China Factory Direct
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| CAS number | 40499-83-0 |
| Product name | 3-Pyrrolidinol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial 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) |
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 | Synthesis of pharmaceutical intermediates | Used as a chiral synthon for preparing nitrogen-containing heterocyclic active pharmaceutical ingredients (APIs), such as antiviral agents and neuroactive compounds |
| Organic Synthesis | Construction of heterocyclic compounds | Participates in condensation, alkylation, and acylation reactions for synthesizing complex pyrrolidine derivatives |
| Agrochemicals | Agrochemical intermediates | Applied in the synthesis of biologically active pyrrolidine-based pesticides or plant growth regulators |
| Materials Science | Functional material precursors | Acts as a ligand or structural building block in the construction of functional polymers or metal–organic frameworks (MOFs) |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | GC-FID or GC-MS | Quantitative determination using gas chromatography with flame ionization detection or mass spectrometric detection, comparing peak area against a certified reference standard. |
| Water Content | Karl Fischer Titration | Electrochemical titration based on the reaction of iodine with water in a controlled anhydrous medium to determine trace moisture content. |
| Residue on Ignition | Gravimetric Analysis | Heating the sample at 700–800 °C to volatilize organic matter and weighing the inorganic residue remaining. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element quantification of metallic impurities after acid digestion, based on atomic emission intensities at characteristic wavelengths. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride ions using anion-exchange column and suppressed conductivity detection. |
| Optical Rotation | [α]D Measurement | Determination of specific rotation using a polarimeter at 20 °C with sodium D-line (589 nm) to confirm stereochemical identity and enantiomeric purity. |
| Related Substances | HPLC-UV | Separation and quantification of structurally related impurities using reversed-phase HPLC with UV detection at appropriate wavelength (e.g., 210 nm). |
| pH (10% w/v aqueous solution) | Potentiometric pH Measurement | Direct measurement using calibrated glass electrode pH meter in a standardized aqueous solution. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against established reference standards under controlled lighting conditions. |
| Melting Point | Capillary Melting Point Determination | Thermal analysis by gradual heating of a capillary-packed sample to determine temperature range of solid-to-liquid phase transition. |
| Residual Solvents | GC-FID | Quantitative analysis of volatile organic solvents (e.g., methanol, ethyl acetate) using headspace GC-FID against internal standard calibration. |
| Acid Value | Acid-Base Titration | Titration with standardized potassium hydroxide solution to quantify free acidic impurities, expressed as mg KOH/g. |
| Specific Gravity | Digital Density Meter | Measurement of density relative to water at 20 °C using oscillating U-tube principle for batch consistency verification. |
| Microbial Limits | Membrane Filtration & Culture | Enumeration of aerobic microorganisms and absence testing for specified pathogens per pharmacopoeial methods (e.g., USP <61>, <62>). |
| Test Item | Specification |
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| Appearance | Colorless liquid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Optical Rotation | -5.0 to +5.0 deg (c=1, H2O) |
| Refractive Index (n20/D) | 1.465–1.475 |
| Odor | Characteristic mild odor |
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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.