Benzocyclobutene
Benzocyclobutene (CAS 694-87-1), molecular formula C8H8, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- Bicyclo[4.2.0]octa-1,3,5-triene

| Molecular weight | 104.15 |
|---|---|
| Empirical formula | C8H8 |
| Assay | 98% |
| Boiling point | 150 °C/748 mmHg(lit.) |
| Density | 0.957 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.541(lit.) |
| Application | Benzocyclobutene was used as the adhesive bonding material in adhesive wafer-level bonding technique1. Photosensitive benzocyclobutene has been widely used as dielectric material in multilayer packaging applications2. It was used in fabrication of high density multilayer interconnect structures using gold metallization and polymer interlayer dielectric3. |

Hazard statements
- H226Flammable liquid and vapour
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 36 °C / 96.8 °F |
| Transport (UN / ADR) | UN 3295C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Risk statements (R) | 10 |
| Safety statements (S) | 16 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Benzocyclobutene?
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Benzocyclobutene (CAS 694-87-1), molecular formula C8H8, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.
What grades of Benzocyclobutene does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Benzocyclobutene in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of Benzocyclobutene?
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Benzocyclobutene has CAS number 694-87-1 and molecular formula C8H8. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for Benzocyclobutene?
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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
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Yes. Every batch of Benzocyclobutene ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should Benzocyclobutene be stored?
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Store Benzocyclobutene in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is Benzocyclobutene used for?
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Benzocyclobutene is used in chemical synthesis applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for Benzocyclobutene?
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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
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