5,7-Dihydro-7,7-dimethyl-indeno[2,1-b]carbazole Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1257220-47-5 |
| Product name | 5,7-Dihydro-7,7-dimethyl-indeno[2,1-b]carbazole |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Electronic 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 5,7-Dihydro-7,7-dimethyl-indeno[2,1-b]carbazole
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 5,7-Dihydro-7,7-dimethyl-indeno[2,1-b]carbazole Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 5,7-Dihydro-7,7-dimethyl-indeno[2,1-b]carbazole
| Industry | Application | Process |
|---|---|---|
| Organic Electronic Materials | Hole-transport material in organic light-emitting diodes (OLEDs) | Applied as doped or undoped hole-transport layers in OLED device fabrication to enhance device efficiency and stability |
| Semiconductor Materials | Construction of organic semiconductor devices | Films deposited via vacuum thermal evaporation or solution processing for development of organic field-effect transistors (OFETs) and similar devices |
| Research on Optoelectronic Functional Materials | Research on novel blue-emitting host or dopant materials | Used in laboratory synthesis of new luminescent materials to optimize electroluminescent performance |
Manufacturing Quality Control of 5,7-Dihydro-7,7-dimethyl-indeno[2,1-b]carbazole
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main compound using reversed-phase HPLC with UV detection at characteristic wavelength, comparing peak area to calibrated standard. |
| Related Substances | HPLC-DAD | Detects and quantifies structurally related impurities by HPLC with diode array detection and spectral comparison. |
| Residual Solvents | GC-FID | Measures volatile organic solvents using gas chromatography with flame ionization detection against certified reference standards. |
| Water Content | Karl Fischer Titration | Determines trace water by coulometric or volumetric titration with iodine generated electrochemically or added reagent. |
| Heavy Metals | ICP-MS | Quantifies trace metal contaminants (e.g., Pb, Cd, Ni) via inductively coupled plasma mass spectrometry after acid digestion. |
| Chloride Content | Ion Chromatography | Separates and quantifies chloride ions using suppressed conductivity detection after aqueous extraction. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid using controlled heating and visual observation. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of foreign particles under standardized white light and viewing conditions. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after high-temperature ashing and weighing of the cooled crucible. |
| Particle Size Distribution | Laser Diffraction | Analyzes size distribution of solid particles in suspension using angular scattering pattern of laser light. |
| Bulk Density | Tap Density Tester | Determines mass per unit volume of powder in a graduated cylinder after standardized mechanical tapping. |
| Loss on Drying | Thermogravimetric Analysis | Measures weight loss upon controlled heating under nitrogen or air to determine volatile content including moisture and solvents. |
Technical Specifications of 5,7-Dihydro-7,7-dimethyl-indeno[2,1-b]carbazole
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.5% (GC-MS) |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 245–249°C |
| Identification (NMR) | Conforms to reference standard |
| 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 5,7-Dihydro-7,7-dimethyl-indeno[2,1-b]carbazole
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 5,7-Dihydro-7,7-dimethyl-indeno[2,1-b]carbazole
Packaging of 5,7-Dihydro-7,7-dimethyl-indeno[2,1-b]carbazole
Industrial 5,7-Dihydro-7,7-dimethyl-indeno[2,1-b]carbazole 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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