China Factory Direct
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| CAS number | 938-18-1 |
| Product name | 2,4,6-Trimethylbenzoyl chloride |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Intermediates | Key intermediate in the synthesis of the antifungal agent terbinafine | Undergoes acylation with the terbinafine side-chain precursor to construct the molecular backbone |
| Agrochemical Intermediates | Used for side-chain modification in the preparation of triazole fungicides (e.g., epoxiconazole) | Condenses with nitrogen-containing heterocyclic compounds via the acid chloride group |
| Photoinitiators | Synthetic precursor for the free-radical photoinitiator diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide (TPO-L) | Undergoes an Arbuzov-type reaction or direct substitution with diethyl phosphonate under basic conditions |
| Organic Synthesis | Used as a selective acylating reagent to introduce a sterically hindered 2,4,6-trimethylbenzoyl group | Participates in nucleophilic acyl substitution reactions with nucleophiles such as alcohols and amines under anhydrous conditions (e.g., CH₂Cl₂, THF) |
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the color, condition, and presence of visible impurities under natural light or standard light source. Typically a colorless to pale yellow liquid. |
| Content (Purity) | Gas Chromatography (GC) | Using a capillary column gas chromatograph, qualitative identification is performed based on retention time, and quantitative analysis is carried out using peak area normalization or external standard method. Suitable for purity analysis of volatile organic compounds. |
| Moisture | Karl Fischer Titration | Determine trace moisture by reacting water with iodine and sulfur dioxide in a pyridine/methanol system. Applicable for acyl chloride compounds sensitive to moisture. |
| Acid Value / Free Acid | Acid-Base Titration | Determine the acid value by titrating hydrolyzed sample with a standard sodium hydroxide ethanol solution to neutralize generated HCl and unreacted acidic substances. Reflects the degree of acyl chloride decomposition. |
| Chlorine Content (Active Chlorine) | Potentiometric Titration or Argentometry | Determine active chlorine content by titrating released chloride ions with a standard silver nitrate solution. Used to evaluate the reactivity of acyl chloride groups. |
| Impurity Analysis | High-Performance Liquid Chromatography (HPLC) or GC-MS | Separate and identify possible by-products or degradation products, such as corresponding carboxylic acids (2,4,6-trimethylbenzoic acid), dimers, or other substituted derivatives. |
| Infrared Spectroscopy (Structural Confirmation) | Fourier Transform Infrared Spectroscopy (FTIR) | Scan the sample with infrared spectroscopy and compare characteristic absorption peaks (e.g., C=O stretching vibration ~1800 cm⁻¹, C–Cl bond ~600–800 cm⁻¹) to verify molecular structure. |
| Boiling Point / Boiling Range | Distillation or Differential Scanning Calorimetry (DSC) | Determine the boiling point range to assess volatility and purity; high-purity substances have a narrow boiling range. |
| Density | Pycnometer Method or Hydrometer Method | Determine the mass per unit volume at a specified temperature (e.g., 20°C). Used for verification of physical properties and batch consistency control. |
| Clarity and Insolubles | Filtration Weighing Method or Visual Turbidity Test | Dissolve the sample in an appropriate solvent (e.g., toluene, ether), filter the residue, dry and weigh it, or visually inspect for clarity. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to light yellow clear liquid |
| Purity | >=98.0% (by LC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.535–1.545 |
| Relative Density (20°C/25°C) | 1.070–1.090 g/cm³ |
| Odor | Characteristic pungent acyl chloride odor |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Danger |
| Safety Data Sheet | |
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.