DL-alpha-Methoxyphenylacetic acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 7021-09-2 |
| Product name | DL-alpha-Methoxyphenylacetic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural 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) |
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Documents We Provide for DL-alpha-Methoxyphenylacetic acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk DL-alpha-Methoxyphenylacetic acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of DL-alpha-Methoxyphenylacetic acid
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Intermediates | Key chiral intermediate for the synthesis of the nonsteroidal anti-inflammatory drug (NSAID) naproxen | Preparation of a single enantiomer via asymmetric catalytic hydrogenation or enzymatic resolution of the DL-racemate, followed by methyl esterification and hydrolysis |
| Fine Chemicals | Chiral auxiliary or resolving agent for the synthesis of other chiral compounds | Resolution by crystallization of diastereomeric salts formed with chiral amines, or use as a chiral derivatizing agent in chromatographic analysis |
| Pesticide R&D | Potential chiral pesticide intermediate for constructing biologically active chiral structural units | Introduction into the pesticide molecular scaffold via halogenation, coupling, and related reactions |
Manufacturing Quality Control of DL-alpha-Methoxyphenylacetic acid
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification using reversed-phase HPLC with UV detection at 210-230 nm, comparing peak area against a certified reference standard. |
| Chiral Purity | Chiral HPLC | Separation of R- and S-enantiomers on a chiral stationary phase, with UV detection to determine enantiomeric excess. |
| Loss on Drying | Gravimetric (Oven Drying) | Mass loss measured after drying sample at 105 C for 2 hours under atmospheric pressure. |
| Residue on Ignition | Gravimetric (Sulfated Ash) | Residue mass determined after high-temperature incineration (700-800 C) following sulfuric acid treatment. |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, Hg, As, and Cr after acid digestion and plasma emission spectroscopy. |
| Chloride Impurity | Potentiometric Titration | Titration with silver nitrate using a silver indicator electrode; endpoint detected by potential jump. |
| Sulfate Impurity | Turbidimetric Method | Formation of barium sulfate precipitate in acidic medium, measured by light scattering at 420 nm. |
| Water Content | Karl Fischer Titration | Coulometric or volumetric titration based on iodine consumption in a pyridine-methanol solvent system. |
| Related Substances | HPLC-DAD | Detection and quantification of structurally related impurities using diode array detection across 200-400 nm. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually or automatically as the temperature range over which solid converts to liquid. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through a solution at specified concentration and wavelength (e.g., 589 nm). |
| pH of Aqueous Solution | pH Meter | Electrochemical measurement using calibrated glass electrode in a 1% w/v aqueous suspension. |
Technical Specifications of DL-alpha-Methoxyphenylacetic acid
| Test Item | Specification |
|---|---|
| Appearance | Off-white solid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 78–82°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Optical Rotation | -1.0 to +1.0° (c=1, in methanol) |
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 DL-alpha-Methoxyphenylacetic acid
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of DL-alpha-Methoxyphenylacetic acid
Safety Information of DL-alpha-Methoxyphenylacetic acid
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of DL-alpha-Methoxyphenylacetic acid
Industrial DL-alpha-Methoxyphenylacetic acid 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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