3-Methylxanthine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1076-22-8 |
| Product name | 3-Methylxanthine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent 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-Methylxanthine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-Methylxanthine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-Methylxanthine
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical R&D | Used as a metabolite or intermediate in drug metabolism studies to investigate in vivo metabolic pathways of xanthine compounds (e.g., caffeine, theophylline) | Generated via enzymatic reactions (e.g., cytochrome P450 oxidation) in in vitro or in vivo metabolism experiments for pharmacokinetic analysis |
| Biochemical Research | Employed as a research tool compound for adenosine receptor antagonism to study purinergic signaling pathways | Produced via chemical synthesis or isolation and purification from natural metabolites for in vitro receptor binding or functional assays |
| Analytical Chemistry | Used as a reference standard or control substance in chromatographic analysis (e.g., HPLC, LC-MS) for detecting xanthine derivatives in biological samples | Prepared as high-purity synthetic material to formulate standard solutions for quantitative analysis of related metabolites in biological matrices such as urine and plasma |
Manufacturing Quality Control of 3-Methylxanthine
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Identification Test | Infrared Spectroscopy (IR) | Confirm the characteristic functional groups and structure of 3-methylxanthine by comparing the sample's infrared absorption spectrum with a standard reference spectrum. |
| Ultraviolet-Visible Spectrophotometry (UV-Vis) | Perform qualitative identification based on the characteristic absorption peak of 3-methylxanthine at specific wavelengths (e.g., 270–280 nm). | |
| Assay | High-Performance Liquid Chromatography (HPLC) | Utilize a reversed-phase C18 column with a mobile phase of methanol-water or acetonitrile-buffer salt, and quantify the main component using a UV detector (approximately 273 nm); this method offers high sensitivity and good reproducibility. |
| Related Substances / Impurity Control | High-Performance Liquid Chromatography (HPLC) | Separate the main peak from potential impurities (e.g., xanthine, caffeine, theophylline) using a gradient elution program; calculate impurity content by area normalization or the main-component self-reference method with correction factors. |
| Loss on Drying | Thermogravimetric Analysis (TGA) or Atmospheric Drying Method | Dry the sample to constant weight at a specified temperature (e.g., 105°C) and measure the mass loss to evaluate the content of moisture and volatile substances. |
| Residue on Ignition | High-Temperature Ashing Method | Ignite the sample at high temperature (typically 700–800°C) and weigh the residual inorganic material to control the limit of inorganic impurities. |
| Residual Solvents | Gas Chromatography (GC) | Analyze possible residual organic solvents (e.g., methanol, ethanol, dichloromethane) using headspace or direct injection with a flame ionization detector (FID). |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | After sample digestion, determine the content of heavy metal elements such as lead, arsenic, cadmium, and mercury to ensure compliance with pharmacopeial limits. |
Technical Specifications of 3-Methylxanthine
| Test Item | Specification |
|---|---|
| Appearance | White to light yellow crystalline powder |
| Purity | >=98.0% (HPLC) |
| Melting Point | 345–348 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=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-Methylxanthine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-Methylxanthine
Packaging of 3-Methylxanthine
Industrial 3-Methylxanthine 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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