3-Hydroxy-2-methyl-4H-pyran-4-one Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 118-71-8 |
| Product name | 3-Hydroxy-2-methyl-4H-pyran-4-one |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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 3-Hydroxy-2-methyl-4H-pyran-4-one
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-Hydroxy-2-methyl-4H-pyran-4-one Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-Hydroxy-2-methyl-4H-pyran-4-one
| Industry | Application | Process |
|---|---|---|
| Food Industry | Food flavoring agent for enhancing sweetness, fruity notes, and caramel flavors | Added to confectionery, beverages, baked goods, dairy products, etc., typically at trace levels (ppm) via direct blending or incorporation into flavor formulations |
| Personal Care Industry | Fragrance ingredient for improving aromatic complexity and longevity | Used as a fixative or harmonizing agent in fragrance formulations for perfumes, shampoos, body washes, and skincare products |
| Tobacco Industry | Tobacco flavoring agent for improving tobacco aroma and masking off-notes | Applied via spraying or immersion during tobacco casing or filter flavoring, typically in combination with other flavor compounds |
| Pharmaceutical Intermediates | Starting material or auxiliary reagent in the synthesis of certain pharmaceuticals or active molecules | Employed in organic synthesis reactions—such as condensation and alkylation—to construct specific heterocyclic structures |
Manufacturing Quality Control of 3-Hydroxy-2-methyl-4H-pyran-4-one
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Identification Test | Infrared Spectroscopy (IR) | By measuring the infrared absorption spectrum of methyl maltol and comparing it with a standard reference spectrum, characteristic functional group peaks (e.g., carbonyl, hydroxyl groups) are identified to confirm molecular structure. |
| Assay | High-Performance Liquid Chromatography (HPLC) | Utilizing a reversed-phase C18 column with a mobile phase of methanol-water or acetonitrile-water, detection is performed using a UV detector (typically at 275–280 nm). Quantification is carried out by external standard or internal standard method to accurately determine the main component content of methyl maltol. |
| Assay | Ultraviolet-Visible Spectrophotometry (UV-Vis) | Based on the maximum absorbance of methyl maltol at a specific wavelength (e.g., 278 nm), concentration is determined via a standard calibration curve. This method is suitable for rapid quantification of high-purity samples. |
| Melting Point Determination | Capillary Melting Point Method | The sample is loaded into a capillary tube and slowly heated in a melting point apparatus; the temperature range from initial to complete melting is observed and recorded, then compared with the standard melting point range (approximately 160–163°C) to assess purity. |
| Loss on Drying | Drying Weight Loss Method | The sample is dried at a specified temperature (e.g., 105°C) until constant weight is achieved, and the percentage of mass loss is calculated to evaluate moisture and volatile impurity content. |
| Residue on Ignition | High-Temperature Ashing Method | The sample is carbonized and then incinerated in a high-temperature furnace (typically 700–800°C); the mass of residual inorganic matter is weighed to control the total amount of inorganic impurities. |
| Heavy Metals | Thioacetamide Method (or Atomic Absorption Spectroscopy) | Heavy metal residues such as lead and arsenic are determined by colorimetric analysis (thioacetamide color development) or atomic absorption spectroscopy (AAS), ensuring compliance with pharmacopoeial or food additive limit requirements. |
| Related Substances (Impurities) | High-Performance Liquid Chromatography (HPLC) | Gradient or isocratic elution conditions are employed to separate and detect potential synthetic by-products or degradation impurities. Quantification is performed using area normalization or the main component self-reference method with correction factors to establish acceptance limits. |
Technical Specifications of 3-Hydroxy-2-methyl-4H-pyran-4-one
| Test Item | Specification |
|---|---|
| Appearance | White to almost white crystalline powder |
| Purity | >=98.5% (HPLC) |
| Melting Point | 160–164°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| 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 3-Hydroxy-2-methyl-4H-pyran-4-one
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-Hydroxy-2-methyl-4H-pyran-4-one
Safety Information of 3-Hydroxy-2-methyl-4H-pyran-4-one
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 3-Hydroxy-2-methyl-4H-pyran-4-one
Industrial 3-Hydroxy-2-methyl-4H-pyran-4-one 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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