3-hexanone
Structural formula | ||||||||||||||||
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General | ||||||||||||||||
Surname | 3-hexanone | |||||||||||||||
other names |
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Molecular formula | C 6 H 12 O | |||||||||||||||
Brief description |
colorless liquid |
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properties | ||||||||||||||||
Molar mass | 100.16 g mol −1 | |||||||||||||||
Physical state |
liquid |
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density |
0.82 g cm −3 |
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Melting point |
−55 ° C |
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boiling point |
123 ° C |
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Vapor pressure |
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solubility |
poor in water (14.7 g l −1 at 25 ° C) |
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Refractive index |
1.4004 (20 ° C) |
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safety instructions | ||||||||||||||||
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Toxicological data | ||||||||||||||||
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C |
3-Hexanone or ethyl propyl ketone is a colorless liquid from the group of ketones . Its flash point is 20 ° C.
presentation
3-hexanone can be prepared by oxidation of 3-hexanol are obtained:
A Grignard reaction of propionitrile and propylmagnesium bromide is also possible:
properties
3-hexanone forms highly flammable vapor-air mixtures. The compound has a flash point of 20 ° C. The explosion range is between 1% by volume (40 g / m 3 ) as the lower explosion limit (LEL) and 8% by volume (340 g / m 3 ) as the upper explosion limit (UEL).
Individual evidence
- ↑ Entry on ETHYL PROPYL KETONE in the CosIng database of the EU Commission, accessed on March 21, 2020.
- ↑ a b c d e f g h i j k l m n Entry on 3-hexanone in the GESTIS substance database of the IFA , accessed on January 9, 2019(JavaScript required) .
- ↑ Entry on 3-hexanone at ChemicalBook , accessed on September 19, 2011.
- ↑ David R. Lide (Ed.): CRC Handbook of Chemistry and Physics . 90th edition. (Internet version: 2010), CRC Press / Taylor and Francis, Boca Raton, FL, Physical Constants of Organic Compounds, pp. 3-282.
- ↑ E. Brandes, W. Möller: Safety-related parameters. Volume 1: Flammable Liquids and Gases. Wirtschaftsverlag NW - Verlag für neue Wissenschaft, Bremerhaven 2003.