China Factory Direct
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| CAS number | 136-90-3 |
| Product name | 4-AMINO-2-METHYLANISOLE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty GradeReagent 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 |
|---|---|---|
| Pharmaceuticals | Used as a pharmaceutical intermediate in the synthesis of anti-inflammatory agents and local anesthetics | Prepared via organic synthesis reactions—including diazotization, coupling, reduction, or acylation—to construct target drug molecules |
| Dyes | Serves as an intermediate for azo dyes and pigments | Participates in diazotization-coupling reactions to produce colored azo compounds for textile and leather dyeing |
| Pesticides | Used as an intermediate in the synthesis of certain herbicides and fungicides | Undergoes substitution, condensation, and related reactions to build the active pesticide molecular scaffold |
| Chemical Reagents | Used as a building block in organic synthesis research | Employed in laboratory-scale synthesis to construct complex molecules containing the methoxyaniline moiety |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | HPLC-UV | Quantifies main component using reverse-phase HPLC with UV detection at 254 nm, comparing peak area to calibrated standard. |
| Related Substances | HPLC-UV | Detects and quantifies impurities by separation on C18 column with gradient elution and UV detection. |
| Residual Solvents | GC-FID | Identifies and quantifies volatile organic solvents using capillary GC with flame ionization detection. |
| Water Content | Karl Fischer Titration | Measures trace water via coulometric or volumetric titration based on iodine-sulfur dioxide redox reaction. |
| Heavy Metals | ICP-OES | Determines total heavy metal content (e.g., Pb, Cd, Hg, As) after acid digestion by plasma optical emission spectroscopy. |
| Chloride Impurity | Ion Chromatography | Separates and quantifies chloride ions using anion-exchange column and suppressed conductivity detection. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid, indicating purity and identity. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of visible particles or discoloration against established reference standards. |
| Acid Value | Acid-Base Titration | Measures free acidic impurities by titration with standardized NaOH solution using phenolphthalein indicator. |
| pH of Aqueous Suspension | pH Meter | Evaluates acidity/basicity of saturated aqueous suspension using calibrated pH electrode. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic ash content by high-temperature ignition followed by precise weighing of residue. |
| Bulk Density | Graduated Cylinder Method | Measures mass per unit volume of freely settled powder using standardized cylinder and balance. |
| Test Item | Specification |
|---|---|
| Appearance | Brown solid |
| Purity | >=98.0% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 58.0–62.0°C |
| Identification (NMR) | Conforms to reference standard |
| Heavy Metals | <=10 ppm |
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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.