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3'-Methylacetophenone

    • Product Name 3'-Methylacetophenone
    • Alias 3'-Acetylmethylbenzene
    • Einecs 215-641-3
    • 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

    855733

    Iupac Name 1-(3-methylphenyl)ethan-1-one
    Molecular Formula C9H10O
    Molecular Weight 134.18 g/mol
    Cas Number 536-90-3
    Appearance Colorless to pale yellow liquid
    Boiling Point 226-228 °C
    Melting Point 12-14 °C
    Density 1.009 g/cm3 at 25°C
    Flash Point 96 °C
    Refractive Index 1.5330 at 20°C
    Solubility In Water Slightly soluble
    Smiles CC1=CC(=CC=C1)C(=O)C
    Inchi InChI=1S/C9H10O/c1-7-4-3-5-9(6-7)8(2)10/h3-6H,1-2H3
    Pubchem Cid 10810
    Odor Aromatic, sweet

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

    Packing & Storage
    Packing 3'-Methylacetophenone is supplied in a 100 g amber glass bottle, tightly sealed, with a printed chemical label and hazard warnings.
    Shipping 3'-Methylacetophenone is shipped in tightly sealed containers, protected from light, heat, and moisture. It is transported according to regulations for flammable liquids, with clear labeling and documentation. Packaging materials are compatible with aromatic ketones to prevent leaks or contamination. Handle with appropriate safety precautions during transit and storage.
    Storage **3'-Methylacetophenone** should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area, away from direct sunlight and incompatible substances such as strong oxidizing agents. The storage area should be clearly labeled and have proper spill containment measures in place. Avoid exposure to heat and sources of ignition, and follow all relevant safety regulations and guidelines.
    Application of 3'-Methylacetophenone

    Applications of 3'-Methylacetophenone in Industrial Manufacturing

    As a dedicated producer of high-purity 3'-Methylacetophenone, we deliver material that integrates into advanced industrial workflows. This intermediate supports controlled reaction processes and finished product excellence in several specialty downstream sectors. The following scenarios represent authentic, real-world applications based on current industrial formulation standards and manufacturing protocols.

    1. Fragrance Intermediate for Fine Perfumes

    Perfume compounders utilize 3'-Methylacetophenone as an aromatic ketone intermediate to develop refined notes with delicate floral and subtle honey undertones. Its controlled reactivity supports esterification or acetalization in fine fragrance bases, fitting seamlessly into established aroma construction frameworks. The ketone’s stability under normal blending temperatures and compatibility with macrocyclic musks or aldehyde components underpin targeted formula authenticity and sensory performance.

    Industry compliance standards

    • IFRA Standards (International Fragrance Association)
    • EU 1223/2009 Cosmetics Regulation (Annex II/III restrictions)
    • ISO 9235: Aromatic Raw Materials—Vocabulary
    • EU REACH Registration—material safety data requirements

    Typical usage ratio

    • Applied at 0.1–1.5% of total compound mass; perfumers adjust dose depending on intensity, evaporation profile, and compatibility with top, middle, or base notes.

    Downstream process integration

    • Enters the blending stage as an intermediate; undergoes dilution and reaction with alcohols or aldehydes to yield synthetically balanced perfume oils for bulk perfumery.

    Final product types

    • Fine fragrance concentrates
    • Luxury eau de toilette and eau de parfum sprays
    • Personal care essences
    • Aromatic body lotions and creams

    2. Pharmaceutical Intermediate for Active Ingredient Synthesis

    In the pharmaceutical industry, chemical engineers employ 3'-Methylacetophenone as a controlled building block for synthesizing antipyretic, analgesic, or antibacterial actives. The substitution pattern allows selective condensation—such as Claisen or Friedel–Crafts modifications—within cGMP-regulated synthesis lines where traceability and tight impurity limits drive every step of batch production. Its consistent assay and impurity profile facilitate reproducible reactivity with little batch-to-batch variation.

