3,6-Dimethoxyxanthone Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1214-24-0 |
| Product name | 3,6-Dimethoxyxanthone |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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 3,6-Dimethoxyxanthone
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3,6-Dimethoxyxanthone Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3,6-Dimethoxyxanthone
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Industry | Pharmaceutical Intermediate | Serves as a key intermediate in the synthesis of angiotensin II receptor antagonists, such as eprosartan. |
| Pharmaceutical Industry | Bioactivity Research | Applied as a topoisomerase II inhibitor in antitumor drug screening and pharmacological mechanism studies. |
| Dye Industry | Organic Synthesis Intermediate | Used in the synthesis of xanthene dyes (e.g., fluorescein derivatives) and fluorescent indicators. |
| Analytical Chemistry | Fluorescent Reagent Raw Material | Employed to synthesize chemical fluorescent probe molecules, leveraging the structural properties of the xanthene scaffold. |
Manufacturing Quality Control of 3,6-Dimethoxyxanthone
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination based on peak area comparison with a certified reference standard using reversed-phase chromatography and UV detection at ~254 nm. |
| Related Substances | HPLC-UV or HPLC-MS | Separation and identification/quantification of structurally related impurities (e.g., mono-hydroxy analogs, des-hydroxy xanthone, oxidation by-products) using gradient elution and UV or mass spectral detection. |
| Residual Solvents | GC-FID or GC-MS | Headspace gas chromatographic quantification of residual solvents (e.g., methanol, acetone, DMF, toluene) against calibrated standards using flame ionization or mass spectrometric detection. |
| Heavy Metals (Total) | ICP-OES | Multi-element quantification of catalytic metal residues (e.g., Pd, Ni, Cu) after microwave-assisted acid digestion, based on atomic emission intensity at element-specific wavelengths. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration measuring water content via iodine generation and stoichiometric reaction with water in anhydrous methanol-based medium. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition determination by observing the temperature range over which solid-to-liquid phase change occurs under controlled heating rate. |
| Appearance & Color | Visual Inspection / Hazen Color Scale | Subjective assessment of physical state (crystalline powder) and color intensity compared against platinum-cobalt standard solutions. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Measurement of non-volatile inorganic residue remaining after high-temperature (700–800 °C) incineration of sample in a platinum crucible. |
| Chloride Impurity | Ion Chromatography (IC) or Potentiometric Titration | Quantification of chloride ions either via suppressed conductivity detection after anion exchange separation or by argentometric titration with silver nitrate endpoint detection. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral centers (if applicable); though compound is achiral, used to confirm absence of chiral contaminants or degradation. |
| Particle Size Distribution | Laser Diffraction | Determination of size distribution profile by analyzing angular variation in laser light scattering intensity from a dispersed powder suspension or aerosol. |
| pH of Aqueous Suspension | pH Meter | Measurement of hydrogen ion activity in a standardized aqueous slurry (e.g., 1% w/v in water), indicating potential acidic/basic surface impurities or hydrolytic degradation. |
| Microbial Contamination | Membrane Filtration / Plate Count | Quantitative enumeration of aerobic microorganisms following filtration, membrane transfer to nutrient agar, and colony formation under controlled incubation conditions (for non-sterile API-grade material). |
Technical Specifications of 3,6-Dimethoxyxanthone
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (LC-MS) |
| Melting Point | 275-279 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 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 3,6-Dimethoxyxanthone
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3,6-Dimethoxyxanthone
Packaging of 3,6-Dimethoxyxanthone
Industrial 3,6-Dimethoxyxanthone 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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