2-Butene-1,4-dioldiacetate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 18621-75-5 |
| Product name | 2-Butene-1,4-dioldiacetate |
| 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 2-Butene-1,4-dioldiacetate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-Butene-1,4-dioldiacetate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2-Butene-1,4-dioldiacetate
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Chemicals | Synthesis of vitamin B6 (pyridoxine) and its intermediates | Serves as a key intermediate in constructing the pyridine ring via hydrolysis and cyclization reactions |
| Fine Chemicals | Organic synthesis intermediate | Acts as a diene or electrophile in Diels–Alder or nucleophilic substitution reactions to produce derivatives |
| Polymer Materials | Synthesis of functional monomers | Used to synthesize specialty polymer or resin monomers containing conjugated diene structures |
Manufacturing Quality Control of 2-Butene-1,4-dioldiacetate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | GC-FID | Quantification by gas chromatography with flame ionization detection using an internal standard or external calibration. |
| Related Substances | GC-MS | Identification and quantification of impurities based on retention time and mass spectral matching. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration measuring water via iodine-sulfur dioxide reaction in pyridine-methanol medium. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after high-temperature ashing at 700-800 C. |
| Acidity (as Acetic Acid) | Acid-Base Titration | Neutralization of acidic impurities with standardized NaOH solution using phenolphthalein indicator. |
| Color | Visual Comparison (APHA Scale) | Assessment against platinum-cobalt standard solutions under controlled lighting conditions. |
| Density | Digital Density Meter | Determination using oscillating U-tube principle calibrated with air and water standards. |
| Refractive Index | Refractometry | Measurement of light bending at air-sample interface at specified temperature (e.g., 20 C). |
| Chloride Content | Ion Chromatography (IC) | Separation and conductivity detection of chloride anions after sample dissolution and filtration. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element detection via atomic emission from plasma-excited sample aerosol. |
| Peroxide Value | Iodometric Titration | Oxidation of potassium iodide by peroxides, followed by titration of liberated iodine with sodium thiosulfate. |
| Flash Point | Pensky-Martens Closed Cup | Determination of minimum temperature at which vapors ignite in presence of ignition source under standardized conditions. |
Technical Specifications of 2-Butene-1,4-dioldiacetate
| Test Item | Specification |
|---|---|
| Appearance | Yellow liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.450–1.460 |
| Relative Density (20°C/25°C) | 1.02–1.04 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-Butene-1,4-dioldiacetate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2-Butene-1,4-dioldiacetate
Packaging of 2-Butene-1,4-dioldiacetate
Industrial 2-Butene-1,4-dioldiacetate 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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