5-Nonanone

5-Nonanone
Names
Preferred IUPAC name
Nonan-5-one
Other names
Dibutyl ketone; n-Butylketone
Identifiers
3D model (JSmol)
1743583
ChemSpider
ECHA InfoCard 100.007.224
EC Number
  • 207-946-5
MeSH 5-nonanone
UNII
UN number 1224
  • InChI=1S/C9H18O/c1-3-5-7-9(10)8-6-4-2/h3-8H2,1-2H3
    Key: WSGCRAOTEDLMFQ-UHFFFAOYSA-N
  • CCCCC(=O)CCCC
Properties
C9H18O
Molar mass 142.242 g·mol−1
Appearance Colorless
Density 0.82 g/mL
Melting point −4 °C; 25 °F; 269 K
Boiling point 188.5 °C; 371.2 °F; 461.6 K
log P 2.88
Vapor pressure 0.073 kPa (at 25.0 °C)
Hazards
GHS labelling:
Danger
H226, H319, H335, H336, H372
P210, P233, P240, P241, P242, P243, P260, P264, P270, P271, P280, P303+P361+P353, P304+P340, P305+P351+P338, P312, P314, P337+P313, P370+P378, P403+P233, P403+P235, P405, P501
Preview warning: Omit Rules: keep P260, omit P261
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

5-Nonanone, or dibutyl ketone, is the organic compound with the formula (CH3CH2CH2CH2)2CO. This colorless liquid is a symmetrical ketone.

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