2-Ethylbutyric acid chloromethyl ester Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 40930-71-0 |
| Product name | 2-Ethylbutyric acid chloromethyl ester |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty 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) |
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Documents We Provide for 2-Ethylbutyric acid chloromethyl ester
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-Ethylbutyric acid chloromethyl ester Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2-Ethylbutyric acid chloromethyl ester
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Intermediates | Key intermediate for synthesizing antifungal agents (e.g., terbinafine analogues) | Undergoes nucleophilic substitution with amines under basic conditions to form C–N bonds |
| Agrochemical Intermediates | Side-chain modification unit for preparing novel insecticides and fungicides | Introduces specific alkyl side chains via transesterification or reduction–acylation |
| Organic Synthesis | Alkylating agent in Grignard reactions or additions of organolithium reagents | Reacts with organometallic reagents under anhydrous, oxygen-free conditions to yield corresponding alcohols or ketone derivatives |
Manufacturing Quality Control of 2-Ethylbutyric acid chloromethyl ester
| 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 validated chromatographic conditions. |
| Water Content | Karl Fischer Titration (Coulometric mode) | Electrochemical titration where iodine generated in situ reacts stoichiometrically with water; endpoint detected amperometrically. |
| Acid Value | Acid-Base Titration (NaOH, phenolphthalein indicator) | Neutralization of free acidic impurities (e.g., residual 2-ethylbutyric acid) with standardized sodium hydroxide solution. |
| Chloride Content | Potentiometric Titration (AgNO₃ with silver electrode) | Precipitation of chloride ions as AgCl; endpoint determined by potential change using a silver indicator electrode. |
| Residue on Ignition | Gravimetric Analysis (Sulfated Ash) | Incineration at 700–800 °C followed by weighing of non-volatile inorganic residue after sulfuric acid treatment. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) or ICP-OES | Quantification of trace metal impurities (e.g., Pb, Fe, Cu) after acid digestion and matrix-matched calibration. |
| Appearance & Color | Visual Inspection / Hazen (APHA) Color Scale | Comparison of sample color in a clear glass cell against platinum-cobalt standard solutions under controlled lighting. |
| Density | Digital Density Meter (Oscillating U-tube principle) | Measurement of sample density at specified temperature (e.g., 20 °C) via resonant frequency shift of a vibrating U-shaped tube filled with sample. |
| Refractive Index | Abbe Refractometer | Determination of refractive index at specified wavelength (589 nm) and temperature (20 °C) using Snell’s law and critical angle measurement. |
| Residual Solvents (e.g., CH₂Cl₂, MeOH) | Headspace Gas Chromatography (HS-GC) with FID | Volatile organic impurities quantified by equilibrium partitioning into headspace gas, followed by GC separation and detection. |
| Related Substances (Impurity Profile) | Gas Chromatography (GC) with FID or Mass Spectrometry (GC-MS) | Separation and semi-quantitative/quantitative detection of structurally related impurities (e.g., 2-ethylbutyric acid, chloromethane, unreacted alcohol) using retention time and response factor matching. |
| Chlorine Content (Total Organic Chlorine) | Oxygen Bomb Combustion followed by Ion Chromatography (IC) | Complete combustion converts organochlorine to Cl⁻, which is then separated and quantified by suppressed conductivity detection in IC. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through a solution of known concentration and path length to assess chiral purity (if applicable). |
Technical Specifications of 2-Ethylbutyric acid chloromethyl ester
| 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) | 1.425–1.435 |
| Relative Density (20°C/25°C) | 0.97–0.99 g/cm³ |
| Odor | Characteristic ester-like 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-Ethylbutyric acid chloromethyl ester
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2-Ethylbutyric acid chloromethyl ester
Safety Information of 2-Ethylbutyric acid chloromethyl ester
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 2-Ethylbutyric acid chloromethyl ester
Industrial 2-Ethylbutyric acid chloromethyl ester 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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