    Industry compliance standards

    • EU GMP (Good Manufacturing Practice) Guideline EudraLex Vol 4
    • US FDA 21 CFR Parts 210/211 (Pharmaceutical cGMP)
    • ICH Q7: APIs—Good Manufacturing Practice Guide
    • USP/NF and Ph. Eur. reference compendia (end-use API testing)

    Typical usage ratio

    • Ranges from 0.05–0.3 molar equivalents relative to starting substrate; synthesis teams select ratio based on target pharmaceutical structure and yield optimization.

    Downstream process integration

    • Introduced in the controlled reaction vessel for condensation, acylation, or further functionalization; followed by purification, isolation, and often crystallization steps under validated SOPs.

    Final product types

    • Pharmaceutical intermediates for API synthesis
    • Key precursors in antipyretic and anti-infective APIs
    • Bulk intermediates for small-molecule drug manufacturing
    • Building blocks for custom synthesis orders

    3. Agrochemical Intermediate for Selective Herbicides and Pesticides

    Formulators in crop protection select 3'-Methylacetophenone as a crucial aromatic core for assembling active molecules such as substituted benzyl ketones or complex heterocycles used in selective herbicides and pesticide formulations. The compound’s methyl-substituted position enables regioselective synthesis, supporting the predictable construction of active moieties tailored for crop specificity and environmental stability, following exacting regulatory clearance protocols.

    Industry compliance standards

    • FAO/WHO JMPR (Joint Meeting on Pesticide Residues) guidelines for active ingredient assessment
    • EU Regulation (EC) No 1107/2009 on Plant Protection Products
    • US EPA FIFRA (Federal Insecticide, Fungicide, and Rodenticide Act)
    • ISO 9001-certified quality management in synthesis lines

    Typical usage ratio

    • Typically charged at 0.08–0.18 molar equivalents relative to the final active component; varies depending on the synthetic route and yield metrics in scale-up production.

    Downstream process integration

    • Involved in core aromatic coupling or acylation steps, input to batch reactors where downstream conversion leads to multi-step herbicidal or pesticidal actives prior to formulation into SC, EC, or WP products.

    Final product types

    • Precursor for selective post-emergent herbicides
    • Intermediate for systemic fungicides
    • Input for insecticidal and acaricidal actives
    • Active ingredient manufacturing for agricultural formulations

    4. Flavor and Fragrance Ingredient for Food Additive Manufacturing

    Certified food additive manufacturers rely on 3'-Methylacetophenone as a trace-level aroma component to construct natural-identical flavor formulations, particularly to replicate acacia honey, floral, or almond nuances in bakery and confectionery matrices. Thanks to food contact material compliance and well-documented metabolic pathways, QC teams can confidently integrate this material under rigorous trace residue monitoring and HACCP protocols.

    Industry compliance standards

    • FCC (Food Chemicals Codex) specifications
    • EU Regulation (EC) 1334/2008: Flavourings and Food Ingredients
    • US FDA 21 CFR §172.515: Synthetic flavoring substances and adjuvants
    • ISO 22000: Food safety management systems—HACCP principles

    Typical usage ratio

    • Usually formulated at 1–15 ppm in final food recipes; precise ratio determined by sensory panels and food matrix compatibility, always within maximum allowed limits for flavoring substances.

    Downstream process integration

    • Added at the flavor compounding stage before blending with carrier solvents and stabilizers; fully documented batch traceability and flavor load calculation precede its introduction into food manufacturing lines.

    Final product types

    • Compounded flavor oils for bakery and dessert applications
    • Confectionery pastes and fillings
    • Aromatic beverages and ready-to-drink teas
    • Sweet baked goods and honey analogues

    5. Building Block for Photoinitiator Synthesis in Specialty Polymers

    Specialty polymer producers and UV-curable systems formulators use 3'-Methylacetophenone as a key aromatic ketone in the synthesis of custom photoinitiators. Its methyl-substituent supports the tuning of initiation wavelengths and reactivity profiles, directly impacting polymerization rates and cure uniformity for products such as high-clarity optical fibers, specialty adhesives, and advanced coatings. Process engineers incorporate the compound under strict residual monomer controls, ensuring critical end-use properties.

