2,3-Diethyl-5-methylpyrazine Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 18138-04-0 |
| Product name | 2,3-Diethyl-5-methylpyrazine |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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 2,3-Diethyl-5-methylpyrazine
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,3-Diethyl-5-methylpyrazine Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,3-Diethyl-5-methylpyrazine
| Industry | Application | Process |
|---|---|---|
| Food Additives | Flavoring agent for enhancing the flavor of meat, nuts, and baked goods | Synthesized or naturally extracted |
| Fragrances and Flavors | Ingredient in formulations for coffee, chocolate, and nut flavors to enhance aromatic complexity | Organic synthesis and compounding |
| Tobacco | Improves aroma of tobacco products and masks off-notes | Added during tobacco processing |
| Pharmaceutical Intermediates | Intermediate used in synthesizing other complex compounds | Chemical synthesis reaction |
Manufacturing Quality Control of 2,3-Diethyl-5-methylpyrazine
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard under optimized chromatographic conditions. |
| Related Substances | Gas Chromatography-Mass Spectrometry (GC-MS) | Identification and semi-quantification of impurities by retention time and mass spectral matching. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Volatile solvent residues quantified via equilibrium partitioning into headspace and GC-FID analysis. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration where iodine reacts stoichiometrically with water in anhydrous methanol-based reagent. |
| Acid Value | Acid-Base Titration (NaOH, phenolphthalein indicator) | Neutralization of acidic impurities with standardized sodium hydroxide solution; endpoint detected visually or potentiometrically. |
| Heavy Metals (as Pb) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Multi-element quantification based on atomic emission intensities at characteristic wavelengths after acid digestion. |
| Residue on Ignition | Gravimetric Analysis (Sulfated Ash) | Mass of non-volatile inorganic residue measured after high-temperature incineration following sulfuric acid treatment. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral molecules in solution at specified concentration and path length. |
| Refractive Index | Refractometry | Determination of ratio of light velocity in air versus sample at 20 C using calibrated Abbe refractometer. |
| Density | Oscillating U-tube Densitometry | Measurement of sample density based on resonant frequency shift of a vibrating U-shaped tube filled with the substance. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement | Assessment of yellowness intensity relative to platinum-cobalt standards using matched glass cells or absorbance at 430 nm. |
| Volatile Organic Impurities (Total) | Gas Chromatography with Flame Ionization Detection (GC-FID) | Sum of all detectable volatile organic peaks above reporting threshold, expressed as area percent relative to total area. |
Technical Specifications of 2,3-Diethyl-5-methylpyrazine
| 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) | 1.515–1.525 |
| Relative Density (20°C/25°C) | 0.940–0.960 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 2,3-Diethyl-5-methylpyrazine
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,3-Diethyl-5-methylpyrazine
Packaging of 2,3-Diethyl-5-methylpyrazine
Industrial 2,3-Diethyl-5-methylpyrazine 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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