4-Hydroxyphthalonitrile Bulk Supply for Industrial Use
China Factory Direct
 |
|
| CAS number | 30757-50-7 |
| Product name | 4-Hydroxyphthalonitrile |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty 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) |
QUOTE TYPE
PACKAGING TYPE
TOTAL QUANTITY(KG)
PREFERRED SHIPPING METHOD
YOUR COMPANY
YOUR E-MAIL
Calculate Summary
Based on current marketvolatility and material availability.
Documents We Provide for 4-Hydroxyphthalonitrile
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-Hydroxyphthalonitrile Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-Hydroxyphthalonitrile
| Industry | Application | Process |
|---|---|---|
| Organic Synthesis | Intermediate for pharmaceutical and functional material synthesis | Used to introduce cyano and phenolic hydroxyl groups via nucleophilic substitution or coupling reactions, enabling construction of complex molecular frameworks |
| Pharmaceutical R&D | Intermediate for antitumor and antiviral drug synthesis | Applied as a key precursor in multistep syntheses to construct aromatic heterocyclic systems |
| Materials Science | Used in the preparation of high-performance polymers and liquid crystal materials | Employed in condensation or copolymerization reactions to produce high-molecular-weight materials with enhanced thermal stability and electrical properties |
| Pesticide Chemistry | Intermediate for novel pesticide synthesis | Serves as a precursor to nitrogen-containing heterocyclic compounds in insecticidal or herbicidal synthetic pathways |
Manufacturing Quality Control of 4-Hydroxyphthalonitrile
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification using reversed-phase HPLC with UV detection at 254 nm, calibrated against certified reference standard. |
| Water Content | Karl Fischer Titration | Electrochemical titration with iodine-based reagent to determine trace water content based on stoichiometric reaction. |
| Residue on Ignition | Gravimetric Analysis | Heating sample to 700-800 C in a muffle furnace and weighing the non-volatile inorganic residue. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element quantification of heavy metals after acid digestion, using plasma emission spectroscopy. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity detection of chloride ions in aqueous extract of sample. |
| Sulfate Impurity | Turbidimetric Method | Precipitation of sulfate as barium sulfate and measurement of turbidity at 420 nm. |
| Melting Point | Capillary Melting Point Apparatus | Thermal determination of solid-to-liquid transition temperature using calibrated capillary apparatus. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of foreign particles under controlled lighting conditions. |
| Organic Volatile Impurities | GC-FID | Separation and flame ionization detection of residual solvents and low-boiling impurities. |
| Ash Content | Gravimetric Analysis | Ignition of sample at 500-600 C followed by precise weighing of residual inorganic ash. |
| Acid Value | Acid-Base Titration | Neutralization of acidic impurities with standardized potassium hydroxide solution using phenolphthalein indicator. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to determine size distribution of dry powder sample. |
Technical Specifications of 4-Hydroxyphthalonitrile
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline solid |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 148–152°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| 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-Hydroxyphthalonitrile
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-Hydroxyphthalonitrile
Packaging of 4-Hydroxyphthalonitrile
Industrial 4-Hydroxyphthalonitrile 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.
Use Bulk
Supply Factory
Direct ISO 9001
Certified Samples
Available Stable
Supply