4-Hydroxycoumarin Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1076-38-6 |
| Product name | 4-Hydroxycoumarin |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeReagent GradeCosmetic GradeFood 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 4-Hydroxycoumarin
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-Hydroxycoumarin Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-Hydroxycoumarin
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate in the synthesis of anticoagulant drugs (e.g., warfarin) | Used to introduce side-chain groups via derivatization reactions |
| Pesticides | Preparation of anticoagulant rodenticides | Applied to generate highly active compounds through structural modification |
| Consumer Chemicals | Raw material for fragrance synthesis | Employed in esterification or condensation reactions to produce fragrances |
| Analytical Chemistry | Preparation of fluorescent probes and labeling agents | Utilized to incorporate functional groups that enhance fluorescence properties |
Manufacturing Quality Control of 4-Hydroxycoumarin
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification using reverse-phase HPLC with UV detection at 254 nm, comparing peak area against a certified reference standard. |
| Appearance | Visual Inspection | Assessment of physical state and color by observing sample in a white background under controlled lighting. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid, using calibrated capillary apparatus per USP <741>. |
| Loss on Drying | Gravimetric (105 C, 2 h) | Measurement of mass loss after drying under specified temperature and time to determine volatile content. |
| Residue on Ignition | Gravimetric (Sulfated Ash) | Determination of inorganic residue after high-temperature incineration followed by sulfuric acid treatment and weighing. |
| Heavy Metals | Colorimetric (Thioacetamide Method) | Qualitative or semi-quantitative detection based on formation of colored metal sulfide complexes in acidic medium. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride anions using anion-exchange column with conductivity detection. |
| Sulfate Impurity | Turbidimetric Method | Quantification via barium sulfate precipitate formation and measurement of turbidity at 420 nm. |
| Related Substances | HPLC-DAD | Separation and identification of structurally similar impurities using HPLC with diode-array detection and comparison to reference standards. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration based on stoichiometric reaction of iodine with water in pyridine-methanol medium. |
| pH of Aqueous Suspension | pH Meter | Measurement of pH in a defined suspension (e.g., 1% w/v in water) using calibrated pH electrode. |
| Solubility in Ethanol | Visual Solubility Test | Qualitative assessment of complete dissolution in specified volume of ethanol at room temperature with gentle agitation. |
Technical Specifications of 4-Hydroxycoumarin
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 191–194 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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 4-Hydroxycoumarin
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-Hydroxycoumarin
Packaging of 4-Hydroxycoumarin
Industrial 4-Hydroxycoumarin 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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