China Factory Direct
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| CAS number | 129316-09-2 |
| Product name | 1,3-DIBROMO-5-TERT-BUTYLBENZENE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty 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) |
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 Intermediates | Intermediates for synthesizing active pharmaceutical ingredients (APIs), used in the development of anticancer and antiviral drugs | Bromination via electrophilic substitution, followed by subsequent coupling or functional group transformations |
| Agrochemical Intermediates | Building blocks for synthesizing novel agrochemical molecules, including insecticides and fungicides | Participation as an aromatic structural unit in condensation and coupling reactions |
| High-Performance Polymers | Precursor for flame retardants or functional monomer for polymer modification | Diels–Alder reaction with diene compounds or free-radical polymerization |
| Organic Synthesis Reagents | Template or directing group for constructing complex aromatic systems | Selective reactions leveraging the steric hindrance of the tert-butyl group and the substitutability of the bromine atom |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | GC-FID | Quantitative determination using gas chromatography with flame ionization detection, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities by reversed-phase high-performance liquid chromatography with ultraviolet detection at 254 nm. |
| Residual Solvents | GC-FID | Headspace gas chromatography with FID detection to quantify volatile organic solvents based on calibrated response factors. |
| Water Content | Karl Fischer Titration | Volumetric titration using iodine, sulfur dioxide, and pyridine in methanol to determine water content via stoichiometric reaction. |
| Heavy Metals | ICP-OES | Multi-element detection after acid digestion using inductively coupled plasma optical emission spectrometry with wavelength-specific emission intensity measurement. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride ions using anion-exchange column and suppressed conductivity detection. |
| Acid Value | Acid-Base Titration | Titration with standardized sodium hydroxide solution using phenolphthalein indicator to determine acidic impurities. |
| Melting Point | Capillary Melting Point Apparatus | Thermal analysis by observing phase transition temperature range during controlled heating of a capillary-packed sample. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against defined standards under controlled lighting conditions. |
| Residue on Ignition | Gravimetric Analysis | Weighing residue remaining after high-temperature ashing of sample in a platinum crucible to assess inorganic impurities. |
| Bulk Density | Tap Density Measurement | Determination of mass per unit volume after standardized mechanical tapping of a known mass in a graduated cylinder. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity versus angle to calculate particle size distribution based on Mie scattering theory. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 45–49°C |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
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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.