3-Methylpyridine-2-carboxaldehyde
3-Methylpyridine-2-carboxaldehyde (CAS 55589-47-4), a chemical formula C7H7NO with a molecular weight of 121.14 g/mol, is a heterocyclic aldehyde. It serves as a valuable building block in organic synthesis, particularly in the construction of complex molecules. Its aldehyde functionality and pyridine ring make it a versatile intermediate for pharmaceutical research and the development of novel chemical entities.
- IUPAC
- 3-Methylpyridine-2-carbaldehyde

Organic Synthesis Intermediate
This compound is extensively used as a key intermediate in the synthesis of various organic molecules. Its reactive aldehyde group and pyridine core allow for diverse chemical transformations, facilitating the creation of complex heterocyclic structures.
Pharmaceutical Research
As a building block, 3-Methylpyridine-2-carboxaldehyde finds application in medicinal chemistry for the development of new drug candidates. It can be incorporated into structures designed to target specific biological pathways.
Chemical Building Block
Utilised in the broader field of chemical synthesis, this aldehyde is a useful reagent for introducing the 3-methylpyridine moiety into larger molecules. It is supplied by TSS for research and development purposes.
| Molecular weight | 121.14 |
|---|---|
| Empirical formula | C7H7NO |
| Assay | 97% |
| Density | 1.080 g/mL at 25 °C |
| Refractive index | n20/D 1.538 |

Hazard statements
- H302Harmful if swallowed
- 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 | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 73 °C / 163.4 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| 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 3-Methylpyridine-2-carboxaldehyde used for?
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3-Methylpyridine-2-carboxaldehyde is primarily used as a building block and intermediate in organic synthesis and pharmaceutical research for constructing complex molecules.
What are the CAS number and formula for 3-Methylpyridine-2-carboxaldehyde?
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The CAS number is 55589-47-4, and its chemical formula is C7H7NO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Methylpyridine-2-carboxaldehyde with a purity of at least 97%. This product is intended for research and laboratory use and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should 3-Methylpyridine-2-carboxaldehyde be handled safely?
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This compound is classified as a Warning with hazards including H302 (Harmful if swallowed), H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, should be used. Ensure good ventilation and follow recommended safety precautions detailed in the safety data sheet.
Can Tech Serve Solutions export this chemical?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, and we can arrange for the export of 3-Methylpyridine-2-carboxaldehyde to meet your international requirements.
How can I request a sample or quote for 3-Methylpyridine-2-carboxaldehyde?
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To request a sample or a detailed quotation, please contact our sales team through the website or by phone, providing your specific requirements.
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