3,5-Dibromoacetophenone Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 14401-73-1 |
| Product name | 3,5-Dibromoacetophenone |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial Grade |
| Packaging | 25KG/bag500KG/bag1000KG/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) |
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Documents We Provide for 3,5-Dibromoacetophenone
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3,5-Dibromoacetophenone Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3,5-Dibromoacetophenone
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Intermediates | Key intermediate for synthesizing antitumor agents (e.g., BTK inhibitors) | Subjected to Friedel–Crafts acylation with acetyl chloride following bromination; alternatively, prepared from 3,5-dibromobenzoic acid via Arndt–Eistert homologation and halogen-directed functionalization |
| Agrochemical Intermediates | Used in synthesizing novel insecticides and fungicides (e.g., brominated aryl ketone-based active ingredients) | Undergoes condensation or cyclization reactions with hydrazides or amines to construct heterocyclic agrochemical scaffolds |
| Organic Synthesis | Used to prepare polybrominated aryl ethylenes, biaryl compounds, and organometallic ligands | Serves as an electrophilic substrate in palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Heck); also employed in Grignard additions or reductive aminations |
| Materials Science | Functionalized precursor for liquid crystal monomers and organic optoelectronic materials (e.g., OLED hole-transport layers) | Converted to alkenes via Wittig reaction; coupled with aromatic amines to introduce hole-transport moieties; bromine atoms further modified to cyano, alkoxy, or other functional groups |
Manufacturing Quality Control of 3,5-Dibromoacetophenone
| 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 (e.g., mono-bromo analogs, brominated benzoic acids) relative to main peak using gradient elution. |
| Residual Solvents | GC-FID | Identification and quantification of volatile organic solvents (e.g., acetone, dichloromethane) by gas chromatography with flame ionization detection. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration using iodine generation to determine water content based on stoichiometric reaction with Karl Fischer reagent. |
| Heavy Metals | ICP-OES | Multi-element detection of toxic metals (Pb, Cd, Hg, As) after acid digestion by measuring atomic emission intensities at characteristic wavelengths. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride ions using anion-exchange column and suppressed conductivity detection. |
| Melting Point | Capillary Melting Point Apparatus | Determination of solid-to-liquid transition temperature range using controlled heating and visual observation of sample phase change. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of foreign particles under standardized white light and against a white background. |
| Acid Value | Acid-Base Titration | Neutralization of acidic impurities (e.g., hydrolyzed acyl bromides) with standardized NaOH solution using phenolphthalein indicator. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after high-temperature ashing (700-800 C) and weighing of cooled crucible. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry powder particle size based on angular scattering pattern of laser beam passing through dispersed sample. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light caused by chiral impurities or degradation products in solution. |
Technical Specifications of 3,5-Dibromoacetophenone
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.5% (GC) |
| Melting Point | 74–78°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of 3,5-Dibromoacetophenone
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3,5-Dibromoacetophenone
Packaging of 3,5-Dibromoacetophenone
Industrial 3,5-Dibromoacetophenone Procurement FAQ
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.
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