3-Methylflavone-8-carboxylic acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 3468-01-7 |
| Product name | 3-Methylflavone-8-carboxylic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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) |
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Documents We Provide for 3-Methylflavone-8-carboxylic acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-Methylflavone-8-carboxylic acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-Methylflavone-8-carboxylic acid
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical R&D | Pharmaceutical intermediate for synthesizing flavonoid derivatives with anti-inflammatory and antitumor activity | Serves as a key intermediate in multistep organic synthesis, commonly employed in esterification, hydrolysis, and coupling reactions to construct the target molecular scaffold |
Manufacturing Quality Control of 3-Methylflavone-8-carboxylic acid
| Test Item | Common Test Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the color, physical state, and presence of visible foreign matter under natural light or standard lighting conditions. |
| Purity (Assay) | High-Performance Liquid Chromatography (HPLC) | Use a reversed-phase C18 column with methanol-water or acetonitrile-water (containing a small amount of acid such as phosphoric acid or formic acid) as mobile phase, employing isocratic or gradient elution. Detection is performed using a UV detector (typically at 254 nm or set according to the compound’s maximum absorption wavelength). The assay is calculated using an external standard or area normalization method. |
| Structural Confirmation | Nuclear Magnetic Resonance Spectroscopy (NMR) | Structural analysis is conducted using ¹H-NMR and ¹³C-NMR to confirm that the hydrogen and carbon spectral signals match the expected structure. |
| Mass Spectrometry (MS or HRMS) | Molecular ion peaks are obtained via electrospray ionization (ESI) or atmospheric pressure chemical ionization (APCI) to confirm molecular weight; high-resolution mass spectrometry (HRMS) can determine the molecular formula. | |
| Fourier Transform Infrared Spectroscopy (FT-IR) | The infrared absorption spectrum is measured and analyzed to identify characteristic functional group absorptions (e.g., carboxyl, aromatic rings, carbonyl groups), supporting structural identification. | |
| Moisture Content | Karl Fischer Titration | Determine water content by titrating the sample with Karl Fischer reagent. This method includes volumetric or coulometric approaches and is suitable for trace moisture analysis. |
| Loss on Drying | Thermogravimetric Analysis (TGA) or Oven Drying Method | The sample is dried at a specified temperature (e.g., 105°C) for a defined period. The percentage weight loss is calculated from the difference in mass before and after drying. |
| Sulfated Ash (Residue on Ignition) | Sulfated Ash Method | The sample is ignited at high temperature until constant weight is achieved. The remaining inorganic residue is weighed to assess inorganic impurity content. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After sample digestion, heavy metal elements such as lead, cadmium, mercury, and arsenic are quantified using atomic absorption spectroscopy or inductively coupled plasma mass spectrometry (ICP-MS). |
| Related Substances (Impurities) | High-Performance Liquid Chromatography (HPLC) | Same general HPLC setup as purity testing, but using gradient elution to separate potential impurities such as synthesis intermediates and degradation products. Individual impurity peak areas are calculated and reported. |
| Melting Point | Capillary Melting Point Method | The sample is packed into a capillary tube and heated in a melting point apparatus. The initial and final melting temperatures are recorded for identification and preliminary purity assessment. |
| Solubility | Solubility Test | Evaluate solubility in various solvents (e.g., water, ethanol, methanol, DMSO) to ensure compliance with literature or standard specifications. |
Technical Specifications of 3-Methylflavone-8-carboxylic acid
| Test Item | Specification |
|---|---|
| Appearance | White to almost white powder or crystals |
| Purity | >=98.0% (LC-MS) |
| Melting Point | 178–182°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Identification (NMR) | Consistent with structure |
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-Methylflavone-8-carboxylic acid
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-Methylflavone-8-carboxylic acid
Safety Information of 3-Methylflavone-8-carboxylic acid
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 3-Methylflavone-8-carboxylic acid
Industrial 3-Methylflavone-8-carboxylic acid 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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