3-BROMO-4-IODOTOLUENE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 71838-16-9 |
| Product name | 3-BROMO-4-IODOTOLUENE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent 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) |
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Documents We Provide for 3-BROMO-4-IODOTOLUENE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-BROMO-4-IODOTOLUENE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-BROMO-4-IODOTOLUENE
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical R&D | Organic synthesis intermediate | Used in the synthesis of biologically active drug molecules as a key intermediate for aromatic ring functionalization |
| Agrochemical R&D | Agrochemical intermediate | Applied in the construction of halogenated aromatic compounds for molecular design and synthesis of novel agrochemicals |
| Materials science | Functional material precursor | Used to prepare aromatic backbone structures in organic semiconductors or optoelectronic materials |
| Chemical research | Laboratory reagent | Serves as a coupling partner in cross-coupling reactions (e.g., Suzuki, Heck) for carbon–carbon bond formation |
Manufacturing Quality Control of 3-BROMO-4-IODOTOLUENE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantitative determination based on peak area comparison against a certified reference standard under validated chromatographic conditions. |
| Residual Solvents | Gas Chromatography (GC) with Headspace sampling and FID detector | Separation and quantification of volatile organic solvents using equilibrium vapor-phase analysis above the sample matrix. |
| Water Content | Karl Fischer Titration (Coulometric mode) | Electrochemical titration where iodine generated in situ reacts stoichiometrically with water; endpoint detected amperometrically. |
| Heavy Metals (Pb, Cd, Hg, As) | Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | Element-specific detection after microwave-assisted acid digestion, based on mass-to-charge ratio and isotopic signatures. |
| Residual Bromine/Iodine (as halide ions) | Ion Chromatography (IC) with conductivity detection | Separation of anionic halides on an ion-exchange column followed by quantitative conductivity-based detection. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement via controlled heating; onset and range indicate crystallinity and presence of impurities. |
| Appearance & Color | Visual Inspection against Standard Color Scale (e.g., APHA/Hazen) | Subjective assessment of clarity and yellowness/brownness compared to platinum-cobalt reference solutions under standardized lighting. |
| Organic Impurities (related substances) | High-Performance Liquid Chromatography (HPLC) with UV detection | Separation of structurally related compounds on a reversed-phase column; detection at 254 nm using relative response factors. |
| Chloride Content | Potentiometric Titration with Silver Nitrate | Precipitation titration monitored by silver ion-selective electrode; endpoint corresponds to stoichiometric Ag⁺–Cl⁻ reaction. |
| Residue on Ignition | Gravimetric Analysis after High-Temperature Ashing | Mass difference measured before and after incineration at 700–800 °C to determine inorganic ash content. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral centers; used to detect enantiomeric impurities if applicable (though compound is achiral, verifies absence of chiral contaminants). |
Technical Specifications of 3-BROMO-4-IODOTOLUENE
| Test Item | Specification |
|---|---|
| Appearance | Brown liquid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Refractive Index (n20/D) | 1.610–1.630 |
| Relative Density (20°C/25°C) | 1.72–1.76 g/cm³ |
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 3-BROMO-4-IODOTOLUENE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-BROMO-4-IODOTOLUENE
Packaging of 3-BROMO-4-IODOTOLUENE
Industrial 3-BROMO-4-IODOTOLUENE 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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