China Factory Direct
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| CAS number | 20555-91-3 |
| Product name | 3,4-Dichloroiodobenzene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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 |
|---|---|---|
| Pharmaceutical Chemicals | Pharmaceutical Intermediate | Serves as a key synthetic building block; the reactive iodine atom participates in coupling reactions (e.g., Suzuki coupling) to construct drug molecule scaffolds containing a 3,4-dichlorophenyl moiety. |
| Agrochemicals | Agrochemical Intermediate | Used in the synthesis of herbicides or insecticides featuring dichlorophenyl substituents, via aromatic substitution reactions to introduce specific benzene-ring functional groups. |
| Organic Synthesis | Intermediate for Functional Materials | Leverages iodine’s leaving-group ability or metal-catalyzed reactions to synthesize precursors for organic light-emitting materials (OLEDs) or liquid crystal materials. |
| Research Reagents | Trace Analytical Standard | Employed as a chemical reagent in organic synthetic methodology development or as a reference standard in chromatographic analysis. |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies 3,4-dichloroiodobenzene by separation on a reversed-phase column and UV detection at ~254 nm. |
| Related Substances | HPLC-UV | Detects and quantifies structurally related impurities (e.g., mono-chloro, di-iodo, or hydrolysis products) using gradient elution and UV detection. |
| Residual Solvents | GC-FID | Identifies and quantifies volatile organic solvents (e.g., toluene, acetone, methanol) based on retention time and flame ionization response. |
| Moisture Content | Karl Fischer Titration | Determines water content via coulometric or volumetric titration using iodine generation in pyridine/methanol-based reagent. |
| Heavy Metals | ICP-OES | Measures total elemental impurities (e.g., Pb, Cd, Hg, As) after acid digestion by optical emission from plasma-excited atoms. |
| Chloride Ion Impurity | Ion Chromatography | Separates and quantifies free chloride ions using anion-exchange column and suppressed conductivity detection. |
| Iodine Content | Redox Titration with Sodium Thiosulfate | Determines total iodine by oxidative liberation of iodine followed by iodometric back-titration. |
| Melting Point | Capillary Melting Point Apparatus | Measures temperature range at which solid transitions to liquid, indicating purity and identity. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of foreign particles under controlled lighting against white/black background. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic ash content by high-temperature incineration and weighing of residual residue. |
| Particle Size Distribution | Laser Diffraction | Measures size distribution of solid particles in suspension using angular scattering pattern of laser beam. |
| pH of Aqueous Slurry | pH Meter | Determines acidity/alkalinity of a saturated aqueous slurry using calibrated glass electrode. |
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 102–106°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Residue on Ignition | <=0.1% |
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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.