N-PROPYLMALEIMIDE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 21746-40-7 |
| Product name | N-PROPYLMALEIMIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeCosmetic GradeFood Grade |
| Packaging | 25L/drum |
| 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 N-PROPYLMALEIMIDE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk N-PROPYLMALEIMIDE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of N-PROPYLMALEIMIDE
| Industry | Application | Process |
|---|---|---|
| Chemical Synthesis | Used as an organic synthesis intermediate for constructing complex cyclic structures or functionalized molecules | Diels–Alder reactions, cycloadditions, metal-catalyzed couplings, etc. |
| Pharmaceutical R&D | Used to synthesize biologically active terpenoid derivatives or drug lead compounds | Multi-step organic synthesis, typically incorporating protecting group strategies and stereochemical control |
| Fine Fragrance Industry | Serves as a key precursor for synthesizing sandalwood-type fragrances (e.g., Sandalore® analogues) | Catalytic hydrogenation, alkylation, oxidation, and other functional group transformation processes |
| Materials Science | Used in the synthesis of functional polymers or crosslinking monomers for specialty resins | Free-radical polymerization, cationic polymerization, or thermally induced crosslinking |
Manufacturing Quality Control of N-PROPYLMALEIMIDE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies main component peak area relative to calibration curve using internal or external standard. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric titration based on iodine consumption in pyridine-methanol solvent. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic impurities by ashing sample at 700-800 C and weighing residual mass. |
| Acid Value | Acid-Base Titration with NaOH | Neutralizes acidic impurities using standardized sodium hydroxide solution with phenolphthalein indicator. |
| Color | Visual Comparison or APHA Color Scale | Evaluates hue intensity by comparing sample solution against platinum-cobalt standard solutions. |
| Specific Gravity | Digital Density Meter | Measures mass per unit volume at specified temperature using oscillating U-tube principle. |
| Refractive Index | Refractometry | Determines light bending angle at air-sample interface using calibrated prism instrument. |
| Heavy Metals (as Pb) | ICP-OES | Quantifies trace metal elements after acid digestion by measuring atomic emission intensities at characteristic wavelengths. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride anions using conductivity detection after suppressed eluent separation. |
| Non-Volatile Residue | Evaporation and Gravimetry | Evaporates known volume to dryness, then weighs residue to assess suspended or dissolved solids. |
| Odor | Sensory Evaluation | Assesses presence and intensity of off-odor by trained personnel under controlled conditions. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid using calibrated capillary tube method. |
Technical Specifications of N-PROPYLMALEIMIDE
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.495–1.505 |
| Relative Density (20°C/25°C) | 0.92–0.94 g/cm³ |
| Odor | Characteristic hydrocarbon odor |
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 N-PROPYLMALEIMIDE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of N-PROPYLMALEIMIDE
Packaging of N-PROPYLMALEIMIDE
Industrial N-PROPYLMALEIMIDE 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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