Boc-DL-aspartic acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 120341-32-4 |
| Product name | Boc-DL-aspartic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent 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-DL-aspartic acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Boc-DL-aspartic acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Boc-DL-aspartic acid
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate for peptide drug synthesis | Used as a protected amino acid in solid-phase or solution-phase peptide synthesis to incorporate aspartic acid residues |
| Biochemistry | Protein structure studies | Applied to introduce site-specific modifications or labels on aspartic acid residues for analysis of protein function and interactions |
| Academic research | Peptide analog development | Employed as a chiral building block for synthesizing non-natural peptides or enzyme substrate analogs |
Manufacturing Quality Control of Boc-DL-aspartic acid
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification based on UV absorbance of BOC-DL-Asp peak area relative to a certified reference standard using reversed-phase chromatography. |
| Related Substances | HPLC-UV | Separation and detection of impurities (e.g., BOC-L-Asp, BOC-D-Asp, deprotected aspartic acid) by retention time and UV response. |
| Water Content | Karl Fischer Titration | Electrochemical titration measuring water via iodine-sulfur dioxide reaction in anhydrous methanol-based solvent. |
| Residual Solvents | GC-FID | Gas chromatographic separation followed by flame ionization detection for common solvents (e.g., dichloromethane, ethyl acetate, methanol). |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, Hg, As, and others after acid digestion, based on atomic emission intensity at characteristic wavelengths. |
| Chloride Content | Ion Chromatography | Separation of chloride ions on an anion-exchange column with conductivity detection. |
| Sulfate Content | Ion Chromatography | Separation of sulfate ions on an anion-exchange column with conductivity detection. |
| Optical Rotation | [alpha]D Measurement | Determination of specific rotation using sodium D-line light in solution to assess chiral purity and absence of racemization. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Measurement of hydrogen ion activity in a defined aqueous suspension or solution using calibrated pH electrode. |
| Residue on Ignition | Gravimetric Analysis | Mass loss upon high-temperature ashing (500–600 C) to quantify non-volatile inorganic impurities. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity versus angle to determine volume-based particle size distribution in dispersed suspension. |
| Microbial Contamination | Membrane Filtration | Quantitative recovery and enumeration of aerobic microorganisms by filtration, membrane transfer to culture media, and colony counting. |
Technical Specifications of Boc-DL-aspartic acid
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Melting Point | 175-179°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Optical Rotation | +/- 0.5° (c=1, in 1M HCl) |
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-DL-aspartic acid
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Boc-DL-aspartic acid
Packaging of Boc-DL-aspartic acid
Industrial Boc-DL-aspartic acid 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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