2-Acetylcyclopentanone
2-Acetylcyclopentanone (CAS: 1670-46-8), with the molecular formula C7H10O2 and a molar mass of 126.15 g/mol, is a versatile organic compound. It serves as a valuable building block in chemical synthesis and is recognized for its role in organic chemistry research. This ketone is characterized by its specific structure, enabling its use in various synthetic pathways and laboratory applications.

Chemical Synthesis Intermediate
2-Acetylcyclopentanone functions as a key intermediate in the synthesis of more complex organic molecules. Its diketone structure allows for diverse chemical transformations, making it useful in research and development for novel compounds.
Research and Development
This compound is employed in laboratory settings for R&D purposes, contributing to the exploration of new chemical reactions and the development of new materials and pharmaceuticals. Its specific reactivity profile is valuable for synthetic chemists.
Acetaminophen Hepatotoxicity Studies
In specific research contexts, 2-Acetylcyclopentanone has been utilised to investigate protective mechanisms against drug-induced liver injury, such as that caused by acetaminophen (APAP).
| Molecular weight | 126.15 |
|---|---|
| Linear formula | CH3COC5H7(=O) |
| Assay | 98% |
| Boiling point | 72-75 °C/8 mmHg(lit.) |
| Density | 1.043 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.489(lit.) |
| Application | 2-Acetylcyclopentanone was used to evaluate the protective abilities of 2-ACP in a mouse model of acetaminophen (APAP) hepatotoxicity1. |

Hazard statements
- H302Harmful if swallowed
| 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 |
| Safety statements (S) | 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 2-Acetylcyclopentanone used for?
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2-Acetylcyclopentanone is primarily used as a chemical intermediate in organic synthesis and in research and development for creating new compounds. It has also been used in studies related to acetaminophen hepatotoxicity.
What is the CAS number and chemical formula for 2-Acetylcyclopentanone?
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The CAS number for 2-Acetylcyclopentanone is 1670-46-8, and its chemical formula is CH3COC5H7(=O) or C7H10O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Acetylcyclopentanone with a purity of 98%. We do not represent this product as USP, BP, or EP grade.
How should 2-Acetylcyclopentanone be handled safely?
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2-Acetylcyclopentanone is classified as harmful if swallowed (H302) and requires appropriate safety measures. Handling should involve wearing eyeshields, faceshields, and gloves. A full-face respirator or a multi-purpose combination respirator cartridge is recommended, along with an ABEK type respirator filter.
Is 2-Acetylcyclopentanone shipped internationally?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 2-Acetylcyclopentanone, and can handle international shipments.
How can I request a quote or sample for 2-Acetylcyclopentanone?
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To request a quote or a sample of 2-Acetylcyclopentanone, please contact our sales team through the website or by phone.
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