromatic backbone with a combination of structural stability and predictable reactivity. Regular production cycles in our own facilities emphasize consistent product quality. The legacy behind this compound is rooted in its broad applications, milder synthesis pathways, and distinct molecular characteristics that set it apart from more generic benzophenone derivatives. As a manufacturer, direct oversight of reaction parameters during production gives us a deeper understanding of how subtle changes can affect purity, color, solubility, and downstream utility.

    Specifications: Precision in Every Batch

    Most batches of our 4-Benzyloxybenzophenone are produced in carefully controlled reactors, using benchmark synthesis routes standardized over years of iterative improvement. In-house teams test for purity by HPLC, check melting point consistency, and monitor physical appearance before we sign off on shipments. The solid shows a faint white to pale cream color, not simply as a visual marker, but as an easy sign of hydrocarbon uniformity and a cue that unwanted byproducts have been removed. Specifications emphasize a melting point near the expected reference, minimal moisture, and a chromatography profile that matches authenticated standards.

    Customers sometimes ask about batch variability and trace contaminants, especially as downstream industries adopt more rigorous requirements for polymer, pharmaceutical, or specialty additive work. Tracking these parameters in-house brings direct feedback into our process control loop. Rather than chasing a one-size-fits-all “standard,” our production staff relies on methods that reduce cross-contamination and address solvent usage, leading to a more predictable end product each time.

    Bridging Applications: Where 4-Benzyloxybenzophenone Shines

    Our knowledge starts on the production floor but extends into practical applications. Key end-users turn to 4-Benzyloxybenzophenone for fine organic synthesis, specialty polymer modifications, and advanced coating technologies. Whether used as a UV absorber, photoinitiator, or as an intermediate, its functional benzyloxy group sets it apart from basic benzophenone types. This substitution not only impacts reactivity but also shapes solubility and compatibility with different polymer matrices. We have seen this material bring more reliable curing profiles in UV-crosslinkable adhesives, and more stable color retention in film formulations.

    Direct dialogue with technical teams has highlighted where the material holds up best. 4-Benzyloxybenzophenone’s specific structure resists yellowing under long exposures to sunlight, compared to simpler analogues. As regulations around harmful additives tighten worldwide, customers struggle to balance performance with compliance. By offering better light absorption and lower migration risk, this compound moves ahead of less substituted benzophenones. Our R&D partnership projects have put this to the test in resins, where life cycle impacts are measured not only in the lab, but through field data shared by clients.

    Why Manufacturing Experience Matters

    Working as a dedicated manufacturer, we gain a long-term perspective on market shifts and practical challenges. One recurring theme is the demand for reproducibility — customers count on consistency, especially when downstream applications touch food contact, medical, or advanced electronics. Even small impurities can trigger production failures or regulatory issues. Control begins long before a drum leaves the loading bay. Adjustments to reactor temperatures, timings, and even the grade of solvents used all shape what emerges. Only by running our own reactors, rather than relying on third parties, are we able to stand behind every lot shipped.

    Technical teams on our floor often work alongside quality control, reviewing both macro trends in the production environment and subtle signals from analytical results. If there is any deviation during synthesis— from color shifts to unexpected impurity profiles— we adapt protocols rather than passing along problems to the next stage. Over years, this approach minimizes troubleshooting later on, especially in critical use-cases.

    Substitution Patterns: Making a Real Difference

    The structural difference provided by the benzyloxy group on the benzophenone core is not just a chemical curiosity. Empirically, this substitution improves UV absorption spectrum and provides more controlled reactivity in photochemical processes. End-users valuing photo-stability in their products recognize the importance of such adjustments, as these molecular choices influence both shelf life and visual clarity in polymers and coatings. Variation in substitution can spell the difference between recurring field failures or steady, predictable product performance.

    As projects move closer to clinical or highly regulated fields, this difference matters even more. Some competitors offer materials with broader specifications or less attention to residual solvents. Our direct role as a manufacturer allows for sharper separation and targeted purification— using chromatography in some cases, fractional distillation in others— based on feedback from users. We avoid generalized supply models, instead letting technical application and downstream needs guide refinements in production choices.

    Comparing with Other Benzophenone Derivatives

    Drawing on first-hand experience, not every benzophenone is built for the same workload. Simpler benzophenones might cost less up-front, but often require double-filtration, special handling, or additive stabilizers to avoid unwanted reactions down the line. The benzyloxy-substituted version climbs ahead where thermal stability, enhanced solubility in apolar solvents, or specific photoreactivity are essential. Manufacturing oversight makes it possible to dial in these properties batch after batch, so formulators avoid recurring troubleshooting later. Many downstream partners have switched from lower-grade benzophenones for this very reason: a higher initial investment can save time and unexpected costs in multi-stage production.

    Some applications, like advanced optical materials or specialty adhesives, absolutely depend on these subtle molecular tweaks. From our point of view, putting a premium on close manufacturing control pays dividends in fewer recalls and better long-term performance. Third-party resellers might not consider these subtleties, but direct producers are forced to see the impact in real-time through customer retention, failure rates, and direct tech-support requests.

    Quality, Documentation, and Traceability

    Every batch is logged, tracked, and archived. Lot numbers follow the material through synthesis, packaging, and distribution. If questions arise months or years post-shipment, tracking back production parameters becomes simple. This cycle ensures critical issues do not get buried, and it regularly pushes us to look beyond basic minimums and address process weaknesses early. Documentation covers more than a certificate of analysis; technical data packages typically include impurity breakdowns, analytical spectra, and thorough cross-referencing with prior lots to highlight trends or shifts in performance. Only full-time manufacturing staff can provide this level of responsiveness, as they see both process and product sides under one roof.

