BOC-L-Asparagine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 7536-55-2 |
| Product name | BOC-L-Asparagine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent GradeFood 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-L-Asparagine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk BOC-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-L-Asparagine
| Industry | Application | Process Description |
|---|---|---|
| Pharmaceutical R&D | Pharmaceutical intermediates | Used as a protected amino acid in peptide synthesis for anticancer drug development |
| Biochemistry | Peptide synthesis | Applied as a protected amino acid in solid-phase peptide synthesis |
| Pharmaceutical manufacturing | Antibiotic synthesis | Serves as a key intermediate in the synthesis of β-lactam antibiotics |
| Pharmaceutical manufacturing | Amino acid derivative preparation | Used to prepare other asparagine derivatives |
| Research | Enzyme substrate studies | Applied in mechanistic studies of specific protease catalysis |
| Food science | Food additive research | Studied for potential roles in food flavor enhancement or nutritional fortification |
Manufacturing Quality Control of BOC-L-Asparagine
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Quantification based on peak area comparison against a certified reference standard using reversed-phase chromatography. |
| Chiral Purity | Chiral HPLC | Separation of L- and D-enantiomers on a chiral stationary phase, with UV detection for enantiomeric excess calculation. |
| Water Content | Karl Fischer titration | Volumetric or coulometric titration where iodine reacts stoichiometrically with water in a pyridine-methanol solvent system. |
| Residue on Ignition | Gravimetric analysis | Heating sample to 700-800 C to combust organic matter; residue weight reflects inorganic ash content. |
| Heavy Metals | ICP-OES | Multi-element detection after acid digestion, based on characteristic atomic emission wavelengths. |
| Chloride | Potentiometric titration with AgNO3 | Titration using silver nitrate with endpoint detection via silver ion-selective electrode. |
| Sulfate | Turbidimetric assay | Precipitation of sulfate as BaSO4 in acidic medium; quantification by measuring light scattering. |
| Related Substances | HPLC with gradient elution | Separation and detection of structurally similar impurities (e.g., BOC-L-aspartic acid, deamidated products) using UV detection. |
| Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral molecules in solution. |
| pH of Solution | Potentiometric pH measurement | Determination using calibrated glass electrode in aqueous solution (1% w/v). |
| Loss on Drying | Thermogravimetric analysis | Weight loss measured after drying at 105 C under vacuum or air flow for fixed duration. |
| Microbial Contamination | Membrane filtration and plate count | Filtration of solution followed by culture on soybean-casein digest agar; colony enumeration after incubation. |
Technical Specifications of BOC-L-Asparagine
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 220-224°C |
| Optical Rotation | -6.0 to -8.0° (c=1, H2O) |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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-L-Asparagine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of BOC-L-Asparagine
Packaging of BOC-L-Asparagine
Industrial BOC-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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