China Factory Direct
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| CAS number | 1859-49-0 |
| Product name | BZL-ILE-OH |
| 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 Description |
|---|---|---|
| Pharmaceuticals | Pharmaceutical intermediates | Used as intermediates in the synthesis of certain anti-inflammatory, antimicrobial, or neuroactive compounds |
| Chemical Research | Organic synthesis reagent | Applied as an acylating agent or building block in laboratory-scale synthesis of complex molecules |
| Pesticides | Pesticide synthesis intermediate | Used as an organic intermediate in the preparation of certain insecticides or herbicides |
| Materials Science | Synthesis of functional materials | Involved in the synthesis of polymeric materials or functional resins to introduce specific functional groups or structural motifs |
| Biochemistry | Protein modification studies | Applied for chemical modification of specific amino acid residues to support investigations into protein structure–function relationships |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 205 nm, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient HPLC-UV; identification based on retention time relative to reference standards or threshold reporting. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify common solvents (e.g., methanol, acetone, ethyl acetate) based on calibrated response factors. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent; water reacts stoichiometrically with iodine and sulfur dioxide in pyridine/methanol medium. |
| Optical Rotation | [alpha]D Measurement | Measurement of specific rotation using a polarimeter at 20 C and sodium D-line (589 nm); indicates enantiomeric purity and identity confirmation. |
| Heavy Metals | ICP-MS | Multi-element quantification of Pb, Cd, Hg, As, and others after acid digestion; detection based on mass-to-charge ratio and isotopic abundance. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride anion using suppressed conductivity detection after elution with carbonate/bicarbonate buffer. |
| Residue on Ignition | Gravimetric Analysis | Mass loss upon high-temperature ashing (700-800 C); residue weight reflects inorganic ash content. |
| pH (1% w/v aqueous solution) | pH Meter | Electrochemical measurement of hydrogen ion activity in a standardized aqueous suspension using calibrated glass electrode. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed as solid-to-liquid phase change; confirms identity and detects gross impurities via depression or broadening. |
| Appearance | Visual Inspection | Assessment under controlled white light against defined standards for color, clarity, and presence of particulates or foreign matter. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity versus angle to derive volume-based particle size distribution in dry or wet dispersion mode. |
| Test Item | Specification |
|---|---|
| Appearance | Off-white solid |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Melting Point | 128-132°C |
| Optical Rotation | +26.0 to +29.0° (c=1, in methanol) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
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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.