China Factory Direct
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| CAS number | 51229-51-7 |
| Product name | 1-(4-(Bromomethyl)phenyl)ethanone |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial Grade |
| Packaging | 25KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthetic intermediate for the preparation of anti-inflammatory agents, anticancer drugs, and other active pharmaceutical ingredients (APIs) | Bromomethyl group introduced via nucleophilic substitution to construct heterocyclic or aryl frameworks |
| Agrochemicals | Agrochemical intermediate for synthesizing biologically active insecticides or herbicides | Alkylation or coupling reactions used to incorporate into target molecular scaffolds |
| Materials Science | Synthesis of liquid crystal materials, organic optoelectronic materials, or functional polymer monomers | Aryl ketone structural unit employed in Suzuki coupling, Heck reaction, and other transformations to build conjugated systems |
| Organic Synthesis | General-purpose building block for constructing complex organic molecules containing the acetophenone motif | C–C or C–heteroatom bond formation leveraging the reactivity of the bromine atom |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at 254 nm. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient HPLC with UV detection; identification based on retention time matching and threshold limits per ICH Q3B. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify volatile organic solvents (e.g., acetone, dichloromethane) based on calibrated external standards. |
| Water Content | Karl Fischer Titration | Volumetric titration using iodine, sulfur dioxide, and pyridine in methanol; water reacts stoichiometrically to determine trace moisture content. |
| Acid Value | Acid-Base Titration | Neutralization of acidic impurities with standardized potassium hydroxide solution using phenolphthalein indicator or potentiometric endpoint detection. |
| Residue on Ignition | Gravimetric Analysis | Heating sample to 700-800 C to combust organic matter; residual inorganic ash is weighed to determine non-volatile residue. |
| Heavy Metals | ICP-OES | Digestion followed by multi-element quantification via inductively coupled plasma optical emission spectrometry using characteristic atomic emission lines. |
| Chloride Impurity | Ion Chromatography | Separation of chloride anions on an anion-exchange column with conductivity detection; quantified against sodium chloride calibration standards. |
| Melting Point | Capillary Melting Point Determination | Thermal analysis using calibrated apparatus to observe solid-to-liquid phase transition range under controlled heating rate. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity of the solid sample against standard references under controlled lighting conditions. |
| Bulk Density | Tap Density Measurement | Determination of mass per unit volume after mechanical tapping of a known mass in a graduated cylinder per USP <616>. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity as a function of angle to calculate size distribution based on Mie scattering theory. |
| Test Item | Specification |
|---|---|
| Appearance | Off-white crystalline solid |
| Purity | >=99.0% (GC-MS) |
| Total Impurities | <=1.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 72-76°C |
| Identification (NMR) | Conforms to reference spectrum |
| Heavy Metals | <=10 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Danger |
| Safety Data Sheet | |
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.