2-Hexanone
[CAS# 591-78-6]

Identification

• Classification: Chemical reagent >> Organic reagent >> Fatty ketone (including enol)
• Name: 2-Hexanone
• Synonyms: Butyl methyl ketone; Methyl butyl ketone
• Molecular Formula: C₆H₁₂O
• Molecular Weight: 100.16
• CAS Registry Number: 591-78-6
• EC Number: 209-731-1

Properties

• Density: 0.81
• Melting point: -57 ºC
• Boiling point: 127 ºC
• Refractive index: 1.3995-1.4015
• Flash point: 23 ºC
• Water solubility: 2 g/100 mL (20 ºC)

Safety Data

• Hazard Symbols: GHS02;GHS08;GHS07 Danger
• Hazard Statements: H226-H361f-H336-H372
• Safety Description: S36/37;S45

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Flammable liquids	Flam. Liq.	3	H226
Reproductive toxicity	Repr.	2	H361
Specific target organ toxicity - repeated exposure	STOT RE	1	H372
Specific target organ toxicity - single exposure	STOT SE	3	H336
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335
Acute toxicity	Acute Tox.	4	H332
Reproductive toxicity	Repr.	2	H361f
Reproductive toxicity	Repr.	2	H361f

• Transport Information: UN 1224