China Factory Direct
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| CAS number | 98892-76-3 |
| Product name | 1-ETHYL-2,3-DIMETHYLIMIDAZOLIUM BROMIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent GradeIndustrial 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 Description |
|---|---|---|
| Pharmaceuticals | Intermediate for drug synthesis | Used as an organic synthetic intermediate in the preparation of biologically active imidazole derivatives |
| Materials Science | Synthesis of functional materials | Applied as a structural unit or crosslinker in the synthesis of ionic liquids or functional resins |
| Organic Synthesis | Precursor to catalyst ligands | Employed in the synthesis of chiral ligands or catalysts for asymmetric reactions |
| Agrochemicals | Intermediate for agrochemical active ingredients | Used as an intermediate in the synthesis of insecticides, fungicides, and other agrochemicals |
| Analytical Chemistry | Analytical reagent | Applied as a reference standard or derivatization reagent in analytical techniques such as mass spectrometry and nuclear magnetic resonance spectroscopy |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 210-230 nm, comparing peak area against a certified reference standard. |
| Water Content | Karl Fischer Titration | Electrochemical titration based on the reaction of iodine with water in a methanol-based reagent, measuring endpoint potentiometrically. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents (e.g., acetonitrile, methanol) using capillary GC with flame ionization detection. |
| Heavy Metals | ICP-MS | Multi-element trace metal quantification after acid digestion, utilizing inductively coupled plasma mass spectrometry for sub-ppt sensitivity. |
| Bromide Ion Content | Ion Chromatography (IC) | Anion separation on a high-capacity anion-exchange column with suppressed conductivity detection. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement by observing solid-to-liquid phase change under controlled heating rate. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of visible particulates or foreign matter under standardized lighting conditions. |
| Organic Impurities | HPLC-UV (Related Substances) | Separation and semi-quantitative detection of structurally related impurities using gradient reverse-phase HPLC with UV detection. |
| Residual Catalyst (e.g., Pd) | ICP-OES | Quantification of transition metal catalyst residues after microwave-assisted acid digestion using inductively coupled plasma optical emission spectroscopy. |
| pH (1% w/v aqueous solution) | pH Meter | Measurement of hydrogen ion activity in a standardized aqueous suspension using a calibrated glass electrode system. |
| Loss on Drying (LOD) | Gravimetric Analysis | Weight loss determination after drying under specified temperature and vacuum conditions for fixed duration. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through a solution, indicating chiral purity or identity confirmation. |
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 78–82°C |
| Identification (NMR) | Conforms to reference spectrum |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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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.