China Factory Direct
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| CAS number | 24683-00-9 |
| Product name | 2-Methoxy-3-isobutyl pyrazine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeReagent GradeCosmetic GradeFood Grade |
| Packaging | 25L/drum |
| 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 |
|---|---|---|
| Food Industry | Flavor and fragrance ingredient for replicating natural aromas of green pepper, tomato, grape, nuts, etc. | Used as a synthetic flavor component, incorporated into seasonings, beverages, confectionery, and baked goods per formulation. |
| Personal Care Fragrances | Imparts fresh, green, or vegetable-like aroma to personal care products | Blended in trace amounts into perfumes, shampoos, body washes, and air fresheners. |
| Agriculture | Component of insect pheromones or attractants | Formulated into volatile lures for pest monitoring or trapping devices. |
| Research | Standard odorant for olfactory perception and mechanism studies | Used as a reference standard in sensory evaluation and gas chromatography-olfactometry (GC-O) analysis. |
| Test Item | Common Testing Methods | Method Overview |
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| Purity | Gas Chromatography (GC) | Separate the sample using gas chromatography, and calculate the purity of 2-methoxy-3-isobutylpyrazine by comparing retention time with standard reference and using peak area normalization. Suitable for samples with high volatility and good thermal stability. |
| Content Determination | Gas Chromatography-Mass Spectrometry (GC-MS) | Combines the separation capability of gas chromatography with the qualitative and quantitative functions of mass spectrometry. By using selected ion monitoring (SIM) or full scan mode, it accurately determines the content of the target compound in the sample and can exclude interference from impurities. |
| Impurity Analysis | High Performance Liquid Chromatography (HPLC) or GC | For non-volatile or thermally unstable impurities, HPLC is used; for volatile impurities, GC is commonly applied for separation and detection, allowing identification and quantification of possible by-products or degradation products. |
| Moisture | Karl Fischer Titration | Uses either volumetric or coulometric Karl Fischer titration. It is specific, sensitive, and suitable for accurate determination of trace moisture content in the sample to ensure product stability. |
| Residual Solvents | Head Space-Gas Chromatography (HS-GC) | The sample is placed in a sealed headspace vial and heated to equilibrium. The gaseous portion is then injected into the GC system to detect residual organic solvents (such as methanol, ethanol, dichloromethane, etc.), complying with ICH Q3C guidelines. |
| Appearance and Color | Visual Color Comparison or UV-Vis Spectrophotometry | Assesses whether the sample is clear and colorless or meets specified color requirements by comparing with standard color solutions or measuring absorbance at specific wavelengths. |
| Refractive Index | Refractometer Method | Determines the refractive index of the sample using an Abbe refractometer at a specified temperature, serving as an auxiliary indicator for identification and purity control. |
| Specific Rotation (if applicable) | Polarimeter Method | If the sample has optical activity (although 2-methoxy-3-isobutylpyrazine is typically racemic), the specific rotation can be measured using a polarimeter to assess stereochemical purity. |
| Test Item | Specification |
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| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.515–1.525 |
| Relative Density (20°C/25°C) | 1.02–1.04 g/cm³ |
| Odor | Characteristic pyrazine odor |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| 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.