Carbonic acid, methyl 2-propynyl ester Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 61764-71-4 |
| Product name | Carbonic acid, methyl 2-propynyl ester |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| 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 Carbonic acid, methyl 2-propynyl ester
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Carbonic acid, methyl 2-propynyl ester Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Carbonic acid, methyl 2-propynyl ester
| Industry | Application | Process |
|---|---|---|
| Polymer Industry | Thermal stabilizer for polyvinyl chloride (PVC) and other halogen-containing polymers | Used as a comonomer in polymerization or introduced into the polymer chain via grafting; its unsaturated bonds and ester groups absorb hydrogen chloride generated during degradation, thereby inhibiting thermal decomposition of the polymer |
| Coatings Industry | Formulation of high-performance anticorrosive and antifouling coatings | Employed as a reactive intermediate in free-radical polymerization or in reactions with functional resins (e.g., epoxy or acrylic resins) to synthesize prepolymers bearing unsaturated side chains, enhancing coating adhesion and weather resistance |
| Adhesives | Adhesive modification | Incorporated into acrylic or vinyl adhesive synthesis systems as a functional monomer to adjust crosslink density and cure rate |
| Fine Chemicals | Organic synthesis intermediate | Utilized in coupling or addition reactions leveraging the reactivity of its terminal alkyne group for synthesizing complex chemicals or pharmaceutical molecules |
Manufacturing Quality Control of Carbonic acid, methyl 2-propynyl ester
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies main component by retention time and peak area against calibrated standard. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric reaction with iodine in pyridine-methanol medium. |
| Acid Value | Acid-Base Titration with NaOH | Determines free carboxylic acid content by titration with standardized sodium hydroxide solution. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement | Compares sample color to platinum-cobalt standard solutions using APHA scale. |
| Density at 20 C | Digital Density Meter | Measures mass per unit volume using oscillating U-tube principle. |
| Refractive Index at 20 C | Refractometry | Determines ratio of light velocity in air vs. sample using prism-based optical measurement. |
| Residue on Evaporation | Gravimetric Analysis | Weighs non-volatile residue after controlled evaporation under specified conditions. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals by atomization and absorption of element-specific wavelength light. |
| Chloride Content | Potentiometric Titration with AgNO3 | Measures chloride ions by silver nitrate titration using silver indicator electrode. |
| Peroxide Value | Iodometric Titration | Determines peroxides by iodide oxidation to iodine, followed by thiosulfate titration. |
| Non-Volatile Matter | Gravimetric Analysis | Measures residue after solvent evaporation and drying at defined temperature. |
| Odor | Sensory Evaluation | Assesses presence of off-odor by trained personnel under controlled conditions. |
Technical Specifications of Carbonic acid, methyl 2-propynyl ester
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline solid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 45–49°C |
| Identification (NMR) | Consistent with structure |
| 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 Carbonic acid, methyl 2-propynyl ester
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Carbonic acid, methyl 2-propynyl ester
Safety Information of Carbonic acid, methyl 2-propynyl ester
| Pictograms |   |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of Carbonic acid, methyl 2-propynyl ester
Industrial Carbonic acid, methyl 2-propynyl 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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