4-Methyl-D-phenylalanine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 49759-61-7 |
| Product name | 4-Methyl-D-phenylalanine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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) |
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Documents We Provide for 4-Methyl-D-phenylalanine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-Methyl-D-phenylalanine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-Methyl-D-phenylalanine
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Chiral drug synthesis intermediates for preparing antitumor and antiviral active compounds | Used as chiral building blocks in peptide coupling reactions or asymmetric catalytic synthesis |
| Biochemical Research | Incorporation of non-canonical amino acids in protein engineering and enzymology studies | Site-specific incorporation into living cells via genetic code expansion technology |
| Pharmaceuticals | Structural modification component for novel antimicrobial peptides and targeted peptide therapeutics | Introduced as a specialized amino acid monomer in solid-phase peptide synthesis (SPPS) |
Manufacturing Quality Control of 4-Methyl-D-phenylalanine
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reversed-phase HPLC with UV detection at 210-220 nm based on peak area comparison against reference standard. |
| Enantiomeric Purity | Chiral HPLC | Measures D-isomer excess by separating enantiomers on a chiral stationary phase and comparing peak areas. |
| Water Content | Karl Fischer Titration | Determines water by coulometric or volumetric titration using iodine generated in situ via reaction with water in methanol-based solvent. |
| Residual Solvents | GC-FID | Identifies and quantifies volatile organic solvents (e.g., methanol, ethyl acetate) using gas chromatography with flame ionization detection. |
| Heavy Metals | ICP-MS | Quantifies trace metal impurities (e.g., Pb, Cd, Ni) by plasma ionization followed by mass spectrometric detection. |
| Chloride Content | Ion Chromatography | Separates and quantifies chloride ions using anion-exchange column with suppressed conductivity detection. |
| Sulfated Ash | Gravimetric Analysis | Measures inorganic residue after combustion with sulfuric acid treatment and high-temperature incineration to constant weight. |
| Optical Rotation | [alpha]D Measurement | Determines specific rotation using sodium D-line light source to confirm chiral integrity and identity. |
| Related Substances | HPLC-UV | Detects and quantifies structurally related impurities (e.g., deaminated, oxidized, or racemized analogs) using gradient HPLC. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Measures hydrogen ion activity in a defined aqueous suspension or solution using calibrated pH electrode. |
| Particle Size Distribution | Laser Diffraction | Analyzes size distribution of solid particles in suspension by measuring angular variation in laser light scattering. |
| Microbial Contamination | Membrane Filtration | Detects aerobic microorganisms by filtering sample through membrane, culturing on soybean-casein digest agar, and counting colonies. |
Technical Specifications of 4-Methyl-D-phenylalanine
| Test Item | Specification |
|---|---|
| Appearance | Off-white powder |
| Purity | >=98.0% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 248-252°C |
| Optical Rotation | -6.0 to -5.4° (c=1, in 1M HCl) |
| Identification (NMR) | Consistent with structure |
| 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 4-Methyl-D-phenylalanine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-Methyl-D-phenylalanine
Packaging of 4-Methyl-D-phenylalanine
Industrial 4-Methyl-D-phenylalanine 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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