1,3-Dichloro-4,6-dinitrobenzene Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 3698-83-7 |
| Product name | 1,3-Dichloro-4,6-dinitrobenzene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial 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) |
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Documents We Provide for 1,3-Dichloro-4,6-dinitrobenzene
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1,3-Dichloro-4,6-dinitrobenzene Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1,3-Dichloro-4,6-dinitrobenzene
| Industry | Application | Process |
|---|---|---|
| Pesticide Manufacturing | Key intermediate in the synthesis of the herbicide bromoxynil | Bromoxynil is produced via halogen exchange between 1,5-dichloro-2,4-dinitrobenzene and sodium bromide under copper catalysis, followed by hydrolysis, diazotization, and bromination |
| Dye and Pigment Industry | Precursor to diazo components for azo dyes and high-performance disperse dyes | After selective reduction of one or more nitro groups, it couples with aromatic amines or serves as a polynitro carrier in diazotization-coupling reactions, conferring high lightfastness and deep shade properties to dyes |
| Pharmaceutical Intermediates | Nitroaromatic building block for synthesizing antimicrobial and antitumor compounds | Undergoes Suzuki or Heck coupling under palladium catalysis to introduce heterocyclic or alkyl side chains; the nitro group can be further reduced to an amino group for acylation or diazotization modifications |
| High-Performance Polymers | Crosslinking agent or monomer modifier for heat-resistant polymers (e.g., polyimides, polybenzimidazoles) | After reduction of the nitro group to an amino group, it undergoes condensation with dianhydrides; alternatively, it participates directly in nucleophilic substitution reactions to incorporate rigid chloronitroaromatic structures, enhancing thermal stability |
Manufacturing Quality Control of 1,3-Dichloro-4,6-dinitrobenzene
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Purity/Content Determination | High-Performance Liquid Chromatography (HPLC) | Using a reverse-phase C18 chromatographic column, with methanol-water or acetonitrile-water as the mobile phase, and a UV detector (typically at 254 nm or 360 nm wavelength) to detect the peak area of the target compound. The content of 1,5-dichloro-2,4-dinitrobenzene is calculated using external standard or internal standard methods, suitable for quantitative analysis of high-purity samples. |
| Impurity Analysis | Gas Chromatography-Mass Spectrometry (GC-MS) or High-Performance Liquid Chromatography (HPLC) | GC-MS is suitable for qualitative and quantitative analysis of volatile or semi-volatile impurities; HPLC is used for separation and detection of non-volatile organic impurities. Impurities such as unreacted raw materials or degradation products (e.g., isomers) can be identified and quantified by comparing retention time and mass spectra with standards. |
| Melting Point Determination | Capillary Melting Point Method | Sample is placed in a melting point capillary tube and observed under controlled heating rate for initial and final melting temperatures. The theoretical melting point of 1,5-dichloro-2,4-dinitrobenzene is approximately 79–81 °C. Deviation from this range may indicate the presence of impurities or abnormal crystal form. |
| Appearance and Color | Visual Colorimetric Method | Observe the sample's appearance under standard lighting; it should appear as a pale yellow to light brown crystalline powder. If the color is too dark (e.g., dark brown or black), it may indicate the presence of oxidation or thermal decomposition products. |
| Dry Loss | Thermogravimetric Analysis (TGA) or Constant Pressure Drying Method | Dry the sample at 105 °C until constant weight is achieved and measure the percentage of mass loss. This is used to evaluate the content of moisture and volatile substances, generally required to be ≤0.5%. |
| Residue on Ignition / Ash Content | High-Temperature Incineration Method | The sample is incinerated in a muffle furnace at high temperature (approximately 600–800 °C) until constant weight is achieved, and the content of inorganic residue is determined. This is used to control the residual amount of inorganic salts or metal catalysts. |
| Moisture Content | Karl Fischer Titration | Use volumetric or coulometric Karl Fischer titration, which has strong specificity and high sensitivity, for accurate determination of trace moisture in the sample. Moisture content is typically required to be ≤0.1%. |
Technical Specifications of 1,3-Dichloro-4,6-dinitrobenzene
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 124–127°C |
| Total Impurities | <=2.0% |
| 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 1,3-Dichloro-4,6-dinitrobenzene
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1,3-Dichloro-4,6-dinitrobenzene
Safety Information of 1,3-Dichloro-4,6-dinitrobenzene
| Pictograms |   |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 1,3-Dichloro-4,6-dinitrobenzene
Industrial 1,3-Dichloro-4,6-dinitrobenzene 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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