China Factory Direct
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| CAS number | 515-94-6 |
| Product name | 2,3-Diaminopropionic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical 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 | Intermediate in the synthesis of antibacterial agents (e.g., cephalosporin antibiotics) | Introduced into the β-lactam antibiotic molecular structure via organic synthesis reactions such as acylation and condensation |
| Biochemical Research | Used for protein modification and synthesis of amino acid derivatives | Employed as a non-natural amino acid in solid-phase peptide synthesis or enzymatic reactions |
| Agricultural Chemicals | Potential precursor in the synthesis of plant growth regulators or fungicides | Converted through multi-step organic synthesis into biologically active heterocyclic compounds |
| Chemical Reagents | Chiral ligand or building block for metal complex synthesis | Coordinates with transition metals (e.g., copper, zinc) to form catalytically active complexes |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration | Quantitative determination of 2,3-diaminopropionic acid content by titration with standardized HCl using methyl orange or bromocresol green indicator. |
| Water Content | Karl Fischer Titration | Electrochemical titration using iodine and sulfur dioxide in a methanol-based reagent to determine trace water content. |
| Specific Optical Rotation | Polarimetry | Measurement of the angle of rotation of plane-polarized light caused by chiral molecules in solution. |
| Residue on Ignition | Gravimetric Analysis | Heating sample at 700-800 C to constant weight and measuring non-volatile inorganic residue. |
| Heavy Metals (as Pb) | Colorimetric Method with Dithizone | Reaction with dithizone under controlled pH to form colored complexes, measured by visual or spectrophotometric comparison. |
| Chloride Impurity | Potentiometric Titration with AgNO3 | Titration with silver nitrate using a silver electrode to detect endpoint based on potential change. |
| Sulfate Impurity | Turbidimetric Method | Precipitation of sulfate as barium sulfate in acidic medium and measurement of turbidity at 420 nm. |
| Related Substances | HPLC with UV Detection | Separation of impurities and degradation products on reversed-phase column followed by UV absorbance detection at 200-220 nm. |
| Loss on Drying | Thermogravimetric Analysis (TGA) or Oven Drying | Weight loss measured after drying sample at 105 C for 2 hours under atmospheric pressure. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Determination of hydrogen ion activity using calibrated glass electrode in 1% w/v aqueous solution. |
| Iron (Fe) Content | Atomic Absorption Spectroscopy (AAS) | Quantification of iron by measuring absorption of characteristic wavelength light (248.3 nm) in atomized sample. |
| Microbial Limits | Membrane Filtration and Plate Count | Filtration of sample solution, rinsing, and incubation on appropriate agar media to enumerate aerobic microorganisms. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 210-215°C (decomposes) |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Optical Rotation | +12.0 to +14.0° (c=1, H2O) |
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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.