(R)-3-Hydroxybutyric acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 625-72-9 |
| Product name | (R)-3-Hydroxybutyric acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent GradeFood 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 (R)-3-Hydroxybutyric acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk (R)-3-Hydroxybutyric acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of (R)-3-Hydroxybutyric acid
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of chiral drug intermediates | Used as a β-hydroxybutyrate derivative for synthesizing optically active drug molecules, such as antiepileptic or lipid-lowering agents |
| Biomedical Materials | Monomer for polyhydroxybutyrate (PHB) | Applied in microbial fermentation to produce biodegradable polymers for medical implants or eco-friendly plastics |
| Food | Functional ingredient in metabolic supplementation research | Studied as an endogenous metabolite in ketogenic diet–related products |
| Chemical Research | Chiral synthesis reagent | Employed as a chiral building block in asymmetric synthesis, participating in organic reactions including esterification and condensation |
Manufacturing Quality Control of (R)-3-Hydroxybutyric acid
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with Chiral Column | Separation and quantification based on enantioselective retention on a chiral stationary phase using UV detection. |
| Optical Rotation | [alpha]D Measurement | Determines specific rotation using a polarimeter to confirm enantiomeric identity and purity. |
| Water Content | Karl Fischer Titration | Quantifies water via coulometric or volumetric titration with iodine generated in situ from KF reagent. |
| Residual Solvents | Gas Chromatography (GC) | Separates and quantifies volatile organic solvents using flame ionization or mass spectrometric detection. |
| Heavy Metals | ICP-MS | Detects trace metal impurities by ionizing the sample and measuring elemental mass-to-charge ratios. |
| Chloride Impurity | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Sulfated Ash | Gravimetric Analysis | Measures inorganic residue after high-temperature incineration in presence of sulfuric acid. |
| pH (1% aqueous solution) | pH Meter Measurement | Determines hydrogen ion activity in aqueous solution using calibrated glass electrode. |
| Related Substances | HPLC with UV Detection | Identifies and quantifies structurally related impurities using reversed-phase chromatography and UV absorbance. |
| Melting Point | Capillary Melting Point Apparatus | Measures temperature range at which solid transitions to liquid, indicating crystallinity and purity. |
| Appearance | Visual Inspection | Assesses physical state, color, and clarity against defined standards under controlled lighting. |
| Microbial Contamination | Membrane Filtration Test | Detects viable bacteria and fungi by filtration, incubation on selective media, and colony enumeration. |
Technical Specifications of (R)-3-Hydroxybutyric acid
| Test Item | Specification |
|---|---|
| Appearance | Off-white solid |
| Purity | >=98.5% (HPLC) |
| Optical Rotation | -25.0 to -21.0 deg (c=1, in CHCl3) |
| Melting Point | 47.0 to 49.0 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
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 (R)-3-Hydroxybutyric acid
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of (R)-3-Hydroxybutyric acid
Packaging of (R)-3-Hydroxybutyric acid
Industrial (R)-3-Hydroxybutyric acid 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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