THIENO(3 2-B)PYRIDIN-7-OL Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 107818-20-2 |
| Product name | THIENO(3 2-B)PYRIDIN-7-OL |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty 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 THIENO(3 2-B)PYRIDIN-7-OL
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk THIENO(3 2-B)PYRIDIN-7-OL Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of THIENO(3 2-B)PYRIDIN-7-OL
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Synthesis | Used as a pharmaceutical intermediate for synthesizing biologically active heterocyclic compounds | Constructs the thienopyridone scaffold via multi-step organic synthesis; applied in the development of antitumor and antiviral agents |
| Materials Science | Employed as a precursor for functional organic materials, including luminescent and semiconductor materials | Introduces conjugated structures through molecular design; used in the preparation of organic light-emitting diode (OLED) and organic photovoltaic materials |
| Pesticide Development | Serves as a core structural unit in novel pesticide molecules | Integrated into pesticide molecular design to enhance target selectivity and biological activity, thereby improving efficacy and environmental compatibility |
| Polymer Chemistry | Applied in the synthesis of specialty polymeric materials, such as high-temperature-resistant resins | Participates in polymer chain construction as a monomer or crosslinker via condensation or addition polymerization |
Manufacturing Quality Control of THIENO(3 2-B)PYRIDIN-7-OL
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reversed-phase chromatography with UV detection at optimal wavelength (e.g., 254 nm) and external standard calibration. |
| Related Substances | HPLC-UV/DAD | Separates and detects impurities (starting materials, intermediates, degradants) via gradient HPLC with diode-array detection for spectral confirmation. |
| Residual Solvents | GC-FID | Determines trace organic solvents (e.g., DMF, THF, methanol) using headspace GC with flame ionization detection and internal standard calibration. |
| Water Content | Karl Fischer Titration (Coulometric) | Measures trace water by electrochemical iodine generation and stoichiometric reaction with water in anhydrous medium. |
| Heavy Metals | ICP-MS | Quantifies elemental impurities (e.g., Pb, Cd, Ni, Pd) after acid digestion using inductively coupled plasma mass spectrometry with isotope dilution. |
| Chloride Impurity | Ion Chromatography (IC) | Separates and quantifies chloride ions using suppressed conductivity detection after aqueous extraction. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after controlled ashing at 600–750 °C and weighing of the ignited residue. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range of solid-to-liquid phase transition using calibrated capillary apparatus per USP <741>. |
| Specific Optical Rotation | Polarimetry | Measures chiral purity (if applicable) via rotation of plane-polarized light in solution at specified concentration and wavelength (e.g., 589 nm). |
| Particle Size Distribution | Laser Diffraction | Analyzes dry or wet dispersion particle size distribution based on angular scattering intensity of laser light. |
| pH (Aqueous Suspension) | Potentiometric pH Measurement | Determines surface acidity/basicity by measuring hydrogen ion activity in a standardized aqueous suspension (e.g., 1% w/v) using calibrated pH electrode. |
| Microbial Contamination | Membrane Filtration (USP <61>) | Detects aerobic microbial count via filtration, membrane transfer to culture media, and colony enumeration after incubation. |
| Organic Volatile Impurities (OVI) | GC-MS | Identifies and quantifies structurally undefined volatile organic impurities using gas chromatography coupled with mass spectrometric detection and library matching. |
| Sulfated Ash | Gravimetric Analysis | Measures inorganic sulfate content after sulfuric acid treatment and ignition at 700–800 °C, per USP <281>. |
Technical Specifications of THIENO(3 2-B)PYRIDIN-7-OL
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% (HPLC) |
| Melting Point | 172–176 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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 THIENO(3 2-B)PYRIDIN-7-OL
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of THIENO(3 2-B)PYRIDIN-7-OL
Packaging of THIENO(3 2-B)PYRIDIN-7-OL
Industrial THIENO(3 2-B)PYRIDIN-7-OL 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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