3,4-DICYANOTHIOPHENE, Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 18853-32-2 |
| Product name | 3,4-DICYANOTHIOPHENE, |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial Grade |
| Packaging | 25KG/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 3,4-DICYANOTHIOPHENE,
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3,4-DICYANOTHIOPHENE, Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3,4-DICYANOTHIOPHENE,
| Industry | Application | Process |
|---|---|---|
| Organic Synthesis | Intermediate for synthesizing sulfur-containing heterocyclic compounds | Cyano group introduced via electrophilic substitution or coupling reactions on the thiophene ring |
| Materials Science | Preparation of functionalized organic semiconductor materials | Conjugated polymers synthesized via polymerization for use in organic light-emitting diodes (OLEDs) or organic field-effect transistors (OFETs) |
| Medicinal Chemistry | Key structural motif in drug molecules | Used in drug design to construct biologically active heterocyclic systems, such as anticancer or antiviral candidate compounds |
| Fine Chemicals | Synthesis of novel dyes and photosensitive materials | Condensation reactions with aromatic amines or phenols to yield products with tailored optical properties |
Manufacturing Quality Control of 3,4-DICYANOTHIOPHENE,
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient HPLC-UV; identification based on retention time matching and peak area normalization. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration with iodine reagent to quantify water content based on stoichiometric reaction with iodine and sulfur dioxide in pyridine/methanol medium. |
| Residue on Ignition | Gravimetric Analysis | Heating sample at 750 C to constant weight and measuring non-volatile inorganic residue as percent of original mass. |
| Heavy Metals | ICP-OES | Multi-element quantitative analysis after acid digestion; detection based on atomic emission intensities at element-specific wavelengths. |
| Chloride Impurity | Ion Chromatography | Separation of chloride anions on anion-exchange column with suppressed conductivity detection; quantified via calibration curve. |
| Sulfate Impurity | Ion Chromatography | Separation of sulfate anions on anion-exchange column with suppressed conductivity detection; quantified via calibration curve. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement by observing solid-to-liquid phase change in capillary tube under controlled heating rate. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of visible particulates or discoloration against established reference standards. |
| Solubility in Common Solvents | Qualitative Solubility Test | Observation of complete dissolution in specified solvents (e.g., acetone, chloroform) at room temperature with gentle agitation. |
| pH of Aqueous Suspension | pH Meter Measurement | Measurement of pH in a defined suspension (e.g., 1% w/v in water) using calibrated pH electrode after equilibration. |
| Organic Volatile Impurities | GC-FID | Separation and quantification of residual solvents using gas chromatography with flame ionization detection and internal standard calibration. |
Technical Specifications of 3,4-DICYANOTHIOPHENE,
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 78–82°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
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 3,4-DICYANOTHIOPHENE,
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3,4-DICYANOTHIOPHENE,
Packaging of 3,4-DICYANOTHIOPHENE,
Industrial 3,4-DICYANOTHIOPHENE, 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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