China Factory Direct
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| CAS number | 262297-13-2 |
| Product name | 1-BUTYL-3-METHYLIMIDAZOLIUM HYDROGENSULFATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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) |
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 |
|---|---|---|
| Chemical | Ion liquid synthesis | Direct synthesis or reaction with other compounds to produce ion liquids |
| Pharmaceutical | Intermediate | Used in a step of drug synthesis |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Quantitative determination based on peak area comparison against a certified reference standard using reversed-phase chromatography. |
| Water Content | Karl Fischer titration | Electrochemical titration where iodine reacts stoichiometrically with water in a methanol-based solvent system. |
| Residual Solvents | Gas Chromatography (GC-FID) | Separation and quantification of volatile organic impurities using flame ionization detection and external calibration. |
| Heavy Metals | ICP-OES | Multi-element quantification after acid digestion by measuring atomic emission intensities at characteristic wavelengths. |
| Chloride Impurity | Ion Chromatography (IC) | Anion separation on an ion-exchange column with conductivity detection, calibrated against sodium chloride standards. |
| Acidity (as H2SO4 equivalent) | Acid-Base Titration | Neutralization of acidic protons with standardized NaOH solution using potentiometric or visual endpoint detection. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement via controlled heating; onset and range indicate purity and identity. |
| Appearance and Color | Visual Inspection and APHA Color Scale | Subjective assessment against water-white standard and quantitative color evaluation using platinum-cobalt scale. |
| Residue on Ignition | Gravimetric Analysis | Mass of non-volatile inorganic residue after high-temperature ashing in a muffle furnace. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral centers in solution at specified concentration and path length. |
| Test Item | Specification |
|---|---|
| Appearance | Yellow sticky liquid |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 45–49°C |
| Identification (NMR) | Consistent with structure |
| Residue on Ignition | <=0.1% |
| Color (APHA/Pt-Co) | <=100 |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Danger |
| 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.