1-Phenyl-2-pyrrolidinone Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 4641-57-0 |
| Product name | 1-Phenyl-2-pyrrolidinone |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial GradeCosmetic GradeFood 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 1-Phenyl-2-pyrrolidinone
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1-Phenyl-2-pyrrolidinone Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1-Phenyl-2-pyrrolidinone
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of antiviral drugs | Used as an intermediate in the synthesis of certain antiviral drugs |
| Pesticides | Synthesis of insecticides | Applied as an organic synthesis intermediate in insecticide preparation |
| Polymers | Polyurethane synthesis | Used as a chain extender or crosslinker in polyurethane synthesis |
| Coatings | Resin synthesis | Applied in the synthesis of specialty resins to enhance coating performance |
| Consumer Chemicals | Fragrance or cosmetic ingredient | Used as a stabilizer or solvent in fragrances and cosmetics |
| Fine Chemicals | Organic synthesis intermediate | Applied in synthesis reactions of various organic compounds |
Manufacturing Quality Control of 1-Phenyl-2-pyrrolidinone
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantitative determination based on peak area comparison against a certified reference standard under validated chromatographic conditions. |
| Water Content | Karl Fischer Titration | Electrochemical titration measuring water via iodine-sulfur dioxide reaction in a methanol-based solvent system. |
| Appearance | Visual Inspection | Assessment of liquid clarity and absence of visible particulates or phase separation against a white background under controlled lighting. |
| Color | APHA Color Scale (Hazen Units) | Comparison of sample color to platinum-cobalt standard solutions using a calibrated colorimeter or visual comparator. |
| Acidity (as HCl) | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Residue on Ignition | Gravimetric Analysis | Weighing of non-volatile residue remaining after controlled high-temperature ashing of a weighed sample. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) | Quantification of metals (e.g., Pb, Cd, Hg, As) by atomization and measurement of element-specific light absorption. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride anions using anion-exchange column and conductivity detection. |
| Related Substances | High-Performance Liquid Chromatography (HPLC) with UV detection | Separation and detection of structurally related impurities using reversed-phase C18 column and UV absorbance at 210 nm. |
| Refractive Index | Refractometry | Measurement of light bending angle through the sample at specified temperature using calibrated digital refractometer. |
| Density | Oscillating U-tube Densitometry | Determination of mass per unit volume based on resonant frequency shift of a vibrating U-shaped tube filled with sample. |
| Boiling Point | Capillary Boiling Point Apparatus | Measurement of temperature at which vapor pressure equals atmospheric pressure, observed visually during controlled heating. |
Technical Specifications of 1-Phenyl-2-pyrrolidinone
| Test Item | Specification |
|---|---|
| Appearance | Off-white solid |
| Purity | >=98.0% (by LC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 47.0–49.0°C |
| 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 1-Phenyl-2-pyrrolidinone
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1-Phenyl-2-pyrrolidinone
Packaging of 1-Phenyl-2-pyrrolidinone
Industrial 1-Phenyl-2-pyrrolidinone 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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