China Factory Direct
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| CAS number | 1470-57-1 |
| Product name | 2-HYDROXY-5-METHYLBENZOPHENONE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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 | Intermediate synthesis | Used as an organic intermediate in the synthesis of anti-inflammatory and antimicrobial agents; participates in condensation, substitution, and other reactions to construct target molecular frameworks |
| Fine chemicals | Raw material for photoinitiators | Serves as a precursor for photosensitive materials in the preparation of free-radical photoinitiators for UV-curing systems |
| Organic synthesis | Synthesis intermediate | Participates in Friedel–Crafts acylation, redox, and other reactions to construct complex aromatic ketone structures |
| Materials science | Functional material additive | Used in developing polymeric materials with UV-absorbing properties to enhance weather resistance |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by comparison of peak area against a certified reference standard using reversed-phase chromatography and UV detection at 254 nm. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient elution and UV detection; identification via retention time matching with reference standards. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid, based on thermal behavior observed in a calibrated capillary tube. |
| Loss on Drying | Gravimetric (Oven Drying) | Measurement of mass loss after drying under controlled temperature and vacuum or airflow, indicating volatile content including residual solvents and moisture. |
| Residue on Ignition | Sulfated Ash (Gravimetric) | Quantification of non-volatile inorganic residue after high-temperature incineration of sample with sulfuric acid pretreatment. |
| Heavy Metals (as Pb) | AAS (Flame or Graphite Furnace) | Atomic absorption measurement of total heavy metal content after acid digestion, using lead as the representative toxic element. |
| Chloride Content | Potentiometric Titration (with AgNO3) | Determination of chloride ions by titration with silver nitrate using a silver indicator electrode and endpoint detection via potential change. |
| Sulfated Ash | Gravimetric | Direct measurement of inorganic residue remaining after combustion at 700-800 C without sulfuric acid pretreatment. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric quantification of water based on stoichiometric reaction between iodine, sulfur dioxide, and water in pyridine/methanol medium. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity of crystalline solid against established reference samples under standardized lighting conditions. |
| Solubility in Ethanol | Qualitative Dissolution Test | Evaluation of complete dissolution in specified volume of ethanol at defined temperature, recorded as pass/fail per pharmacopeial criteria. |
| pH of Aqueous Suspension | pH Meter Measurement | Determination of surface acidity/basicity by measuring hydrogen ion activity in a saturated aqueous suspension using a calibrated pH electrode. |
| Test Item | Specification |
|---|---|
| Appearance | Light orange to yellow crystalline powder |
| Purity | >=98.5% (GC-MS) |
| Melting Point | 72–76°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Residue on Ignition | <=0.1% |
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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.