BENZO[B]THIOPHENE-2-CARBOXALDEHYDE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 3541-37-5 |
| Product name | BENZO[B]THIOPHENE-2-CARBOXALDEHYDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial GradeReagent 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 BENZO[B]THIOPHENE-2-CARBOXALDEHYDE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk BENZO[B]THIOPHENE-2-CARBOXALDEHYDE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of BENZO[B]THIOPHENE-2-CARBOXALDEHYDE
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Used as a pharmaceutical intermediate in the synthesis of antimicrobial and anti-inflammatory active compounds | Organic synthesis, catalytic reactions |
| Dyes | Applied in the synthesis of thiophene-based dyes to enhance color fastness and photostability | Condensation, coupling reactions |
| Pesticides | Served as an intermediate in the synthesis of insecticides or fungicides, such as thiazole-based pesticides | Halogenation, condensation |
| Materials Science | Employed as a functional monomer for preparing fluorescent or optoelectronic materials | Polymerization, modification reactions |
| Research Reagents | Utilized as a key building block in organic synthesis for constructing complex heterocyclic structures | Multistep synthesis, purification |
Manufacturing Quality Control of BENZO[B]THIOPHENE-2-CARBOXALDEHYDE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at ~254 nm, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities (e.g., 1-benzothiophene, oxidation by-products) using gradient HPLC-UV with relative response factor correction. |
| Residual Solvents | GC-FID | Headspace GC-FID analysis to quantify residual solvents (e.g., methanol, dichloromethane, toluene) per ICH Q3C guidelines. |
| Heavy Metals | ICP-MS | Multi-element trace metal quantification (e.g., Pb, Cd, Hg, As) after acid digestion, offering sub-ppt detection limits. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration measuring water via iodine generation and stoichiometric reaction with sample moisture. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against a white background under controlled lighting; compliant with USP <941>. |
| Melting Point | Capillary Melting Point Apparatus | Determination of solid-to-liquid transition temperature range using calibrated capillary apparatus per USP <741>. |
| Chloride Impurity | Ion Chromatography (IC) | Quantification of chloride ions after sample dissolution and filtration, using suppressed conductivity detection. |
| Sulfur Content | Elemental Analyzer (Combustion-IR) | High-temperature combustion followed by infrared detection of SO₂ to determine total organic sulfur content. |
| Acid Value | Acid-Base Titration (NaOH, phenolphthalein) | Neutralization of acidic impurities (e.g., carboxylic acid degradation products) with standardized NaOH solution. |
| Residue on Ignition | Gravimetric Analysis | Weighing of non-volatile inorganic residue after high-temperature ashing at 600–700 °C per USP <281>. |
Technical Specifications of BENZO[B]THIOPHENE-2-CARBOXALDEHYDE
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 48–52°C |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | 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 BENZO[B]THIOPHENE-2-CARBOXALDEHYDE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of BENZO[B]THIOPHENE-2-CARBOXALDEHYDE
Safety Information of BENZO[B]THIOPHENE-2-CARBOXALDEHYDE
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of BENZO[B]THIOPHENE-2-CARBOXALDEHYDE
Industrial BENZO[B]THIOPHENE-2-CARBOXALDEHYDE 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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