Heptan: Forskelle mellem versioner
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'''Heptan''' er en fællesbetegnelse for en [[alkan]] med 7 [[kulstof]]atomer. |
'''Heptan''' er en fællesbetegnelse for en [[alkan]] med 7 [[kulstof]]atomer. |
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[[Fil:Heptane-2D-Skeletal.svg|thumb|Eksempel på en strukturformel af heptan]] |
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==Isomerer== |
== Isomerer == |
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Der findes 9 [[isomer]]er af '''Heptan''': |
Der findes 9 [[isomer]]er af '''Heptan''': |
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*''n''-'''Heptan''' CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub>CH<sub>2</sub>CH<sub>2</sub>CH<sub>2</sub>CH<sub>3</sub> |
* ''n''-'''Heptan''' CH<sub>3</sub>CH<sub>2</sub>CH<sub>2</sub>CH<sub>2</sub>CH<sub>2</sub>CH<sub>2</sub>CH<sub>3</sub> |
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*2-Methylhexan (Isoheptan) CH<sub>3</sub>CH(CH<sub>3</sub>)CH<sub>2</sub>CH<sub>2</sub>CH<sub>2</sub>CH<sub>3</sub> |
* 2-Methylhexan (Isoheptan) CH<sub>3</sub>CH(CH<sub>3</sub>)CH<sub>2</sub>CH<sub>2</sub>CH<sub>2</sub>CH<sub>3</sub> |
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*3-Methylhexan CH<sub>3</sub>CH<sub>2</sub>CH(CH<sub>3</sub>)CH<sub>2</sub>CH<sub>2</sub>CH<sub>3</sub> |
* 3-Methylhexan CH<sub>3</sub>CH<sub>2</sub>CH(CH<sub>3</sub>)CH<sub>2</sub>CH<sub>2</sub>CH<sub>3</sub> |
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*2,2-(di)Methylpentan (Neoheptan) CH<sub>3</sub>C(CH<sub>3</sub>)<sub>2</sub>CH<sub>2</sub>CH<sub>2</sub>CH<sub>3</sub> |
* 2,2-(di)Methylpentan (Neoheptan) CH<sub>3</sub>C(CH<sub>3</sub>)<sub>2</sub>CH<sub>2</sub>CH<sub>2</sub>CH<sub>3</sub> |
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*2,3-(di)Methylpentan CH<sub>3</sub>CH(CH<sub>3</sub>)CH(CH<sub>3</sub>)CH<sub>2</sub>CH<sub>3</sub> |
* 2,3-(di)Methylpentan CH<sub>3</sub>CH(CH<sub>3</sub>)CH(CH<sub>3</sub>)CH<sub>2</sub>CH<sub>3</sub> |
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*2,4-(di)Methylpentan CH<sub>3</sub>CH(CH<sub>3</sub>)CH<sub>2</sub>CH(CH<sub>3</sub>)CH<sub>3</sub> |
* 2,4-(di)Methylpentan CH<sub>3</sub>CH(CH<sub>3</sub>)CH<sub>2</sub>CH(CH<sub>3</sub>)CH<sub>3</sub> |
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*3,3-(di)Methylpentan CH<sub>3</sub>CH<sub>2</sub>C(CH<sub>3</sub>)<sub>2</sub>CH<sub>2</sub>CH<sub>3</sub> |
* 3,3-(di)Methylpentan CH<sub>3</sub>CH<sub>2</sub>C(CH<sub>3</sub>)<sub>2</sub>CH<sub>2</sub>CH<sub>3</sub> |
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*3-Ethylpentan CH<sub>3</sub>CH<sub>2</sub>CH(CH<sub>2</sub>CH<sub>3</sub>)CH<sub>2</sub>CH<sub>3</sub> |
* 3-Ethylpentan CH<sub>3</sub>CH<sub>2</sub>CH(CH<sub>2</sub>CH<sub>3</sub>)CH<sub>2</sub>CH<sub>3</sub> |
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*2,2,3-(tri)Methylbutan CH<sub>3</sub>C(CH<sub>3</sub>)<sub>2</sub>CH(CH<sub>3</sub>)CH<sub>3</sub> |
* 2,2,3-(tri)Methylbutan CH<sub>3</sub>C(CH<sub>3</sub>)<sub>2</sub>CH(CH<sub>3</sub>)CH<sub>3</sub> |
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{{alkaner}} |
{{alkaner}} |
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{{natvidstub}} |
{{natvidstub}} |
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{{autoritetsdata}} |
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[[Kategori:Alkaner]] |
[[Kategori:Alkaner]] |
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Versionen fra 4. apr. 2017, 12:14
Heptan er en fællesbetegnelse for en alkan med 7 kulstofatomer.
Isomerer
Der findes 9 isomerer af Heptan:
- n-Heptan CH3CH2CH2CH2CH2CH2CH3
- 2-Methylhexan (Isoheptan) CH3CH(CH3)CH2CH2CH2CH3
- 3-Methylhexan CH3CH2CH(CH3)CH2CH2CH3
- 2,2-(di)Methylpentan (Neoheptan) CH3C(CH3)2CH2CH2CH3
- 2,3-(di)Methylpentan CH3CH(CH3)CH(CH3)CH2CH3
- 2,4-(di)Methylpentan CH3CH(CH3)CH2CH(CH3)CH3
- 3,3-(di)Methylpentan CH3CH2C(CH3)2CH2CH3
- 3-Ethylpentan CH3CH2CH(CH2CH3)CH2CH3
- 2,2,3-(tri)Methylbutan CH3C(CH3)2CH(CH3)CH3
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