1,2,3,4,6-PENTA-O-ACETYL-ALPHA-D-GALACTOPYRANOSE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 4163-59-1 |
| Product name | 1,2,3,4,6-PENTA-O-ACETYL-ALPHA-D-GALACTOPYRANOSE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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 1,2,3,4,6-PENTA-O-ACETYL-ALPHA-D-GALACTOPYRANOSE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1,2,3,4,6-PENTA-O-ACETYL-ALPHA-D-GALACTOPYRANOSE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1,2,3,4,6-PENTA-O-ACETYL-ALPHA-D-GALACTOPYRANOSE
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Intermediates | Used as precursors in the synthesis of antiviral agents (e.g., acyclovir derivatives) and glycosidic antibiotics | Prepared via deacetylation or glycosylation reactions in organic solvents |
| Glycochemistry Research | Applied as a galactose donor in the chemical synthesis of oligosaccharides and glycoconjugates | Glycosidic bond formation enabled by activation reagents (e.g., NIS/TfOH) |
| Biological Conjugation Technologies | Employed for glycosylation modification of biomacromolecules such as proteins and peptides | Selective conjugation with amino- or thiol-containing biomolecules under mild conditions |
Manufacturing Quality Control of 1,2,3,4,6-PENTA-O-ACETYL-ALPHA-D-GALACTOPYRANOSE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies alpha-D-pentaacetyl galactose by reversed-phase HPLC with UV detection at 205 nm, using a calibrated standard curve. |
| Related Substances | HPLC-UV | Detects and quantifies structurally related impurities (e.g., mono-, di-acetylated galactose, anomer mixtures) via gradient HPLC separation and UV response. |
| Residual Solvents | GC-FID | Measures residual solvents (e.g., acetone, acetic anhydride, dichloromethane) using gas chromatography with flame ionization detection and internal standard calibration. |
| Water Content | Karl Fischer Titration | Determines water content volumetrically or coulometrically based on the stoichiometric reaction of iodine with water in pyridine/methanol medium. |
| Heavy Metals | ICP-OES | Quantifies total heavy metals (Pb, Cd, Hg, As, Cr, Ni) after acid digestion by measuring atomic emission intensities at element-specific wavelengths. |
| Chloride Content | Ion Chromatography | Separates and quantifies chloride ions using anion-exchange column with suppressed conductivity detection and external calibration. |
| Sulfated Ash | Gravimetric Analysis | Measures inorganic residue after controlled combustion with sulfuric acid treatment and high-temperature ashing, followed by weighing. |
| Optical Rotation | Polarimetry | Determines specific optical rotation using sodium D-line light to confirm chiral integrity and identity of the alpha-anomeric configuration. |
| Melting Point | Capillary Melting Point Apparatus | Measures temperature range at which solid transitions to liquid, indicating purity and crystalline consistency. |
| Particle Size Distribution | Laser Diffraction | Analyzes particle size distribution in dry powder form by measuring angular variation in laser light scattering intensity. |
| Microbial Limits | Membrane Filtration | Quantifies aerobic mesophilic microorganisms and detects specified pathogens (e.g., E. coli, S. aureus) via filtration, culture, and colony enumeration. |
| pH of Solution | Potentiometric pH Measurement | Determines pH of a defined aqueous suspension using a calibrated glass electrode and reference electrode system. |
Technical Specifications of 1,2,3,4,6-PENTA-O-ACETYL-ALPHA-D-GALACTOPYRANOSE
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Melting Point | 128-132°C |
| Optical Rotation | +100.0 to +105.2° (c=1, CHCl3) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Identification (NMR) | Conforms to reference spectrum |
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 1,2,3,4,6-PENTA-O-ACETYL-ALPHA-D-GALACTOPYRANOSE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1,2,3,4,6-PENTA-O-ACETYL-ALPHA-D-GALACTOPYRANOSE
Safety Information of 1,2,3,4,6-PENTA-O-ACETYL-ALPHA-D-GALACTOPYRANOSE
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 1,2,3,4,6-PENTA-O-ACETYL-ALPHA-D-GALACTOPYRANOSE
Industrial 1,2,3,4,6-PENTA-O-ACETYL-ALPHA-D-GALACTOPYRANOSE 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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