Boc-N-beta-Trityl-L-asparagine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 132388-68-2 |
| Product name | Boc-N-beta-Trityl-L-asparagine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial Grade |
| Packaging | 25KG/bag500KG/bag1000KG/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 Boc-N-beta-Trityl-L-asparagine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Boc-N-beta-Trityl-L-asparagine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Boc-N-beta-Trityl-L-asparagine
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical R&D | As an amino acid protecting group for dual protection of the β-carboxyl and amino groups of L-asparagine in peptide synthesis | In solid-phase or solution-phase peptide synthesis, the amino group is protected with tert-butoxycarbonyl (Boc) and the β-carboxyl group with trityl (Trt), enabling selective deprotection and coupling reactions |
Manufacturing Quality Control of Boc-N-beta-Trityl-L-asparagine
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by comparison of peak area against a certified reference standard using reversed-phase chromatography and UV detection at 210 nm. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient reversed-phase HPLC with UV detection; reported as area percent relative to main peak. |
| Residual Solvents | GC-FID | Identification and quantification of volatile organic solvents by gas chromatography with flame ionization detection using headspace sampling. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration based on the reaction of iodine with water in a pyridine-methanol solvent system. |
| Heavy Metals | ICP-MS | Multi-element quantification of toxic metals (e.g., Pb, Cd, Hg, As) after acid digestion, using inductively coupled plasma mass spectrometry. |
| Residual Palladium | ICP-OES | Quantification of palladium catalyst residues after microwave-assisted acid digestion using inductively coupled plasma optical emission spectrometry. |
| Optical Rotation | [alpha]D Measurement | Determination of specific rotation using a polarimeter at 20 degrees C and sodium D-line (589 nm) to confirm chiral integrity. |
| Residual Triphenylmethane | HPLC-UV | Detection and quantification of triphenylmethane-related impurities via reversed-phase HPLC with UV detection at 254 nm. |
| Residual tert-Butanol | GC-FID | Quantification of residual tert-butanol by gas chromatography with flame ionization detection using external calibration. |
| Particle Size Distribution | Laser Diffraction | Measurement of particle size distribution in dry powder form using laser light scattering and Mie theory-based analysis. |
| Microbial Limits | Membrane Filtration | Enumeration of aerobic mesophilic microorganisms and detection of specified pathogens (e.g., E. coli, S. aureus) by membrane filtration and agar culture. |
| pH of Aqueous Suspension | Potentiometric Titration | Measurement of pH in a defined aqueous suspension (e.g., 1% w/v in water) using a calibrated pH meter with glass electrode. |
Technical Specifications of Boc-N-beta-Trityl-L-asparagine
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (LC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Optical Rotation | -22.0 to -18.0 deg (c=1, in DMF) |
| Melting Point | 178 to 182 °C |
| Identification (NMR) | Consistent with structure |
| Residue on Ignition | <=0.1% |
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 Boc-N-beta-Trityl-L-asparagine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Boc-N-beta-Trityl-L-asparagine
Safety Information of Boc-N-beta-Trityl-L-asparagine
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of Boc-N-beta-Trityl-L-asparagine
Industrial Boc-N-beta-Trityl-L-asparagine 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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