4-VINYLPHENYLBORONIC ACID Bulk Supply for Industrial Use

China Factory Direct
CAS number 2156-04-9
Product name 4-VINYLPHENYLBORONIC ACID
Stock Stock readily available; annual supply capacity exceeding 1,000 tons.
Grade Material GradeSpecialty GradeElectronic GradeReagent Grade
Packaging 25KG/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)
Ordering Procedure & Service Assurance
Inquiry
Inquiry
Submit requirements
Quotation
Quotation
Clear pricing
Spec
Spec Confirmation
Avoid mismatch
Sample
Sample Testing
Verify quality
Order
Order
Secure deal
Delivery
Delivery
On-time
Spec Confirmation
Sample Testing
Contract Protection
QC Inspection
On-time Delivery

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FOB (Free On Board)
CIF (Cost, Insurance, Freight)
EXW (Ex Works)

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CAS No:2156-04-9
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Documents We Provide for 4-VINYLPHENYLBORONIC ACID

COA TDS SDS NMR MOA Certificate of Origin Transport Report TSCA Declaration Production Flow Chart
Pre-sale: Only COA, SDS and NMR are available.
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-VINYLPHENYLBORONIC ACID Supplier from China

17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.

Industrial Applications of 4-VINYLPHENYLBORONIC ACID

Industry Application Process
Pharmaceuticals As a synthetic intermediate Used in the preparation of anti-inflammatory and antitumor agents
Materials Science Preparation of functionalized materials Incorporated into polymers via click chemistry reactions
Electronic Chemicals Photoresist modification Employed as a crosslinker or functional monomer in photoresist formulations
Polymer Chemistry Copolymer synthesis Copolymerized with acrylate monomers for specialty resin production
Analytical Chemistry Solid-phase extraction materials Immobilized on solid-phase extraction columns for metal ion enrichment

Manufacturing Quality Control of 4-VINYLPHENYLBORONIC ACID

Detection Item Common Analytical Method Method Overview
Assay (Purity) HPLC-UV Quantifies 4-vinylbenzeneboronic acid peak area against a calibrated standard curve using UV detection at ~254 nm.
Related Substances HPLC-UV Identifies and quantifies impurities (e.g., 4-ethylbenzeneboronic acid, boroxines, residual solvents) by retention time and peak area relative to main peak.
Residual Solvents (e.g., THF, methanol, toluene) GC-FID Separates and quantifies volatile organic solvents via gas chromatography with flame ionization detection using internal standard calibration.
Water Content Karl Fischer Titration Measures water by coulometric or volumetric titration where iodine reacts stoichiometrically with water in a pyridine-methanol solvent system.
Heavy Metals (Pb, Cd, Hg, As) ICP-MS Quantifies trace metal impurities after acid digestion by detecting elemental ions based on mass-to-charge ratio with high sensitivity.
Residue on Ignition Gravimetric Analysis Determines inorganic ash content by ignition at 700-800 C followed by precise weighing of the non-volatile residue.
Melting Point Capillary Melting Point Apparatus Measures temperature range at which solid transitions to liquid, indicating purity and identity via thermal behavior.
Appearance Visual Inspection Assesses physical state, color, and presence of foreign particles or discoloration under controlled white light against defined standards.
pH of Aqueous Suspension pH Meter Measures hydrogen ion activity in a standardized suspension (e.g., 1% w/v in water) using a calibrated glass electrode.
Chloride Impurity Ion Chromatography Separates and quantifies chloride anions using anion-exchange column and conductivity detection with sodium carbonate eluent.
Boron Content ICP-OES Determines total boron concentration after sample digestion by measuring atomic emission intensity at characteristic wavelengths (e.g., 249.773 nm).
Particle Size Distribution Laser Diffraction Measures size distribution of solid particles in suspension by analyzing angular variation in laser light scattering intensity.

Technical Specifications of 4-VINYLPHENYLBORONIC ACID

Test Item Specification
Appearance Yellow solid
Purity >=98.0% (LC-MS)
Total Impurities <=2.0%
Single Impurity <=0.5%
Water Content (KF) <=0.5%
Melting Point 148–152°C
Identification (NMR) Consistent with structure
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

Download COA of 4-VINYLPHENYLBORONIC ACID

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NMR Spectra of 4-VINYLPHENYLBORONIC ACID

Safety Information of 4-VINYLPHENYLBORONIC ACID

Pictograms
Signal Word Warning
Safety Data Sheet

Packaging of 4-VINYLPHENYLBORONIC ACID

We have a diverse range of chemicals in stock. Available in Bagged goods (25 kg.),Big bags (500 kg.), Big bags (1000 kg.).

Industrial 4-VINYLPHENYLBORONIC 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.

Industrial
Use
Bulk
Supply
Factory
Direct
ISO 9001
Certified
Samples
Available
Stable
Supply