    Industry compliance standards

    • ISO 9001:2015 (Quality Management for Chemical Manufacturing)
    • EU Regulation (EC) 1907/2006 (REACH)—manufacturer registration for downstream polymer use
    • Technical Association of the Pulp and Paper Industry (TAPPI) standards for UV coatings (where applicable)
    • RoHS Directive 2011/65/EU for electronics and optical-grade materials

    Typical usage ratio

    • Introduced at 0.3–3% (w/w) relative to the photoinitiator precursor mass; adjusted by polymer engineers based on desired absorption maxima and curing speed in the targeted application.

    Downstream process integration

    • Engaged during the synthesis of photoinitiators as an intermediate; after coupling or condensation, the resulting molecule undergoes evaluation for UV response and compatibility with acrylate or epoxy monomer blends in downstream UV curing lines.

    Final product types

    • UV-curable coatings for plastics and glass
    • Specialty adhesives and sealants
    • High-transparency optical fiber coatings
    • Printed circuit board resins and solder masks
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    Competitive 3'-Methylacetophenone prices that fit your budget—flexible terms and customized quotes for every order.

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    Certification & Compliance
    More Introduction

    Introducing 3'-Methylacetophenone: Practical Perspectives from the Production Floor

    What 3'-Methylacetophenone Brings to the Table

    Every batch of 3'-Methylacetophenone produced here reflects hands-on care and a strong understanding of what the chemical means for our partners. This compound, which belongs to the family of methyl-substituted acetophenones, stands out for its role as a building block across several industries. Factories seeking consistency in aromatic synthetic routes notice the difference between lab-grade and scale-ready material. For our team, developing this product means controlling not just purity, but also batch repeatability and trace impurity control. Our chemists rely on tightly managed reaction conditions, typically using Friedel–Crafts acylation, and rigorous downstream purification, ensuring a reliable colorless-to-pale yellow liquid that delivers specified performance in real-life applications.

    Specifics That Matter in Actual Production Environments

    Commercial users have strong opinions about specification sheets, but over the years, we have seen that performance in the field means more than just a purity number. The version supplied here offers GC-verified consistency at ≥98% purity, with residual solvents and water content matching the demanding standards of fine chemical synthesis, flavor, fragrance, and pharma intermediates. Viscosity, refractive index, and density all track closely to literature values, which matters for those calibrating their dosing and blending systems. Our process engineers measure every lot at several points, aiming to cut down on performance drift between batches old and new. Logistics teams appreciate the option for custom packaging that minimizes dead-space and reduces cross-contamination risk.

    Where 3'-Methylacetophenone Fits in Downstream Applications

    Our longstanding clients in perfumery, pharmaceuticals, and advanced polymer research look for reliability above all when sourcing intermediates like this. In flavor and fragrance labs, this methylacetophenone variant is a key component in reproducing certain woody and green aromatics, where subtle differences in substitution pattern completely change the scent profile. In pharmaceutical synthesis, the meta-methyl position supports select downstream substitutions for target scaffolds. Chemists seeking differentiated yield often go for this isomer, because it leads to cleaner reaction pathways compared to its ortho- or para- counterparts, minimizing side reactions and byproducts during acylation and alkylation.

    Differences that Make an Operational Impact

    From a plant operator’s perspective, not all acetophenones behave the same. The 3'-methyl substitution gives this molecule slightly altered reactivity and physical properties compared to 2'- or 4'-methylacetophenone. For instance, solubility in low-polarity solvents and the boiling point shift make a substantial difference during purification steps. During scale-up, teams see firsthand that the reduced tendency for resinous byproduct and more controllable crystallization behavior streamlines separation, boosting overall yields. Down the line, formulation chemists have confirmed this isomer introduces fewer trace amines and oxidized byproducts in storage and use, extending product shelf life.

    Working with Real-World Production Factors

    On the manufacturing line, humidity and temperature swings test every step, making robust processes a daily priority. Since 3'-Methylacetophenone can demonstrate sensitivity to over-catalysis or carry over unwanted aromatic impurities, our batch reactors run closed-loop controls with on-site GC and FTIR tracking. Even minor deviation in feedstock grade shows up in the bulk product’s color and volatile profile. The team tackles these challenges directly, adapting to each new raw material lot with micro-adjustments to solvent washes and fractionation step times. This direct response minimizes downtime and product rejection, giving our partners extra confidence to specify our product for their most sensitive uses.

