4,5,6,7-Tetrachloro-2-hydroxy-isoindole-1,3-dione Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 85342-65-0 |
| Product name | 4,5,6,7-Tetrachloro-2-hydroxy-isoindole-1,3-dione |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeSpecialty GradeElectronic GradeMaterial 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) |
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Documents We Provide for 4,5,6,7-Tetrachloro-2-hydroxy-isoindole-1,3-dione
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4,5,6,7-Tetrachloro-2-hydroxy-isoindole-1,3-dione Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4,5,6,7-Tetrachloro-2-hydroxy-isoindole-1,3-dione
| Industry | Application | Process |
|---|---|---|
| Agriculture | Intermediate for insecticides and fungicides | Organic synthesis |
| Dye industry | Key intermediate for dye synthesis | Condensation and halogenation reactions |
| Pharmaceuticals | Synthetic precursor to active pharmaceutical ingredients | Catalytic reactions and structural modification |
| Electronic materials | Used in the preparation of photosensitive materials or electronic chemicals | Polymerization and functionalization |
| Chemical research | Organic synthesis reagent or reference standard | Laboratory synthesis and analytical testing |
Manufacturing Quality Control of 4,5,6,7-Tetrachloro-2-hydroxy-isoindole-1,3-dione
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reversed-phase HPLC with UV detection at 254 nm, comparing peak area against a certified reference standard. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration based on the reaction of iodine with water in a methanol-based solvent system. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after high-temperature ashing at 700-800 C. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element quantification of trace metals after acid digestion, using plasma excitation and optical emission detection. |
| Chloride Impurity | Potentiometric Titration | Titration with silver nitrate using a silver indicator electrode; endpoint detected by potential change. |
| Related Substances | HPLC-DAD | Separation and identification of structurally similar impurities using HPLC coupled with diode array detection. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement by observing solid-to-liquid phase change in a capillary tube under controlled heating. |
| Organic Volatile Impurities | GC-FID | Detection and quantification of residual solvents using gas chromatography with flame ionization detection. |
| Acid Value | Acid-Base Titration | Neutralization of acidic functional groups with standardized KOH solution using phenolphthalein indicator. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to determine size distribution of dry or dispersed particles. |
| Bulk Density | Weight/Volume Method | Mass of material per unit volume measured in a calibrated cylinder after controlled tapping. |
| Loss on Drying | Thermogravimetric Analysis | Mass loss measured after drying at 105 C for 2 hours under atmospheric conditions. |
Technical Specifications of 4,5,6,7-Tetrachloro-2-hydroxy-isoindole-1,3-dione
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=99.0% (LC-MS) |
| Melting Point | 235–239 °C |
| Total Impurities | <=1.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
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 4,5,6,7-Tetrachloro-2-hydroxy-isoindole-1,3-dione
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4,5,6,7-Tetrachloro-2-hydroxy-isoindole-1,3-dione
Safety Information of 4,5,6,7-Tetrachloro-2-hydroxy-isoindole-1,3-dione
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 4,5,6,7-Tetrachloro-2-hydroxy-isoindole-1,3-dione
Industrial 4,5,6,7-Tetrachloro-2-hydroxy-isoindole-1,3-dione 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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