China Factory Direct
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| CAS number | 522-48-5 |
| Product name | 2-Tetralin-1-yl-4,5-dihydro-1H-imidazole hydrochloride |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent 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) |
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 |
|---|---|---|
| Pharmaceutical Industry | Intermediate | Used in drug synthesis, including production of certain antibiotics |
| Healthcare Industry | Active Pharmaceutical Ingredient (API) | Applied as a topical vasoconstrictor for symptomatic relief of nasal congestion |
| Research Industry | Laboratory Reagent | Employed as a reaction reagent in organic synthesis, particularly in biochemistry and medicinal chemistry |
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Identification Test | Infrared Spectroscopy (IR) | Determine the infrared absorption spectrum of the sample and compare it with a standard spectrum to confirm molecular structural characteristics. |
| Colorimetric Reaction | Use hydrochloric tetrazolium with specific reagents (e.g., sulfuric acid, formaldehyde) to perform characteristic color reactions for preliminary identification. | |
| Content Determination | High-Performance Liquid Chromatography (HPLC) | Separate using a reverse-phase C18 column with an appropriate mobile phase (e.g., methanol-buffered salt solution), and quantify using a UV detector (typically at 254 nm). |
| Non-aqueous Titration | In a non-aqueous solvent (e.g., glacial acetic acid), titrate with perchloric acid as the titrant and crystal violet as the indicator, targeting basic nitrogen atoms. | |
| Related Substances (Impurities) Check | High-Performance Liquid Chromatography (HPLC) | Use gradient or isocratic elution programs to separate the main component from potential impurities (e.g., degradation products, synthetic intermediates), calculated by area normalization or with correction factors. |
| pH Value | pH Meter Method | Prepare a test solution of specified concentration (e.g., 0.1% aqueous solution) and measure its acidity/alkalinity using a calibrated pH meter. |
| Loss on Drying | Thermogravimetric Analysis / Constant Temperature Drying under Atmospheric Pressure | Dry the sample at a specified temperature (e.g., 105°C) until constant weight is achieved, and calculate the percentage of weight loss to assess moisture and volatile matter content. |
| Residue on Ignition | High-Temperature Ignition Method | After carbonizing the sample, ignite it at 700–800°C and weigh the inorganic residue to control the limit of inorganic impurities. |
| Heavy Metals | Thioacetamide Method (Colorimetric) | Under weakly acidic conditions, react the sample with thioacetamide to form colored sulfide precipitates, and compare with a standard lead solution to determine the limit. |
| Solution Clarity and Color | Naked Eye Turbidity/Colorimetry | Compare the test solution with standard turbidity or color solutions to judge clarity and whether the color meets specifications. |
| Water Content | Karl Fischer Method | Quantitatively react iodine and sulfur dioxide in a pyridine/methanol system with water to accurately determine trace water content in the sample. |
| Test Item | Specification |
|---|---|
| Appearance | White to almost white crystalline powder |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Melting Point | 148-152°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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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.