(S)-(-)-1,2-Epoxybutane Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 30608-62-9 |
| Product name | (S)-(-)-1,2-Epoxybutane |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial GradeCosmetic GradeFood Grade |
| Packaging | 25L/drum |
| 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)-(-)-1,2-Epoxybutane
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk (S)-(-)-1,2-Epoxybutane Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of (S)-(-)-1,2-Epoxybutane
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Chiral intermediates for synthesizing antibiotics, antiviral agents, and cardiovascular drugs | Used as chiral auxiliaries or reagents in asymmetric synthesis to introduce chiral structures via ring-opening reactions |
| Pesticides | Synthesis of chiral pesticide intermediates | Leverages its chiral epoxide structure in asymmetric synthesis to enhance pesticidal selectivity and environmental compatibility |
| Fine Fragrances & Flavors | Synthesis of fragrance raw materials with defined stereochemistry | Constructs chiral molecules exhibiting specific olfactory characteristics through selective ring-opening reactions |
| Polymer Materials | Production of chiral polymers or functional polymeric materials | Acts as a monomer in ring-opening polymerization to yield polymer segments with defined optical activity |
| Fine Chemicals | Production of high-value fine chemicals | Undergoes stereoselective transformation under catalytic conditions to enable efficient, high-purity product synthesis |
Manufacturing Quality Control of (S)-(-)-1,2-Epoxybutane
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard using a polar capillary column. |
| Optical Rotation | [alpha]D measurement using polarimeter | Measures the angle of rotation of plane-polarized light caused by chiral molecules in solution at specified concentration and temperature. |
| Water Content | Karl Fischer Titration (coulometric mode) | Electrochemical titration where iodine generated in situ reacts stoichiometrically with water; endpoint detected amperometrically. |
| Residue on Ignition | Gravimetric analysis after high-temperature ashing | Sample is ignited at 700-800 C to oxidize organic matter; residue weight reflects inorganic impurities. |
| Acidity (as Acetic Acid) | Acid-base titration with NaOH and phenolphthalein indicator | Neutralization of acidic impurities using standardized sodium hydroxide solution; endpoint detected by color change. |
| Chloride Content | Ion Chromatography (IC) with conductivity detection | Separation of chloride anions on an anion-exchange column followed by quantitative detection via electrical conductivity. |
| Heavy Metals (Pb, Cd, Hg, As) | Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | Atomization and ionization in plasma, followed by mass-selective detection for trace metal quantification. |
| Refractive Index | Refractometry at 20 C | Measures ratio of speed of light in air versus sample; correlates with purity and composition under controlled temperature. |
| Color (APHA) | Visual comparison or spectrophotometric measurement at 455 nm | Quantifies yellowness intensity by matching to platinum-cobalt standard solutions or measuring absorbance at specified wavelength. |
| Epoxide Content | Hydrochloric Acid Back-Titration (USP <466>) | Epoxide ring opens with excess standardized HCl; unreacted acid is titrated with NaOH using bromocresol green indicator. |
| Volatile Impurities | Headspace Gas Chromatography-Mass Spectrometry (HS-GC-MS) | Thermal equilibration of sample in sealed vial, followed by GC separation and MS identification/quantification of volatile organics. |
| Residual Solvents (e.g., ethanol, acetone) | Gas Chromatography with FID detection | Separation and quantification of low-boiling solvents using a headspace autosampler and calibrated external standards. |
Technical Specifications of (S)-(-)-1,2-Epoxybutane
| Test Item | Specification |
|---|---|
| Appearance | Colorless to almost colorless liquid |
| Purity | >=98.0% (GC) |
| Optical Rotation | -9.0 to -11.0 deg (c=1, in CHCl3) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.387 to 1.391 |
| Relative Density (20°C/4°C) | 0.825 to 0.835 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)-(-)-1,2-Epoxybutane
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of (S)-(-)-1,2-Epoxybutane
Packaging of (S)-(-)-1,2-Epoxybutane
Industrial (S)-(-)-1,2-Epoxybutane 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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