3-Bromothiophene Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 872-31-1 |
| Product name | 3-Bromothiophene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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-Bromothiophene
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-Bromothiophene Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-Bromothiophene
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of pharmaceutical intermediates for active ingredients in anti-inflammatory and antiviral drugs | Bromination to introduce bromine atoms, followed by coupling reactions (e.g., Suzuki, Negishi couplings) to construct complex molecular frameworks |
| Agrochemicals | Agrochemical intermediate for synthesizing biologically active thiophene-based compounds | Electrophilic substitution or metal-catalyzed coupling reactions to introduce functional groups |
| Materials Science | Synthesis of organic semiconductor and luminescent materials (e.g., OLED materials) | Palladium-catalyzed cross-coupling reactions with aryl or heteroaryl groups to form conjugated systems |
| Organic Synthesis | Multifunctional building block for constructing complex molecules containing thiophene rings | Multifunctionalization via nucleophilic substitution, coupling reactions, and related transformations |
Manufacturing Quality Control of 3-Bromothiophene
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the color, state, and presence of impurities. Normal appearance is a colorless to pale yellow liquid, clear and transparent. |
| Content/Purity | Gas Chromatography (GC) | Use a capillary column (e.g., DB-5) with a flame ionization detector (FID). Qualitative analysis is performed by retention time; quantitative analysis is conducted via peak area normalization or external standard method to determine the content of 3-bromothiophene. |
| Structure Confirmation | Nuclear Magnetic Resonance Spectroscopy (NMR) | Analyze the hydrogen and carbon atomic environments using ¹H-NMR and ¹³C-NMR to confirm that the molecular structure matches that of 3-bromothiophene. |
| Structure Confirmation | Fourier Transform Infrared Spectroscopy (FT-IR) | Measure the infrared absorption spectrum of the sample and compare it with a reference spectrum to confirm the presence of characteristic functional groups (e.g., C-Br, C-S, aromatic ring). |
| Solvent Residue | Gas Chromatography (GC) | Use headspace-GC to detect residual organic solvents potentially left from the manufacturing process (e.g., methanol, ethanol, acetone, dichloromethane). |
| Water Content | Karl Fischer Titration | Determine trace water content in the sample using Karl Fischer reagent titration; suitable for quality control of water-sensitive organic intermediates. |
| Bromine Content | Elemental Analysis (EA) or ICP-MS | Use an elemental analyzer to measure the percentage content of C, H, and Br; or use inductively coupled plasma mass spectrometry (ICP-MS) for precise determination of bromine content. |
| Impurity Analysis | High-Performance Liquid Chromatography (HPLC) or GC | Separate and quantitatively detect possible synthetic by-products or degradation impurities (e.g., thiophene, 2-bromothiophene, polybrominated derivatives). |
| Density | Densitometer or Pycnometer Method | Measure the density of the liquid at a specified temperature (e.g., 20°C) to assist in assessing purity and consistency. |
| Refractive Index | Refractometer Method | Measure the refractive index at 20°C (n20D) as a physical constant for identification and purity assessment. |
Technical Specifications of 3-Bromothiophene
| Test Item | Specification |
|---|---|
| Appearance | Yellow liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.575–1.585 |
| Relative Density (20°C/25°C) | 1.540–1.560 g/cm³ |
| Odor | Characteristic aromatic odor |
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-Bromothiophene
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-Bromothiophene
Packaging of 3-Bromothiophene
Industrial 3-Bromothiophene 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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