4-NITROANILINE HYDROCHLORIDE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 15873-51-5 |
| Product name | 4-NITROANILINE HYDROCHLORIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeIndustrial GradeMaterial 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 4-NITROANILINE HYDROCHLORIDE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-NITROANILINE HYDROCHLORIDE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-NITROANILINE HYDROCHLORIDE
| Industry | Application | Process |
|---|---|---|
| Dye Industry | Key intermediate for synthesizing azo dyes and ice dyes; used in producing red pigments such as Golden Red G and Golden Red C | Diazotization: Hydrochloride of 4-nitroaniline reacts with aqueous sodium nitrite at low temperature (0–5 °C) to form a diazonium salt, followed by coupling with a coupling component (e.g., 2-naphthol) |
| Pharmaceutical Industry | Intermediate for synthesizing antimalarial agents (e.g., chloroquine derivatives) and local anesthetics (e.g., dibucaine) | Reduction followed by amination or direct cyclization: Catalytic hydrogenation or reduction with iron powder/HCl yields 4-phenylenediamine derivatives, which undergo alkylation or cyclization to produce active pharmaceutical ingredients |
| Pesticide Industry | Used to synthesize benzimidazole fungicides (e.g., precursor to carbendazim) and certain insecticides | Reaction with isocyanates or phosgene to yield carbamate or urea derivatives, followed by cyclization to form the benzimidazole scaffold |
| Rubber Additives | Intermediate for synthesizing rubber antioxidants (e.g., alternative route to antioxidant RT-PAS) | Condensation with aldehydes under alkaline conditions, followed by reduction or catalytic hydrogenation to produce aryl-substituted p-phenylenediamine antioxidants |
Manufacturing Quality Control of 4-NITROANILINE HYDROCHLORIDE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification using reversed-phase HPLC with UV detection at 254 nm, comparing peak area to a certified reference standard. |
| Loss on Drying | Gravimetric (Oven Drying) | Mass loss measured after drying at 105 C for 2 hours under atmospheric pressure. |
| Residue on Ignition | Gravimetric (Sulfated Ash) | Residue mass determined after charring and incineration at 600 C in presence of sulfuric acid. |
| Chloride Impurity | Argentometric Titration (Mohr method) | Titration with standardized silver nitrate solution; endpoint detected by formation of red-brown Ag2CrO4 precipitate. |
| Heavy Metals (as Pb) | Visual Limit Test (Thioacetamide Method) | Comparison of sample solution color after reaction with thioacetamide at pH 3.5 to lead standard solutions. |
| Iron Impurity | UV-Vis Spectrophotometry (1,10-Phenanthroline) | Formation of orange-red Fe(II)-phenanthroline complex measured at 510 nm. |
| Sulfate Impurity | Barium Sulfate Turbidimetry | Precipitation of sulfate as BaSO4 in acidic medium; turbidity measured spectrophotometrically at 420 nm. |
| Water Content | Karl Fischer Titration | Electrochemical titration using iodine generated in situ to react stoichiometrically with water in methanol-based solvent. |
| Organic Volatile Impurities | GC-FID | Separation and quantification of residual solvents using capillary GC with flame ionization detection. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to determine volume-based particle size distribution in dispersed aqueous suspension. |
| pH of Aqueous Solution | Potentiometric Measurement | Measurement of hydrogen ion activity using calibrated glass electrode in 1% w/v aqueous solution. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid, observed visually in sealed capillary tube. |
Technical Specifications of 4-NITROANILINE HYDROCHLORIDE
| Test Item | Specification |
|---|---|
| Appearance | Light yellow to dark green crystalline powder |
| Purity | >=98.0% (LC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 148°C to 152°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=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 4-NITROANILINE HYDROCHLORIDE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-NITROANILINE HYDROCHLORIDE
Packaging of 4-NITROANILINE HYDROCHLORIDE
Industrial 4-NITROANILINE HYDROCHLORIDE 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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