2,2,6,6-tetramethyl-2H-3,5,6-trihydropyran-4-one Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1197-66-6 |
| Product name | 2,2,6,6-tetramethyl-2H-3,5,6-trihydropyran-4-one |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeCosmetic GradeFood 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) |
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Documents We Provide for 2,2,6,6-tetramethyl-2H-3,5,6-trihydropyran-4-one
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,2,6,6-tetramethyl-2H-3,5,6-trihydropyran-4-one Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,2,6,6-tetramethyl-2H-3,5,6-trihydropyran-4-one
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Key intermediate in the synthesis of statin drugs (e.g., atorvastatin, rosuvastatin) | Used to construct the pyranone ring structure in drug molecules |
| Chemicals | Organic synthesis intermediate | Employed in the preparation of fine chemicals via addition, substitution, and related reactions |
| Materials Science | Functional monomer or modifier | Participates in polymerization reactions or surface modification of materials |
| Fragrances & Flavors | Raw material for fragrance synthesis | Used to prepare compounds with specific olfactory properties |
Manufacturing Quality Control of 2,2,6,6-tetramethyl-2H-3,5,6-trihydropyran-4-one
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies main component by retention time and peak area comparison against certified reference standard. |
| Water Content | Karl Fischer Titration | Measures water via stoichiometric reaction between water, iodine, sulfur dioxide, and base in methanol medium. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic ash content by high-temperature incineration followed by weight measurement of residual solids. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals by atomization and absorption measurement at characteristic wavelengths after acid digestion. |
| Chloride Impurity | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Acid Value | Acid-Base Titration with NaOH | Measures free carboxylic or acidic impurities by titration with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement | Evaluates yellowness intensity by matching sample color to APHA platinum-cobalt standard solutions or measuring absorbance at 430 nm. |
| Melting Point | Capillary Melting Point Determination | Identifies purity and identity by observing temperature range at which solid transitions to liquid under controlled heating. |
| Organic Volatile Impurities | Headspace Gas Chromatography-Mass Spectrometry (HS-GC-MS) | Detects and identifies low-boiling residual solvents based on volatility, retention time, and mass spectral fragmentation. |
| Related Substances | High-Performance Liquid Chromatography (HPLC) with UV detection | Separates and quantifies structurally related impurities using reversed-phase C18 column and UV absorbance at 210–254 nm. |
| Specific Optical Rotation | Polarimetry | Measures chiral purity by determining rotation angle of plane-polarized light passing through a solution of the compound. |
| Loss on Drying | Thermogravimetric Analysis (TGA) or Oven Drying | Determines volatile content by measuring weight loss after drying at specified temperature and time under controlled atmosphere. |
Technical Specifications of 2,2,6,6-tetramethyl-2H-3,5,6-trihydropyran-4-one
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Refractive Index (n20/D) | 1.475–1.485 |
| Odor | Characteristic |
| Solubility | Miscible with ethanol, acetone, and ethyl acetate; slightly soluble in water |
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 2,2,6,6-tetramethyl-2H-3,5,6-trihydropyran-4-one
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,2,6,6-tetramethyl-2H-3,5,6-trihydropyran-4-one
Safety Information of 2,2,6,6-tetramethyl-2H-3,5,6-trihydropyran-4-one
| Pictograms |   |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 2,2,6,6-tetramethyl-2H-3,5,6-trihydropyran-4-one
Industrial 2,2,6,6-tetramethyl-2H-3,5,6-trihydropyran-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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