3-DroMo-9,9'-spirobifluorene Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1361227-58-8 |
| Product name | 3-DroMo-9,9'-spirobifluorene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeReagent 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 3-DroMo-9,9'-spirobifluorene
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-DroMo-9,9'-spirobifluorene Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-DroMo-9,9'-spirobifluorene
| Industry | Application | Process |
|---|---|---|
| Organic Synthesis | Used as an organic synthesis intermediate for preparing functional materials and pharmaceutical molecules | Bromination on the fluorene ring followed by coupling reactions to form the spirobifluorene structure |
| Materials Science | Used to synthesize luminescent materials, such as hole-transport materials in organic light-emitting diodes (OLEDs) | Transition-metal-catalyzed coupling reactions (e.g., Suzuki coupling) to construct the spirobifluorene structure |
| Medicinal Chemistry | Used as a synthetic intermediate for pharmaceutical molecules in developing biologically active compounds | Multi-step organic synthesis to introduce bromo groups and build the spirobifluorene scaffold |
| Analytical Chemistry | Used as a reference standard or labeling agent in chromatographic or spectroscopic analysis | Preparation of high-purity samples via dedicated synthetic processes |
Manufacturing Quality Control of 3-DroMo-9,9'-spirobifluorene
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, calibrated against certified reference standard. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents by gas chromatography with flame ionization detection using headspace sampling. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration using iodine generated in situ to quantify water content based on stoichiometric reaction. |
| Heavy Metals | ICP-OES | Multi-element detection of metallic impurities after acid digestion, using plasma excitation and optical emission spectroscopy. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride ions using anion-exchange column and suppressed conductivity detection. |
| Residual Palladium | ICP-MS | Ultra-trace detection of palladium catalyst residues after microwave-assisted acid digestion using inductively coupled plasma mass spectrometry. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement via controlled heating of a capillary-packed sample, observing solid-to-liquid phase change. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of visible particulates or discoloration under standardized lighting conditions. |
| Organic Impurities (Related Substances) | HPLC-DAD | Identification and quantification of structurally related compounds using diode array detection for spectral confirmation and peak purity analysis. |
| Sulfated Ash | Gravimetric Analysis | Combustion of sample at 700-800 C followed by sulfuric acid treatment and final weighing of non-volatile residue. |
| Bulk Density | USP <616> Tap Density Method | Measurement of mass per unit volume after mechanical tapping of powder in a graduated cylinder to achieve reproducible packing. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity as a function of angle to determine size distribution of dry powder dispersion. |
Technical Specifications of 3-DroMo-9,9'-spirobifluorene
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 145–149 °C |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Conforms to reference spectrum |
| 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 3-DroMo-9,9'-spirobifluorene
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-DroMo-9,9'-spirobifluorene
Packaging of 3-DroMo-9,9'-spirobifluorene
Industrial 3-DroMo-9,9'-spirobifluorene 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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