exo-2-Chloronorbornane
exo-2-Chloronorbornane (CAS: 765-91-3), with the molecular formula C7H11Cl and a molecular weight of 130.62 g/mol, is a halogenated hydrocarbon. It serves as a valuable organic building block in chemical synthesis. Notably, it has been utilised as a reagent in Friedel-Crafts alkylation reactions, particularly for the functionalisation of benzene and substituted benzenes using Lewis acids like tin(IV) chloride or aluminium trichloride.

Friedel-Crafts Alkylation Reagent
exo-2-Chloronorbornane is employed as an alkylating agent in Friedel-Crafts reactions. It facilitates the introduction of the norbornyl group onto aromatic rings when reacted with benzene or substituted benzenes in the presence of Lewis acid catalysts such as SnCl4 or AlCl3.
Organic Synthesis Intermediate
As a functionalised bicyclic compound, exo-2-Chloronorbornane acts as a versatile intermediate in organic synthesis. Its chlorine substituent allows for further chemical modifications and transformations, making it useful for constructing more complex molecular architectures.
Building Block for Fine Chemicals
This compound serves as a key building block in the synthesis of various fine chemicals and potentially pharmaceutical intermediates. Its defined structure and reactivity make it suitable for targeted synthetic pathways.
| Molecular weight | 130.62 |
|---|---|
| Empirical formula | C7H11Cl |
| Assay | 98% |
| Boiling point | 66-66.5 °C/30 mmHg(lit.) |
| Density | 1.06 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4854(lit.) |
| Application | exo-2-Chloronorbornane has been employed as reagent during Friedel-Crafts alkylation of benzene and substituted benzenes with tin(IV) chloride or aluminium trichloride1. |

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 | 44 °C / 111.2 °F |
| Transport (UN / ADR) | UN 1993C 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
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 exo-2-Chloronorbornane used for?
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exo-2-Chloronorbornane is primarily used as a reagent in Friedel-Crafts alkylation reactions for introducing the 2-norbornyl group onto aromatic compounds. It also serves as a general building block in organic synthesis.
What is the CAS number and chemical formula for exo-2-Chloronorbornane?
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The CAS number for exo-2-Chloronorbornane is 765-91-3, and its chemical formula is C7H11Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies exo-2-Chloronorbornane with an assay of 98%. We do not represent this product as meeting USP, BP, EP, or other pharmacopoeia standards.
What are the main safety considerations when handling exo-2-Chloronorbornane?
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exo-2-Chloronorbornane is classified as a flammable liquid and vapour (H226) requiring careful handling away from ignition sources. Appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, should be used. Refer to the Safety Data Sheet for comprehensive safety information.
How is exo-2-Chloronorbornane packed, shipped, and exported?
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exo-2-Chloronorbornane is packed in accordance with international transport regulations, including UN 1993 classification for flammable liquids. We offer global export services.
How can I request a quote or sample for exo-2-Chloronorbornane?
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To request a quote or a sample of exo-2-Chloronorbornane, please contact our sales department through the website or by phone, providing your contact details and the quantity required.
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