Pyrrole-3-carboxylic acid
Pyrrole-3-carboxylic acid (CAS: 931-03-3, C5H5NO2, MW: 111.10) is a heterocyclic organic compound. As a pyrrole derivative, it serves as a valuable building block in organic synthesis, particularly for the construction of more complex molecules. It is frequently employed in the chemical industry for research and development, enabling the creation of novel compounds and materials.

Organic Synthesis Intermediate
Pyrrole-3-carboxylic acid acts as a key intermediate in the synthesis of various organic compounds. Its carboxylic acid functional group and pyrrole ring allow for diverse chemical transformations.
Research and Development
This compound is utilised in research laboratories for exploring new chemical pathways and developing novel molecular structures. It is a fundamental component in academic and industrial R&D settings.
Heterocyclic Chemistry
As a pyrrole derivative, it is an important reagent within heterocyclic chemistry. It facilitates the creation of complex nitrogen-containing ring systems.
| Molecular weight | 111.10 |
|---|---|
| Empirical formula | C5H5NO2 |
| Assay | ≥96%≥96.5% (GC)96.0-104.0% (titration) |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| 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 Pyrrole-3-carboxylic acid used for?
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Pyrrole-3-carboxylic acid is primarily used as a building block in organic synthesis and in research and development for creating novel chemical compounds.
What is the CAS number and chemical formula for Pyrrole-3-carboxylic acid?
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The CAS number is 931-03-3 and the chemical formula is C5H5NO2.
What grade and purity does Tech Serve Solutions supply for Pyrrole-3-carboxylic acid?
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Tech Serve Solutions supplies Pyrrole-3-carboxylic acid with an assay of ≥96% (GC) or 96.0-104.0% (titration). We do not represent this product as USP, BP, or EP grade.
How should Pyrrole-3-carboxylic acid be handled safely?
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Pyrrole-3-carboxylic acid is a Warning substance (GHS07) with hazards H302 (Harmful if swallowed) and H319 (Causes serious eye irritation). Handle with appropriate personal protective equipment, including a dust mask (type N95), eyeshields, and gloves. Ensure good ventilation.
Is Pyrrole-3-carboxylic acid a controlled substance?
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The provided data does not indicate that Pyrrole-3-carboxylic acid is a controlled substance.
How is Pyrrole-3-carboxylic acid packed and exported?
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Tech Serve Solutions packs and exports chemicals according to international shipping regulations and customer requirements. Please contact us for specific details.
How can I request a quote or sample for Pyrrole-3-carboxylic acid?
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To request a quote or sample, please contact the TSS sales team via our website or direct contact details, specifying your requirements.
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