BENZO[B]THIOPHENE-2-CARBONYL CHLORIDE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 39827-11-7 |
| Product name | BENZO[B]THIOPHENE-2-CARBONYL CHLORIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent GradeIndustrial 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-CARBONYL CHLORIDE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk BENZO[B]THIOPHENE-2-CARBONYL CHLORIDE 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-CARBONYL CHLORIDE
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of pharmaceutical intermediates for bioactive compounds | Used as an acylating agent in organic synthesis to construct complex molecular frameworks |
| Agricultural Chemicals | Synthesis of pesticide intermediates | Introduces carbonyl functional groups via nucleophilic substitution or addition–elimination reactions |
| Polymers & Materials | Functional monomer or crosslinking agent for polymer modification | Applied in the synthesis of polyamide, polyester, and other polymeric materials |
| Fine Chemicals | Synthesis of dyes, fragrances, and functional additives | Enables coupling or functional group transformations leveraging the high reactivity of acyl chlorides |
| Analytical Chemistry | Reference standard or analytical reagent | Employed as a reference material in chromatographic or spectroscopic analysis |
Manufacturing Quality Control of BENZO[B]THIOPHENE-2-CARBONYL CHLORIDE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, calibrated against certified reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient HPLC-UV; identification based on retention time relative to reference standards. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection for quantification of common solvents (e.g., dichloromethane, toluene) per ICH Q3C guidelines. |
| Moisture Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent to determine water content via stoichiometric reaction. |
| Acid Chloride Content | Acid-Base Back Titration | Hydrolysis with excess standardized NaOH followed by back-titration with HCl to quantify reactive -COCl groups. |
| Heavy Metals | ICP-OES | Multi-element quantification after acid digestion, comparing signal intensities to calibration standards per USP <231>. |
| Chloride Ion Impurity | Ion Chromatography | Separation and conductivity detection of chloride anions in aqueous extract; quantified against chloride standard. |
| Melting Point | Capillary Melting Point Apparatus | Determination of solid-to-liquid transition temperature range using calibrated capillary apparatus per USP <741>. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against specified criteria in controlled white-light environment. |
| Residue on Ignition | Gravimetric Analysis | Weighing residue remaining after high-temperature ashing (600-800 C) to assess inorganic impurities. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light in solution to confirm chiral purity and identity. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry powder dispersion using laser scattering to determine D10, D50, D90 values per ISO 13320. |
Technical Specifications of BENZO[B]THIOPHENE-2-CARBONYL CHLORIDE
| Test Item | Specification |
|---|---|
| Appearance | Brown solid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Melting Point | 65–69°C |
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-CARBONYL CHLORIDE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of BENZO[B]THIOPHENE-2-CARBONYL CHLORIDE
Safety Information of BENZO[B]THIOPHENE-2-CARBONYL CHLORIDE
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of BENZO[B]THIOPHENE-2-CARBONYL CHLORIDE
Industrial BENZO[B]THIOPHENE-2-CARBONYL CHLORIDE 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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