4-(4-broMo-phenyl)-dibenzothiophene Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 530402-77-8 |
| Product name | 4-(4-broMo-phenyl)-dibenzothiophene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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) |
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Documents We Provide for 4-(4-broMo-phenyl)-dibenzothiophene
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-(4-broMo-phenyl)-dibenzothiophene Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-(4-broMo-phenyl)-dibenzothiophene
| Industry | Application | Process |
|---|---|---|
| Optoelectronic Materials | Synthetic intermediate for hole-transport materials (HTMs) or electron-blocking materials (EBMs) in OLEDs (organic light-emitting diodes) | Organic synthesis (e.g., Suzuki coupling) to construct molecular frameworks with high triplet energy levels and excellent thermal stability |
| Optoelectronic Materials | Key structural unit in host materials for emissive layers in blue or phosphorescent OLED devices | Chemical synthesis leveraging the rigid, planar structure of dibenzothiophene to enhance glass transition temperature and film-forming properties |
| Electronic Chemicals | Building block for organic semiconductor materials and optoelectronic polymers | Polymerization or functionalization to tune bandgap and charge-carrier transport properties |
| Fine Chemicals | Custom synthesis of functionalized dibenzothiophene derivatives | Serving as substrate for arylations or functional derivatizations via palladium-catalyzed coupling reactions |
Manufacturing Quality Control of 4-(4-broMo-phenyl)-dibenzothiophene
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reversed-phase HPLC with UV detection at 254 nm, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities by gradient HPLC-UV, using a suitable C18 column and calibrated impurity standards. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify volatile organic solvents based on retention time and peak area calibration. |
| Water Content | Karl Fischer Titration | Electrochemical titration using iodine generated in situ to react stoichiometrically with water in the sample. |
| Heavy Metals | ICP-MS | Multi-element quantification of toxic metals (e.g., Pb, Cd, Hg, As) after acid digestion, using isotopic mass spectrometry for high sensitivity. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride ions using an anion-exchange column and suppressed conductivity detection. |
| Sulfate Impurity | Ion Chromatography | Separation and quantification of sulfate ions using an anion-exchange column and suppressed conductivity detection. |
| Residue on Ignition | Gravimetric Analysis | Determination of inorganic ash content by ignition at 700-800 C and weighing the residual mass. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement using capillary tube method with controlled heating rate and optical detection of solid-to-liquid phase change. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of foreign particles under controlled white light and against standard reference samples. |
| Bulk Density | USP <616> Tap Density Method | Measurement of mass per unit volume after mechanical tapping of a known mass in a calibrated cylinder. |
| Particle Size Distribution | Laser Diffraction | Analysis of particle size distribution by measuring angular variation in laser light scattering from a dispersed sample in liquid or air. |
Technical Specifications of 4-(4-broMo-phenyl)-dibenzothiophene
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 142–146 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Heavy Metals | <=20 ppm |
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 4-(4-broMo-phenyl)-dibenzothiophene
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-(4-broMo-phenyl)-dibenzothiophene
Packaging of 4-(4-broMo-phenyl)-dibenzothiophene
Industrial 4-(4-broMo-phenyl)-dibenzothiophene 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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