China Factory Direct
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| CAS number | 26848-40-8 |
| Product name | 3-Hydroxy-N-(2-oxo-1,3-dihydrobenzoimidazol-5-yl)naphthalene-2-carboxamide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeElectronic 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 |
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| Pharmaceuticals | Intermediate for synthesizing antimicrobial or anti-inflammatory agents | Coupling 2-hydroxy-3-naphthoic acid with benzimidazolone derivatives via amidation, followed by oxidation and cyclization to yield the target compound |
| Dyes & Pigments | Dye intermediate enhancing light stability and color fastness | Incorporated into dye molecular structures via azo coupling or condensation reactions to improve wash and light fastness on textiles |
| Polymers | Flame retardant additive or thermal stabilizer in polymers | Introduced into polyolefin or polyester materials via compounding or grafting to enhance thermal resistance and flame retardancy |
| Optoelectronic Materials | Electron transport layer material in organic light-emitting diodes (OLEDs) | Deposited onto substrates via vacuum evaporation or solution coating, leveraging its high electron mobility to improve device efficiency |
| Analytical Chemistry | Reference standard or reagent for UV–visible spectroscopy | Quantified using high-performance liquid chromatography (HPLC) or mass spectrometry to ensure analytical accuracy |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reverse-phase chromatography with UV detection at characteristic wavelength. |
| Related Substances | HPLC-DAD | Detects and quantifies structurally related impurities via diode-array detection and peak comparison. |
| Residual Solvents | GC-FID | Measures volatile organic solvents using flame ionization detection after headspace or direct injection. |
| Heavy Metals | ICP-MS | Determines trace metal contaminants (e.g., Pb, Cd, Hg) by mass spectrometric detection of elemental ions. |
| Water Content | Karl Fischer Titration | Measures water by coulometric or volumetric titration with iodine-based reagent reacting stoichiometrically with H2O. |
| Loss on Drying | Gravimetric Analysis | Determines volatile content by measuring mass loss after controlled heating under specified conditions. |
| Melting Point | Capillary Melting Point Apparatus | Identifies purity and identity based on temperature range at which solid transitions to liquid. |
| Residue on Ignition | Sulfated Ash Test | Quantifies inorganic residue after high-temperature ignition following sulfuric acid treatment. |
| Chloride Impurity | Ion Chromatography | Separates and quantifies chloride ions using conductivity detection after anion exchange. |
| pH of Aqueous Suspension | Potentiometric pH Measurement | Measures hydrogen ion activity in a standardized suspension using calibrated pH electrode. |
| Particle Size Distribution | Laser Diffraction | Determines size distribution by analyzing angular scattering pattern of laser light passing through dispersed particles. |
| Specific Optical Rotation | Polarimetry | Measures chiral purity and identity by detecting rotation of plane-polarized light in solution. |
| Test Item | Specification |
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| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 248°C - 252°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.