3-(3-Hydroxyphenyl)-DL-alanine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 775-06-4 |
| Product name | 3-(3-Hydroxyphenyl)-DL-alanine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeSpecialty 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 3-(3-Hydroxyphenyl)-DL-alanine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-(3-Hydroxyphenyl)-DL-alanine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-(3-Hydroxyphenyl)-DL-alanine
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Chiral intermediate for synthesizing non-steroidal anti-inflammatory drugs (e.g., ibuprofen derivatives) and neurotransmitter analogs | Produced via chemical synthesis using DL-phenylalanine as the starting material, followed by hydroxylation and isolation/purification |
| Pharmaceuticals | Building block for preparing peptide-based therapeutics and amino acid derivatives | Introduced into peptide chains as a non-natural amino acid component via solid-phase peptide synthesis (SPPS) or solution-phase synthesis |
| Chemicals | Organic synthesis intermediate for preparing optically active compounds containing phenyl rings | Racemate obtained via catalytic hydrogenation, enzymatic resolution, or chemical resolution, then used in subsequent functional group transformations |
| Food | Precursor for nutritional fortification (under research) | Produced via microbial fermentation or enzymatic conversion, purified for functional food development (non-mainstream application) |
Manufacturing Quality Control of 3-(3-Hydroxyphenyl)-DL-alanine
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification based on peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at 280 nm. |
| Related Substances | HPLC-UV | Separation and detection of structurally related impurities (e.g., tyrosine isomers, dihydroxyphenylalanine) using gradient HPLC with UV detection. |
| Optical Rotation | [alpha]D | Measurement of specific rotation in aqueous solution using a polarimeter to confirm racemic nature (DL-form) and absence of significant enantiomeric excess. |
| Loss on Drying | Gravimetric (105 C, 2 h) | Mass loss after drying under controlled temperature and time, indicating volatile content including residual solvents and moisture. |
| Residue on Ignition | Gravimetric (Ashing at 600 C) | Weight of non-volatile inorganic residue remaining after high-temperature incineration, indicating inorganic impurities. |
| Heavy Metals | ICP-OES | Multi-element quantification of toxic metals (Pb, Cd, Hg, As, etc.) by plasma excitation and optical emission spectroscopy after acid digestion. |
| Chloride Content | Potentiometric Titration with AgNO3 | Titration with silver nitrate using a silver indicator electrode; endpoint detected by potential change due to AgCl precipitation. |
| Sulfated Ash | Gravimetric (H2SO4 treatment + ashing) | Residue weight after sulfuric acid treatment followed by incineration, used to detect sulfate-forming inorganic impurities. |
| pH of Aqueous Solution | Potentiometric (pH meter) | Measurement of hydrogen ion activity in a defined aqueous solution (e.g., 1% w/v) using calibrated pH electrode. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric determination of water via iodine-sulfur dioxide reaction in pyridine/methanol medium. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to determine volume-based particle size distribution in dispersed solid sample. |
| Microbial Limits | Membrane Filtration + Culture | Enumeration of aerobic microorganisms and detection of specified pathogens (e.g., E. coli, S. aureus) using selective agar media and incubation. |
Technical Specifications of 3-(3-Hydroxyphenyl)-DL-alanine
| Test Item | Specification |
|---|---|
| Appearance | Off-white to light grey crystalline powder |
| Purity | >=98.0% (HPLC) |
| Melting Point | 278-282°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| 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 3-(3-Hydroxyphenyl)-DL-alanine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-(3-Hydroxyphenyl)-DL-alanine
Safety Information of 3-(3-Hydroxyphenyl)-DL-alanine
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 3-(3-Hydroxyphenyl)-DL-alanine
Industrial 3-(3-Hydroxyphenyl)-DL-alanine 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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