China Factory Direct
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| CAS number | 928-90-5 |
| Product name | 5-HEXYN-1-OL |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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) |
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 Intermediates | Used in the synthesis of prostaglandin-based drugs and other biologically active molecules | Employed as an alkynol structural unit in coupling, cyclization, or functional group transformation reactions |
| Organic Synthesis | Used as a building block for synthesizing complex natural products and functional molecules | Applied in carbon-chain extension or functionalization via reactions such as Sonogashira coupling, hydrogenation, and oxidation |
| Materials Science | Used to prepare alkyne-containing functional polymers or surface modifiers | Integrated into side chains via click chemistry (e.g., CuAAC) or radical polymerization |
| Fine Chemicals & Fragrances | Used as a fragrance or flavor intermediate, providing the molecular scaffold for specific odorants | Converted into aroma-active aldehydes, ketones, or lactones through reduction, esterification, or cyclization |
| Test Item | Common Test Methods | Method Summary |
|---|---|---|
| Appearance | Visual Inspection | Observe the color, physical state, and presence of suspended particles or precipitates under natural or standard lighting conditions. |
| Content (Purity) | Gas Chromatography (GC) | Using capillary column gas chromatography, qualitative analysis is performed based on retention time, and quantification of the main component is conducted using peak area normalization or external standard method. |
| Water Content | Karl Fischer Titration | Determines water content based on the quantitative reaction of iodine with sulfur dioxide in an anhydrous medium, measured by potentiometric or coulometric methods. |
| Acid Value | Acid-Base Titration | The sample is dissolved in a suitable solvent (e.g., ethanol) and titrated with standard sodium hydroxide solution. The acid value is calculated as milligrams of KOH consumed per gram of sample. |
| Density | Density Meter Method or Pycnometer Method | Density can be measured directly using a density meter or determined by weighing the sample in a pycnometer at 20°C to obtain the mass per unit volume. |
| Refractive Index | Refractometry (nD²⁰) | The refractive index of the sample to sodium light (589 nm) is measured at 20°C using an Abbe refractometer to assess purity and consistency. |
| Alkyne Functional Group Confirmation | Fourier Transform Infrared Spectroscopy (FT-IR) | Confirm the alkyne structure by characteristic absorption peaks (e.g., ~3300 cm⁻¹ for ≡C-H stretching vibration, ~2100 cm⁻¹ for C≡C stretching vibration). |
| Structural Confirmation | Nuclear Magnetic Resonance Spectroscopy (¹H-NMR, ¹³C-NMR) | Analyze chemical shifts, coupling constants, and integration ratios in proton and carbon NMR spectra to confirm molecular structure and substitution patterns. |
| Residual Solvents | Gas Chromatography (GC) | According to ICH guidelines, residual organic solvents (e.g., methanol, ethanol, acetone) from the manufacturing process are detected using headspace sampling coupled with GC. |
| Impurity Analysis | High-Performance Liquid Chromatography (HPLC) or GC-MS | Combined with mass spectrometry, trace impurities are separated, identified, and quantified to assess by-products or degradation products. |
| Test Item | Specification |
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| Appearance | Colorless liquid |
| Purity | >=98.5% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.435–1.445 |
| Relative Density (20°C/25°C) | 0.835–0.845 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.