exo-5-Norbornene-2-methanol
exo-5-Norbornene-2-methanol (CAS: 13360-81-1) is a cyclic alkene with the molecular formula C8H12O and a molecular weight of 124.18 g/mol. This compound serves as a valuable monomer, particularly in the synthesis of advanced polynorbornenes via ring-opening metathesis polymerisation. Its structure lends itself to applications in materials science and microelectronics, offering unique properties for advanced material development.
- IUPAC
- exo-5-Norbornenyl methyl alcohol

Polynorbornene Synthesis
This norbornene derivative is a key monomer for the synthesis of polynorbornenes through ring-opening metathesis polymerisation (ROMP). The resulting polymers exhibit desirable properties for advanced material applications.
Advanced Materials Development
The unique alicyclic structure of exo-5-Norbornene-2-methanol makes it suitable for developing novel polymers with specific etch-resistance and thermal properties.
Microelectronics and Lithography
As a lithography monomer, it plays a role in the microelectronics industry, contributing to the creation of photoresist materials used in semiconductor fabrication.
Organic Synthesis Building Block
Its functionalised bicyclic structure makes it a useful building block in broader organic synthesis, enabling the construction of complex molecular architectures.
| Molecular weight | 124.18 |
|---|---|
| Empirical formula | C8H12O |
| Assay | ≥99% (exo) |
| Boiling point | 200-205/760 mmHg |
| Density | 1.030 at 25 °C |
| Refractive index | n20/D 1.499 |
| Application | Used as a monomer in the synthesis of polynorbornenes by ring opening metathesis polymerisation.1 |

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
| Flash point | 90 °C / 194 °F |
|---|---|
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
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-5-Norbornene-2-methanol used for?
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exo-5-Norbornene-2-methanol is primarily used as a monomer in the synthesis of polynorbornenes through ring-opening metathesis polymerisation. It is also employed as a building block in organic synthesis and finds applications in materials science and microelectronics, particularly in lithography.
What is the CAS number and formula for exo-5-Norbornene-2-methanol?
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The CAS number for exo-5-Norbornene-2-methanol is 13360-81-1, and its empirical formula is C8H12O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies exo-5-Norbornene-2-methanol with an assay of ≥99% (exo). This product is supplied for research and development purposes and is not represented as USP, EP, or other pharmacopoeia grades.
How should exo-5-Norbornene-2-methanol be handled safely?
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exo-5-Norbornene-2-methanol is a Warning substance and may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including gloves, eye protection, and ensure adequate ventilation. Avoid breathing dust/fume/gas/mist/vapours/spray. In case of contact with eyes, rinse cautiously with water for several minutes and seek medical advice.
How is exo-5-Norbornene-2-methanol packed and shipped?
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exo-5-Norbornene-2-methanol is typically packed in accordance with transport regulations for hazardous materials (NA 1993, PGIII). Specific packaging details can be provided upon request. TSS exports this chemical globally.
How can I request a sample or quote for exo-5-Norbornene-2-methanol?
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To request a sample or a quotation for exo-5-Norbornene-2-methanol, please contact the TSS sales team via our website or direct email, referencing the product name and CAS number.
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