(+)-1,4-DI-O-TOSYL-2,3-O-ISOPROPYLIDENE-D-THREITOL Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 51064-65-4 |
| Product name | (+)-1,4-DI-O-TOSYL-2,3-O-ISOPROPYLIDENE-D-THREITOL |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeIndustrial GradeSpecialty 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) |
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Documents We Provide for (+)-1,4-DI-O-TOSYL-2,3-O-ISOPROPYLIDENE-D-THREITOL
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk (+)-1,4-DI-O-TOSYL-2,3-O-ISOPROPYLIDENE-D-THREITOL Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of (+)-1,4-DI-O-TOSYL-2,3-O-ISOPROPYLIDENE-D-THREITOL
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate for synthesizing antibacterial agents | Used in organic synthesis reactions |
| Medical diagnostics | Preparation of diagnostic reagents | Applied in chemical modification |
| Pesticides | Synthesis of pesticide intermediates | Used in organic synthesis reactions |
| Chemical manufacturing | Used as an analytical reagent | Applied in analytical testing |
Manufacturing Quality Control of (+)-1,4-DI-O-TOSYL-2,3-O-ISOPROPYLIDENE-D-THREITOL
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification using reverse-phase HPLC with UV detection at 254 nm, comparing peak area to a certified reference standard. |
| Related Substances | HPLC-DAD | Separation and identification of impurities using HPLC coupled with diode-array detection for spectral confirmation and relative quantification. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify common organic solvents (e.g., acetone, ethyl acetate, methanol) based on retention time and calibration curves. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent to determine trace water content via stoichiometric reaction. |
| Heavy Metals | ICP-OES | Multi-element detection after acid digestion, measuring metal contaminants (e.g., Pb, Cd, Ni, Fe) by atomic emission intensity at characteristic wavelengths. |
| Chloride Impurity | Ion Chromatography | Separation of anions on an ion-exchange column with suppressed conductivity detection to quantify chloride ion concentration. |
| Sulfate Impurity | Ion Chromatography | Same principle as chloride, using optimized eluent and detection for sulfate quantification. |
| Optical Rotation | [alpha]D Measurement | Determination of specific rotation using a digital polarimeter at 20 C and sodium D-line (589 nm) to confirm chiral integrity. |
| Melting Point | Capillary Melting Point Apparatus | Thermal analysis using controlled heating rate to observe solid-to-liquid transition range, indicating purity and identity. |
| Appearance | Visual Inspection | Assessment of color and physical state (crystalline powder) against established reference under controlled lighting conditions. |
| Loss on Drying | Gravimetric Analysis | Weight loss measurement after drying under specified temperature and vacuum conditions to determine volatile content. |
| Residue on Ignition | Sulfated Ash Test | Ignition of sample at 700-800 C followed by gravimetric determination of inorganic residue after sulfuric acid treatment. |
Technical Specifications of (+)-1,4-DI-O-TOSYL-2,3-O-ISOPROPYLIDENE-D-THREITOL
| Test Item | Specification |
|---|---|
| Appearance | Off-white crystalline solid |
| Purity | >=98.5% (by LC-MS) |
| Optical Rotation | +10.0 to +11.5° (c=1, in CHCl3) |
| Melting Point | 128 to 132°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Conforms to reference spectrum |
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 (+)-1,4-DI-O-TOSYL-2,3-O-ISOPROPYLIDENE-D-THREITOL
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of (+)-1,4-DI-O-TOSYL-2,3-O-ISOPROPYLIDENE-D-THREITOL
Packaging of (+)-1,4-DI-O-TOSYL-2,3-O-ISOPROPYLIDENE-D-THREITOL
Industrial (+)-1,4-DI-O-TOSYL-2,3-O-ISOPROPYLIDENE-D-THREITOL 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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