China Factory Direct
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| CAS number | 31301-45-8 |
| Product name | 3,5-DIMETHYLISOXAZOLE-4-CARBONYL CHLORIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty 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 |
|---|---|---|
| Pesticides | Used as an intermediate in synthesizing novel insecticides and acaricides, e.g., isoxazoline-based compounds | Undergoes amidation with amines to construct the core active molecular structure |
| Pharmaceuticals | Serves as a pharmaceutical intermediate in synthesizing isoxazole derivatives with anti-inflammatory and antimicrobial activity | Introduces pharmacophores via multi-step reactions including aminolysis, cyclization, or coupling |
| Materials Science | Applied in synthesizing functional polymer monomers, e.g., for heat-resistant polyamides or side-chain modification of liquid crystalline polymers | Participates in condensation polymerization with diamines or diols to incorporate rigid isoxazole ring structures |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | HPLC-UV | Quantification using reverse-phase HPLC with UV detection at 210-230 nm, relative to a certified reference standard. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents (e.g., dichloromethane, toluene) using capillary GC with flame ionization detection. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration with iodine-based reagent to determine water content based on stoichiometric reaction with water. |
| Acid Value | Acid-Base Titration | Neutralization of acidic impurities (e.g., residual HCl, carboxylic acids) with standardized NaOH solution using phenolphthalein indicator. |
| Heavy Metals | ICP-OES | Multi-element quantification of toxic metals (e.g., Pb, Cd, Hg, Ni) after acid digestion, using inductively coupled plasma optical emission spectroscopy. |
| Residual Chlorides | Ion Chromatography | Separation and conductivity-based detection of chloride ions from hydrolysis or synthesis residues. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition determination by observing solid-to-liquid phase change in a calibrated capillary tube under controlled heating rate. |
| Appearance and Color | Visual Inspection and APHA Color Scale | Subjective assessment of physical state (crystalline powder) and color intensity compared to platinum-cobalt standard solutions. |
| Chloride Content (as Cl-) | Argentometric Titration | Precipitation titration with standardized silver nitrate solution, detecting endpoint via potentiometric or chromate indicator method. |
| Related Substances | HPLC-DAD | Identification and quantification of structurally similar impurities (e.g., hydrolyzed acid, unreacted amine) using diode array detection for spectral confirmation. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
| Acid Value (mg KOH/g) | <=1.0 mg KOH/g |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Danger |
| 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.