3-Cyclopentenecarboxylic acid
3-Cyclopentenecarboxylic acid (CAS: 7686-77-3) is a valuable organic compound with the molecular formula C5H7CO2H and a molecular weight of 112.13 g/mol. Characterised as a carboxylic acid and carbonyl compound, it serves as a key building block in organic synthesis. Its applications span various chemical research and development areas, contributing to the creation of more complex molecules.

Organic Synthesis Intermediate
Utilised as a versatile intermediate in the synthesis of complex organic molecules. Its carboxylic acid functionality allows for various derivatizations.
Chemical Research and Development
A fundamental building block for researchers exploring novel chemical pathways and developing new compounds. Frequently employed in academic and industrial R&D settings.
Material Science Applications
Potential precursor for novel materials due to its cyclic structure and reactive functional group. Applications in polymer and advanced material research are areas of interest.
| Molecular weight | 112.13 |
|---|---|
| Linear formula | C5H7CO2H |
| Assay | 97% |
| Boiling point | 215 °C(lit.) |
| Density | 1.084 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.469(lit.) |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 3-Cyclopentenecarboxylic acid used for?
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3-Cyclopentenecarboxylic acid is primarily used as a building block and intermediate in organic synthesis and chemical research and development.
What is the CAS number and molecular formula for 3-Cyclopentenecarboxylic acid?
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The CAS number is 7686-77-3 and the molecular formula is C5H7CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Cyclopentenecarboxylic acid with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 3-Cyclopentenecarboxylic acid be handled?
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Appropriate handling procedures include using eyeshields and gloves to prevent contact. Refer to the Safety Data Sheet for comprehensive guidance.
Is 3-Cyclopentenecarboxylic acid a controlled substance?
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Based on the provided data, there is no indication that 3-Cyclopentenecarboxylic acid is a controlled substance.
How is 3-Cyclopentenecarboxylic acid shipped?
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Tech Serve Solutions exports fine chemicals globally, adhering to all relevant shipping regulations.
How can I request a quote or sample?
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To request a quote or sample, please contact our sales team through the website or by phone, providing the product name and CAS number.
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