China Factory Direct
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| CAS number | 58640-01-0 |
| Product name | H-GAMMA-ABU-OTBU HCL |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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 for synthesizing peptide-based drugs, used to construct specific amino acid sequences | Introduction and removal of protecting groups in solid-phase or solution-phase peptide synthesis |
| Chemical Research | Organic synthesis reagent for constructing tert-butoxycarbonyl (Boc)-protected arginine derivatives | Participation in complex molecule assembly via amide bond formation and deprotection reactions |
| Biotechnology | Preparation of biologically active peptides or protein analogues | Controlled-release amino acid unit in enzymatic or chemical conjugation processes |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (H-Y-ABU-OTBU HCl) | Acid-Base Titration | Quantifies active pharmaceutical ingredient by titration with standardized NaOH using potentiometric or indicator endpoint detection. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric reaction between water and iodine in pyridine/methanol-based reagent. |
| Residual Solvents | Gas Chromatography (GC) | Separates and quantifies volatile organic solvents based on retention time and detector response. |
| Heavy Metals | ICP-OES | Determines trace metal impurities (e.g., Pb, Cd, Ni) by atomic emission spectroscopy after acid digestion. |
| Chloride Content | Potentiometric Titration | Measures chloride ions using silver nitrate titrant and silver/silver chloride reference electrode. |
| Related Substances | HPLC-UV | Separates and quantifies structurally related impurities using reversed-phase chromatography and UV detection. |
| Optical Rotation | Polarimetry | Measures specific rotation of chiral compound in solution to confirm stereochemical integrity. |
| pH (1% w/v aqueous solution) | pH Meter Measurement | Determines acidity/basicity of aqueous suspension using calibrated pH electrode. |
| Appearance | Visual Inspection | Assesses physical state, color, and clarity against established reference standards under controlled lighting. |
| Particle Size Distribution | Laser Diffraction | Analyzes particle size by measuring angular variation in intensity of scattered laser light. |
| Loss on Drying | Gravimetric Analysis | Determines volatile content by mass loss after controlled heating at specified temperature and duration. |
| Microbial Limits | Membrane Filtration | Quantifies aerobic microorganisms and detects specified pathogens using selective culture media and incubation. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 178-182°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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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.