2,3,5-Trimethylphenol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 697-82-5 |
| Product name | 2,3,5-Trimethylphenol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeFood GradeCosmetic 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 2,3,5-Trimethylphenol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,3,5-Trimethylphenol Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,3,5-Trimethylphenol
| Industry | Application | Process |
|---|---|---|
| Pesticides | Intermediate in the synthesis of the insecticide triazophos | Reacted with phosphorus trichloride to produce triazophos |
| Pharmaceuticals | Key intermediate in the synthesis of vitamin E (α-tocopherol) | Used to construct the vitamin E side chain via multi-step reactions including methylation, cyclization, and reduction |
| Fine Fragrances | Used in formulating woody and amber fragrance compositions | Employed as a fixative or fragrance raw material, commonly blended with other phenolics and aldehydes |
| Antioxidants | Production of hindered phenolic antioxidants (e.g., homologues of antioxidant 264) | Alkylated with isobutylene, followed by purification to yield high-molecular-weight phenolic antioxidants |
Manufacturing Quality Control of 2,3,5-Trimethylphenol
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies 2,3,5-trimethylphenol peak area relative to internal or external standard using retention time and calibration curve. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric titration based on iodine consumption in a pyridine-methanol solvent system. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic impurities by ashing sample at 700-800 C and weighing residual mass. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals after acid digestion by measuring absorbance of atomic vapor at characteristic wavelength. |
| Chloride Content | Potentiometric Titration with AgNO3 | Detects chloride ions via silver nitrate titration using silver electrode to identify endpoint potential shift. |
| Acidity (as H2SO4) | Acid-Base Titration with NaOH | Neutralizes acidic impurities using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Compares sample color to APHA platinum-cobalt standard solutions using visual matching or absorbance at 455 nm. |
| Melting Point | Capillary Melting Point Determination | Measures temperature range at which solid transitions to liquid using calibrated capillary apparatus. |
| Non-Volatile Residue | Gravimetric Evaporation | Determines residue after evaporating known sample mass under controlled heating and vacuum conditions. |
| Related Substances | High-Performance Liquid Chromatography (HPLC) with UV detection | Separates and quantifies structurally related impurities using reversed-phase column and UV absorbance at 275 nm. |
| Sulfated Ash | Gravimetric Analysis | Measures inorganic residue after sulfuric acid treatment and high-temperature ignition to convert organics to volatile sulfates. |
| Density at 20 C | Oscillating U-tube Densitometry | Determines mass per unit volume via precise measurement of oscillation period of sample-filled U-tube. |
Technical Specifications of 2,3,5-Trimethylphenol
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 75.0–77.0°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.1% |
| Color (APHA/Pt-Co) | <=50 |
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 2,3,5-Trimethylphenol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,3,5-Trimethylphenol
Packaging of 2,3,5-Trimethylphenol
Industrial 2,3,5-Trimethylphenol 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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