China Factory Direct
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| CAS number | 1824-94-8 |
| Product name | METHYL-BETA-D-GALACTOPYRANOSIDE |
| 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) |
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 |
|---|---|---|
| Biochemistry and Molecular Biology | Inhibitor or substrate analog of β-galactosidase for enzyme activity studies | Enzyme kinetics assays, enzyme inhibition assays |
| Pharmaceutical R&D | Investigation of glycosidase roles in diseases (e.g., lysosomal storage disorders) | Cell culture, dosing in animal models |
| Diagnostic Reagents | Non-hydrolyzable analog for β-galactosidase detection | Enzyme-linked immunosorbent assay (ELISA), histochemical staining |
| Glycobiology | Study of galactose recognition and binding specificity | Lectin-binding assays, glycan microarray analysis |
| Microbiology | Inhibition of β-galactosidase activity in bacteria or fungi to study metabolic regulation | Microbial culture, metabolic pathway analysis |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reversed-phase HPLC with UV detection at 210 nm, comparing peak area against a certified reference standard. |
| Identity | FTIR Spectroscopy | Confirmation by matching characteristic functional group absorption bands (e.g., OH, glycosidic C-O) to a reference spectrum. |
| Optical Rotation | [alpha]D Measurement | Determination of specific optical rotation using a polarimeter at 20 degC with sodium D-line (589 nm) to verify stereochemical integrity. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration with iodine-based reagent to quantify trace water based on stoichiometric reaction. |
| Residue on Ignition | Gravimetric Analysis | Heating sample to 700-800 degC and measuring mass of inorganic residue as percentage of original sample. |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, As, Hg, and others after acid digestion, using plasma emission intensity calibration. |
| Chloride | Ion Chromatography | Separation and quantification of chloride anion using suppressed conductivity detection with carbonate/bicarbonate eluent. |
| Sulfate | Barium Sulfate Gravimetry | Precipitation of sulfate as BaSO4 under controlled pH and temperature, followed by drying and weighing. |
| Related Substances | HPLC-UV | Detection and quantification of structurally similar impurities (e.g., galactose, methanol, hydrolysis products) using gradient HPLC. |
| pH (1% w/v solution) | Potentiometric Titration | Measurement of hydrogen ion activity in aqueous solution using calibrated glass electrode and pH meter. |
| Microbial Limits | Membrane Filtration | Enumeration of aerobic mesophilic microorganisms and detection of specified pathogens per pharmacopeial procedures. |
| Particle Size Distribution | Laser Diffraction | Analysis of dry powder particle size distribution based on angular scattering pattern of laser light. |
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Melting Point | 168-172°C |
| Optical Rotation | -15.0 to -18.0° (c=1, H2O) |
| Total Impurities | <=2.0% (HPLC) |
| Single Impurity | <=0.5% (HPLC) |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.