2-Thienylmagnesium bromide solution Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 5713-61-1 |
| Product name | 2-Thienylmagnesium bromide solution |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical 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 2-Thienylmagnesium bromide solution
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-Thienylmagnesium bromide solution Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2-Thienylmagnesium bromide solution
| Industry | Application | Process |
|---|---|---|
| Fine Chemicals Manufacturing | Used as a catalyst or intermediate | Grignard reaction |
| Pesticide Manufacturing | Used in the preparation of pesticide active ingredients | Intermediate synthesis |
| Pharmaceuticals | Used as an intermediate in drug synthesis | Intermediate synthesis |
| Materials Science | Used in the preparation of sulfides or polymers | Sulfidation or polymer synthesis |
Manufacturing Quality Control of 2-Thienylmagnesium bromide solution
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (C6H5SBrMg content) | Acid-Base Titration with Back-Titration | Reaction with excess standardized HCl, followed by titration of unreacted acid with NaOH to determine active Grignard concentration. |
| Moisture Content | Karl Fischer Titration | Quantitative determination of water via iodine-sulfur dioxide redox reaction in methanol-pyridine solvent system. |
| Residual Solvent (THF) | Gas Chromatography (GC) | Separation and quantification of tetrahydrofuran using flame ionization detection against calibrated standards. |
| Inorganic Bromide (Br-) | Potentiometric Titration with AgNO3 | Precipitation of bromide as AgBr monitored by silver ion-selective electrode endpoint detection. |
| Magnesium Content | Magnesium Complexometric Titration with EDTA | Chelation of Mg2+ with standardized EDTA at pH 10 using Eriochrome Black T indicator. |
| Organic Impurities (e.g., benzyl bromide, diphenyl disulfide) | Gas Chromatography-Mass Spectrometry (GC-MS) | Separation by GC coupled with mass spectral identification and semi-quantitative analysis of volatile impurities. |
| Color | Visual Comparison Against APHA Scale | Comparison of sample solution color in THF to platinum-cobalt standard solutions under controlled lighting. |
| pH of Aqueous Hydrolyzate | pH Meter Measurement | Measurement of pH after controlled hydrolysis of sample in water to assess acidic/basic decomposition products. |
| Heavy Metals (Pb, Cd, Ni, Fe) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Multi-element quantification after acid digestion and nebulization into high-temperature plasma. |
| Chloride Ion (Cl-) | Ion Chromatography (IC) | Separation on anion-exchange column with conductivity detection and quantification against chloride standards. |
| Non-Volatile Residue | Gravimetric Analysis | Evaporation of THF solution under inert atmosphere followed by drying and weighing of residual solids. |
| Stability Indicating Test (Decomposition Products) | High-Performance Liquid Chromatography (HPLC) | Reverse-phase separation with UV detection to monitor formation of benzenethiol and other degradation markers over time. |
Technical Specifications of 2-Thienylmagnesium bromide solution
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline solid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Melting Point | 78-82°C |
| Identification (NMR) | Conforms to reference standard |
| Residue on Ignition | <=0.3% |
| Odor | Characteristic mild sulfur 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 2-Thienylmagnesium bromide solution
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Safety Information of 2-Thienylmagnesium bromide solution
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 2-Thienylmagnesium bromide solution
Industrial 2-Thienylmagnesium bromide solution 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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