China Factory Direct
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| CAS number | 152628-01-8 |
| Product name | Methyl 4-(butyrylamino)-3-methyl-5-nitrobenzoate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial 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 |
|---|---|---|
| Pesticides | Intermediate for novel insecticides | Prepared via multi-step organic synthesis, including esterification, amidation, and nitration |
| Pharmaceuticals | Building block for bioactive aromatic compounds | Target molecular structure constructed through methylation, reduction, and coupling reactions |
| Polymers & Materials | Potential functional monomer or crosslinker | Specific functional groups introduced during polymerization to enhance material properties |
| Fine Chemicals | Intermediate for dyes and fragrances | Structural modification achieved via selective substitution and redox reactions |
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Identification | Infrared Spectroscopy (IR) High-Performance Liquid Chromatography (HPLC) |
Structural confirmation by comparing characteristic IR absorption peaks with reference spectra; or identification by matching HPLC retention time with that of a reference standard. |
| Assay | High-Performance Liquid Chromatography (HPLC) | Using a reversed-phase C18 column, with methanol-water or acetonitrile-buffer salt as mobile phase, and UV detection (typically at 254 nm or set according to the maximum absorption wavelength). The content of the main component is calculated using an external standard method. |
| Related Substances (Impurities) | High-Performance Liquid Chromatography (HPLC) | Gradient or isocratic elution is used to separate the main component from potential impurities (e.g., synthesis intermediates, degradation products). Quantification is performed using the area normalization method or the main component self-reference method with correction factors. |
| Residual Solvents | Gas Chromatography (GC) | Headspace or direct injection is used, with polar or non-polar capillary columns and FID detection. Qualitative and quantitative analysis of potentially residual organic solvents (e.g., methanol, dichloromethane, ethyl acetate) is conducted in accordance with the Chinese Pharmacopoeia or ICH Q3C guidelines. |
| Loss on Drying | Thermogravimetric Analysis (TGA) or Constant Weight Method under Atmospheric Pressure and Controlled Temperature |
Drying the sample to constant weight at a specified temperature (e.g., 105°C), then measuring the percentage loss in mass due to water or other volatile components. |
| Melting Point | Capillary Melting Point Method | The melting range (from initial to complete melting) is determined using a melting point apparatus. Results are compared with reference standards or literature values to assess purity and consistency. |
| Water Content | Karl Fischer Titration | Quantitative reaction between KF reagent and water in the sample. Water content is measured via volumetric or coulometric titration, suitable for trace moisture determination. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or Inductively Coupled Plasma Mass Spectrometry (ICP-MS) |
After sample digestion, AAS or ICP-MS is used to determine the levels of heavy metal elements such as lead, cadmium, mercury, and arsenic, ensuring compliance with pharmacopoeial limits. |
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | ≥99.0% |
| Water | ≤1.0% |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.