Ethyl 3-(methylamino)-2-butenoate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 870-85-9 |
| Product name | Ethyl 3-(methylamino)-2-butenoate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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-(methylamino)-2-butenoate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Ethyl 3-(methylamino)-2-butenoate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Ethyl 3-(methylamino)-2-butenoate
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Chemicals | Pharmaceutical Intermediates | Serves as a key “N-methyl-β-enaminoketone” building block in Michael additions and cyclization reactions for synthesizing pyrrole, pyridine, quinolone, and quinolinone derivatives. |
| Pharmaceutical Chemicals | Quinolone Antibiotic Synthesis | Participates in condensation and ring-closure reactions via its enamine functionality to construct the core scaffold of fluoroquinolone antibacterial agents (e.g., norfloxacin, ciprofloxacin). |
| Agrochemicals | Agrochemical Intermediates | Used in synthesizing heterocyclic moieties of specific fungicides or insecticides. |
| Fundamental Research | Organic Synthesis Reagent | Employed as an electron-rich enamine catalyst or reactant to investigate regioselectivity and reaction mechanisms in heterocycle construction. |
Manufacturing Quality Control of Ethyl 3-(methylamino)-2-butenoate
| 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 (GC) with FID detection | Separation and quantification of impurities using a polar capillary column and gradient temperature program. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Volatile solvent residues are equilibrated in headspace vial and quantified via calibrated GC-FID. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration where iodine generated in situ reacts stoichiometrically with water in the sample. |
| Acid Value | Acid-Base Titration (NaOH standard solution) | Neutralization of free carboxylic acid groups with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Appearance | Visual Inspection | Assessment of color and clarity against water-white standard under controlled white light and specified viewing conditions. |
| Color (APHA) | APHA Color Scale Comparison | Comparison of sample solution color to platinum-cobalt standard solutions using Nessler tubes or spectrophotometer. |
| Density at 20 C | Digital Density Meter | Measurement of mass per unit volume using oscillating U-tube principle with temperature-controlled sample chamber. |
| Refractive Index at 20 C | Refractometry | Determination of refractive index by measuring angle of light refraction through liquid sample at specified wavelength and temperature. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals after wet digestion, using air-acetylene flame and lead-specific hollow cathode lamp. |
| Chloride Content | Ion Chromatography (IC) | Separation and conductivity detection of chloride ions after aqueous extraction and filtration. |
| Residue on Ignition | Gravimetric Analysis | Mass of non-volatile inorganic residue determined after high-temperature ashing and cooling in desiccator. |
Technical Specifications of Ethyl 3-(methylamino)-2-butenoate
| Test Item | Specification |
|---|---|
| Appearance | Colorless to yellow liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.445–1.455 |
| Relative Density (20°C/25°C) | 0.940–0.960 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 Ethyl 3-(methylamino)-2-butenoate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Safety Information of Ethyl 3-(methylamino)-2-butenoate
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of Ethyl 3-(methylamino)-2-butenoate
Industrial Ethyl 3-(methylamino)-2-butenoate 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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