4-Acetylpyridine
4-Acetylpyridine (CAS: 1122-54-9), with the molecular formula C7H7NO and a molecular weight of 121.14 g/mol, is a valuable heterocyclic building block. This compound is essential in organic synthesis, particularly for the preparation of more complex molecules. Its pyridine core and acetyl group make it a versatile intermediate for various chemical transformations, finding utility in research and development across multiple chemical sectors.
- IUPAC
- Methyl 4-pyridyl ketone
- Synonyms
- Methyl 4-pyridyl ketone

Organic Synthesis Intermediate
4-Acetylpyridine serves as a key intermediate in the synthesis of diverse organic compounds. Its reactive acetyl moiety and pyridine ring allow for numerous derivatizations, making it useful in the construction of novel molecular architectures.
Pharmaceutical Research
This compound is employed in medicinal chemistry for the development of potential therapeutic agents. The pyridine scaffold is present in many bioactive molecules, and 4-acetylpyridine provides a convenient starting point for exploring new drug candidates.
Agrochemical Development
In the field of agrochemicals, 4-acetylpyridine can be utilised as a building block for designing new pesticides and herbicides. Its structural features can be incorporated to enhance the efficacy or specificity of crop protection agents.
Material Science
The unique electronic and structural properties of pyridine derivatives make them of interest in material science. 4-Acetylpyridine can be a precursor for functional materials with specific optical or electronic characteristics.
| Molecular weight | 121.14 |
|---|---|
| Empirical formula | C7H7NO |
| Assay | 97% |
| Boiling point | 212 °C(lit.) |
| Density | 1.095 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.529(lit.) |
| Melting point | 13-16 °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 | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 104 °C / 219.2 °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 4-Acetylpyridine primarily used for?
+
4-Acetylpyridine is primarily used as an intermediate in organic synthesis, particularly for the preparation of complex organic molecules in pharmaceutical research, agrochemical development, and material science.
What is the CAS number and formula for 4-Acetylpyridine?
+
The CAS number for 4-Acetylpyridine is 1122-54-9, and its empirical formula is C7H7NO.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 4-Acetylpyridine with an assay of 97%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should 4-Acetylpyridine be handled safely?
+
4-Acetylpyridine is a warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment including eyeshields, gloves, and a suitable respirator. Ensure adequate ventilation.
How is 4-Acetylpyridine packed, shipped, and exported?
+
4-Acetylpyridine is carefully packed to ensure safe transit and is available for export globally by Tech Serve Solutions. Please contact us for specific shipping and export details.
How can I request a sample or quote for 4-Acetylpyridine?
+
To request a sample or a quote for 4-Acetylpyridine, please contact our sales team through the website or by phone, providing your contact details and the quantity required.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis