Benzocyclobutene Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 694-87-1 |
| Product name | Benzocyclobutene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Electronic GradeMaterial GradeIndustrial GradeSpecialty 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 Benzocyclobutene
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Benzocyclobutene Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Benzocyclobutene
| Industry | Application | Process |
|---|---|---|
| Polymers | As a monomer for synthesizing high-performance thermosetting resins | Preparation of benzocyclobutene-based polymers via ring-opening polymerization or Diels-Alder reaction with diene compounds |
| Electronics Materials | For fabricating low-dielectric-constant insulating layers | Film formation of benzocyclobutene derivatives via spin-coating or vapor deposition, followed by thermal curing to yield stable dielectric materials |
| Aerospace | As a precursor for high-temperature-resistant composites | Thermal pyrolysis of benzocyclobutene monomers at elevated temperatures to form carbide network structures, enhancing thermal stability |
| Optoelectronic Materials | As a carrier transport layer in organic light-emitting diodes (OLEDs) | Deposition of benzocyclobutene derivative thin films onto substrates via vacuum thermal evaporation or solution processing |
| Chemical Intermediates | For synthesizing complex polycyclic aromatic hydrocarbons and pharmaceutical molecules | Construction of fused-ring systems via intramolecular cyclization, catalytic coupling, or Friedel-Crafts alkylation |
Manufacturing Quality Control of Benzocyclobutene
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantifies benzocyclobutene concentration by retention time and peak area against calibrated standards. |
| Water Content | Karl Fischer Titration | Measures water via stoichiometric reaction between water, iodine, sulfur dioxide, and base in methanol medium. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic impurities by weighing residue after high-temperature ashing. |
| Acid Value | Acid-Base Titration with NaOH | Quantifies acidic impurities by titration with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Evaluates yellowness by comparing sample color to APHA platinum-cobalt standard solutions at 455 nm. |
| Specific Gravity | Digital Density Meter | Measures mass per unit volume at specified temperature using oscillating U-tube principle. |
| Refractive Index | Refractometry | Determines ratio of light velocity in air vs. sample using critical angle measurement at 20 C. |
| Non-Volatile Residue | Evaporation and Gravimetry | Quantifies residual matter after evaporating known volume under controlled conditions and weighing. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Detects trace metal contaminants by measuring absorbance of ground-state atoms in flame or graphite furnace. |
| Chlorinated Impurities | Gas Chromatography-Mass Spectrometry (GC-MS) | Identifies and quantifies chlorinated by-products based on molecular ion and fragment patterns. |
| Peroxide Value | Iodometric Titration | Measures hydroperoxides by their oxidation of iodide to iodine, titrated with sodium thiosulfate. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid using calibrated capillary tube method. |
Technical Specifications of Benzocyclobutene
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Refractive Index (n20/D) | 1.540–1.545 |
| Relative Density (20°C/25°C) | 1.04–1.06 g/cm³ |
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 Benzocyclobutene
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Benzocyclobutene
Packaging of Benzocyclobutene
Industrial Benzocyclobutene 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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