Cyclopentyl isocyanate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 4747-71-1 |
| Product name | Cyclopentyl isocyanate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty 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 Cyclopentyl isocyanate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Cyclopentyl isocyanate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Cyclopentyl isocyanate
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesizing pharmaceutical molecules, particularly as intermediates for antihypertensive agents, diuretics, or other therapeutic compounds | Pharmaceutical synthesis chemistry |
| Agrochemicals | Synthesizing active pharmaceutical ingredients (APIs) or key intermediates for agrochemicals | Organic synthesis |
| High-performance polymers | Used as a modifier or crosslinking agent in the synthesis of specialty polyurethane resins | Polymerization |
Manufacturing Quality Control of Cyclopentyl isocyanate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative separation and detection based on retention time and peak area relative to a certified reference standard. |
| Water Content | Karl Fischer Titration | Electrochemical titration where iodine reacts stoichiometrically with water in a methanol-based solvent system. |
| Acid Number | Acid-Base Titration with NaOH | Neutralization of acidic impurities (e.g., residual carboxylic acids) using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after controlled high-temperature combustion of a weighed sample. |
| Color | APHA Color Scale (Visual or Spectrophotometric) | Comparison of sample color against platinum-cobalt standard solutions using visual assessment or spectrophotometric absorbance at 455 nm. |
| Density | Digital Density Meter (Oscillating U-tube) | Determination of mass per unit volume based on resonant frequency shift of a vibrating U-shaped tube filled with sample. |
| Refractive Index | Refractometry | Measurement of light bending angle at air-sample interface using calibrated prism and sodium D-line illumination. |
| Chloride Content | Ion Chromatography (IC) | Separation and quantification of chloride anions using ion-exchange column and conductivity detection. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of metal content via absorption of characteristic wavelength light by ground-state atoms in a flame or graphite furnace. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Extraction and analysis of volatile organic solvents from sample headspace using GC-FID or GC-MS. |
| Isocyanate Content | Dibutylamine Back-Titration | Reaction of isocyanate groups with excess dibutylamine, followed by acid titration of unreacted amine. |
| Appearance | Visual Inspection | Assessment of clarity and presence of suspended particles or phase separation under controlled lighting and against white background. |
Technical Specifications of Cyclopentyl isocyanate
| Test Item | Specification |
|---|---|
| Appearance | Colorless to light yellow clear liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.430–1.435 |
| Relative Density (20°C/25°C) | 0.935–0.945 g/cm³ |
| Odor | Characteristic pungent 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 Cyclopentyl isocyanate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Cyclopentyl isocyanate
Packaging of Cyclopentyl isocyanate
Industrial Cyclopentyl isocyanate 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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