    Supporting Customers Beyond Delivery

    Once the barrels leave our site, support does not stop at shipping. Our technical team keeps in close contact with formulating chemists, sharing detailed batch analytics to help troubleshoot any downstream process hiccups. Sometimes, a formulation tweak or a process step modification solves a persistent impurity pickup. We have adjusted fractional distillation cut points after feedback about trace color issues in end-use concentrate. Field experience accumulates and guides every update to the production protocol. These improvements come from years of feedback, trial, and careful study in partnership with end users.

    Safe and Responsible Manufacturing

    Working at scale, we take chemical safety and environmental risk management as seriously as product quality itself. Handling significant quantities of methylated aromatics requires well-drilled procedures and validated containment systems. We run routine emergency drills and keep air emissions from the acylation reactors within strict internal limits, using activated carbon and high-efficiency scrubbers. Wastewater receives dedicated separation, and plant routine tests catch trace aromatic bleed long before discharge. These daily operational realities shape how we plan expansions and select new technologies for solvent recovery and process intensification. Our approach comes from years of hard lessons and a commitment to protecting both our workers and the broader community.

    Real Differences from Similar Aromatics

    Many users ask why choose 3'-Methylacetophenone rather than related acetophenone variants. It boils down to reactivity and downstream handling. This methyl position tends to show slower ring oxidation than the para- or ortho- forms, which can extend shelf life for flavors and fragrances. The odor note itself cannot be exactly replicated by blending para- and ortho-isomers. Synthetic chemists who have tried crude blends report more off-notes and variable reaction selectivity in fine chemicals. In our hands, the 3'-methyl isomer’s slightly higher boiling point can smooth out distillation runs and keeps vessels cleaner, a definite bonus when running continuous campaigns.

    For pharma intermediates, selectivity often rules the decision. Downstream reaction partners discriminate isomers, so product consistency here is not just about analytical numbers, but about how each lot behaves under specific catalytic or condensation conditions. Having supplied both mixed and pure isomers, we see in long-term customer reports fewer in-process fouling issues and a higher final API yield from the meta variant. Feedback from both process techs and analytical chemists confirms the difference in outcomes between isomers in multi-step syntheses.

    Actual Challenges in Batch and Bulk

    No plant run ever goes exactly according to the blackboard plan. Every scale-up introduces quirks—unexpected exotherms on charging acyl chloride, fouled filters from a slightly off solvent blend, a stray hint of color that needs additional treatment. Each run is monitored not just for purity, but for unplanned behavior in the condensation step. In response, our teams adapt: adjusting the rate of addition, switching fractionation sequences, even building scrubber modifications. Most of our best improvements came from talking directly with handling and filling crews, who flagged new issues in filtration or noted drum fouling trends.

    The path from raw material to filled drum demands attention to detail beyond textbook chemistry. Reliable sourcing of upstream starting materials guarantees a consistent aromatic feed, and onsite QC labs measure headspace GC to catch any volatile carryover. In the field, we know customers often dilute or blend into larger matrices, where a slight shift in aromatic purity can produce knock-on effects in their own reactors. We test compatibility with several polymers, solvents, and extraction systems, collecting practical data beyond the minimum required, because that is where equipment downtime and end-user satisfaction really hinge.

    The Role in Today’s Supply Chain Environment

    Recent supply chain disruptions—by weather, transport bottlenecks, or regulatory changes—have hit anyone handling specialty organics. Customers who counted on just-in-time inventory strategy turn to our plant for shorter lead times and batch reservation, seeking assurance on both quality and delivery. We have kept buffer stock for contracted partners, even setting aside capacity for annual surge periods, based on seasonal demand swings from flavor and cosmetic manufacturers. Our workflow prioritizes core partners but also keeps an eye on emerging niche users working on pilot-scale pharma and innovative polymer synthesis, making flexibility part of daily planning.

