China Factory Direct
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| CAS number | 102-28-3 |
| Product name | N1-(3-Aminophenyl)acetamide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial 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) |
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 |
|---|---|---|
| Dye Industry | Intermediate for synthesizing azo dyes and sulfur dyes | Prepared via acetylation of aniline derivatives followed by amino group reduction |
| Pharmaceutical Industry | Synthetic drug intermediate for developing anti-inflammatory agents, analgesics, etc. | Used as a key intermediate in multi-step synthesis reactions |
| Pesticide Industry | Intermediate for synthesizing certain herbicides and insecticides | Functional groups introduced via substitution or coupling reactions |
| High-Performance Polymers | Functional additive or modifier to enhance polymer performance | Employed as a chain-end modifier or crosslinking agent during polymerization |
| Detection Item | Common Testing Methods | Method Overview |
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| Purity (Content) | High-Performance Liquid Chromatography (HPLC) | Uses a reversed-phase C18 column with methanol-water or acetonitrile-water as the mobile phase, detected by UV detector (e.g., 254 nm). Quantification is performed using external standard or internal standard methods. This approach effectively separates para-acetamidophenylamine from impurities, offering high accuracy and good reproducibility. |
| Impurity Analysis | Gas Chromatography (GC) / HPLC-MS | GC is suitable for detecting volatile impurities, often requiring derivatization; HPLC-MS combines high sensitivity with strong identification capability, enabling the qualitative and quantitative analysis of trace impurities (such as aniline, p-acetamidophenylamine) even when their structures are unknown. |
| Structural Confirmation | Nuclear Magnetic Resonance Spectroscopy (NMR) | ¹H NMR and ¹³C NMR provide detailed molecular structural information. Characteristic peaks corresponding to aromatic ring protons, acetyl methyl groups, and amino protons confirm the structure of para-acetamidophenylamine, making NMR the gold standard for structural verification. |
| Molecular Weight Determination | Mass Spectrometry (MS) | ESI-MS or EI-MS is used to detect the molecular ion peak ([M+H]⁺ or [M]⁺), confirming the molecular weight (theoretical value: 135.15), which supports structural identification. |
| Residual Solvent Testing | Gas Chromatography (GC-FID / GC-MS) | Follows ICH Q3A/B guidelines to detect organic solvents potentially remaining from synthesis (e.g., ethanol, acetone, dichloromethane). Capillary columns with programmed temperature ramping ensure low detection limits, meeting pharmaceutical safety requirements. |
| Water Content Determination | Karl Fischer Titration | Used to determine moisture content in solid or liquid samples. Offers high accuracy and is widely applied for water control in active pharmaceutical ingredients. |
| Melting Point Determination | Microscopic Melting Point Method | Heating the sample and observing its melting behavior allows determination of the melting point range (literature value approximately 117–119 °C), serving as a preliminary indicator of purity and substance identity. |
| UV-Visible Spectroscopy (UV-Vis) | UV-Vis Spectroscopy | Measures absorption peaks at specific wavelengths (e.g., 240–260 nm) for rapid qualitative assessment or auxiliary quantification. However, it may be prone to interference from impurities and is typically used as a supporting method. |
| Test Item | Specification |
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| Appearance | White to gray or brown crystalline powder |
| Purity | >=98.0% (HPLC) |
| Melting Point | 129–133°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.