syn-7-Bromobicyclo[2.2.1]hept-2-ene
7-Bromobicyclo[2.2.1]hept-2-ene (CAS: 20047-65-8; Formula: C7H9Br; Molar Mass: 173.05 g/mol) is a halogenated bicyclic organic compound. It functions as a valuable building block in chemical synthesis, particularly for the construction of complex organic molecules. Its primary utility lies in its reactivity as a precursor for further functionalization, making it a key intermediate in various research and development applications.
![syn-7-Bromobicyclo[2.2.1]hept-2-ene (C7H9Br) — chemical structure, CAS 20047-65-8; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F20047-65-8.png&w=3840&q=75)
Organic Synthesis Intermediate
7-Bromobicyclo[2.2.1]hept-2-ene serves as a crucial intermediate in organic synthesis. Its bicyclic structure and bromine substituent allow for diverse chemical transformations.
Research and Development
This compound is employed in R&D settings for exploring novel synthetic pathways and developing new chemical entities. Its specific structure lends itself to stereoselective reactions.
Precursor for Alkenyl Derivatives
Specifically documented for use in the synthesis of syn- and anti-7-(1,2-butadienyl)bicyclo[2.2.1]hept-2-ene, highlighting its role in preparing unsaturated bicyclic systems.
| Molecular weight | 173.05 |
|---|---|
| Empirical formula | C7H9Br |
| Assay | ≥97.0% (GC) |
| Density | 1.46 g/mL at 20 °C(lit.) |
| Application | syn-7-Bromobicyclo[2.2.1]hept-2-ene was used in the synthesis of syn- and anti-7-(1,2-butadienyl)bicyclo[2.2.1]hept-2-ene1. |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets 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 7-Bromobicyclo[2.2.1]hept-2-ene used for?
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7-Bromobicyclo[2.2.1]hept-2-ene is primarily used as an intermediate in organic synthesis and in research and development for creating new chemical compounds, including specific alkenyl bicyclic derivatives.
What are the CAS number and formula for 7-Bromobicyclo[2.2.1]hept-2-ene?
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The CAS number is 20047-65-8, and the empirical formula is C7H9Br.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 7-Bromobicyclo[2.2.1]hept-2-ene with an assay of ≥97.0% (GC). TSS does not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should 7-Bromobicyclo[2.2.1]hept-2-ene be handled?
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7-Bromobicyclo[2.2.1]hept-2-ene is a Warning substance (GHS07) and can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields and gloves, should be worn. Use in a well-ventilated area or with respiratory protection.
How is this chemical packed and shipped?
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7-Bromobicyclo[2.2.1]hept-2-ene is carefully packed according to industry standards for safe handling, storage, and international export. Specific packaging details are available upon request.
How can I request a quote or sample?
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To request a quote or a sample of 7-Bromobicyclo[2.2.1]hept-2-ene, please contact our sales team through the website or by phone.
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