4-PHENYLENEDIACRYLIC ACID Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 16323-43-6 |
| Product name | 4-PHENYLENEDIACRYLIC ACID |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial GradeElectronic 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) |
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Documents We Provide for 4-PHENYLENEDIACRYLIC ACID
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-PHENYLENEDIACRYLIC ACID Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-PHENYLENEDIACRYLIC ACID
| Industry | Application | Process |
|---|---|---|
| UV-Curable Materials | Acts as a photoinitiator to accelerate crosslinking of UV-curable resins | Added to UV-curable formulations, where polymerization is triggered upon exposure to UV light |
| Coatings and Inks | Enhances weather resistance and substrate adhesion of coatings and inks | Incorporated as an additive into coating or ink systems, participating in film formation |
| Adhesives | Improves curing performance and bond strength of adhesives | Formulated with other components into adhesive systems and activated under specific conditions (e.g., UV irradiation) |
| Pharmaceutical Intermediates | Used in the synthesis of biologically active compounds | Converted into target drug molecules via chemical reactions |
| Polymer Modification | Functions as a comonomer in copolymerization to enhance material properties | Introduced during polymerization to incorporate its structural unit into the polymer backbone |
| Printed Circuit Board (PCB) Manufacturing | Used to form etch-resistant layers that protect circuit patterns from corrosion | Applied in photoresists, where patterned protective layers are generated through exposure and development |
Manufacturing Quality Control of 4-PHENYLENEDIACRYLIC ACID
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification using reverse-phase HPLC with UV detection at 280 nm, comparing peak area to a certified reference standard. |
| Appearance | Visual Inspection | Assessment of physical state and color against established visual reference standards under controlled lighting. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid, using calibrated capillary apparatus per USP <741>. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration based on iodine consumption in a reaction specific to water in anhydrous methanol/pyridine medium. |
| Residue on Ignition | Gravimetric Analysis | Heating sample to 700-800 C in platinum crucible, then weighing inorganic residue after cooling in desiccator. |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, Hg, As, Cr, Ni by plasma excitation and emission spectroscopy after acid digestion. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity detection of chloride ions in aqueous extract using anion-exchange column and suppressed conductivity detector. |
| Related Substances | HPLC-DAD | Identification and quantification of structurally similar impurities via HPLC with diode-array detection and spectral library matching. |
| Acid Value | Acid-Base Titration | Neutralization of free carboxylic acid groups with standardized NaOH solution using phenolphthalein indicator. |
| Loss on Drying | Thermogravimetric Analysis (TGA) | Measurement of mass loss upon heating to 105 C for 2 hours under dry nitrogen flow, per USP <731>. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through a solution in a sodium D-line cell at 20 C. |
| Organic Volatile Impurities | GC-FID | Separation and flame-ionization detection of residual solvents (e.g., toluene, ethyl acetate) using capillary GC column. |
Technical Specifications of 4-PHENYLENEDIACRYLIC ACID
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 128-132°C |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
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 4-PHENYLENEDIACRYLIC ACID
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-PHENYLENEDIACRYLIC ACID
Packaging of 4-PHENYLENEDIACRYLIC ACID
Industrial 4-PHENYLENEDIACRYLIC 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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