China Factory Direct
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| CAS number | 7148-07-4 |
| Product name | 1-Pyrrolidino-1-cyclopentene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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 |
|---|---|---|
| Pharmaceutical Chemicals | Pharmaceutical Intermediates | Serves as a bifunctional intermediate; leverages its enamine reactivity in Michael addition, alkylation, or cyclization reactions to synthesize drug molecules or active pharmaceutical ingredients containing cyclopentane rings. |
| Organic Synthesis | Fine Chemicals Synthesis | Used as an enamine reagent—hydrolyzed under acidic conditions to yield cyclopentanone derivatives, or employed as a nucleophile in reactions with electrophiles to construct complex carbon frameworks. |
| Research Reagents | Chemical and Pharmaceutical R&D | Applied in laboratory-scale combinatorial library construction and exploration/validation of novel synthetic routes. |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantifies main component by separation and flame ionization detection relative to a certified reference standard. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Separates and quantifies volatile organic solvents based on partitioning into headspace and GC-FID detection. |
| Water Content | Karl Fischer Titration (Coulometric mode) | Electrochemical titration where iodine reacts stoichiometrically with water; endpoint detected amperometrically. |
| Acid Value | Acid-Base Potentiometric Titration | Measures acidic impurities by titration with standardized KOH solution; equivalence point determined by pH electrode. |
| Color | APHA Color Scale (Visual or Spectrophotometric) | Compares sample color to platinum-cobalt standard solutions using visual assessment or UV-Vis absorbance at 455 nm. |
| Residue on Ignition | Gravimetric Analysis (Sulfated Ash) | Measures non-volatile inorganic residue after high-temperature ignition and sulfuric acid treatment, expressed as mass percent. |
| Heavy Metals | ICP-OES (Inductively Coupled Plasma Optical Emission Spectrometry) | Quantifies trace metal elements (e.g., Pb, Cd, Hg, As) via element-specific atomic emission after plasma atomization/excitation. |
| Specific Optical Rotation | Polarimetry | Measures rotation of plane-polarized light caused by chiral centers; reported as degrees per dm·g/mL at specified wavelength and temperature. |
| Refractive Index | Refractometry | Determines ratio of light velocity in air vs. sample using critical angle measurement at 20 °C with sodium D-line (589 nm). |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.495 - 1.505 |
| Relative Density (20°C/25°C) | 0.890 - 0.910 g/cm³ |
| 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.