Pyrrole-2-carboxaldehyde
Pyrrole-2-carboxaldehyde (CAS: 1003-29-8, Formula: C5H5NO) is a notable organic compound featuring a pyrrole ring substituted with an aldehyde group. With a molecular weight of 95.10 g/mol, this chemical serves as a crucial building block in organic synthesis. Its utility spans the creation of complex molecules, particularly in the pharmaceutical and fine chemical industries, owing to its reactive aldehyde functional group and heterocyclic core. It is available at a purity of 98%.
- IUPAC
- 2-Formylpyrrole
- Synonyms
- 2-Formylpyrrole

Pharmaceutical Intermediate
Pyrrole-2-carboxaldehyde is a valuable intermediate in the synthesis of various pharmaceutical compounds. Its structure lends itself to the development of novel drug candidates and active pharmaceutical ingredients (APIs).
Organic Synthesis Building Block
As a versatile organic building block, it is employed in constructing complex molecular architectures. The presence of both the pyrrole moiety and the aldehyde group allows for diverse chemical transformations.
Agrochemical Development
The compound can be utilised in the research and development of new agrochemicals, contributing to the synthesis of compounds with potential pesticidal or herbicidal activity.
Material Science
Pyrrole derivatives are explored in material science for applications such as organic electronics and conductive polymers. Pyrrole-2-carboxaldehyde can serve as a precursor in these advanced material syntheses.
| Molecular weight | 95.10 |
|---|---|
| Empirical formula | C5H5NO |
| Assay | 98% |
| Boiling point | 217-219 °C(lit.) |
| Storage temperature | 2-8°C |
| Melting point | 43-46 °C(lit.) |

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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | 107 °C / 224.6 °F |
| 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 Pyrrole-2-carboxaldehyde used for?
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Pyrrole-2-carboxaldehyde is primarily used as a building block in organic synthesis, particularly for creating pharmaceutical intermediates, agrochemicals, and in material science research.
What are the CAS number and formula for Pyrrole-2-carboxaldehyde?
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The CAS number for Pyrrole-2-carboxaldehyde is 1003-29-8, and its chemical formula is C5H5NO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Pyrrole-2-carboxaldehyde with a purity of 98%. We do not represent this product as USP, BP, or EP grade.
How should Pyrrole-2-carboxaldehyde be handled safely?
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Pyrrole-2-carboxaldehyde is classified with GHS07 symbol and a 'Warning' signal word. It carries hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Handle with appropriate personal protective equipment including a dust mask (type N95 US), eyeshields, and gloves. Ensure good ventilation.
How are Tech Serve Solutions' chemicals packed and shipped?
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Tech Serve Solutions professionally packs and exports chemicals globally, adhering to all necessary regulations for safe transit.
How can I request a sample or quote for Pyrrole-2-carboxaldehyde?
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To request a sample or a quote, please contact the Tech Serve Solutions sales team through our website or by phone.
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