2,4-DINITROBENZOIC ACID Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 610-30-0 |
| Product name | 2,4-DINITROBENZOIC ACID |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty 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 2,4-DINITROBENZOIC ACID
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,4-DINITROBENZOIC ACID Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,4-DINITROBENZOIC ACID
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate in the synthesis of antitubercular drugs (e.g., thioacetazone) | Undergoes amidation with aqueous ammonia or amines |
| Dyes | Intermediate for azo dyes and acid dyes | After diazotization, couples with phenols or aromatic amines to form azo dyes |
| Pesticides | Synthetic intermediate for certain herbicides and fungicides | Participates in multistep organic synthesis reactions, including nitration, reduction, and acylation |
| Analytical Chemistry | Derivatizing reagent for amino-containing compounds such as amino acids and alkaloids | Reacts with primary amines under mildly basic conditions to yield colored or fluorescent derivatives for colorimetric or chromatographic analysis |
| Organic Synthesis | Multifunctional building block for synthesizing heterocyclic compounds, ligands, and functional materials | Constructs complex molecular frameworks via nitro group reduction, carboxyl group esterification/amidation, and nucleophilic substitution |
Manufacturing Quality Control of 2,4-DINITROBENZOIC ACID
| 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) for detection. The content of 2,4-dinitrobenzoic acid is calculated using external standard method or area normalization method. This method offers high sensitivity, good repeatability, and accuracy. |
| Melting Point Determination | Capillary Melting Point Method | Sample is placed into a melting point capillary tube and heated at a constant rate in a melting point apparatus. The initial and final melting temperatures are observed and recorded. This is used to assess purity (pure compounds have a narrow melting range and match literature values, e.g., about 198–200 °C). |
| Appearance and Characteristics | Visual Inspection | Observe the color (usually yellow crystalline or powder), physical state, and presence of visible impurities. It serves as an initial quality control indicator. |
| Dry Loss | Drying Loss Method | Dry the sample at a specified temperature (e.g., 105 °C) until constant weight, and determine the percentage of mass loss to evaluate moisture and volatile impurity content. |
| Residue on Ignition (Ash Content) | High-Temperature Combustion Method | Heat the sample in a high-temperature muffle furnace (typically 700–800 °C) until constant weight, and weigh the residual inorganic substances. This is used to control the level of inorganic impurities. |
| pH Value | pH Meter Measurement Method | Prepare a solution of a certain concentration (e.g., 1% w/v) in water or an appropriate solvent, and measure its pH value using a calibrated pH meter. This reflects the acidity strength and possible presence of acidic or basic impurities. |
| Related Substances/Impurity Analysis | HPLC or TLC Method | Use High-Performance Liquid Chromatography (with gradient elution) or Thin-Layer Chromatography (on silica gel plates, with developing solvents such as ethyl acetate-petroleum ether systems) to detect and quantify potential impurities (such as unreacted raw materials, by-products, etc.), ensuring that the main component's purity meets requirements. |
| Infrared Spectroscopy Identification | Fourier Transform Infrared Spectroscopy (FT-IR) | Prepare KBr pellets or ATR samples, and measure the infrared absorption spectrum. Compare characteristic functional group absorption peaks (e.g., nitro group ~1530 cm⁻¹, ~1350 cm⁻¹; carboxylic acid ~1700 cm⁻¹) for structural confirmation and authenticity identification. |
Technical Specifications of 2,4-DINITROBENZOIC ACID
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline solid |
| Purity | >=98.0% (HPLC) |
| Melting Point | 139–142 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 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 2,4-DINITROBENZOIC ACID
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,4-DINITROBENZOIC ACID
Packaging of 2,4-DINITROBENZOIC ACID
Industrial 2,4-DINITROBENZOIC ACID 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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