METHYL TETRAHYDROPYRAN-3-CARBOXYLATE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 84355-44-2 |
| Product name | METHYL TETRAHYDROPYRAN-3-CARBOXYLATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Reagent GradeIndustrial 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) |
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Documents We Provide for METHYL TETRAHYDROPYRAN-3-CARBOXYLATE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk METHYL TETRAHYDROPYRAN-3-CARBOXYLATE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of METHYL TETRAHYDROPYRAN-3-CARBOXYLATE
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical R&D | Organic synthesis intermediate | Used to construct complex molecular frameworks as an intermediate step in synthesizing active pharmaceutical ingredients |
| Fine chemicals | Protecting group reagent | Applied in multistep syntheses to protect carboxylic acid or alcohol functional groups with tetrahydropyranyl (THP), enhancing reaction selectivity |
| Chemical research | Reference standard and certified reference material | Used to prepare calibration standards for chromatographic analysis or mechanistic reaction studies |
Manufacturing Quality Control of METHYL TETRAHYDROPYRAN-3-CARBOXYLATE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard using a non-polar capillary column. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration where iodine is generated in situ to react stoichiometrically with water; endpoint detected by current change. |
| Residual Solvents | Gas Chromatography (GC) with Headspace sampling | Separation and quantification of volatile organic solvents using headspace equilibrium and flame ionization detection. |
| Acid Value | Acid-Base Titration with NaOH standard solution | Neutralization of free carboxylic acid groups using standardized sodium hydroxide solution with phenolphthalein indicator. |
| Chloride Impurity | Ion Chromatography (IC) | Separation of chloride anions on an anion-exchange column followed by conductivity detection. |
| Heavy Metals (as Pb) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Atomization and excitation of metal ions in high-temperature plasma; quantification via element-specific emission wavelengths. |
| Appearance | Visual Inspection | Assessment of liquid clarity and color against standard references under controlled lighting conditions. |
| Refractive Index | Refractometry | Measurement of light bending angle at the sample-air interface using a calibrated Abbe refractometer at specified temperature. |
| Specific Gravity | Digital Density Meter | Determination of density relative to water at 20 degrees C using oscillating U-tube principle. |
| Optical Rotation | Polarimetry | Measurement of angular rotation of plane-polarized light caused by chiral molecules in solution using sodium D-line source. |
| Residue on Ignition | Gravimetric Analysis | Heating sample to 700-800 degrees C to volatilize organics, then weighing inorganic residue after cooling in desiccator. |
| Related Substances | High Performance Liquid Chromatography (HPLC) with UV detection | Separation of structurally similar impurities on reversed-phase column; detection at 210 nm based on UV absorbance. |
Technical Specifications of METHYL TETRAHYDROPYRAN-3-CARBOXYLATE
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.430 - 1.440 |
| Relative Density (20°C/25°C) | 0.995 - 1.015 g/cm³ |
| Odor | Ester-like, characteristic |
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 METHYL TETRAHYDROPYRAN-3-CARBOXYLATE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of METHYL TETRAHYDROPYRAN-3-CARBOXYLATE
Safety Information of METHYL TETRAHYDROPYRAN-3-CARBOXYLATE
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of METHYL TETRAHYDROPYRAN-3-CARBOXYLATE
Industrial METHYL TETRAHYDROPYRAN-3-CARBOXYLATE 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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