Toluene-4-sulfonic acid tetrahydro-furan-3-ylmethyl ester Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 15833-63-3 |
| Product name | Toluene-4-sulfonic acid tetrahydro-furan-3-ylmethyl ester |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial 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 Toluene-4-sulfonic acid tetrahydro-furan-3-ylmethyl ester
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Toluene-4-sulfonic acid tetrahydro-furan-3-ylmethyl ester Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Toluene-4-sulfonic acid tetrahydro-furan-3-ylmethyl ester
| Industry | Application | Process |
|---|---|---|
| Organic Synthesis | Used as an alkylating agent for synthesizing complex organic molecules | Reacted with nucleophiles in inert solvents to achieve methylation or introduce protecting groups |
| Pharmaceutical Intermediates | Serves as an intermediate in synthesizing active pharmaceutical ingredients, such as tetrahydrofuran-containing compounds | Constructs the target molecular scaffold via selective substitution reactions |
| Agrochemicals | Used to synthesize specific agrochemical intermediates to enhance compound bioactivity | Undergoes cyclization or substitution reactions under specified catalytic conditions |
| Polymers & Materials | Acts as a functional monomer in polymerization to improve material properties | Introduces side-chain functional groups via ring-opening polymerization or copolymerization |
Manufacturing Quality Control of Toluene-4-sulfonic acid tetrahydro-furan-3-ylmethyl ester
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at ~220 nm, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-UV or UPLC-MS | Separation and detection of structurally related impurities (e.g., starting materials, isomers, degradation products) using gradient elution and UV or mass-selective detection. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify volatile organic solvents (e.g., THF, toluene, methanol) per ICH Q3C guidelines. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration measuring water via iodine generation and stoichiometric reaction with sample moisture. |
| Heavy Metals | ICP-MS or ICP-OES | Quantification of elemental impurities (e.g., Pb, Cd, As, Hg) after acid digestion, per ICH Q3D requirements. |
| Optical Rotation | [α]D Measurement | Polarimetric determination of specific rotation at 589 nm to confirm chiral integrity and enantiomeric purity. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition analysis to verify identity and crystallinity by detecting solid-to-liquid phase change. |
| Chloride Impurity | Ion Chromatography (IC) or Potentiometric Titration | Separation and quantification of chloride ions (e.g., from residual HCl or alkyl chloride byproducts) using suppressed conductivity detection or argentometric titration. |
| Sulfate Impurity | Ion Chromatography (IC) or Gravimetric Analysis | Quantification of sulfate anions (e.g., from incomplete sulfonation or hydrolysis) via IC or precipitation as BaSO₄ followed by weighing. |
| Appearance & Color | Visual Inspection / Hazen (APHA) Color Scale | Subjective assessment of physical state and color intensity against standardized platinum-cobalt solutions. |
| Residue on Ignition | Gravimetric Analysis | Determination of non-volatile inorganic residue after controlled high-temperature ashing at 700–800 °C. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Measurement of hydrogen ion activity in a saturated aqueous suspension using calibrated pH electrode. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry or dispersed powder to assess granulometry relevant to handling and formulation performance. |
| Microbial Limits | Membrane Filtration / Plate Count | Enumeration of aerobic microorganisms and detection of specified pathogens per Ph. Eur. 2.6.12 or USP <61>. |
Technical Specifications of Toluene-4-sulfonic acid tetrahydro-furan-3-ylmethyl ester
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow liquid |
| Purity | >=99.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Odor | Characteristic odor |
| Refractive Index (n20/D) | 1.495–1.505 |
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 Toluene-4-sulfonic acid tetrahydro-furan-3-ylmethyl ester
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Toluene-4-sulfonic acid tetrahydro-furan-3-ylmethyl ester
Safety Information of Toluene-4-sulfonic acid tetrahydro-furan-3-ylmethyl ester
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of Toluene-4-sulfonic acid tetrahydro-furan-3-ylmethyl ester
Industrial Toluene-4-sulfonic acid tetrahydro-furan-3-ylmethyl ester 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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