2-Acetyl-1-cyclopentanone
[CAS 1670-46-8]

Identification

• Classification: Chemical reagent >> Organic reagent >> Fatty ketone (including enol)
• Name: 2-Acetyl-1-cyclopentanone
• Synonyms: 2-Acetylcyclopentanone; NSC 141181; alpha-Acetylcyclopentanone
• Molecular Formula: C₇H₁₀O₂
• Molecular Weight: 126.15
• CAS Registry Number: 1670-46-8
• EC Number: 216-797-5

Properties

• Solubility: Soluble (35 g/L) (25 °C), Calc.^*
• Density: 1.083±0.06 g/cm³ (20 °C 760 Torr), Calc.^*
• Melting point: 60-70 °C^**
• Boiling point: 130 °C (20 Torr)^***
• Refractive index: 1.4920 (589.3 nm 17 °C)^****
• Flash point: 72.8±0.0 °C, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2014 ACD/Labs)

^** Ohta, Katsuki

^*** Farrissey, W. J., Jr.

^**** Acheson, R. M.

Safety Data

• Hazard Symbols: Xn
• Risk Statements: R22
• Safety Statements: S36

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H302