2-Nitrophenylacetic acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 3740-52-1 |
| Product name | 2-Nitrophenylacetic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty 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 2-Nitrophenylacetic acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-Nitrophenylacetic acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2-Nitrophenylacetic acid
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate for synthesizing antihistamines (e.g., diphenhydramine analogues) and nonsteroidal anti-inflammatory drugs | Used to construct the target molecular scaffold via organic synthesis reactions, including reduction, cyclization, or acylation |
| Pesticides | Intermediate for synthesizing certain herbicides and insecticides | Applied to introduce active structural units through nitro group reduction, substitution, or coupling reactions |
| Dyes | Starting material for synthesizing azo dyes or functional dyes | Employed in diazotization, coupling, or condensation reactions via its nitro or carboxyl group |
| Organic Synthesis | Key building block for constructing heterocyclic compounds (e.g., indole and quinoline derivatives) | Applied in heterocycle formation via Fischer indole synthesis, cycloaddition, or other multicomponent reactions |
Manufacturing Quality Control of 2-Nitrophenylacetic acid
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reversed-phase HPLC with UV detection at 254 nm, calibrated against certified reference standard. |
| Appearance | Visual Inspection | Assessment of physical state and color by observation against white background under controlled lighting. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid using calibrated capillary apparatus per USP <741>. |
| Loss on Drying | Gravimetric (Oven Drying) | Mass loss measured after drying sample at 105 C for 2 hours under atmospheric pressure. |
| Residue on Ignition | Sulfated Ash (Gravimetric) | Residue mass after charring and incineration at 600 C, expressed as percentage of original sample. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride ions using anion-exchange column and conductivity detection. |
| Sulfate Impurity | Turbidimetric Method | Formation of barium sulfate precipitate in acidic medium; quantified by measuring turbidity at 420 nm. |
| Heavy Metals (as Pb) | AAS (Flame or Graphite Furnace) | Atomic absorption measurement of total heavy metals after wet digestion and comparison to lead standard. |
| Related Substances | HPLC-DAD | Identification and quantification of impurities using HPLC with diode-array detection and reference standards. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration based on iodine consumption in pyridine-methanol solvent system. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Measurement of hydrogen ion activity in 1% w/v aqueous suspension using calibrated pH electrode. |
| Iron Impurity | ICP-OES | Quantification of iron after acid digestion by measuring atomic emission intensity at characteristic wavelength (238.204 nm). |
Technical Specifications of 2-Nitrophenylacetic acid
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% (LC-MS) |
| Melting Point | 128–132°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-Nitrophenylacetic acid
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2-Nitrophenylacetic acid
Packaging of 2-Nitrophenylacetic acid
Industrial 2-Nitrophenylacetic 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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