4-Methylcatechol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 452-86-8 |
| Product name | 4-Methylcatechol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeMaterial GradeReagent GradeFood Grade |
| Packaging | 25KG/bag500KG/bag1000KG/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-Methylcatechol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-Methylcatechol Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-Methylcatechol
| Industry | Application | Processing Method |
|---|---|---|
| Cosmetics | Antioxidant | Added to formulations and dissolved in base oils or alcohols |
| Food Industry | Food Antioxidant | Dissolved and uniformly blended into the food matrix |
| Pharmaceuticals | Intermediate in Drug Synthesis | Hydroxyl group protection step in organic synthesis reactions |
| Chemical Research | Laboratory Reagent | Functional monomer used in synthesis and analytical experiments |
| Plastics & Rubber | Stabilizer | Blended into polymer matrices during melt processing |
| Coatings & Inks | Antioxidant and Preservative | Dispersed by stirring into coating or ink systems |
Manufacturing Quality Control of 4-Methylcatechol
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Assay | High-Performance Liquid Chromatography (HPLC) | Utilizes a reversed-phase C18 column with methanol-water or acetonitrile-water as the mobile phase, detected by a UV detector (275–280 nm), and quantified using the external standard method. Suitable for accurate assay analysis of high-purity samples. |
| Purity Analysis | Gas Chromatography (GC) | Applicable to samples with good volatility; after derivatization (e.g., silylation), samples are injected and analyzed using an FID detector to effectively separate impurities and assess the purity of the main component. |
| Structure Confirmation | Ultraviolet-Visible Spectrophotometry (UV-Vis) | Utilizes the characteristic absorption peak of 4-methylcatechol at approximately 275 nm; spectral comparison with a reference standard enables preliminary structural confirmation and concentration estimation. |
| Impurity Detection | High-Performance Liquid Chromatography-Mass Spectrometry (HPLC-MS) | Combines the separation capability of HPLC with the structural identification power of mass spectrometry to qualitatively and quantitatively detect organic impurities and degradation products, offering high sensitivity and specificity. |
| Residual Solvents | Gas Chromatography (GC) | According to pharmacopoeial methods (e.g., ICH Q3C), detects organic solvents potentially residual from manufacturing processes (e.g., methanol, ethanol, acetone), using headspace injection with FID detection. |
| Water Content | Karl Fischer Titration | Measures water content in samples using either volumetric or coulometric methods, suitable for quality control of compounds sensitive to moisture. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | Detects heavy metal residues such as lead, arsenic, cadmium, and mercury, in compliance with quality standards for pharmaceutical or food additive applications. |
| Melting Point | Melting Point Determination | Uses a melting point apparatus to determine the melting temperature range, compared with the reference value (literature value: approximately 68–70°C) for preliminary identification and purity assessment. |
Technical Specifications of 4-Methylcatechol
| Test Item | Specification |
|---|---|
| Appearance | White to light yellow or light orange powder to lump |
| Purity | >=98.0% (HPLC) |
| Melting Point | 45.0–49.0°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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-Methylcatechol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-Methylcatechol
Packaging of 4-Methylcatechol
Industrial 4-Methylcatechol 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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