2,7-Dibromo-N-phenylcarbazole Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 444796-09-2 |
| Product name | 2,7-Dibromo-N-phenylcarbazole |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeElectronic GradeMaterial 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 2,7-Dibromo-N-phenylcarbazole
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,7-Dibromo-N-phenylcarbazole Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,7-Dibromo-N-phenylcarbazole
| Industry | Application | Process |
|---|---|---|
| Organic Electronic Materials | Hole-transport layer (HTL) material for organic light-emitting diodes (OLEDs) | Thin-film deposition via vacuum thermal evaporation or solution spin-coating; used as host or hole-transport material in blue/white OLED devices |
| Organic Electronic Materials | Host material for thermally activated delayed fluorescence (TADF) devices | Codoped and co-evaporated with TADF emitters; high triplet energy (T1 ≈ 2.95 eV) and excellent thermal stability (Td > 400 °C) suppress reverse intersystem crossing (RISC)-related energy loss |
| Organic Optoelectronic Materials | Hole-transport material (HTM) for perovskite solar cells (PSCs) | Dense thin-film fabrication by solution spin-coating (e.g., in chlorobenzene); replaces costly spiro-OMeTAD to enhance device stability and hole mobility |
| Pharmaceutical Intermediates | Synthetic precursor for carbazole-based kinase inhibitors | Palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Heck) to construct C–C bonds and introduce aryl/heteroaryl substituents for pharmacophore optimization |
Manufacturing Quality Control of 2,7-Dibromo-N-phenylcarbazole
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reverse-phase chromatography with UV detection at characteristic wavelength. |
| Related Substances | HPLC-UV | Separates and quantifies structurally related impurities using gradient elution and UV detection. |
| Residual Solvents | GC-FID | Detects and quantifies volatile organic solvents by gas chromatography with flame ionization detection. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric titration based on iodine-sulfur dioxide redox reaction. |
| Heavy Metals | ICP-OES | Determines total elemental metal impurities (e.g., Pb, Cd, Ni) by atomic emission spectroscopy after acid digestion. |
| Chloride Impurity | Ion Chromatography | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid, indicating crystallinity and purity. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of foreign particles under controlled lighting conditions. |
| Loss on Drying | Gravimetric Analysis | Measures weight loss after drying under specified temperature and vacuum to determine volatile content. |
| Residue on Ignition | Sulfated Ash Test | Quantifies inorganic residue remaining after high-temperature combustion in presence of sulfuric acid. |
| Particle Size Distribution | Laser Diffraction | Measures size distribution of solid particles in suspension using angular scattering pattern analysis. |
| Specific Optical Rotation | Polarimetry | Determines chiral purity by measuring rotation of plane-polarized light through a solution of the compound. |
Technical Specifications of 2,7-Dibromo-N-phenylcarbazole
| Test Item | Specification |
|---|---|
| Appearance | Off-white crystalline solid |
| Purity | >=98.0% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 245-249°C |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Conforms to reference spectrum |
| 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 2,7-Dibromo-N-phenylcarbazole
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,7-Dibromo-N-phenylcarbazole
Safety Information of 2,7-Dibromo-N-phenylcarbazole
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 2,7-Dibromo-N-phenylcarbazole
Industrial 2,7-Dibromo-N-phenylcarbazole 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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