2,5-Dimethyl pyrazine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 123-32-0 |
| Product name | 2,5-Dimethyl pyrazine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeCosmetic GradeFood 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) |
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Documents We Provide for 2,5-Dimethyl pyrazine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,5-Dimethyl pyrazine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,5-Dimethyl pyrazine
| Industry | Application | Process |
|---|---|---|
| Food Industry | Flavor enhancer for imparting roasted, nutty, and baked notes to food products | Used as a flavor precursor during high-temperature processing (e.g., baking, frying), generating characteristic aroma compounds via the Maillard reaction |
| Fine Fragrance | Formulation of synthetic fragrances for perfumes and cosmetics to deliver warm, spicy, or smoky olfactory notes | Blended with other fragrance ingredients in compounding processes to achieve specific aromatic profiles |
| Tobacco Industry | Enhancement of aroma quality in tobacco products and improvement of smoke taste and aftertaste | Incorporated into tobacco leaf blends to release characteristic aroma compounds during cigarette combustion |
| Pharmaceutical Intermediates | Intermediate in the synthesis of certain drug molecules, enabling construction of nitrogen-containing heterocyclic structures | Introduced into target molecular frameworks via organic synthesis reactions such as nucleophilic substitution and cyclization |
| Agricultural Chemicals | Active ingredient in the synthesis of novel pesticides or plant growth regulators | Employed as a key intermediate in multi-step organic syntheses to form biologically active heterocyclic structures |
Manufacturing Quality Control of 2,5-Dimethyl pyrazine
| Test Item | Common Test Method | Method Overview |
|---|---|---|
| Purity Analysis | Gas Chromatography (GC) | Separates 2,5-dimethylpyrazine using gas chromatography and quantifies the main component peak area via a detector (e.g., FID or MS) to calculate purity. This method offers high sensitivity and good reproducibility, making it suitable for purity determination of volatile organic compounds. |
| Assay | Gas Chromatography-Mass Spectrometry (GC-MS) | Combines the separation capability of GC with the qualitative and quantitative functions of mass spectrometry. Accurately quantifies 2,5-dimethylpyrazine by monitoring characteristic ion peaks, suitable for analyzing target compounds in complex matrices. |
| Impurity Testing | Gas Chromatography (GC) or GC-MS | Uses high-resolution chromatographic conditions to separate potential impurities (such as other alkylpyrazines or residual solvents) in the sample. Impurities are identified and quantified by comparing retention times and mass spectra with reference standards. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Suitable for detecting organic solvents possibly remaining from the production process of 2,5-dimethylpyrazine (e.g., ethanol, acetone). Headspace sampling avoids matrix interference and improves measurement accuracy. |
| Moisture Content | Karl Fischer Titration | Determines trace moisture content based on the stoichiometric reaction of iodine with sulfur dioxide in a pyridine/methanol system in the presence of water. Highly accurate and widely used in quality control of fine chemicals sensitive to moisture. |
| Appearance and Color | Visual Color Comparison or UV-Visible Spectrophotometry | Evaluates whether the sample color meets specifications by comparing with standard color solutions or measuring absorbance at specific wavelengths, ensuring product appearance quality. |
Technical Specifications of 2,5-Dimethyl pyrazine
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.505–1.515 |
| Relative Density (20°C/25°C) | 0.945–0.955 g/cm³ |
| Odor | Characteristic pyrazine odor |
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 2,5-Dimethyl pyrazine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,5-Dimethyl pyrazine
Packaging of 2,5-Dimethyl pyrazine
Industrial 2,5-Dimethyl pyrazine 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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