China Factory Direct
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| CAS number | 3096-57-9 |
| Product name | 2-AMINO-9-FLUORENONE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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) |
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 |
|---|---|---|
| Pharmaceutical R&D | Organic synthesis intermediate | Used to synthesize biologically active compounds, such as anticancer and anti-inflammatory drug candidates |
| Materials science | Fluorescent material precursor | Applied as a structural building block for conjugated systems in the preparation of organic light-emitting diode (OLED) materials |
| Chemical research | Organic synthesis reagent | Employed in laboratory-scale synthesis of fluorene derivatives, participating in coupling and condensation reactions |
| Dye industry | Dye intermediate | Used to synthesize dyes and pigments with specific molecular structures, enhancing color stability and light absorption performance |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | HPLC-UV | Quantification by comparison of peak area against a certified reference standard using reversed-phase chromatography and UV detection at ~254 nm. |
| Related Substances | HPLC-UV | Separation and quantification of impurities (e.g., 9-fluorenone, 2-amino-9-hydroxyfluorene) using gradient HPLC with UV detection. |
| Residual Solvents | GC-FID | Identification and quantification of volatile organic solvents (e.g., DMF, toluene, methanol) based on retention time and flame ionization response. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration using iodine generation to determine water content via stoichiometric reaction with Karl Fischer reagent. |
| Heavy Metals | ICP-OES | Multi-element detection of toxic metals (Pb, Cd, Hg, As) after acid digestion, based on atomic emission intensity at characteristic wavelengths. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride ions using anion-exchange column and suppressed conductivity detection. |
| Sulfated Ash | Gravimetric Analysis | Residue mass after incineration at 700-800 C following sulfuric acid treatment, expressed as percentage of sample weight. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid-to-liquid phase transition occurs, using calibrated capillary tube method. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of foreign particles under controlled white light against defined standards. |
| Bulk Density | ASTM D1895 | Measurement of mass per unit volume for freely settled powder using a standardized graduated cylinder and balance. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to calculate size distribution based on Mie theory for dry or wet dispersion. |
| pH of Aqueous Suspension | pH Meter | Measurement of hydrogen ion activity in a defined suspension (e.g., 1% w/v in water) using calibrated glass electrode system. |
| Test Item | Specification |
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| Appearance | Orange to brown to dark purple crystalline powder |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 235–240 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
| 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.