Pinacol vinylboronate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 75927-49-0 |
| Product name | Pinacol vinylboronate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural 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 Pinacol vinylboronate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Pinacol vinylboronate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Pinacol vinylboronate
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Used as a synthetic intermediate in the construction of drug molecules | Applied in Suzuki coupling reactions |
| Materials Science | Used to prepare functional materials or specialty polymers | Applied in polymerization reactions |
| Pesticides | Used as a key synthetic intermediate for active pharmaceutical ingredients (APIs) in pesticides | Applied in cross-coupling reactions |
| Organic Synthesis | Used as a boronate reagent in organic synthesis to facilitate carbon–carbon bond formation | Applied in catalytic hydrogenation, oxidation, and related reactions |
| Fine Chemicals | Used in the manufacture of dyes, fragrances, and other fine chemicals | Applied in multi-step organic synthesis pathways |
Manufacturing Quality Control of Pinacol vinylboronate
| Test Item | Commonly Used Testing Methods | Method Overview |
|---|---|---|
| Purity (Main Component Content) | Gas Chromatography (GC) High-Performance Liquid Chromatography (HPLC) |
The sample is separated using GC or HPLC. The main component content of vinylboronic acid pinacol ester is quantitatively determined by comparing the retention time and peak area with reference standards. GC is suitable for volatile and thermally stable samples; HPLC is suitable for thermally unstable or highly polar samples. |
| Moisture Content | Karl Fischer Titration | Karl Fischer reagent reacts quantitatively with moisture in the sample. Moisture content is determined by potentiometric or coulometric titration, suitable for moisture-sensitive organic boron compounds. |
| Residual Solvents | Headspace-Gas Chromatography (HS-GC) | The sample is placed in a sealed headspace vial and heated to equilibrium, allowing residual solvents to volatilize into the gas phase. The residual amounts of organic solvents (e.g., ether, toluene, dichloromethane) are then detected by GC, in compliance with ICH Q3C guidelines. |
| Inorganic Impurities (e.g., borates, metal ions) | Inductively Coupled Plasma-Optical Emission Spectrometry (ICP-OES) Ion Chromatography (IC) |
ICP-OES is used to detect metal impurities such as sodium, potassium, iron, and copper; ion chromatography can detect anionic impurities like borate. These methods ensure that inorganic impurities in the active pharmaceutical ingredient or intermediate are controlled within safe limits. |
| Appearance and Color | Visual Color Comparison / UV-Vis Spectrophotometry | The sample is visually inspected or measured using a spectrophotometer at specific wavelengths (e.g., 400–500 nm) to assess clarity, colorlessness, or slight yellowness, indicating the presence of oxidation or degradation products. |
| pH Value (if prepared as a solution) | pH Meter Method | The sample is dissolved in a suitable solvent (e.g., water/ethanol mixture), and its acidity or alkalinity is measured using a calibrated pH meter, indirectly reflecting the presence of acidic or basic impurities (e.g., unreacted boric acid). |
| Melting Point | Capillary Melting Point Determination | The melting range of the sample is determined using a melting point apparatus or Thiele tube method. A pure substance typically has a sharp and defined melting point range; an abnormal melting point suggests the presence of impurities or changes in crystal form. |
Technical Specifications of Pinacol vinylboronate
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow liquid |
| Purity | >=98.0% (GC-MS), containing stabilizer PTZ |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Refractive Index (n20/D) | 1.440–1.450 |
| Odor | Characteristic mild odor |
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 Pinacol vinylboronate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Pinacol vinylboronate
Packaging of Pinacol vinylboronate
Industrial Pinacol vinylboronate 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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