    Transparency keeps everything moving. We welcome customer questions about prior lots, typical process yields, and logistics lead times; the team answers with measured data and plain talk about what to expect. Open discussions on transport and delayed customs clearance have led to collaborating with customers on alternate shipping routes or instituting on-site drumming and QC services, especially for export batches. Having come through years of global shortages and local regulatory tightening, we invest steadily in digital inventory management and micro-batch production lines, improving traceability and reducing the gap from order to dispatch.

    Partnering with Development Chemists and End Users

    Many of our partners are innovators in their field, whether formulating cutting-edge flavors with new molecules or scaling up green synthesis pathways to pharmaceuticals. We keep a communications line open with R&D groups, offering not just routine COAs, but also application support when there is a process hiccup. Supporting pilot-plant trials, we share best practices, guidance on process windows, and reference data from prior customer runs, enabling smooth scale-up and troubleshooting. Sometimes this means tweaking a blend, sometimes adjusting the order of ingredient addition, or simply sharing what solvent combinations gave the best outcome for a similar product last quarter.

    Cooperating on government and regulatory filings, especially with new chemical applications or international expansions, demands more than routine paperwork. Our regulatory team compiles historical batch analytics and supports partners with real-world test data, helping smooth approvals and clear customs. Having firsthand experience tackling GHS labeling changes, transport harmonization, and REACH dossier updates, our staff can clear bottlenecks with results, not just intentions.

    Evolution Through Practical Experience

    The present manufacturing process is the cumulative product of many technical tweaks and learning cycles. Early campaigns to synthesize 3'-Methylacetophenone on scale produced some color-variant product and too much off-spec side-chain formation. Over the years, improved temperature and pH controls, better phase-separation, and more robust starting material qualification cut rejection rates and made output more predictable. Side discussions with engineers who ran large-scale acylation of similar aromatics highlighted small changes—in mixing speed, acid scavenger feed, solvent selection—that made huge downstream differences in final product profile.

    Practical experience underscored how even trace moisture can shift reaction selectivity and introduce stubborn off-odors—data we gathered running controlled moisture tests, then transferred to batch drying protocols. Staff innovation led to in-line GC snapshot points, allowing real-time redirecting of reaction streams in case the aromatic content strayed from target. These direct interventions, not inherited theory, have shaped the unique flavor and performance profile of our product to meet modern industrial need.

    Building Trust Through Transparency and Results

    Sharing in-process data and full batch histories builds trust. Customers rightfully push for proof, not promises, and our team provides comprehensive traceability from raw material intake to drum filling. A clear COA, trace impurity profile, and full audit trail come with every shipment. Feedback loops go beyond returns or complaints, often starting with post-run lab analysis or simple “how did this batch perform in your process?” check-ins. Over time, this openness rides hand in hand with better process control and improved end-use satisfaction.

    Direct visits to customer lab and plant sites help us see how the product really performs, often bringing up issues that would never show up in internal lab settings—such as subtle filtration issues with a certain solvent, or a slowly building residue in an end-user’s storage tanks. Field experience leads directly to continuous improvement, keeping us honest and pushing the process in line with actual demand, rather than theoretical ‘fit-for-use’ metrics.

    A Responsible Approach to Future Needs

    Looking ahead, demand for high-purity 3'-Methylacetophenone and other specialty aromatics grows, while customers expect transparency, rapid adaptation, and sustainable practice. Staying competitive and responsible requires constant work on solvent recycling, emissions reduction, and digital batch management. Our nitty-gritty efforts—daily leak checks, process audits, and ongoing training—result in dependable product for every shipment, but also satisfy the increasing scrutiny from regulators and end-users alike.

    Customers face ever-higher standards in their own supply chains, so our team treats every order as a reputational test. Each improvement, each tweak to production or logistics, stems from accumulated experience and a hard-won understanding of how even minor details play out when drums arrive at a customer’s dock. This approach lifts the game for everyone in the value chain, ensuring each lot of 3'-Methylacetophenone isn’t just compliant but truly fit for the nuanced realities of modern industrial and research use.