(S)-3-Hydroxy-gamma-butyrolactone Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 7331-52-4 |
| Product name | (S)-3-Hydroxy-gamma-butyrolactone |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial GradeCosmetic GradeFood Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 (S)-3-Hydroxy-gamma-butyrolactone
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk (S)-3-Hydroxy-gamma-butyrolactone Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of (S)-3-Hydroxy-gamma-butyrolactone
| Industry | Application | Process Description |
|---|---|---|
| Pharmaceuticals | Synthesis of pharmaceutical intermediates | Chiral intermediate for the preparation of β-lactam antibiotics and antiviral agents |
| Chemicals | Organic synthesis reagent | Chiral auxiliary or starting material in asymmetric synthesis |
| Fine Fragrances & Flavors | Fragrance synthesis | Used to synthesize ester compounds with distinctive olfactory properties |
| Materials Science | Polymer synthesis | Monomer or modifier for the synthesis of biodegradable polymers |
| Pesticides | Pesticide intermediate | Key chiral building block in the synthesis of certain chiral pesticides |
Manufacturing Quality Control of (S)-3-Hydroxy-gamma-butyrolactone
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | GC-FID | Quantification by comparison of peak area against a certified reference standard using flame ionization detection. |
| Enantiomeric Excess (ee) | Chiral GC or Chiral HPLC | Separation of (R)- and (S)-enantiomers on a chiral stationary phase, followed by peak area ratio calculation. |
| Water Content | Karl Fischer Titration | Coulometric or volumetric titration with iodine generated in situ to react stoichiometrically with water. |
| Residual Solvents | GC-FID or GC-MS | Identification and quantification of volatile organic impurities using calibrated external standards. |
| Heavy Metals | ICP-OES | Multi-element detection via atomic emission spectroscopy after acid digestion and dilution. |
| Chloride Impurity | Ion Chromatography (IC) | Anion separation on a high-capacity column with suppressed conductivity detection. |
| Acidity (as HCl) | Acid-Base Titration | Neutralization of acidic impurities with standardized NaOH solution using potentiometric or indicator endpoint. |
| Color | Visual Comparison or Spectrophotometry (APHA) | Assessment of yellowness by matching against platinum-cobalt standard solutions or measuring absorbance at 430 nm. |
| Refractive Index | Refractometry | Measurement of light bending angle at 20 degC using sodium D-line (589 nm) to assess purity and concentration. |
| Specific Optical Rotation | Polarimetry | Determination of rotation angle of plane-polarized light at 20 degC using sodium D-line, reporting [alpha]D value. |
| Residue on Ignition | Gravimetric Analysis | Weighing of non-volatile residue remaining after controlled high-temperature ashing. |
| Related Substances | HPLC-UV | Separation and quantification of structurally related impurities using UV detection at 210 nm or appropriate wavelength. |
Technical Specifications of (S)-3-Hydroxy-gamma-butyrolactone
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Optical Rotation | -82.0 to -78.0 deg (c=1, in CHCl3) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Refractive Index (n20/D) | 1.452 to 1.456 |
| Relative Density (20°C/25°C) | 1.125 to 1.135 g/cm³ |
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 (S)-3-Hydroxy-gamma-butyrolactone
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of (S)-3-Hydroxy-gamma-butyrolactone
Safety Information of (S)-3-Hydroxy-gamma-butyrolactone
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of (S)-3-Hydroxy-gamma-butyrolactone
Industrial (S)-3-Hydroxy-gamma-butyrolactone 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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