(S)-(+)-2,2-Dimethyl-1,3-dioxolane-4-methanol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 22323-82-6 |
| Product name | (S)-(+)-2,2-Dimethyl-1,3-dioxolane-4-methanol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial 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)-(+)-2,2-Dimethyl-1,3-dioxolane-4-methanol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk (S)-(+)-2,2-Dimethyl-1,3-dioxolane-4-methanol Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of (S)-(+)-2,2-Dimethyl-1,3-dioxolane-4-methanol
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Chiral synthetic intermediates for the preparation of nucleoside analogues, antiviral, or anticancer drugs | Used in asymmetric synthesis, chiral resolution, and condensation reactions |
| Organic Synthesis | Chiral building blocks for constructing complex molecules containing chiral centers | Applied in protecting group strategies, stereoselective reactions, and multistep synthesis |
| Biochemistry | Synthesis of chiral glycerol derivatives for studying lipid metabolism or enzymatic mechanisms | Employed in enzymatic transformations and biomimetic synthesis |
| Materials Science | Preparation of chiral liquid crystals or polymer precursors | Utilized in polymerization reactions and functionalization modifications |
Manufacturing Quality Control of (S)-(+)-2,2-Dimethyl-1,3-dioxolane-4-methanol
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies main component using retention time and peak area against calibrated standard. |
| Specific Optical Rotation | [α]D | Measures rotation of plane-polarized light at 589 nm to confirm chiral integrity and enantiomeric excess. |
| Water Content | Karl Fischer Titration (Coulometric mode) | Electrochemical titration quantifying water via iodine generation and stoichiometric reaction. |
| Residual Solvents (e.g., acetone, isopropanol) | Headspace Gas Chromatography (HS-GC) | Volatile solvents are vaporized in sealed vials and quantified by GC-FID or GC-MS. |
| Heavy Metals (as Pb) | Inductively Coupled Plasma–Optical Emission Spectrometry (ICP-OES) | Multi-element trace metal quantification based on element-specific atomic emission lines. |
| Acidity (as acetic acid) | Acid-Base Potentiometric Titration | Neutralization of acidic impurities with standardized NaOH; endpoint detected by pH electrode. |
| Residue on Ignition | Gravimetric Analysis (Sulfated Ash) | Sample is ignited at 700–750 °C; residual inorganic ash is weighed after sulfuric acid treatment. |
| Chiral Purity (Enantiomeric Excess) | Chiral Gas Chromatography (cGC) or Chiral HPLC | Separates enantiomers on chiral stationary phase; ee calculated from peak area ratio. |
| Appearance & Color | Visual Inspection & APHA Color Scale | Assessed against water-white reference; color compared to platinum-cobalt standards. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range of solid-to-liquid transition using calibrated capillary method. |
| Refractive Index | Abbe Refractometer | Measures bending of light at 20 °C using sodium D-line (589 nm) to assess purity and identity. |
| pH (10% w/v aqueous solution) | pH Meter with Calibrated Electrode | Measures hydrogen ion activity in aqueous dispersion to detect acidic/basic degradation products. |
Technical Specifications of (S)-(+)-2,2-Dimethyl-1,3-dioxolane-4-methanol
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Optical Rotation | +12.0 to +14.0 deg (c=1, in CHCl3) |
| Refractive Index (n20/D) | 1.412 to 1.418 |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Acid Value (mg KOH/g) | <=0.5 |
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)-(+)-2,2-Dimethyl-1,3-dioxolane-4-methanol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of (S)-(+)-2,2-Dimethyl-1,3-dioxolane-4-methanol
Safety Information of (S)-(+)-2,2-Dimethyl-1,3-dioxolane-4-methanol
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of (S)-(+)-2,2-Dimethyl-1,3-dioxolane-4-methanol
Industrial (S)-(+)-2,2-Dimethyl-1,3-dioxolane-4-methanol 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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