China Factory Direct
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| CAS number | 203866-14-2 |
| Product name | BOC-TRANS-4-FLUORO-L-PROLINE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent Grade |
| Packaging | 25KG/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 | Chiral building block synthesis | Used in the synthesis of chiral drug intermediates, incorporated into molecular structures via condensation reactions |
| Agrochemicals | Agrochemical intermediate | Applied as an optically active intermediate in the synthesis of novel agrochemicals, participating in esterification or coupling reactions |
| Materials Science | Functional material synthesis | Employed in the preparation of functional materials with defined chiral architectures, such as liquid crystal materials |
| Chemical Research | Chiral catalysis research | Utilized as a chiral ligand or catalyst precursor in asymmetric synthesis studies |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reversed-phase HPLC with UV detection at 210 nm, comparing peak area to a certified reference standard. |
| Chiral Purity | (R,R)- and (S,S)-Diastereomer Content | Chiral HPLC |
| Optical Rotation | [alpha]D | Measures specific rotation using a polarimeter at 20 C and 589 nm; confirms enantiomeric identity and batch consistency. |
| Residual Solvents | GC-FID | Detects and quantifies residual solvents (e.g., THF, EtOAc, MeOH) by gas chromatography with flame ionization detection against calibrated standards. |
| Water Content | Karl Fischer Titration | Determines trace water via coulometric or volumetric titration using iodine-based redox reaction in anhydrous methanol/pyridine medium. |
| Heavy Metals | ICP-MS | Quantifies elemental impurities (Pb, Cd, Hg, As, etc.) after acid digestion using inductively coupled plasma mass spectrometry. |
| Residual Palladium | ICP-MS | Specific quantification of Pd residues from prior catalytic steps using ICP-MS with Rh or In internal standard. |
| Chloride Content | Ion Chromatography | Separates and quantifies chloride ions using suppressed conductivity detection after aqueous extraction. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of particulates or discoloration against established reference samples under controlled lighting. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range of solid-to-liquid transition using calibrated capillary apparatus per USP <741>. |
| Particle Size Distribution | Laser Diffraction | Measures size distribution of solid particles in dry dispersion mode using Mie scattering theory. |
| Microbial Limits | Membrane Filtration | Quantifies aerobic microbial count and detects specified pathogens (e.g., E. coli, S. aureus) per USP <61> and <62>. |
| Test Item | Specification |
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| Appearance | Off-white solid |
| Purity | >=98.0% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Optical Rotation | -70.0 to -65.0 deg (c=1, in methanol) |
| Melting Point | 148 to 152 °C |
| Identification (NMR) | Consistent with structure |
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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.