GLY-GLY BENZYL ESTER P-TOLUENESULFONATE SALT Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1738-82-5 |
| Product name | GLY-GLY BENZYL ESTER P-TOLUENESULFONATE SALT |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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 GLY-GLY BENZYL ESTER P-TOLUENESULFONATE SALT
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk GLY-GLY BENZYL ESTER P-TOLUENESULFONATE SALT Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of GLY-GLY BENZYL ESTER P-TOLUENESULFONATE SALT
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical R&D | Intermediate for peptide synthesis | Used as a protected amino acid derivative in coupling reactions for solid-phase or solution-phase peptide synthesis |
| Biochemistry | Building block for bioactive molecules | Applied in the synthesis of dipeptide mimetics with defined sequences for drug screening and mechanistic studies |
| Organic synthesis | Organic synthesis reagent | Undergoes amidation with other amino acids or carboxylic acids in the presence of coupling agents to prepare peptide-based compounds |
Manufacturing Quality Control of GLY-GLY BENZYL ESTER P-TOLUENESULFONATE SALT
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification using reversed-phase HPLC with UV detection at 210 nm, comparing peak area to a certified reference standard. |
| Related Substances | HPLC-UV | Separation and detection of impurities by gradient HPLC-UV; identification and quantification against reference standards or threshold limits. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify volatile organic solvents based on retention time and peak area calibration. |
| Water Content | Karl Fischer Titration | Electrochemical titration using iodine and sulfur dioxide in pyridine/methanol medium to determine trace water content. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Multi-element quantification after acid digestion using inductively coupled plasma mass spectrometry with isotope dilution or external calibration. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride anions using suppressed conductivity detection with carbonate eluent. |
| Sulfate Impurity | Ion Chromatography | Separation and quantification of sulfate anions using suppressed conductivity detection with carbonate eluent. |
| Residual Tosylate (p-Toluenesulfonic Acid) | HPLC-UV | Specific detection of p-toluenesulfonic acid by reversed-phase HPLC-UV at 220 nm using acidic mobile phase. |
| Optical Rotation | [alpha]D Measurement | Determination of specific optical rotation using a polarimeter at 20 C and sodium D-line (589 nm) to confirm chiral integrity. |
| Loss on Drying | Gravimetric Analysis | Weight loss measured after drying under controlled temperature and vacuum, indicating volatile and moisture content. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Measurement of hydrogen ion activity in a defined aqueous suspension using calibrated glass electrode and pH meter. |
| Particle Size Distribution | Laser Diffraction | Analysis of particle size distribution in dispersed phase using Mie scattering theory and laser diffraction instrumentation. |
Technical Specifications of GLY-GLY BENZYL ESTER P-TOLUENESULFONATE SALT
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (LC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 210–215°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.3% |
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 GLY-GLY BENZYL ESTER P-TOLUENESULFONATE SALT
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of GLY-GLY BENZYL ESTER P-TOLUENESULFONATE SALT
Safety Information of GLY-GLY BENZYL ESTER P-TOLUENESULFONATE SALT
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of GLY-GLY BENZYL ESTER P-TOLUENESULFONATE SALT
Industrial GLY-GLY BENZYL ESTER P-TOLUENESULFONATE SALT 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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