China Factory Direct
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| CAS number | 114873-06-2 |
| Product name | BOC-L-3-Methylphe |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical 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 |
|---|---|---|
| Pharmaceutical Synthesis | Used as an amino acid protecting group intermediate for synthesizing peptide-based drugs | Applied in peptide synthesis as the protected form of L-3-methylphenylalanine; incorporated into the peptide chain via coupling reactions, followed by Boc group removal to construct the target peptide sequence |
| Biopharmaceuticals | Used to synthesize amino acid derivatives with specific biological activity | Employed in condensation reactions with other amino acids or small-molecule reagents to prepare drug precursors with targeted activity |
| Chemical Research | Used as a reference reagent in amino acid chemistry and chiral synthesis studies | Utilized in laboratory settings as a chiral synthetic intermediate in asymmetric catalysis or structural modification experiments |
| Advanced Materials | Used to develop novel functionalized biomaterials or stimuli-responsive materials | Participates in polymerization reactions via its side-chain functional groups to construct polymeric materials with defined physiological response properties |
| Agrochemical Intermediates | Used to synthesize novel agrochemical compounds containing the phenylalanine moiety | Serves as a starting material for synthesizing organic molecules with pesticidal or insecticidal activity, undergoing multi-step transformations to yield the active ingredient |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by comparison of peak area against a certified reference standard using reversed-phase chromatography and UV detection at 210 nm. |
| Chiral Purity | Chiral HPLC | Separation of enantiomers on a chiral stationary phase with UV detection; enantiomeric excess calculated from peak area ratio. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration based on the stoichiometric reaction of water with iodine and sulfur dioxide in pyridine/methanol medium. |
| Residual Solvents | GC-FID | Gas chromatographic separation followed by flame ionization detection; quantification against external calibration standards. |
| Heavy Metals | ICP-MS | Multi-element quantification after acid digestion by measuring elemental isotopic mass-to-charge ratios with high sensitivity and low detection limits. |
| Related Substances | HPLC-UV | Identification and quantification of impurities using gradient reversed-phase HPLC with UV detection at multiple wavelengths. |
| Optical Rotation | [alpha]D Measurement | Measurement of plane-polarized light rotation in solution at 20 C using sodium D-line (589 nm); reported as specific rotation. |
| Loss on Drying | Gravimetric Analysis | Mass loss determined after drying under controlled temperature and vacuum, reflecting volatile content including residual solvents and moisture. |
| pH of Aqueous Solution | Potentiometric Titration | Measurement of hydrogen ion activity using calibrated glass electrode in a defined aqueous suspension or solution. |
| Residue on Ignition | Gravimetric Ashing | Mass of inorganic residue remaining after high-temperature combustion of sample in a platinum crucible. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity patterns to determine volume-based particle size distribution in dispersed suspension. |
| Microbial Limits | Membrane Filtration | Enumeration of aerobic microorganisms by filtration, membrane transfer to agar media, incubation, and colony counting. |
| Test Item | Specification |
|---|---|
| Appearance | Off-White Powder |
| Purity | >=98.0% (LC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 142–146°C |
| Optical Rotation | +17.0 to +18.5° (c=1, in 1M HCl) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
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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.