China Factory Direct
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| CAS number | 66617-58-1 |
| Product name | BOC-PHE-OBZL |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Reagent GradeIndustrial GradeSpecialty 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of antibiotics and pharmaceutical intermediates | Used as an organic synthesis intermediate in the preparation of cephalosporin antibiotics and other drugs |
| Organic Synthesis | Synthesis of amino acid derivatives | Applied to synthesize N-tert-butoxycarbonyl-L-phenylalanine benzyl ester for subsequent peptide chain assembly |
| Chemical Research | Study of amino acid derivative properties and reactions | Used in laboratory research to investigate the chemical behavior and reaction mechanisms of amino acids |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component by UV absorption at specific wavelength using reverse-phase chromatography with calibrated standard. |
| Related Substances | HPLC-UV | Detects and quantifies structurally similar impurities via retention time comparison and peak area integration. |
| Residual Solvents | GC-FID | Measures volatile organic solvents using flame ionization detection after headspace or direct injection. |
| Water Content | Karl Fischer Titration | Determines water by coulometric or volumetric titration with iodine-based reagent reacting stoichiometrically with water. |
| Optical Rotation | [alpha]D Measurement | Measures specific rotation of chiral compound in solution using polarimeter to confirm stereochemical integrity. |
| Heavy Metals | ICP-MS | Quantifies trace metal contaminants (e.g., Pb, Cd, Hg) by mass spectrometric detection of elemental ions. |
| Chloride Content | Ion Chromatography | Separates and quantifies chloride anions using conductivity detection after ion exchange separation. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic ash content by high-temperature incineration followed by weight measurement of residual solids. |
| Melting Point | Capillary Melting Point Apparatus | Identifies purity and identity by observing temperature range over which solid transitions to liquid. |
| Particle Size Distribution | Laser Diffraction | Measures size distribution of solid particles in suspension using angular scattering pattern of laser light. |
| pH of Solution | Potentiometric pH Measurement | Determines acidity/basicity of aqueous suspension using calibrated glass electrode and reference electrode. |
| Microbial Limits | Membrane Filtration and Colony Counting | Detects viable aerobic microorganisms by filtration, membrane transfer to agar, and enumeration after incubation. |
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (LC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Optical Rotation | -12.0 to -11.0° (c=1, in methanol) |
| Melting Point | 45–49°C |
| Identification (NMR) | Conforms to reference spectrum |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.