China Factory Direct
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| CAS number | 13311-84-7 |
| Product name | Flutamide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Reagent GradeIndustrial GradeSpecialty Grade |
| Packaging | 25KG/bag500KG/bag1000KG/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 |
|---|---|---|
| Pharmaceuticals | Anticancer agents | Used in the synthesis of flutamide, an androgen receptor antagonist for prostate cancer treatment |
| Chemical manufacturing | Intermediate | Applied as an organic synthesis intermediate for preparing other fluorinated compounds |
| Research | Experimental studies | Used in pharmacological and toxicological studies to evaluate biological activity and adverse effects |
| Milestone | Common Testing Methods | Method Overview |
|---|---|---|
| Content Determination | High-Performance Liquid Chromatography (HPLC) | Using a reversed-phase C18 column, with methanol-water or acetonitrile-water as the mobile phase, and UV detection (230–250 nm). Quantification is performed using external or internal standard methods. This method has high accuracy and specificity and is the mainstream method in pharmacopoeias. |
| Related Substances Testing | High-Performance Liquid Chromatography (HPLC) | Same system as content determination, with reduced detection wavelength (e.g., 210 nm) to improve sensitivity. Area normalization or main component self-control method is used to detect degradation products such as fluoroacetophenone and nitro derivatives. |
| Solvent Residues | Gas Chromatography (GC) | Using DB-624 or HP-INNOWAX capillary columns with FID detection, headspace or direct injection. Detect residual solvents such as ethanol, acetone, and dichloromethane, complying with ICH Q3C standards. |
| Drying Loss | Drying Method (Weight Method) | Take the sample and dry it at 105°C until constant weight, calculate the loss on drying percentage. Control moisture and volatile impurities, complying with Chinese Pharmacopoeia General Rule 0831. |
| Residue on Ignition (Ash Content) | Ignition and Weighing Method | Sample is incinerated at 500–600°C, and the residue is weighed to assess the content of inorganic impurities, suitable for detecting residual metal oxides in raw materials. |
| Heavy Metal Testing | Atomic Absorption Spectrometry (AAS) or ICP-MS | After wet digestion, heavy metals such as lead, cadmium, mercury, and arsenic are determined by AAS, or multiple elements are simultaneously detected by ICP-MS, complying with pharmacopoeia limits (typically ≤20 ppm). |
| Solubility | Shaking Flask Method/Colorimetric Method | Determine the solubility of flutamide in different pH buffers (e.g., pH 1.2, 6.8), evaluating its physicochemical properties and formulation development basis. It is not a mandatory quality control item but often used in R&D. |
| Melting Point | Capillary Melting Point Apparatus Method | Use an automatic melting point apparatus to determine the melting range. The melting point of flutamide is approximately 115–118°C, used for identification and preliminary purity assessment. |
| Crystal Form Analysis | X-ray Powder Diffraction (XRPD) | Identify the crystal form of flutamide (such as Form I, II) through characteristic diffraction peaks, ensuring the stability and bioavailability consistency of formulations. It is commonly used in high-end formulation quality control. |
| Particle Size Distribution | Laser Diffraction Method | Measure the particle size distribution (D10, D50, D90) of the raw material powder, affecting dissolution rate and formulation uniformity. It is suitable for process control of poorly soluble raw materials. |
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 111.0–114.0 °C |
| Total Impurities | <=2.0% (GC-MS) |
| Single Impurity | <=0.5% (GC-MS) |
| 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.