China Factory Direct
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| CAS number | 7397-06-0 |
| Product name | 4-TERT-BUTYL-O-XYLENE |
| 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 |
|---|---|---|
| Fragrance Industry | Fixative and modifier in fragrance formulations, enhancing longevity and roundness of floral fragrances | Directly added to fragrance formulations, typically at 0.1–5% (w/w) |
| Organic Synthesis | Key precursor for synthesizing flavor and fragrance intermediates such as vanillin and ethyl vanillin | Air oxidation to produce 4-tert-butylphthalic acid, followed by decarboxylation, rearrangement, and other sequential reactions to yield target flavor/fragrance compounds |
| Pesticide Industry | Structural moiety in certain herbicides and plant growth regulators | Serves as a critical aromatic scaffold for heterocycle construction or alkylation modification; used as a starting material in laboratory-scale synthesis |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies 4-tert-butyl-o-xylene peak area relative to internal standard or calibration curve. |
| Water Content | Karl Fischer Titration | Measures water via stoichiometric reaction between iodine, sulfur dioxide, and water in methanol-based reagent. |
| Acid Number | Acid-Base Titration with NaOH | Determines acidic impurities by titration with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Compares sample color to APHA platinum-cobalt standard scale using visual matching or absorbance at 455 nm. |
| Density at 20 C | Digital Density Meter | Measures mass per unit volume using oscillating U-tube principle calibrated with air and water standards. |
| Refractive Index at 20 C | Refractometry | Determines refractive index by measuring angle of light refraction at air-sample interface using Abbe refractometer. |
| Non-Volatile Residue | Gravimetric Analysis | Evaporates sample under controlled conditions and weighs residual solids after drying to constant weight. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals by atomizing sample and measuring absorption of characteristic wavelength light. |
| Residual Solvents | Gas Chromatography (GC) with Headspace Sampling | Separates and quantifies volatile organic impurities using headspace equilibrium and GC-FID detection. |
| Peroxide Value | Iodometric Titration | Measures peroxides by oxidation of iodide to iodine, followed by titration with standardized sodium thiosulfate. |
| Sulfated Ash | Gravimetric Analysis | Burns organic material, treats residue with sulfuric acid, ignites, and weighs inorganic ash content. |
| Boiling Range | Distillation (ASTM D1078) | Determines initial and final boiling points using micro distillation apparatus under controlled heating rate. |
| Test Item | Specification |
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| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.475–1.480 |
| Relative Density (20°C/25°C) | 0.865–0.875 g/cm³ |
| Odor | Characteristic aromatic odor |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.