Fmoc-D-Asp-OMe Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 368443-82-7 |
| Product name | Fmoc-D-Asp-OMe |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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 Fmoc-D-Asp-OMe
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Fmoc-D-Asp-OMe Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Fmoc-D-Asp-OMe
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical R&D | Chiral building block for synthesis of peptide-based drugs and bioactive molecules | Used in solid-phase or liquid-phase peptide synthesis (SPPS/LPPS) to protect the aspartic acid side-chain carboxyl group and prevent side reactions |
| Biochemical Research | Construction of model peptide segments containing D-amino acids to study enzyme specificity and stereochemical relationships | Stepwise coupling using the Fmoc strategy, followed by deprotection to assemble the target peptide chain |
| Peptide Synthesis Reagents | Fmoc-protected D-aspartic acid derivative suitable for automated peptide synthesizers | Fmoc group removal under basic conditions; methyl ester retained to stabilize the side chain, enabling subsequent selective hydrolysis |
Manufacturing Quality Control of Fmoc-D-Asp-OMe
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification via UV absorption at characteristic wavelength using calibrated reference standard and reversed-phase column separation. |
| Related Substances | HPLC-UV | Separation and detection of structurally similar impurities using gradient elution and UV detection. |
| Residual Solvents | GC-FID | Headspace gas chromatography with flame ionization detection to quantify volatile organic solvents. |
| Water Content | Karl Fischer Titration | Electrochemical titration with iodine-based reagent to determine trace water content. |
| Heavy Metals | ICP-MS | Multi-element quantification of toxic metals (e.g., Pb, Cd, Hg) after acid digestion and plasma ionization. |
| Chloride Content | Ion Chromatography | Anion exchange separation followed by conductivity detection for quantitative chloride determination. |
| Optical Rotation | [alpha]D Measurement | Measurement of specific rotation using sodium D-line light to confirm chiral integrity and enantiomeric purity. |
| Residual Palladium | ICP-OES | Quantification of palladium catalyst residues after microwave digestion and optical emission spectroscopy. |
| Loss on Drying | Gravimetric Analysis | Mass loss measured after controlled heating under specified temperature and vacuum conditions. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to determine volumetric particle size distribution. |
| pH of Aqueous Suspension | Potentiometric Titration | Measurement of hydrogen ion activity in a standardized suspension using calibrated pH electrode. |
| Microbial Contamination | Membrane Filtration | Quantitative recovery and cultivation of viable microorganisms from filtered sample solution on selective media. |
Technical Specifications of Fmoc-D-Asp-OMe
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (LC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 132–136°C |
| Optical Rotation | +18.5 to +19.5° (c=1, DMF) |
| Identification (NMR) | Consistent with structure |
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 Fmoc-D-Asp-OMe
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Fmoc-D-Asp-OMe
Packaging of Fmoc-D-Asp-OMe
Industrial Fmoc-D-Asp-OMe 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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