2-Butene-1,4-diol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 110-64-5 |
| Product name | 2-Butene-1,4-diol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty GradeElectronic 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-diol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-Butene-1,4-diol 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-diol
| Industry | Application | Process |
|---|---|---|
| Chemical Intermediates | Used to synthesize key solvents and monomers, including γ-butyrolactone (GBL), tetrahydrofuran (THF), and N-methylpyrrolidone (NMP) | Catalytic hydrogenation or dehydration cyclization |
| Polyurethane Industry | Employed as a chain extender or soft-segment component in the production of elastomers, coatings, and adhesives | Copolymerization with isocyanates |
| Pharmaceutical Industry | Serves as an intermediate in the synthesis of pharmaceuticals such as vitamin B6 and L-dopa | Selective reduction, substitution, or cyclization reactions |
| Agrochemical Industry | Used as an intermediate for manufacturing agrochemicals, including insecticides and fungicides | Halogenation, oxidation, or condensation reactions |
| Electronic Chemicals | Applied as a cleaning agent, etching aid, or additive component in photoresists | Formulated use or as a functional additive |
Manufacturing Quality Control of 2-Butene-1,4-diol
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (1,4-Butynediol content) | Gas Chromatography (GC) with FID detection | Quantitative separation and detection based on retention time and peak area using a calibrated standard. |
| Water content | Karl Fischer Titration | Electrochemical titration where iodine reacts stoichiometrically with water in anhydrous methanol-based solvent. |
| Acidity (as H2SO4) | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement | Comparison of sample color against platinum-cobalt standard solutions or measurement of absorbance at 430 nm. |
| Density at 20 degC | Digital Density Meter | Measurement of mass per unit volume using oscillating U-tube principle with temperature control. |
| Refractive Index at 20 degC | Refractometry | Determination of light bending angle at air-sample interface using calibrated prism instrument. |
| Residue on Evaporation | Gravimetric Analysis | Evaporation of known sample mass to dryness followed by weighing of non-volatile residue. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of metal ions after acid digestion and atomization in flame or graphite furnace. |
| Iron (Fe) content | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Excitation of atomized sample in high-temperature plasma and detection of element-specific emission lines. |
| Aldehyde impurities (e.g., acetaldehyde) | Gas Chromatography (GC) with FID or Headspace GC | Separation and quantification of volatile aldehydes via thermal desorption or direct injection. |
| pH (10% aqueous solution) | Potentiometric pH Measurement | Determination of hydrogen ion activity using calibrated glass electrode and reference electrode. |
| Non-Volatile Matter | Gravimetric Analysis | Evaporation of aqueous sample under controlled conditions followed by drying and weighing of residue. |
Technical Specifications of 2-Butene-1,4-diol
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | ≥99.0% |
| Water | ≤0.5% |
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-diol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2-Butene-1,4-diol
Packaging of 2-Butene-1,4-diol
Industrial 2-Butene-1,4-diol 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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