China Factory Direct
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| CAS number | 126717-23-5 |
| Product name | 1 3 5-TRIS(DIPHENYLAMINO)BENZENE 97 |
| 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) |
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 |
|---|---|---|
| Electronics & Electrical | Hole-transport material for organic light-emitting diodes (OLEDs) | Used as a hole-transport layer (HTL) material to facilitate hole injection and transport from the anode to the emissive layer, leveraging its high hole mobility and favorable energy-level alignment to enhance device efficiency and operational lifetime. |
| Electronics & Electrical | Hole-transport material for organic photovoltaics (OPVs) | Applied as a solid-state hole-transport layer in perovskite or organic solar cells to support charge separation and transport, thereby improving power conversion efficiency. |
| Electronics & Electrical | Intermediate in the synthesis of organic semiconductor materials | Employed as a building block for synthesizing advanced star-shaped or dendritic semiconductor molecules; molecular properties—including optoelectronic behavior—are tuned via peripheral phenyl ring or core structural modifications. |
| Chemical R&D | Model compound for optoelectronic materials research | Utilized as a model compound to investigate structure–property relationships between molecular architecture—particularly its star-shaped geometry and high glass transition temperature—and optoelectronic performance. |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reversed-phase HPLC with UV detection at 254 nm based on peak area comparison to reference standard. |
| Related Substances | HPLC-UV | Detects and quantifies structurally similar impurities using gradient HPLC-UV; identification supported by retention time matching and spiked experiments. |
| Residual Solvents | GC-FID | Measures volatile organic solvents (e.g., toluene, THF) via headspace GC with flame ionization detection using calibrated external standards. |
| Moisture Content | Karl Fischer Titration | Determines water content by coulometric or volumetric titration where iodine reacts stoichiometrically with water in anhydrous methanol-based reagent. |
| Heavy Metals | ICP-MS | Quantifies trace metals (e.g., Pb, Cd, Ni) after acid digestion using inductively coupled plasma mass spectrometry with isotope dilution for high sensitivity and accuracy. |
| Chloride Content | Ion Chromatography | Separates and quantifies chloride ions using suppressed conductivity detection after aqueous extraction and filtration. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid using calibrated capillary tube method per USP <741>. |
| Bulk Density | ASTM D1895 Method A | Measures mass per unit volume of freely settled powder using a standardized graduated cylinder and analytical balance. |
| Particle Size Distribution | Laser Diffraction | Analyzes particle size distribution in dry dispersion mode using Mie theory to interpret scattered laser light intensity patterns. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic residue after controlled ashing at 600 C followed by precise weighing of the cooled crucible. |
| Optical Rotation | Polarimetry | Measures specific rotation using sodium D-line light through a solution in chloroform to assess chiral purity and identity. |
| pH of Aqueous Suspension | Potentiometric pH Measurement | Determines pH of a defined suspension (e.g., 1% w/v in water) using calibrated glass electrode and pH meter per USP <791>. |
| Test Item | Specification |
|---|---|
| Appearance | Off-white solid |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 245–250 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Residue on Ignition | <=0.1% |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.