    For downstream partners facing compliance with REACH, FDA, or other national standards, traceability isn’t just a formality. Regulatory inspections can occur years after production, and records must show batch genealogy and analytical conformity. Our plant structure and procedural logs reflect this expectation. We have internal audits mapped against international quality schemes, but daily habits on our floor— repetitive process checks, sample archiving, thorough labeling — reinforce these standards beyond any external requirement.

    Challenges in Production and Solutions Learned

    Scaling 4-Benzyloxybenzophenone requires vigilance from raw material qualification to final packing. During synthesis, minor impurities can creep in if solvents linger or reagents drift off spec. Early on, we found that temperature spikes, if left unmanaged, create unwanted side-products or discolor the batch — an issue downstream formulators notice right away. Over several years, our technicians sharpened every stage: from raw material testing to post-reaction filtration and purification.

    We’ve found that relying on older, poorly ventilated reactors can trigger solvent recovery issues, so we invested in more efficient condensation units. Recovered solvents feed back into other low-grade streams rather than polluting primary runs. Such infrastructure improvements cost more up-front, but they prevent process drift and bolster long-term sustainability. By tracking waste profiles, we identify where residual contamination might threaten subsequent syntheses. This hands-on cycle remains invisible to traders or brokers, but as the operator, we see the full picture each week.

    From a practical angle, process control software lets us monitor trends in real time, flag outlier batches, and retrain operators as necessary. Automated alarms and data dashboards notify floor managers when a trend appears, not after faults show up downstream. As a result, shifts in melting point, chromatography trace, or color are handled immediately— either by reinforcing solvent scrubbing, correcting pH, or pulling in off-spec materials for reprocessing. These interventions keep the supply line clean and responsive, reducing client-side surprises.

    Supporting Innovative Applications

    Direct interaction with advanced material designers has revealed growing interest in this compound as specialty markets emerge. Conductive films, high-durability inks, and UV-cured resins all draw on properties that basic benzophenone types can’t match. The benzyloxy substitution reacts in more predictable ways under light induction, enabling tailored material responses in photoresponsive layers or anti-counterfeiting features. Only through close cooperation between manufacturing staff and end-users do these applications make the leap from lab to line.

    Feedback loops matter most when commercial design cycles are tight. Designers often iterate at the small scale before ramping up, and we provide test-scale material directly off our production runs, shipped with full lot characterization. Data shared back from these trials gets tracked by our technical liaisons, feeding redesigns in real time. Subtle shifts— like increased batch viscosity in a downstream resin— trigger meetings with production staff, not just an after-the-fact customer support email.

    Sustainability and Safety Considerations

    Markets expect greener manufacturing and lower environmental impact. Though benzophenone derivatives, including the benzyloxy variant, come from petroleum-based inputs, careful management slashes rogue solvent emissions and prevents energy waste. New HVAC upgrades in our plant capture more fugitive organic vapors; waste streams head into solvent recovery, not direct combustion or landfill. Cross-ventilation and scrubber improvements help workers and reduce fire risk, providing a safer daily environment and lighter environmental audit outcomes.

    Worker safety, always a central focus, benefits from direct manufacturing insight. Handling precautions rely on accurate hazard tracking— not off-the-shelf guidance, but real incident data reflecting every incident from our own facility record. Built-up knowhow means fewer process accidents and less downtime. Training aligns directly to production steps, so new staff members shadow seasoned technicians in-context before taking responsibility for critical tasks such as filtration, distillation, or packaging. Regular safety audits mean protective equipment fits real hazard levels, not just regulatory minimums.

    Looking Forward: Shaping the Future of 4-Benzyloxybenzophenone Use

    Once peripheral, specialized compounds like 4-Benzyloxybenzophenone now shape broader trends in advanced material science. Consumer demand for products that retain color and performance in sun-exposed, high-stress environments keeps growing. The future likely involves tighter collaboration with materials researchers, pigment specialists, and downstream process engineers. As things progress, we expect to see greater push for lower residual solvent, even stricter trace element controls, and more advanced impurity analysis— supported by next-gen analytical equipment already on order for our main lab.

    Scaling up not only batch sizes, but also documentation, digital tracking, and continuous feedback keeps us adaptive as regulatory and technical landscapes shift. As demand grows, in-plant troubleshooting and rapid process adaptation become more important, not less.

    Focusing on What Really Counts

    Through continual refinement and hands-on oversight, every lot of 4-Benzyloxybenzophenone leaving our plant carries both technical precision and the practical insights of the people producing it. Working with this compound in industrial settings requires more than just knowledge of formulas or specifications; it takes a grounded understanding of how small production choices ripple through supply chains. The direct link from synthesis vessel to packaged material means adjustments can be made quickly, so we avoid problems before they affect customers or reach end-users.

    Seeing the whole process up close— from selecting the right lot of raw starting materials, through careful control of each batch, to supporting evolving applications— is the only way to offer materials fit for present challenges and future opportunities. Those who manufacture directly carry firsthand knowledge not just of technical requirements but of the daily realities faced by those who rely on specialty products for advanced applications. That experience, built over years, is built into every drum and every partnership going forward.