(S)-(+)-2-HYDROXY-3-METHYLBUTYRIC ACID Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 17407-55-5 |
| Product name | (S)-(+)-2-HYDROXY-3-METHYLBUTYRIC ACID |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeFood GradeCosmetic 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 (S)-(+)-2-HYDROXY-3-METHYLBUTYRIC ACID
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk (S)-(+)-2-HYDROXY-3-METHYLBUTYRIC ACID Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of (S)-(+)-2-HYDROXY-3-METHYLBUTYRIC ACID
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Chiral synthetic intermediate for antibiotics (e.g., penicillins) and antiviral agents | Used as a chiral building block to introduce stereocenters via asymmetric synthesis or enzymatic catalysis |
| Fine Fragrances & Flavors | Precursor to fragrance ingredients, imparting fruity or creamy notes | Converted into odor-active esters or lactones via esterification or oxidation |
| Pesticides | Chiral pesticide intermediate for high-efficacy, low-toxicity herbicides or fungicides | Chiral resolution or asymmetric catalysis employed to construct biologically active molecular structures |
| Personal Care & Cosmetics | Component of humectants and skin-conditioning agents | Produced via biotechnological fermentation or chemical synthesis to yield high-purity material for cosmetic formulations |
| Food Additives | Acidity regulator and flavor enhancer (where permitted by applicable regulations) | Manufactured via microbial fermentation and purified to meet food-grade specifications |
Manufacturing Quality Control of (S)-(+)-2-HYDROXY-3-METHYLBUTYRIC ACID
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Identification | Infrared Spectroscopy (IR) | Determine the infrared absorption spectrum of the sample and compare it with a reference spectrum to confirm characteristic functional group peaks (e.g., hydroxyl, carboxyl groups). |
| Specific Rotation Measurement | Use a polarimeter to measure the specific rotation at a specified wavelength (typically the sodium D line, 589 nm) and temperature to verify optical purity and configuration. | |
| Purity/Content Determination | High-Performance Liquid Chromatography (HPLC) | Separate the target compound using chiral or reversed-phase chromatography columns with an appropriate mobile phase; quantify the main component by external standard or internal standard method based on peak area. |
| Gas Chromatography (GC, with derivatization) | Derivatize the sample (e.g., silylation) prior to injection, separate using a capillary column, and quantify the main component and impurities using an FID detector. | |
| Optical Purity (Enantiomeric Excess) | Chiral High-Performance Liquid Chromatography (Chiral HPLC) | Use a chiral stationary phase column to separate (S) and (R) enantiomers, calculate enantiomeric excess (e.e. %), and assess optical purity. |
| Related Substances (Impurities) | High-Performance Liquid Chromatography (HPLC) | Employ gradient or isocratic elution to detect and quantify process-related impurities and degradation products; typically report results using area normalization. |
| Water Content | Karl Fischer Titration | Accurately determine water content in the sample using Karl Fischer titration, suitable for trace moisture analysis. |
| Residual Solvents | Gas Chromatography (GC) | Use headspace or direct injection with a capillary column for separation, and detect residual organic solvents from manufacturing processes using an FID or TCD detector. |
| Melting Point | Melting Point Determination | Measure the melting temperature range using capillary tube method or digital melting point apparatus as a physical constant to aid identification and purity assessment. |
| pH Value (if prepared as solution) | pH Meter Measurement | Prepare the sample as a defined aqueous solution and measure its acidity or alkalinity using a calibrated pH meter to reflect the free acid state. |
Technical Specifications of (S)-(+)-2-HYDROXY-3-METHYLBUTYRIC ACID
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline solid |
| Purity | >=98.0% (by NMR) |
| Optical Rotation | +14.5 to +17.4° (c=1, in methanol) |
| Melting Point | 62 to 66°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Acid Value (mg KOH/g) | 185 to 195 mg KOH/g |
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)-(+)-2-HYDROXY-3-METHYLBUTYRIC ACID
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of (S)-(+)-2-HYDROXY-3-METHYLBUTYRIC ACID
Safety Information of (S)-(+)-2-HYDROXY-3-METHYLBUTYRIC ACID
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of (S)-(+)-2-HYDROXY-3-METHYLBUTYRIC ACID
Industrial (S)-(+)-2-HYDROXY-3-METHYLBUTYRIC 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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