China Factory Direct
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| CAS number | 108915-04-4 |
| Product name | 2-[(4S)-4,5-dihydro-4-(1-Methylethyl)-2-oxazolyl]- yridine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent Grade |
| Packaging | 25KG/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) |
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 | Used as chiral ligands or intermediates in asymmetric synthesis of drug molecules | Catalytic hydrogenation, asymmetric synthesis |
| Agricultural chemicals | Used in the synthesis of biologically active pesticides or herbicides | Organic synthesis, structural modification |
| Materials science | Used as precursors for functional materials (e.g., liquid crystals or coordination polymers) | Polymerization, molecular self-assembly |
| Academic research | Used to investigate asymmetric catalytic mechanisms or design novel ligands | Laboratory-scale synthesis, characterization and analysis |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reversed-phase HPLC with UV detection at 254 nm, calibrated against certified reference standard. |
| Chiral Purity | Chiral HPLC | Enantiomeric excess assessment using a chiral stationary phase and UV detection, comparing retention times and peak areas of enantiomers. |
| Residual Solvents | GC-FID | Identification and quantification of organic solvents by gas chromatography with flame ionization detection, per ICH Q3C guidelines. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent to measure trace water based on stoichiometric electrochemical reaction. |
| Heavy Metals | ICP-MS | Multi-element quantification of toxic metals (e.g., Pb, Cd, Hg, Ni) after acid digestion, using inductively coupled plasma mass spectrometry. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride anions using suppressed conductivity detection with a high-capacity anion-exchange column. |
| Sulfate Impurity | Ion Chromatography | Determination of sulfate anions via anion-exchange chromatography with conductivity detection following sample dissolution and filtration. |
| Related Substances | HPLC-UV | Detection and quantification of structurally related impurities using gradient HPLC-UV against qualified reference standards. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement by observing solid-to-liquid phase change in a capillary tube under controlled heating rate. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity of the solid sample against established visual standards under controlled lighting. |
| Loss on Drying | Gravimetric Analysis | Weight loss determination after drying under specified temperature and vacuum conditions, reflecting volatile content including moisture and solvents. |
| Residue on Ignition | Sulfated Ash Test | Measurement of inorganic residue remaining after high-temperature combustion in presence of sulfuric acid, indicating non-volatile inorganic impurities. |
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (GC-MS); >=98% ee |
| Optical Rotation | -105.0 to -107.0 deg (c=1, in CHCl3) |
| Melting Point | 112.0 to 116.0 °C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Conforms to reference spectrum |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.