(E)-3-Hexen-2-one

Formula: C₆H₁₀O
Molecular weight: 98.1430
IUPAC Standard InChI: InChI=1S/C6H10O/c1-3-4-5-6(2)7/h4-5H,3H2,1-2H3/b5-4+
IUPAC Standard InChIKey: LPCWMYHBLXLJJQ-SNAWJCMRSA-N
CAS Registry Number: 4376-23-2
Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript.
Stereoisomers:
- 3-Hexen-2-one
- (Z)-3-hexen-2-one
Other names: 3-hexen-2-one(E)
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Gas phase ion energetics data

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Data evaluated by: Edward P. Hunter and Sharon G. Lias

View reactions leading to C₆H₁₀O⁺ (ion structure unspecified)

Quantity	Value	Units	Method	Reference	Comment
Proton affinity (review)	206.9	kcal/mol	N/A	Hunter and Lias, 1998
Quantity	Value	Units	Method	Reference	Comment
Gas basicity	199.3	kcal/mol	N/A	Hunter and Lias, 1998

Gas Chromatography

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Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	CP Sil 8 CB	843.	Elmore, Campo, et al., 2002	60. m/0.25 mm/0.25 μm, He, 40. C @ 2. min, 4. K/min; T_end: 280. C

Normal alkane RI, non-polar column, custom temperature program

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Column type	Active phase	I	Reference	Comment
Capillary	TR-5 MS	844.	Kurashov, Mitrukova, et al., 2014	15. m/0.25 mm/0.25 μm, Helium; Program: 35 0C (3 min) 2 0C/min -> 60 0C (3 min) 2 0C/min -> 80 0C (3 min) 4 0C/min -> 120 0C (3 min) 5 0C/min -> 150 0C (3 min) 15 0C/min -> 240 0C (10 min)

Normal alkane RI, polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	Carbowax 20M	1188.	Kawakami and Kobayashi, 1991	He, 60. C @ 4. min, 2. K/min; Column length: 50. m; Column diameter: 0.25 mm; T_end: 180. C

References

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Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Elmore, Campo, et al., 2002
Elmore, J.S.; Campo, M.M.; Enser, M.; Mottram, D.S., Effect of lipid composition on meat-like model systems containing cysteine, ribose, and polyunsaturated fatty acids, J. Agric. Food Chem., 2002, 50, 5, 1126-1132, https://doi.org/10.1021/jf0108718 . [all data]

Kurashov, Mitrukova, et al., 2014
Kurashov, E.A.; Mitrukova, G.G.; Krylova, Yu.V., Variations in the component composition of essential oil of Ceratophyllum demersum (Ceratophyllaceae) during vegetation (in press), Plant Resources (Rastitel'nye Resursy), 2014, 1, 000-000. [all data]

Kawakami and Kobayashi, 1991
Kawakami, M.; Kobayashi, A., Volatitle constituents of greem mate and roasted mate, J. Agric. Food Chem., 1991, 39, 7, 1275-1279, https://doi.org/10.1021/jf00007a016 . [all data]

Notes

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Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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