Ethyl 3-methylthiopropionate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 13327-56-5 |
| Product name | Ethyl 3-methylthiopropionate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeIndustrial GradeSpecialty 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 Ethyl 3-methylthiopropionate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Ethyl 3-methylthiopropionate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Ethyl 3-methylthiopropionate
| Industry | Application | Process |
|---|---|---|
| Fine Fragrances & Flavors | Used as a food flavoring agent for formulating various food flavorings | Synthesis: Produced via reaction of 3-(methylthio)propanol with acetic anhydride |
| Cosmetics | Used as a fragrance ingredient in cosmetic formulations | Synthesis: Produced via reaction of 3-(methylthio)propanol with acetic anhydride |
| Pesticides | Intermediate for synthesizing certain pesticide products | Synthesis: Produced via reaction of 3-(methylthio)propanol with acetic anhydride |
| Pharmaceuticals | Intermediate in pharmaceutical synthesis | Synthesis: Produced via reaction of 3-(methylthio)propanol with acetic anhydride |
| Fine Chemicals | Key raw material for organic synthesis | Synthesis: Produced via reaction of 3-(methylthio)propanol with acetic anhydride |
Manufacturing Quality Control of Ethyl 3-methylthiopropionate
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the sample's color, transparency, and presence of suspended particles or precipitates; it should typically be a colorless to pale yellow transparent liquid. |
| Content Determination | Gas Chromatography (GC) | Separation using a capillary column with FID detection; quantification by area normalization or external standard method to calculate main component content (≥98%). |
| Water Content | Karl Fischer Titration | Utilizes the reaction of iodine and sulfur dioxide in a pyridine/methanol system with water; determination via potentiometric or volumetric titration to measure trace moisture content. |
| Acid Value | Acid-Base Titration | Titration with standardized potassium hydroxide in ethanol solution, using phenolphthalein as indicator; results expressed in mg KOH/g. |
| Refractive Index | Abbe Refractometer Method | Measure refractive index at 20°C to assist in assessing purity and consistency (typical range: 1.46–1.48). |
| Density | Densitometer or Pycnometer Method | Measure sample density at 20°C to aid in identification and quality assessment (typical range: 1.02–1.05 g/cm³). |
| Boiling Point / Distillation Range | Distillation Method | Determine boiling point range via atmospheric distillation to verify volatility characteristics (literature boiling point: approximately 210–215°C). |
| Odor | Olfactory Evaluation (Sensory Analysis) | Professional perfumers assess odor characteristics in a fume hood to confirm characteristic roasted onion, meat-like aroma, with no off-odors. |
| Impurity Analysis | GC-MS (Gas Chromatography-Mass Spectrometry) | Separate and identify trace impurities (e.g., unreacted starting materials, by-products, degradation products) to ensure compliance with food/flavor safety standards. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or ICP-MS | Detect harmful heavy metal residues such as lead, arsenic, mercury, and cadmium to ensure compliance with food safety regulations (e.g., ≤10 ppm). |
| Arsenic Salts | Gutzeit Method or Atomic Fluorescence Spectroscopy | Specific detection of arsenic content for safety control of food additive-grade products. |
| Microbial Limits | Plate Count Method (Aerobic Count, Mold/Yeast) | If used in food or pharmaceutical applications, test for microbial contamination according to pharmacopoeial or food safety standards. |
Technical Specifications of Ethyl 3-methylthiopropionate
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.5% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.445–1.455 |
| Relative Density (20°C/25°C) | 1.035–1.045 g/cm³ |
| Odor | Characteristic sulfurous 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 Ethyl 3-methylthiopropionate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Ethyl 3-methylthiopropionate
Packaging of Ethyl 3-methylthiopropionate
Industrial Ethyl 3-methylthiopropionate 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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