Heksan

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Heksan
Skeletal formula of hexane
Skeletal formula of hexane with all implicit carbons shown, and all explicit hydrogens added
Ball and stick model of hexane
Spacefill model of hexane
Nazivi
IUPAC naziv
Heksan[1]
Identifikacija
3D model (Jmol)
Bajlštajn 1730733
ChEBI
ChemSpider
DrugBank
ECHA InfoCard 100.003.435
EC broj 203-777-6
Gmelin Referenca 1985
KEGG[2]
MeSH n-hexane
RTECS MN9275000
UNII
UN broj 1208
  • InChI=1S/C6H14/c1-3-5-6-4-2/h3-6H2,1-2H3 DaY
    Ključ: VLKZOEOYAKHREP-UHFFFAOYSA-N DaY
  • CCCCCC
Svojstva
C6H14
Molarna masa 86,18 g·mol−1
Agregatno stanje Bezbojna tečnost
Miris Petrolni
Gustina 0,6548 g mL−1
9,5 mg L−1
log P 3.764
Napon pare 17,60 kPa (na 20.0 °C)
kH 7,6 nmol Pa−1 kg−1
λmax 200 nm
Indeks refrakcije (nD) 1,375
Viskoznost 294 μPa s
Termohemija
Specifični toplotni kapacitet, C 265,2 J K−1 mol−1
296,06 J K−1 mol−1
−199,4–−198,0 kJ mol−1
−4180–−4140 kJ mol−1
Opasnosti
GHS piktogrami The flame pictogram in the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) The exclamation-mark pictogram in the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) The health hazard pictogram in the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) The environment pictogram in the Globally Harmonized System of Classification and Labelling of Chemicals (GHS)
GHS signalne reči Opasnost
H225, H304, H315, H336, H373, H411
P210, P261, P273, P281, P301+310, P331
NFPA 704
NFPA 704 four-colored diamondFlammability code 4: Will rapidly or completely vaporize at normal atmospheric pressure and temperature, or is readily dispersed in air and will burn readily. Flash point below 23 °C (73 °F). E.g., propaneHealth code 2: Intense or continued but not chronic exposure could cause temporary incapacitation or possible residual injury. E.g., chloroformKod reaktivnosti 0: Normalno stabilan, čak i pod stanjem izloženosti vatri; nije reaktivan s vodom (npr. tečni azot)Special hazards (white): no code
4
2
0
Tačka paljenja −26.0 °C
Eksplozivni limiti 1,2–7,7%
Smrtonosna doza ili koncentracija (LD, LC):
25 g kg−1 (oralno, pacov)
Srodna jedinjenja
Ukoliko nije drugačije napomenuto, podaci se odnose na standardno stanje materijala (na 25°C [77°F], 100 kPa).
DaY verifikuj (šta je DaYNeN ?)
Reference infokutije

Heksan je šesti član homologog reda alkana sa molekulskom formulom CH3(CH2)4CH3. Prefiks „Heks“ označava da postoji šest atoma ugljenika, dok „an“ pokauje da pripada homologom redu alkana. Heksanovi izomeri su veoma nereaktivni.

Reference[uredi | uredi izvor]

  1. ^ „n-hexane – Compound Summary”. PubChem Compound. USA: National Center for Biotechnology Information. 16. 9. 2004. Identification and Related Records. Pristupljeno 31. 12. 2011. 
  2. ^ Joanne Wixon; Douglas Kell (2000). „Website Review: The Kyoto Encyclopedia of Genes and Genomes — KEGG”. Yeast. 17 (1): 48—55. doi:10.1002/(SICI)1097-0061(200004)17:1<48::AID-YEA2>3.0.CO;2-H. 
  3. ^ Li Q, Cheng T, Wang Y, Bryant SH (2010). „PubChem as a public resource for drug discovery.”. Drug Discov Today. 15 (23-24): 1052—7. PMID 20970519. doi:10.1016/j.drudis.2010.10.003.  uredi
  4. ^ Evan E. Bolton; Yanli Wang; Paul A. Thiessen; Stephen H. Bryant (2008). „Chapter 12 PubChem: Integrated Platform of Small Molecules and Biological Activities”. Annual Reports in Computational Chemistry. 4: 217—241. doi:10.1016/S1574-1400(08)00012-1. 

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