1-CHLORO-2-ETHYNYLBENZENE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 873-31-4 |
| Product name | 1-CHLORO-2-ETHYNYLBENZENE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial GradeElectronic 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 1-CHLORO-2-ETHYNYLBENZENE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1-CHLORO-2-ETHYNYLBENZENE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1-CHLORO-2-ETHYNYLBENZENE
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate for synthesizing antitumor and antidepressant drugs | Used in organic synthesis and catalytic coupling reactions |
| Agrochemicals | Precursor to active ingredients in fungicides and insecticides | Applied in haloalkane condensation and alkyne functionalization reactions |
| Materials Science | Preparation of conductive polymers and liquid crystal display materials | Employed in polymerization and molecular self-assembly |
| Dyes | Key intermediate for synthesizing heterocyclic dyes and fluorescent whitening agents | Utilized in diazotization and coupling reactions |
| Electronic Chemicals | Surface modification of semiconductor materials and component of photoresists | Applied in vapor-phase deposition and photochemical modification |
Manufacturing Quality Control of 1-CHLORO-2-ETHYNYLBENZENE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against certified reference standard under optimized chromatographic conditions. |
| Water Content | Karl Fischer Titration | Electrochemical titration measuring water via iodine-sulfur dioxide reaction in methanol-based solvent system. |
| Residue on Ignition | Gravimetric Analysis | Mass of non-volatile residue determined after high-temperature ashing of sample at 500-600 C. |
| Chloride Impurities | Ion Chromatography (IC) | Separation and quantification of chloride anions using ion-exchange column and conductivity detection. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals by flame or graphite furnace AAS after acid digestion. |
| Acidity (as HCl) | Acid-Base Titration | Titration with standardized sodium hydroxide solution using phenolphthalein indicator to neutralize acidic impurities. |
| Color | Visual Comparison Against APHA Scale | Subjective assessment of sample color intensity matched to platinum-cobalt standard solutions. |
| Density | Digital Density Meter | Measurement of mass per unit volume at specified temperature (e.g., 20 C) using oscillating U-tube principle. |
| Refractive Index | Refractometry | Determination of light bending angle at air-sample interface using calibrated Abbe refractometer. |
| Boiling Point Range | Distillation (Micro Method) | Observation of initial and final boiling points during controlled micro-distillation under atmospheric pressure. |
| Non-Volatile Residue | Evaporation Gravimetry | Weighing residue remaining after gentle evaporation of fixed sample volume under nitrogen stream. |
| Organic Impurities (Related Substances) | GC-MS | Identification and semi-quantification of structurally related compounds using retention time and mass spectral matching. |
Technical Specifications of 1-CHLORO-2-ETHYNYLBENZENE
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow liquid |
| Purity | >=98.0% (GC) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Refractive Index (n20/D) | 1.545–1.555 |
| Relative Density (20°C/25°C) | 1.100–1.120 g/cm³ |
| Odor | Characteristic pungent 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 1-CHLORO-2-ETHYNYLBENZENE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1-CHLORO-2-ETHYNYLBENZENE
Packaging of 1-CHLORO-2-ETHYNYLBENZENE
Industrial 1-CHLORO-2-ETHYNYLBENZENE 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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