China Factory Direct
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| CAS number | 63675-74-1 |
| Product name | 6-Methoxy-2-(4-methoxyphenyl)benzobithiophene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty 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) |
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 | Organic synthesis intermediate | Used in the synthesis of anticancer or antiviral agents |
| Agrochemicals | Raw material for insecticides or herbicides | Thiophene structure introduced via substitution reactions |
| Materials Science | Component of optoelectronic materials | Used in the preparation of organic light-emitting diodes (OLEDs) |
| Chemical Research | Functionalized reagent in organic synthesis experiments | Modified via oxidation, alkylation, and other methods |
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Appearance and Physical Properties | Visual Inspection, Melting Point Determination | Observe sample color, crystal form, and physical state; determine melting range using a melting point apparatus to assess purity and consistency. |
| Content Determination (Active Pharmaceutical Ingredient) | High-Performance Liquid Chromatography (HPLC) | Use C18 reversed-phase column with methanol-water or acetonitrile-water mobile phase, UV detector (254–280 nm) for quantification, and external standard method to calculate content. |
| Related Substances (Impurity Profile) | HPLC Method (Gradient Elution) | Employ gradient elution to separate the main component from potential organic impurities (e.g., unreacted raw materials, by-products, degradation products); detection limit can be below 0.1%. |
| Solvent Residues | Gas Chromatography (GC) | Use headspace injection or direct injection with FID detection to analyze residual solvents (e.g., methanol, ethanol, dichloromethane) according to ICH Q3C guidelines. |
| Water Content | Karl Fischer Titration | Determine trace moisture using coulometric or volumetric Karl Fischer methods to ensure compliance with pharmacopoeial or process specifications (typically ≤0.5%). |
| Melting Point | Capillary Melting Point Apparatus | Determine the melting temperature range of the sample and compare with literature values (typically 120–130°C) to assess purity and crystalline state. |
| UV-Visible Absorption Spectroscopy | UV-Vis Spectrophotometry | Dissolve sample in methanol or acetonitrile, measure absorption in the 200–400 nm range for structural confirmation and auxiliary quantification. |
| Infrared Spectroscopy (IR) | Fourier Transform Infrared Spectroscopy (FT-IR) | Acquire characteristic functional group absorption peaks (e.g., C=O, C–O–C, aromatic ring, thiophene ring) via KBr pellet or ATR method for structural verification. |
| Inorganic Impurities (e.g., Chloride, Sulfate) | Limited Test for Sulfate/Chloride | Follow pharmacopoeial methods (e.g., Chinese Pharmacopoeia General Chapter 0801/0802), using turbidimetry or precipitation techniques to control inorganic impurity levels. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After ashing or acid digestion, determine levels of lead, cadmium, mercury, arsenic, etc., in accordance with ICH Q3D guidelines (typically ≤10 ppm). |
| Polymorphic Analysis (if applicable) | X-Ray Powder Diffraction (XRPD) | Used to confirm crystalline form and prevent differences in solubility or stability due to polymorphism (applicable to solid dosage form raw materials). |
| Test Item | Specification |
|---|---|
| Appearance | White to light yellow powder |
| Purity | ≥98.0% |
| Water | ≤0.5% |
| Single impurity | ≤0.1% |
| Total impurities | ≤0.5% |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.